The present invention relates to the field of lithium ion batteries, in particular to a temperature-sensitive device, a device for measuring the temperature inside a lithium ion battery cell, and a preparation method. The temperature-sensitive device is made of lithium lanthanum zirconium oxide ceramic doped with a metal element, wherein the metal element is aluminum or gallium or tantalum or niobium. The device for measuring the temperature inside a lithium ion battery cell comprises the temperature-sensitive device and two blocking electrodes, wherein the temperature-sensitive device is in the shape of a circular piece; and each blocking electrode is a gold layer deposited on one circular surface of the temperature-sensitive device. The present invention can be installed inside a lithium ion battery, and the temperature inside a battery cell is accurately reflected by means of an alternating-current impedance value of the present invention.
Disclosed in the present invention is a preparation method for a dual-mode SERS microelectrode. The preparation method comprises the following steps: preparing an electrode by means of electro-deposition; modification; electro-enrichment; and detection. Provided in the present invention is a method for preparing on CFME a gold-silver bimetallic nano-structure having excellent SERS activity by means of electro-deposition. A signal molecule which has a pH response and can be used as an internal standard substance is rationally modified; and trans-β-Apo-8'-carotenal having toxic and side effects and pH are simultaneously detected by regulating and controlling the potential, such that the responsiveness is good, and the sensitivity is high. A detection method for a miniaturized multi-sensing channel is cost-effective, involves simple and convenient operations and has high detection efficiency, and can be widely applied to the fields of food safety and biological medicines.
The present invention relates to the technical field of garbage leachate treatment coupled with clean coal, in particular to a device for preparing composite coal-water slurry by mixing garbage leachate and pulverized coal. The device comprises a scraping assembly, which comprises a stirring barrel member and a scraping member configured to scrape an inner wall of the stirring barrel member; and a feeding assembly, which comprises an upper cover member positioned on the stirring barrel member, a support member fixed to the upper cover member and a feeding member fixed to the upper cover member. In the present invention, a stirring member is controlled to operate so as to make concentrated garbage leachate be stirred; the stirring member is also controlled to operate to make the scraping member operate so as to scrape the inner wall of the stirring barrel member, thereby preventing some reactants from adhering to the inner wall; and the stirring member is controlled to operate also to make the feeding member operate, so as to enable the pulverized coal and sodium lignosulfonate in the feeding member to gradually fall into the stirring barrel member a plurality of times, such that the garbage leachate, the pulverized coal and the sodium lignosulfonate are fully mixed.
C10L 1/32 - Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions
C10L 1/24 - Organic compounds containing sulfur, selenium or tellurium
B01F 35/12 - Maintenance of mixers using mechanical means
B01F 27/805 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis wherein the stirrers or the receptacles are moved in order to bring them into operative position; Means for fixing the receptacle
B01F 27/90 - Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
Disclosed in the present invention are a preparation method for an active layer containing a volatile solid additive and the use thereof in organic photovoltaics. The preparation method comprises the following steps: preparing a process additive solution; adding electron donor powder and electron acceptor powder to the process additive solution to form an active layer solution; and spin-coating an anode interface layer with the active layer solution to form a film, and then performing annealing treatment on same for 10min to obtain an active layer, the process additive being selected from 1,3,5-tribromobenzene (TBr). The process additive used by the present invention has a low price and easily adjustable and controllable morphology, can achieve performance improvement of solar cells, and has the advantages of economy and high efficiency. The obtained product can be used for organic photovoltaic materials and has a wide application prospect.
H10K 30/30 - Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising bulk heterojunctions, e.g. interpenetrating networks of donor and acceptor material domains
H10K 71/12 - Deposition of organic active material using liquid deposition, e.g. spin coating
The present invention relates to the technical field of biomass pyrolysis, and in particular to a pyrolysis mechanism and a biomass pyrolysis device. The biomass pyrolysis device comprises: a pyrolysis mechanism; and a heating and accommodating mechanism, which comprises a heating assembly sleeved outside a soaking barrel assembly, and an end cap hinged to the top end of the heating assembly and also a support base arranged at the bottom of the heating assembly; a gas flow division mechanism, which comprises a sealing disc assembly arranged on the support base, and a support shaft seat arranged on the support base, wherein a flow guide tank assembly is rotationally connected to the interior of the support shaft seat, and a flow guide pipe assembly penetrates through the sealing disc assembly; and a rotary driving mechanism, which comprises an electric motor arranged on the support base. During pyrolysis, the pyrolysis mechanism can be driven to rotate by operating the electric motor, so as to constantly change relative positions of an outer thermally conductive barrel and an inner storage barrel; and uniform thermal conduction is performed by means of thermally conductive metal balls to achieve simultaneous internal and external heating of a pyrolysis structure, thereby improving the pyrolysis efficiency.
C10B 53/02 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
6.
METHOD FOR SIMULATING SENSITIVE RESPONSE OF JURKAT CELLS IN MECHANICAL MICROENVIRONMENTS
A method for simulating the sensitive response of Jurkat cells in mechanical microenvironments, which method comprises the following steps: S1. transfecting FRET probes into Jurkat cells by using an electrotransformation method; S2. performing a first simulation, in a mechanical microenvironment, of the Jurkat cells; S3. collecting FRET images of the Jurkat cells by using a FRET microscope; S4. performing quantitative analysis and statistical analysis on the FRET images; S5. performing, in a mechanical microenvironment, a second simulation of the Jurkat cells; and S6. detecting an ERK phosphorylation level by using an immunoblotting method. In the method, by means of simulating different states of Jurkat cells, such as no coated adhesion, charge adsorption, extracellular matrix adsorption, and adhesion to an endothelial cell layer, and by using a FRET living cell observation method and a biochemical detection method using an antibody against ERK phosphorylation, Jurkat cells in different states are detected, so as to obtain the activity of Jurkat cells in different mechanical microenvironments.
Provided in the present invention is a rheometer suitable for thermosetting resins, comprising: a casing, a first piston cylinder provided inside the casing, and a second piston cylinder connected to the first piston cylinder via a connecting rod. A capillary tube is mounted in the middle of the cylinder bottom of the second piston cylinder; a container is mounted at an outlet of the capillary tube; the bottom end of the connecting rod is provided with a force sensor, and the force sensor is used for measuring a force transmitted to a lower piston from a sample inside the first piston cylinder; a flow sensor is mounted at an inlet of the capillary tube at the cylinder bottom of the second piston cylinder, and is used for measuring the flow rate of a solution squeezed out of the capillary tube; a rotating element is mounted inside the first piston cylinder; the rotating element is provided with a torque sensor and a rotational speed sensor which are respectively used for measuring the torque and the angular speed of the sample inside the first piston cylinder relative to the rotating element, so as to acquire, on the basis of measured data, rheological parameter values during a sample curing process. The rheometer can record rheological parameter values during resin curing processes, thus expanding the test range, and optimizing test results.
G01N 11/08 - Investigating flow properties of materials, e.g. viscosity or plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by measuring pressure required to produce a known flow
Silicon-based composite material is provided, comprising a co-blended material having a porous structure, a sodium bismuth titanate (Bi0.5Na0.5) TiO3 piezoelectric material encapsulated on the surface of the co-blended material, and the co-blended material comprising a co-blended porous Si/C material and a multi-walled carbon nanotube. The silicon-based composite material has a porous structure that provides a multi-path transport channel for lithium ions and provides an effective buffer space for the volume expansion of the silicon; the conductive network constituted by the multi-walled carbon nanotubes CNTs is conducive to enhanced electron transfer which enables excellent reaction kinetics; the network structure composed of CNTs helps lithium ions to maintain structural stability in the process of de-embedded lithium, which in turn maintains high capacity at high currents and has high stability. The external stimulation of the sodium bismuth titanate (Bi0.5Na0.5)TiO3 piezoelectric material always presents and the function does not fail to maintain good interfacial contact and promote interfacial lithium-ion transport capacity more effectively.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/1395 - Processes of manufacture of electrodes based on metals, Si or alloys
H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys
H01M 4/485 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
9.
Methods of modifying surface of film with inverse miniemulsion
Embodiments of the present disclosure provide a method of modifying a surface of a film with an inverse miniemulsion, the method comprising: preparing an inverse miniemulsion loaded with a precursor, and then configuring an alkaline miniemulsion, and finally preparing an oxide nanocrystal surface-modified film by a solvothermal process. Embodiments of the present disclosure drive an oxide nanocrystal precursor preloaded in the inverse miniemulsion to migrate to the surface of the film during a solvent thermal treatment by utilizing a pH-responsive polymer that changes the nature of the polymer in the presence of a change in pH, resulting in the formation of the oxide nanocrystal modification on the film surface. The functional film materials modified by the embodiments of the present disclosure have potential applications in the fields of semiconductor, photosensitivity and photoluminescence.
2344/acid-modified attapulgite (H-ATP) catalyst by using a microwave hydrothermal method; the microwave-assisted hydrothermal method causes Ti4+34343422, and turning waste into wealth.
B01J 23/78 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with alkali- or alkaline earth metals or beryllium
B01J 20/10 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
B01J 20/28 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/30 - Processes for preparing, regenerating or reactivating
B01D 53/02 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography
A method for preparing a graphene/copper composite deformed copper-chromium-zirconium alloy layered strip is provided. The method includes: obtaining a deformed copper-chromium-zirconium alloy strip by performing a solid solution treatment on a bulk copper-chromium-zirconium alloy, and performing a room temperature equal channel extrusion and a low temperature rolling on the bulk copper-chromium-zirconium alloy after the solid solution; obtaining a graphene/copper composite deformed copper-chromium-zirconium alloy strip by preparing a graphene/copper composite deposition liquid and performing a surface electrodeposition treatment on the deformed copper-chromium-zirconium alloy strip; obtaining the graphene/copper composite deformed copper-chromium-zirconium alloy layered strip with a rolling deformation of 65%-95% by stacking the graphene/copper composite deformed copper-chromium-zirconium alloy strips for 3-7 layers, and then performing a cold rolling, a single rolling deformation being 5%-10%; and performing a vacuum aging on the graphene/copper composite deformed copper-chromium-zirconium alloy layered strip.
C22F 1/08 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
The present invention relates to the technical field of neuron control, and in particular to a multi-scroll attractor control method and system based on autonomous neurons. The method comprises: constructing a three-dimensional autonomous tabu neuron model; introducing a piecewise linear saturation function into the three-dimensional autonomous tabu neuron model to obtain an IMTLN model, and generating multi-scroll attractors using the IMTLN model; and controlling the multi-scroll attractors by adjusting saturation values of the piecewise linear saturation function. The three-dimensional autonomous tabu neuron model provided in the present invention has a simple structure and low implementation difficulty, and is able to generate multi-scroll attractors. Multi-scroll control is performed via parameters, and numerical simulation is carried out.
Embodiments of the present disclosure provide a protective device for a submarine pipeline, comprising an internal pipeline, a protective casing, and a support explosion-proof assembly; wherein the protective casing is disposed outside the internal pipeline, and a cavity body is disposed between the protective casing and the internal pipeline; the support explosion-proof assembly is disposed in the cavity body; the support explosion-proof assembly includes a plurality of support columns, the support columns are disposed in the cavity body, and one end of the support columns away from the protective casing supported on the internal pipeline, the plurality of the support columns disposed at intervals in a circumferential direction along the internal pipeline, and an explosion-proof baffle with elastic deformation capability is disposed between two adjacent support columns.
F16L 1/12 - Laying or reclaiming pipes on or under water
G01M 3/24 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
15.
Honeycomb catalyst for catalytic oxidative degradation of VOCs prepared by ultrasonic double-atomization process
The present disclosure provides a honeycomb catalyst for catalytic oxidative degradation of VOCs prepared by an ultrasonic double-atomization process. The honeycomb catalyst is prepared by performing acidification and performing hydrothermal activation in alcoholic solution for honeycomb to modify a surface; dissolving soluble transition metal inorganic salt in deionized water to obtain precursor solution; performing ultrasonic atomization of the precursor solution and the precipitant solution in the ultrasonic atomization device into droplets; placing the modified honeycomb in a special quartz glass reactor, wherein the droplets enter into the quartz glass reactor through a pipeline to come into contact with a surface of a honeycomb hole and rapidly react to generate a hydroxide precursor on the surface of the honeycomb hole; drying the honeycomb into a drying box after performing the ultrasonic atomization, and calcining the honeycomb into a muffle furnace to obtain the honeycomb catalyst loaded with transition metal oxides.
The present disclosure discloses a method of a functional monomer in emulsion polymerization, belonging to the field of synthesis of functional monomers and methods of emulsion polymerization. The present disclosure obtains functional monomers TDMAMA and TDMAIA by synthesis, which may show different functions at different pH. By adjusting an H+/OH− content in an emulsion with an acid and alkali solution at a certain concentration, it is found that the functional monomers are both an emulsifier, a polymerizing monomer, and a reducing agent at a specific pH, at which the emulsion is stable, and may perform free-radical emulsion polymerization at room temperature, and high molecular weight polymer is obtained through a branched polymerization. When an H+ concentration is less than OH−, the emulsion is unstable and has flocculation, then the polymerization terminates, and emulsion breaking can be realized without adding an additional emulsion breaker.
C08F 2/30 - Emulsion polymerisation with the aid of emulsifying agents non-ionic
C07C 233/09 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton
H10K 30/30 - Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising bulk heterojunctions, e.g. interpenetrating networks of donor and acceptor material domains
The present invention belongs to the technical field of graphene. Particularly disclosed are a three-dimensional graphene heat-conducing film and a preparation method therefor. The preparation method comprises the following steps: (1) formulating a graphite oxide turbid liquid, and stripping the graphite oxide, so as to obtain a single-layer graphene oxide dispersion liquid; (2) adding a cross-linking agent, and continuously stirring the mixture at a high speed until a system forms a hydrogel; (3) freeze-drying same to obtain a three-dimensional graphene oxide aerogel; and (4) sequentially subjecting the three-dimensional graphene oxide aerogel to a carbonization treatment and a graphitization treatment to obtain a three-dimensional graphene aerogel, and finally pressing same to obtain a three-dimensional graphene heat-conducting film. The graphene heat-conducing film has an in-plane heat conductivity of 935-1523 W/(m·K), a heat conductivity in the direction perpendicular to the plane of 218-536 W/(m·K), and a thickness adjustable within 40-1000 μm, and further has relatively good flexibility.
C01B 32/192 - Preparation by exfoliation starting from graphitic oxides
C04B 35/52 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxides based on carbon, e.g. graphite
C04B 35/622 - Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
C09K 5/14 - Solid materials, e.g. powdery or granular
C07D 235/24 - Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
A61P 9/10 - Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
20.
METHOD FOR PREPARING HYDROGEN-RICH FUEL GAS BY CATALYZING BIOMASS TAR CRACKING USING ALUMINUM SMELTING WASTE RESIDUES
Disclosed is a method for preparing hydrogen-rich fuel gas, including adding aluminum smelting waste residues into medium strong acid and soaking for 2-4 h, filtering and baking an obtained precipitate at 300-400° C. for 3-6 h to obtain pre-treated aluminum smelting waste residues; adding the waste residues into weak acid and performing ultrasonic treatment, performing centrifugal separation on an aluminum ash solution, baking for 3-6 h at a constant temperature of 400-500° C. in an air atmosphere, and naturally cooling to room temperature to obtain a cracking catalyst; uniformly mixing the cracking catalyst and biomass with a mass ratio of 1:1 and adding into a first-stage pyrolyzing furnace under N2 atmosphere, and heating from room temperature to 500-900° C. to obtain first-stage pyrolysis gas; and entering the first-stage pyrolysis gas into a second-stage pyrolyzing furnace for secondary catalytic cracking, so as to obtain hydrogen-rich fuel gas.
B01J 37/34 - Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves
C10B 53/02 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
A microfluidic chip for research on an oil-water flow mechanism of a carbonate reservoir, and a manufacturing method therefor. The method comprises the specific steps of manufacturing of a micro-chip flow channel, micro-chip processing, self-growth of a calcium carbonate layer in the micro-chip flow channel, and modification of a surface of the micro-chip flow channel. The microfluidic chip can restore an oil-wet environment of a carbonate reservoir, can accurately simulate the physicochemical characteristics of the carbonate reservoir, and is applied to research on an oil-water flow mechanism and an efficient foam flooding mechanism of the carbonate reservoir.
A pore-network-based gas-liquid relative permeability prediction method during a foam drainage process, which method relates to the technical field of oil and gas field development. The method comprises: acquiring a pore throat radius distribution of a rock core, a pore throat length and a coordination number by means of a constant-speed mercury intrusion experiment and X-ray nano-CT scanning, and establishing a pore network model; by taking dynamic evolution of a foam liquid film and a viscosity effect of flowing foam into consideration, providing a dynamic memory invasion percolation method; simulating a foam drainage process in a porous medium by using the pore network model combined with the dynamic memory invasion percolation method; and on the basis of a flow field and a pressure field, calculating a gas-liquid relative permeability during the foam drainage process by using a Darcy-Weisbach equation. The method uses a foam drainage mechanism which takes dynamic evolution of a foam liquid film and a viscosity effect into consideration, such that accurate prediction of a gas-liquid relative permeability curve during a foam drainage process can be realized.
The present disclosure provides natural gas pipelines, methods for filling an explosion suppression component, and methods for an explosion suppression experiment. The natural gas pipeline may include a pipeline body and an explosion suppression component. The explosion suppression component may be provided within the pipeline body and may include at least one of a first explosion suppression component and at least one second explosion suppression component. The method may include forming a first explosion suppression component by performing a first process on an explosion suppression material; and forming at least one second explosion suppression component by performing a second process on the explosion suppression material. The first process may include cutting and winding, and the second process may include stacking and cutting seam expansion.
F16L 57/04 - Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
F17D 5/00 - Protection or supervision of installations
G01M 3/28 - Investigating fluid tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for valves
24.
METHODS, SYSTEMS AND STORAGE MEDIA FOR PREDICTING OIL SPILL AREAS ON SEA SURFACES
Embodiments of the present disclosure provide a method, system, and storage medium for predicting an area of oil spill on sea surface, the method for predicting the area of oil spill on sea surface includes: S1, obtaining a training dataset; S2, constructing an oil spill numerical model, and determining a predictive model by performing a predetermined processing on an initial predictive model based on simulation result data and the training dataset; S3, initializing the predictive model, determining a count of nodes of an input layer, an output layer, and a hidden layer; and S4, obtaining input data and inputting the input data into the predictive model in S2 to obtain an oil spill area on sea surface to be measured. The method, when used, has a small error and high accuracy, can save a lot of material and financial resources, and can be more widely used in real life.
E21B 43/01 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells specially adapted for obtaining from underwater installations
25.
PIN-BELT-TYPE INSERTION PIN FEEDING MECHANISM AND OPERATING METHOD THEREOF
The present invention relates to the technical field of conveying and feeding, and particularly to a pin-belt-type insertion pin feeding mechanism and an operating method thereof. The present invention provides a pin-belt-type insertion pin feeding mechanism, wherein a pin belt reel is suitable for storing an insertion pin belt; a conveying mechanism is suitable for driving the insertion pin belt to horizontally move to a cutting mechanism for conveying; a pickup mechanism is rotatably arranged at one side of the cutting mechanism; the cutting mechanism is suitable for cutting an individual insertion pin away from the insertion pin belt; after the conveying mechanism drives the insertion pin belt to move to a cutting station of the cutting mechanism, a movable end of the cutting mechanism horizontally moves to the insertion pin belt, so as to separate the insertion pin from the insertion pin belt; the insertion pin continues to move in the movable end of the cutting mechanism, and the movable end of the cutting mechanism is suitable for polishing an outer wall of the insertion pin and can spray a flux onto the outer wall of the insertion pin; and a movable end of the pickup mechanism moves downwards to pick up the insertion pin in the movable end of the cutting mechanism. By means of the arrangement of the cutting mechanism, uneven cuts and burrs are avoided during pin cutting.
H01L 21/68 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for positioning, orientation or alignment
B65H 37/00 - Article or web delivery apparatus incorporating devices for performing specified auxiliary operations
B65H 20/20 - Advancing webs by web-penetrating means, e.g. pins
H01L 21/677 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for conveying, e.g. between different work stations
H01L 21/67 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components
26.
METHOD FOR PREPARING (R)-TEBUCONAZOLE BY MEANS OF ENZYME CHEMICAL PROCESS
A method for preparing (R)-tebuconazole by means of an enzyme chemical process, comprising: firstly, by taking the whole cell of recombinant bacterium E. coli/Rpeh expressing an epoxide hydrolase as a catalyst, resolving a racemic tebuconazole epoxy intermediate in a mild reaction system to prepare the (R)-tebuconazole epoxy intermediate, wherein the ee value is 92.7% and the yield is 44.0%; and performing a 1,2,4-triazole mediated ring-opening reaction on the (R)-tebuconazole epoxy intermediate under the catalysis of a solid base to prepare (R)-tebuconazole with a high enantiomer purity (＞99% ee).
The embodiment of the present disclosure provides a recovery device for oil spilling on water, a control method thereof, and a recovery vessel. The recovery device includes a casing, a control center, a variable pressure airbag, an oil detector, an isolation layer, a water suction pump, and a drain pipe. The casing is of a hollow structure, the hollow structure is used to accommodate an oil-water mixture and used as a temporary oil collection tank, the upper part of the casing is provided with an oil-water mixture inlet, the bottom of the casing is provided with a drain port, and the side wall of the casting is provided with an oil suction port. The variable pressure airbag is arranged outside the casing, and the variable pressure airbag is configured to adjust buoyancy of the recovery device. The water suction pump is configured to pump out water in the casing and discharge water to a water environment outside the casing through the drain pipe. The control center is arranged on the casing for controlling the volume of the variable pressure airbag and the startup and shutdown of the water suction pump.
E02B 15/04 - Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
B01D 17/12 - Auxiliary equipment particularly adapted for use with liquid-separating apparatus, e.g. control circuits
B63B 39/02 - Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by displacement of masses
B63B 79/10 - Monitoring properties or operating parameters of vessels in operation using sensors, e.g. pressure sensors, strain gauges or accelerometers
C02F 1/00 - Treatment of water, waste water, or sewage
C02F 1/44 - Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
E02B 15/10 - Devices for removing the material from the surface
28.
METHOD AND SYSTEM FOR RESEARCHING INFLUENCE OF LAND-USE CHANGES CAUSED BY BIOMASS LIQUID FUEL ON ENVIRONMENT
The present application discloses a method and system for researching the influence of land-use changes caused by biomass liquid fuel on an environment. The method comprises: according to crop information in each layer, obtaining four types of information data: the planting area of crops, the yield of agricultural products, land-use changes, and land-use change types; according to the four types of information data, calculating the annual carbon absorption amount and oxygen production amount per unit area of agricultural land in each year, and the relationship between a soil carbon sink and an agricultural carbon sink; establishing a life cycle analysis model framework for indirect land-use changes by using the calculation result; analyzing the influence of the indirect land-use changes caused by mass fuel on an environment according to a statistical data analysis method in combination with the life cycle analysis model framework; and finally, establishing a life cycle database and an assessment system for the influence of the land-use changes in a raw material stage of biomass aviation fuel that is suitable for China's actual conditions, thereby providing technical support for sustainable development of biomass aviation fuel.
A method for visually detecting nanoplastics (NPs) in water, comprising the following steps: preparation of Au-MUA, preparation of a solution of NPs under test, quantitatively detecting the NPs by means of the Au-MUA, detecting the NPs having different particle sizes, and calculating the concentration of the NPs. According to the method for visually detecting nanoplastics in water, an Au-MUA recognition unit is synthesized by means of a simple method, and the method has the characteristics of NPs quantitative analysis and particle size screening, is simple and convenient to operate, has low costs, can complete detection within tens of seconds, can achieve onsite visual detection of emerging pollutant NPs in the environment, and is a new method and new technology urgently needed by environmental pollutant monitoring and ecological risk assessment and treatment.
A multi-agent multi-task continuous control method based on temporal equilibrium analysis, comprising the steps of: constructing a multi-agent multi-task game model on the basis of a temporal logic to perform temporal equilibrium analysis and synthesize a multi-agent top-level control policy; constructing a protocol autocompletion mechanism to perfect task protocols having dependency by adding an environmental hypothesis; and constructing a connection mechanism for the top-level control policy and a bottom-level depth deterministic policy gradient algorithm, and constructing a multi-agent continuous task controller on the basis of the connection mechanism.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control (DNC), flexible manufacturing systems (FMS), integrated manufacturing systems (IMS), computer integrated manufacturing (CIM)
31.
"BRICK-MORTAR" LAYERED STRUCTURE CORROSION-RESISTANT PHOSPHATE COMPOSITE COATING, AND PREPARATION METHOD AND USE THEREFOR
A "brick-mortar" layered structure corrosion-resistant phosphate composite coating, and a preparation method and use therefor. Hexagonal boron nitride is modified by means of dopamine hydrochloride, iron(II,III) oxide and silicon dioxide, then a phosphate binder and a curing agent are added to obtain a phosphate composite coating material, and finally, the surface of a base material is coated with the phosphate composite coating material, so as to obtain a phosphate composite coating. In the coating curing process, the arrangement direction of hexagonal boron nitride is controlled by means of a magnetic field auxiliary effect, so as to obtain a "brick-mortar" layered structure corrosion-resistant phosphate composite coating. The coating has a unique layered structure which can effectively resist against electrolyte permeation, provide an ultrahigh physical isolation effect, enhance the corrosion resistance of the metal matrix, and prolong the service life of the metal matrix to a certain extent. The coating is suitable for various harsh corrosion environments and has a wide application prospect in the field of metal matrix surface protection.
The present disclosure relates to a device and a method for pipeline leakage detection. The device for pipeline leakage detection includes a metal powder storage box, a plurality of ribs, and a signal collection and processing device. The metal powder storage box is ring-shaped and made of insulating material, which is configured to be sleeved on a pipeline. Metal powder is stored inside of the metal powder storage box, and inner and outer peripheral walls of the metal powder storage box are of mesh structure, which allows the metal powder to be ejected from the metal powder storage box under the push of leakage fluid of the pipeline. The plurality of ribs are made of insulating material, which are distributed evenly along an outer peripheral wall of the metal powder storage box, and fixed on the metal powder storage box respectively, and a plurality of coils arranged in a layer are configured inside the plurality of ribs. The signal collection and processing device is connected to each coil for collecting and monitoring electromagnetic signal of each coil and obtaining leakage parameters based on the abnormal signal when an abnormal signal occurs. The present disclosure can well detect whether the pipeline leaks and obtain the leakage parameters efficiently, portably, and accurately in the case of leakage.
An offshore oil-spill area prediction method and system, and a medium. The offshore oil-spill area prediction method comprises: S1, acquiring a training data set, wherein the training data set comprises an influence factor which influences submarine oil pipeline leakage; S2, constructing an oil spill numerical model, and performing preset processing on an initial prediction model on the basis of simulation result data and the training data set, so as to determine a prediction model; S3, initializing the prediction model, and determining the number of nodes of each of an input layer, an output layer and a hidden layer; and S4, acquiring input data, and inputting the input data into the prediction model in S2, so as to obtain a sea surface oil-spill area to be measured. When the method is used, the effects of small errors and high accuracy can be achieved.
G06F 30/28 - Design optimisation, verification or simulation using fluid dynamics, e.g. using Navier-Stokes equations or computational fluid dynamics [CFD]
G06F 30/27 - Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
A natural gas pipeline, a filling method for an explosion suppression component, and an explosion suppression experiment method. The natural gas pipeline comprises a pipeline body and an explosion suppression component, wherein the explosion suppression component is arranged in the pipeline body, and comprises at least one of a first explosion suppression component (9) and a second explosion suppression component (12). The filling method comprises: carrying out a first treatment on an explosion suppression material to manufacture a first explosion suppression component (9), and carrying out a second treatment on the explosion suppression material to manufacture a second explosion suppression component (12), wherein the first treatment comprises cutting and winding, and the second treatment comprises lamination and slit expansion. The explosion suppression experiment method comprises: obtaining a filled experimental pipeline (8); exhausting gas from the experimental pipeline (8) by means of a gas pump (6); configuring a target gas in the experimental pipeline (8) by means of a gas cylinder (4) and a flow control device (5), and leaving the experimental pipeline (8) to stand for a standing time; and by means of a synchronous controller (2), controlling an ignition device (3) to perform ignition, and in response to an explosion occurring in the experimental pipeline (8), obtaining combustion information in the experimental pipeline (8) by means of a camera device (7), and obtaining pressure data in the experimental pipeline (8) by means of a sensing device (10).
Provided in the embodiments of the present description is a protection device for a submarine pipeline. The protection device comprises an internal pipeline, a protection housing and a supporting explosion-proof assembly, wherein the protection housing is sleeved outside the internal pipeline; a cavity is provided between the protection housing and the internal pipeline; the supporting explosion-proof assembly is arranged in the cavity; the supporting explosion-proof assembly comprises a plurality of supporting columns; the supporting columns are located in the cavity; the ends of the supporting columns away from the protection housing are supported on the internal pipeline; the plurality of supporting columns are arranged at intervals in the circumferential direction of the internal pipeline; and an explosion-proof baffle having an elastic deformation capability is arranged between two adjacent supporting columns.
Devices for controlling to remove food waste digestion foam are provided. The device includes a digestion tank. The digestion tank includes two hermetically sealed boxes. Each of the two boxes is opened with a liquid inlet connected to an interior of each of the two boxes. A conveying mechanism is connected between the two boxes. The conveying mechanism conveys a gas in the two boxes in a reciprocal manner. The gas in the two boxes is conveyed in the reciprocal manner through the conveying mechanism to generate a pressure difference between the two boxes distributed left and right to remove the foam, which adopts physical defoaming without adding any reagent, is cost-effective and efficient, and does not affect an anaerobic reaction process due to addition of a chemical defoaming agent. The entire device has a simple structure and is easy to operate, and the process is controllable.
The present invention relates to the technical field of building materials, and provides a downpour flooding-resistant recycled pervious concrete suitable for a heavy-load traffic pavement, and a preparation method therefor. The method comprises: determining the water permeability coefficient of a pervious concrete according to the rainfall intensity, the depth of flooding water, and a rainfall duration of each region, calculating the porosity of the pervious concrete according to the water permeability coefficient, and finally calculating the total number of pore channels of the concrete according to the porosity. The pervious concrete comprises the following components in parts by weight: 748-901 parts of recycled coarse aggregates, 732-827 parts of river sands, 600-630 parts of Portland cement, 80-100 parts of silica fume, 160-180 parts of fly ash, 80-120 parts of a steel fiber, 1.2-1.5 parts of a water-reducing admixture, and 180-189 parts of water. The pervious concrete provided by the present invention has high strength and excellent downpour flooding resistance for different rainfall intensities, and can also purify pollutants in runoff, and the compressive strength and breaking strength of the pervious concrete far exceed the requirements for a heavy-load pavement.
Embodiments of the present disclosure provide a device for kitchen waste digestion, including: a first treatment container, provided with a feed pipe and an exhaust pipe at a top, and internally configured with a plurality of pole plate pairs, the pole plate pairs including two pole plates, one of the pole plates being connected to a positive pole of a power source and another being connected to a negative pole of the power source, and a plurality of sieve holes being provided in each of the pole plates; and a second treatment container, a top of the second treatment container connecting to a bottom of the first treatment container, a middle part being configured with a plurality of filler layers spaced apart in a vertical direction, and a bottom being configured with an iron-carbon filler; and a filler in the filler layers including calcium peroxide and magnetite particles.
333 and a proton source, so as to generate the α-azido ketone. The reaction conditions are mild, and no metal is needed; and the method has good yield and enantiomeric selectivity.
C07D 333/22 - Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
C07D 307/52 - Radicals substituted by nitrogen atoms not forming part of a nitro radical
C07C 247/10 - Compounds containing azido groups with azido groups bound to acyclic carbon atoms of a carbon skeleton being unsaturated and containing rings
40.
THREE-SECTION OIL-WATER SEPARATION TWO-DIMENSIONAL SINUSOIDAL WAVE COALESCING PLATE GROUP DEVICE
The present invention relates to the relevant technical field of oil-water separation, and in particular to a three-section oil-water separation two-dimensional sinusoidal wave coalescing plate group device, comprising several coalescing plates distributed at intervals. An upper contour line of a cross section and/or a longitudinal section of each coalescing plate is a first sinusoidal curve, and a lower contour line thereof is a second sinusoidal curve, the first sinusoidal curve having a wave height greater than that of the second sinusoidal curve. A flow passage extending from a reference plane to a wave crest comprises a floating section, a coalescing section and an escape section, which are sequentially connected. In the present invention, by using the coalescing plate having an upper and a lower surface with different wave heights and a consistent period, the probability of oil droplets colliding with a plate surface and thus coalescing is increased; in addition, an arc-shaped section is provided in the middle of the lower surface of the coalescing plate, so as to divide the flow passage formed by two adjacent coalescing plates into the floating section, the coalescing section and the escape section, such that the oil droplets accelerate to float at the floating section, the retention time of small oil droplets is increased by means of the coalescing section so as to facilitate the coalescence and enlargement of the small oil droplets, and then the oil droplets stably float at the escape section through an escape hole, thus achieving oil-water separation. The device occupies a small area and has a high separation efficiency.
YANGZHOU TECHNOLOGY INNOVATION RESEARCH CENTER FOR CARBON NEUTRALITY OF YANGZHOU UNIVERSITY (China)
Inventor
Yuan, Ningyi
Dong, Xu
Li, Lvzhou
Ding, Jianning
Zhou, Xiaoshuang
Jiang, Yaoyao
Abstract
A method for preparing a monodomain liquid crystal elastomer smart fiber incudes: during cross-linking process of the liquid crystal elastomer, drawing of liquid crystal elastomer fibers with uniform diameter from a polymer solution when the viscosity of the cross-linked polymer solution increases to a point where filaments can be drawn; heating by an infrared lamp to form filamentous liquid crystal elastomer fiber; natural air drying to remove excess solvent in the fiber; and stretching and collection of the fiber, followed by placement of the fiber, whereby the monodomain liquid crystal elastomer smart fiber is obtained. The method uses a one-step liquid phase drawing method, which is simple and suitable for large-scale industrial production and enables continuous preparation of high-strength, large-deformation reversible shape memory liquid crystal elastomer fiber with uniform and controllable diameter, breaking through the limitations of the size, strength and driving performance of existing liquid crystal elastomers.
The present disclosure discloses a preparation method of an organosilica/ceramic composite membrane with a gradient pore structure. The preparation method comprises: (1) selecting a porous ceramic material as a membrane support layer; (2) gradually replacing a solvent with water to prepare zirconium colloidal sols with different particle sizes, and successively coating the prepared zirconium colloidal sols onto a ceramic support from large to small so as to form a membrane transition layer with a gradient pore structure; and (3) catalytically synthesizing an organosilica polymeric sol using hydrochloric acid, coating the prepared organosilica sol onto the preheated transition layer through ultrasonic thermal spraying to undergo heat treatment, so as to prepare the organosilica/ceramic composite membrane with the gradient pore structure. According to the present disclosure, the transition layer with the gradient pore structure is prepared by using the zirconium colloidal sols with different particle sizes. An ultrathin defect-free organosilica separation layer is prepared through ultrasonic thermal spraying. As a result, the obtained organosilica/ceramic composite membrane can be applied to the fields of salt-containing dye wastewater treatment and polypeptide bioactive substance separation.
Disclosed in the present invention is a preparation method for an interfacial active agent for improving a recovery ratio of a low-permeability sandstone reservoir. The method comprises two steps, i.e., preparation of a deep eutectic solvent and preparation of the interfacial active agent. The interfacial active agent prepared in the present invention can obviously reduce oil-water interfacial tension, and has the effect of inhibiting hydration expansion of clay minerals in the use process.
C09K 8/584 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
C09K 8/60 - Compositions for stimulating production by acting on the underground formation
C09K 8/86 - Compositions based on water or polar solvents containing organic compounds
44.
METHODS AND SYSTEMS FOR LEAKAGE ANALYSIS OF URBAN PIPELINES AND STORAGE MEDIA
The embodiments of the present disclosure provide a method and a system for leakage analysis of an urban pipeline, and a storage medium. The method includes: obtaining sample signal data of an original signal and a corresponding first waveform diagram; obtaining at least two first components and a second component by processing the sample signal data based on preset iteration operations; determining a mutual information entropy of two adjacent first components in the at least two first components; determining high-frequency signal data of the original signal based on the mutual information entropy; determining an effective characteristic signal and a corresponding second waveform diagram based on the high-frequency signal data and the sample signal data; determining whether the urban pipeline leaks based on the second waveform diagram; and in response to that the urban pipeline leaks, determining a leakage aperture of the urban pipeline based on the effective characteristic signal.
G01M 3/24 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
The present invention relates to the technical field of wastewater treatment apparatuses, in particular to an organic wastewater treatment device. The device comprises a drum body internally provided with a cavity, an input pipe for conveying chlorine gas, and a cylinder, wherein the drum body is provided with an inlet and an outlet; the cylinder is provided with a through hole penetrating inner and outer peripheral walls; the cylinder is arranged in the cavity of the drum body; an activated carbon layer and a calcium sulfite layer, which are separated from each other, are arranged between the cavity and the cylinder, and divide the cavity into an upper cavity and a lower cavity; and the activated carbon layer is internally provided with a first electrode. When the organic wastewater treatment device is used, an acid-base environment is formed inside an apparatus by means of electrolysis and reacts with chlorine gas to generate substances, i.e. hypochlorite and sulfate radicals, which have a stronger oxidizing ability, and which degrade organic substances in water. The effect of the degradation is more thorough and more efficient than the effect of directly degrading organic substances by using chlorine gas. Moreover, a method is easy to control, and the amount of radicals generated can be controlled by means of the automatic control over a voltage.
A honeycomb catalyst prepared by utilizing an ultrasonic double-atomization method, and the use of same for the catalytic oxidative degradation of VOCs. The method comprises: firstly, carrying out nitric acid acidification and ethanol hydrothermal activation after a honeycomb carrier is pretreated; weighing a soluble inorganic metal salt solution as a reaction solution, taking ammonia water as a precipitant, and respectively placing the reaction solution and a solution of the precipitant in an ultrasonic atomization device for atomization; and introducing a mist into a closed reactor provided with a surface-treated honeycomb carrier, wherein micro-mist droplets collide in the air and are subjected to a contact reaction on the surface of the honeycomb carrier, so as to produce a hydroxide precursor on the surface of the honeycomb, and then drying and calcining same to obtain a honeycomb-supported transition metal oxide monolithic catalyst. The method is simple in terms of process, and is green and economical; and particles of the active component of the prepared honeycomb catalyst are fine and uniform, and have good adhesion to the carrier, a great specific surface area, and good catalytic oxidative degradation performance on VOC gases.
The present invention belongs to the field of chemical separation, and disclosed is a method for separating ethylene glycol from ethylene glycol diacetate by using sulfolane as an entrainer. A mixture of ethylene glycol and ethylene glycol diacetate is subjected to extractive rectification under the action of an entrainer, and ethylene glycol is then separated at the top of an extractive rectification tower; the residual materials separated from the tower bottom are subjected to extractive rectification again, and the target product, i.e. ethylene glycol diacetate, is then separated at the top of an entrainer recovery tower; and the entrainer sulfolane is separated at the tower bottom for reuse, and the obtained sulfolane is then circulated into the extractive rectification tower again. By means of the specific setting of the number of tower plates, the temperature, the pressure and the feeding position of the synergistic extractive rectification tower and the entrainer recovery tower, the yield of ethylene glycol is greater than or equal to 99.50%, the mass purity of ethylene glycol is greater than or equal to 99.50%, the yield of ethylene glycol diacetate is greater than or equal to 99.80%, and the mass purity of ethylene glycol diacetate is greater than or equal to 99.90%.
The present invention belongs to the field of new materials, and particularly disclosed is an ultrasonic-assisted method for preparing a polyacrylic acid/attapulgite composite thickening agent, which method comprises: firstly, dissociating attapulgite rod crystals by utilizing the activation and dispersion effects of ultrasound, and then initiating polymerization under ultrasonic irradiation to realize polymer coating of the dissociated attapulgite, so as to improve the compatibility thereof with a polymer matrix. During the inverse emulsion polymerization process, ultrasonic irradiation is used to replace traditional stirring; in addition, 2-acrylamide-2-methyl-propanesulfonic acid and an acrylic monomer are selected to perform copolymerization, such that the obtained composite thickening agent has good thickening performance and good electrolyte resistance.
D06P 1/52 - General processes of dyeing or printing textiles or general processes of dyeing leather, furs or solid macromolecular substances in any form, classified according to the dyes, pigments or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
The embodiments of the present disclosure provide a centralized treatment device for kitchen waste. The centralized treatment device includes an upper box, an outer cover, a pulverizer, an inner cover, a filter press, a drying granulator, a lower box, an electrolysis device, a hanging basket, a material box, an exhaust fan, and a linkage mechanism. Smashed kitchen waste is subjected to solid-liquid separation by the filter press. Filter residues enter the drying granulator to be partially carbonized, and partially carbonized filter residues and mixed powder treatment agent form solid residue particles. The solid residue particles degrade and adsorb pollutants in the water after being activated by an acidic solution. Meanwhile, accumulated water-absorbing solid residue particles help to degrade the pollutants in the water through the electrolysis device. A separation area is configured to separate oil and discharge the oil separately.
E03C 1/00 - Domestic plumbing installations for fresh water or waste water; Sinks
E03C 1/266 - Arrangement of disintegrating apparatus in waste pipes or outlets; Disintegrating apparatus specially adapted for installation in waste pipes or outlets
B02C 18/00 - Disintegrating by knives or other cutting or tearing members which chop material into fragments; Mincing machines or similar apparatus using worms or the like
A medical degradable ZnMgCa medium-entropy alloy, and a preparation method therefor and the use thereof. The alloy comprises the following components in atomic percentages: 65 at.% ≤ Zn ≤ 85 at.%, 15 at.% ≤ Mg ≤ 35 at.%, and 4 at.% ≤ Ca ≤5 at.%. The preparation method for the alloy comprises: subjecting three metal element powders, namely zinc, magnesium and calcium, to mechanical alloying in a ball mill; then subjecting the obtained alloyed medium-entropy alloy powder to pre-pressing forming; then subjecting same to vacuum hot pressed sintering; subjecting a sintered block to an annealing treatment; and finally, removing external impurities left on the surface of a sample and burrs on the edge of the sample, so as to obtain a ZnMgCa medium-entropy alloy. The prepared medium-entropy alloy material has a high density and good strength and toughness. The strength and thermal stability of the material can be improved by further performing an annealing treatment in addition to combining mechanical alloying with a vacuum hot-press sintering method, such that the application range of a medical degradable zinc-based alloy is expanded.
C22C 1/04 - Making non-ferrous alloys by powder metallurgy
B22F 9/04 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
B22F 3/14 - Both compacting and sintering simultaneously
B22F 3/105 - Sintering only by using electric current, laser radiation or plasma
51.
DEVICE FOR PRODUCING HYDROGEN BY MEANS OF SEGMENTED PYROLYSIS-CATALYTIC GASIFICATION OF WOOD WASTE
Disclosed in the present invention is a device for producing hydrogen by means of segmented pyrolysis-catalytic gasification of wood waste. The device comprises a reaction furnace consisting of a baking section, a hot premixing section, a pyrolysis gasification section and a catalytic reforming section, which are arranged from top to bottom; and a premixing and stirring assembly comprising a premixing inner cylinder, a sealing outer cylinder, rotation members and fixing bases. The premixing inner cylinder is rotationally mounted between the two fixing bases, and the interior thereof is hollow; the sealing outer cylinder is arranged outside the premixing inner cylinder; the rotation members are connected to the premixing inner cylinder and drive the premixing inner cylinder to rotate; the premixing and stirring assembly is arranged in the hot premixing section. In the present invention, the reaction furnace achieves step-by-step pyrolysis-catalytic gasification, including low-temperature baking treatment, medium-temperature catalytic gasification and high-temperature catalytic reforming, of wood waste and thus converts organic components into hydrogen to the maximum extent, and the premixing and stirring assembly achieves full mixing of pine wood chips and aluminum smelting waste residues and thus improves the hydrogen conversion rate.
C10B 53/02 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
52.
POLYPEPTIDE OR PROTEIN DIRECTIONAL MODIFICATION METHOD BASED ON SULFHYDRYL-ALKENYL AZIDE COUPLING
A polypeptide or protein directional modification method based on sulfhydryl-alkenyl azide coupling is provided. The method uses a sulfhydryl group-containing compound and a compound containing alkenyl azide group as reactants to generate an amino acid containing β-carbonyl sulfide, a polypeptide containing β-carbonyl sulfide and a protein bioconjugate containing β-carbonyl sulfide, thereby achieving a chemical modification. The method is mild in conditions and wide in solvent selectivity, a reaction temperature is in a range of 37 degrees Celsius (° C.) to 40° C., and a reaction time is in a range of 10 minutes to 48 hours. The method is promising in preparing functional polypeptides or functional proteins, protein labeling, and biological medicine.
Disclosed is a method for producing hydrogen by means of segmented pyrolysis catalytic gasification of wood waste, comprising: performing baking pretreatment on the wood waste; performing thermal activation treatment on aluminum smelting waste residues, and mixing the thermally activated aluminum smelting waste residues with the baked wood waste; performing hydrogen production by means of pyrolysis gasification on the mixture to obtain initial pyrolyzed gas and a carbon-aluminum composite material; and taking the obtained carbon-aluminum composite material as a catalyst, and further performing catalytic cracking on the obtained initial pyrolyzed gas. According to the present invention, by means of low-temperature heat treatment, medium-temperature catalytic gasification, and tar steam reforming step-by-step thermochemical conversion of the wood waste, cheap aluminum smelting waste residues are used as a catalyst, pyrolyzed residues catalyze tar steam, the tar yield in a pyrolysis process is reduced, and the hydrogen yield is improved.
C10K 3/02 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by catalytic treatment
54.
Adaptive sealing devices for pipeline porous leakage
An adaptive sealing device for pipeline porous leakage. The device includes a pressure protection device and an encircling sealing rubber cover. The pressure protection device is used to pressurize and seal the pipeline by the encircling sealing rubber cover. The device further includes a control mechanism connected with the pressure protection device for adjusting the sealing pressure of the pressure protection device on the pipeline. The device further includes an anti-retraction mechanism connected with the pressure protection device and the control mechanism for limiting the pressure protection device and/or the control mechanism.
F16L 55/17 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
55.
Itaconic acid-based multifunctional surfactant and preparation method therefor
The present disclosure relates to a polymerizable surfactant with reducibility and a preparation method thereof. The acid anhydride is reacted with a long-chain fatty alcohol to obtain an intermediate of an anhydride monoester, and then the obtained intermediate is reacted with the hydrochloride of dimethylaminohalogenated alkane, and a polymerizable surfactant with reducibility is obtained by post-processing. The polymerizable surfactant can not only play a role as a reactive emulsifier and copolymerize with monomers to obtain a soap-free emulsion, but also form a redox initiation system with peroxide, and conduct redox emulsion polymerization at room temperature. The soap-free emulsion synthesized by the polymerizable surfactant synthesized can greatly reduce the energy consumption in production, and can carry out one-step emulsion polymerization at normal temperature or low temperature to obtain an environment-friendly emulsion with a branched structure, thereby obtaining coatings with excellent water resistance, weather resistance, and impact resistance.
A method for preparing a filling material includes: dissolving FeCl3·6H2O and an imprinted molecule in water to form a reaction solution; adding DMF to the reaction solution and stirring for dissolution; adding BDC to the reaction solution and stirring for dissolution; soaking PC into the reaction solution and stirring; and treating the reaction solution by a hydrothermal method to remove a molecule of an additive decomposition product and prepare the filling material imprinted with a casting structure of the molecule of additive decomposition product. The present invention can effectively and selectively adsorb the additive decomposition products and achieve the effects of effectively removing the additive decomposition products, preventing the decomposition products from being mixed in an electrodeposition film of the copper, realizing the uniform distribution of current on the cathode and the anode, improving the quality and preparing an electrolytic copper foil for high-frequency signal transmission.
B01J 20/22 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
B01J 20/30 - Processes for preparing, regenerating or reactivating
The embodiments of the present disclosure provide a detachable anti-vibration sealing protection device for a pipe flange. The protection device includes a casing, wherein left and right end surfaces of the casing have through holes for the pipeline to pass through, and the casing has an accommodation cavity for placing the flange; a first shock absorption assembly for radial shock absorption of the flange; and a second shock absorption assembly which is installed in a one-to-one correspondence with the flange and is configured for axial shock absorption of the corresponding flange. The first shock absorption assembly and the second shock absorption assembly are installed in the accommodation cavity.
A sea surface oil recovery device is provided, which comprises a storage cabin, an oil-water separation system and an oil-water collection system arranged on the storage cabin. The storage cabin is provided with an oil storage cabin, a water storage cabin, a separation cabin and a gas storage cabin which are separated from each other, and the storage cabin is provided with a water pipe for connecting the water storage cabin with the outside of the storage cabin. The oil-water separation system comprises a molecular semipermeable membrane for separating oil and water and a water suction pipe, wherein the molecular semipermeable membrane is arranged between the separation cabin and the water storage tank and connects the separation cabin with the water storage tank; the water suction pipe is arranged between the oil storage cabin and the separation cabin and connects the oil storage tank with each other.
E02B 15/04 - Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
E02B 15/10 - Devices for removing the material from the surface
59.
HIGH-PRESSURE AIR CARBON CAPTURE AND ANALYSIS INTEGRATED DEVICE FOR USE IN INTELLIGENT GREENHOUSE
The invention relates to the technical field of carbon capture, and in particular to a high-pressure air carbon capture and analysis integrated device for use in an intelligent greenhouse. The device comprises an air compressor I, an adsorption column I, an adsorption column II, and a vortex fan-type exhaust pump which are connected in sequence. The bottom of the adsorption column I and the bottom of the adsorption column II are connected to an air compressor II; a plurality of adsorption assemblies distributed at intervals are arranged in each adsorption column; each adsorption assembly comprises two adsorbent placement plates; a heating component is provided between the two adsorbent placement plates; each adsorption assembly is provided with a plurality of through-holes; and each through-hole is internally provided with variable-pressure vanes that open and close. In the present invention, the adsorption column I and the adsorption column II are used to prolong the amount of time that the solid adsorbent is in contact with the air; and the variable-pressure vanes are used to dynamically regulate the opening/closing angle in order to regulate the size of the through-holes and change the air flow speed and pressure in the adsorption columns so that the air is in full contact with the adsorbent, thereby increasing the carbon adsorption effect per unit of time.
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
A skid-mounted Chinese sauerkraut pickling device, comprising a box body, wherein a pickling area and a composting area are provided inside the box body; the pickling area is divided into a cleaning area, a drying area, a salt-dipping area and a fermentation area; and compartments are provided in the fermentation area, magnetic members being arranged below the compartments, and an iron inner cover being arranged at the top of each compartment.
A23L 19/20 - Products from fruits or vegetables; Preparation or treatment thereof by pickling, e.g. sauerkraut or pickles
A23N 12/06 - Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching, combined with subsequent drying
C05F 17/964 - Constructional parts, e.g. floors, covers or doors
C05F 17/971 - Constructional parts, e.g. floors, covers or doors for feeding or discharging other material
C05F 17/60 - Heating or cooling during the treatment
C12M 1/00 - Apparatus for enzymology or microbiology
61.
STIRRING AND SEPARATING DEVICE FOR HIGH-VALUE COMPONENTS OF WASTE PCB, AND CONTROL METHOD
A stirring and separating device for high-value components of a waste PCB, and a control method. The stirring and separating device comprises an outer insulated tank (1), wherein a stirring mechanism (8) is arranged inside the outer insulated tank (1), and comprises a primary rotary shaft (801); several cross beams (803) are mounted at the bottom of the primary rotary shaft (801); a secondary rotary shaft (802) is mounted on each cross beam (803); the bottom of each secondary rotary shaft (802) is rotatably connected to a stirring wheel (805) by means of at least two connecting rods (804); at least two connecting points are formed between the connecting rods (804) and the stirring wheel (805); and when any one or more connecting points are disconnected, the stirring wheel (805) can rotate to different angles. High-value components on a PCB are separated by using deflux, thereby solving the problems of environmental pollution and resource waste caused by existing waste PCB recycling methods; and the direction of the stirring wheel (805) can be controlled by controlling the connection or disconnection between the connecting points between the connecting rods (804) and the stirring wheel (805), such that the deflux comes into full contact with a waste PCB, thereby accelerating the separation of the high-value components on the PCB, and improving the separation efficiency.
A preparation method for a bio-based polyamide plant dye color master batch. In the method, a plant dye is used as a coloring agent, and an encapsulation effect of G5.0 PAMAM cavity on plant dyes is used to prepare a PAMAM-plant dye compound. The compound is used as a functional monomer and added to a preparation process of a copolyamide 6/66, so as to improve the thermal stability of the plant dye and the compatibility thereof with a polyamide carrier. The obtained color master batch is high in coloring strength, good in dispersity and high in stability.
C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids
C08J 3/20 - Compounding polymers with additives, e.g. colouring
C08J 3/22 - Compounding polymers with additives, e.g. colouring using masterbatch techniques
63.
SILICON-BASED COMPOSITE MATERIAL AND PREPARATION METHOD THEREFOR, NEGATIVE ELECTRODE MATERIAL OF LITHIUM BATTERY AND PREPARATION METHOD THEREFOR, AND LITHIUM BATTERY
0.50.530.50.533 piezoelectric material architecture material is always present, the function cannot fail, good interface contact is maintained, and the interface lithium ion transport capacity is more effectively facilitated.
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys
H01M 4/485 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
The invention discloses a pipeline leak detection apparatus and method. The pipeline leak detection apparatus comprises a metal powder storage box (1), a plurality of ribs (3), and a signal acquisition and processing apparatus; the metal powder storage box is annular, is made of an insulating material, and is used for sleeving on a pipeline (2); metal powder is stored within said box, an inner peripheral wall and an outer peripheral wall are both a mesh-shaped structure, and the mesh-shaped structure allows the metal powder to be sprayed out from the metal powder storage box when propelled by a fluid leaking from the pipeline; the plurality of ribs are made of an insulating material, are uniformly distributed along the outer peripheral wall of the metal powder storage box, are each fixed on the metal powder storage box, and are internally provided with a plurality of coils (4) arranged in a layer; and the signal acquisition and processing apparatus is connected to each coil and is used for acquiring and monitoring an electromagnetic signal of each coil, and when an abnormal signal appears, said apparatus obtains a leak parameter on the basis of the abnormal signal. The apparatus excels at detecting whether a pipeline is leaking, and can efficiently, conveniently, and accurately obtain a leak parameter when leaking occurs.
A cholic acid derivative, a preparation method therefor, and an application thereof as a TGR5 allosteric agonist. using CA as a lead compound, modification is performed at positions 7, 12, and 24 thereof by means of a series of reactions, and a new cholic acid derivative is obtained. Pharmacological results show that most synthesized cholic acid derivatives have good agonistic activity on TGR5 and functional activity of positive allosteric modulation of CDCA.
C07J 41/00 - Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
C07J 43/00 - Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta[a]hydrophenanthrene skeleton
C07J 9/00 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
A61P 3/10 - Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics
A61P 1/16 - Drugs for disorders of the alimentary tract or the digestive system for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
66.
APPLICATION OF PYRAZOLE DERIVATIVE AS β2 ADRENERGIC RECEPTOR ALLOSTERIC MODULATOR, ANTAGONIST AND AGONIST
22 adrenergic receptor allosteric modulator, antagonist and agonist. An acetophenone or an acetophenone containing different substituents is used as an initial raw material, and eventually the pyrazole derivative as shown in the formula (1) is obtained.
C07D 231/14 - Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
The present invention relates to the technical field of water-surface oil spill environmental protection. Disclosed are an apparatus and ship for recovering oil spills in water, the recovery device comprising a housing, a control center, a variable-pressure air bag, an oil detector, an isolation layer, a water suction pump and a water discharge pipe. The housing is of a hollow structure, and the hollow structure is used for holding an oil-water mixture and serves as a temporary oil collection compartment; an upper part of the housing is provided with an oil-water mixture inlet, the bottom thereof is provided with a water discharge port, and a side wall thereof is provided with an oil pumping port; the isolation layer is arranged inside the housing, and is configured to enable water to pass therethrough, but oil cannot pass therethrough; and the oil detector is arranged on an inner wall of the housing and is used for measuring the oil level. The beneficial effects of the present invention involve: collected oil can all be temporarily stored in an inner cavity of the housing that serves as a temporary oil collection compartment, thereby improving oil collection efficiency, achieving a relatively good recovery effect, being capable of rapidly and stably dealing with an offshore oil spill operation, and achieving a stable oil recovery effect.
E02B 15/10 - Devices for removing the material from the surface
E02B 15/08 - Devices for reducing the polluted area without removing the material
B63B 35/32 - Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water
68.
DETACHABLE VIBRATION-PROOF SEALING PROTECTION DEVICE FOR PIPE FLANGES
A detachable vibration-proof sealing protection device for pipe flanges, the protection device comprising a housing, wherein a left end face and a right end face of the housing are both provided with through holes for a pipe to pass therethrough, and the housing is internally provided with an accommodating cavity for having flanges placed therein; a first damping assembly for radial damping of the flanges; and second damping assemblies, which correspond to the flanges on a one-to-one basis and are used for axial damping of the flanges corresponding thereto, wherein the first damping assembly and the second damping assemblies are mounted in the accommodating cavity.
F16K 27/00 - Construction of housings; Use of materials therefor
F16L 23/024 - Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
69.
MEDICAL-USE DEGRADABLE ZNFEMN MEDIUM ENTROPY ALLOY, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF
The present invention relates to a medical-use degradable ZnFeMn medium entropy alloy, a preparation method therefor, and an application thereof. A degradable zinc-based medium entropy alloy, in atomic percentages, is made up of: 50 at% ≤ Zn ≤ 75 at%, 20 at% ≤ Fe ≤ 45 at%, and 0 at% < Mn ≤ 5 at%. A preparation method for the degradable zinc-based medium entropy alloy comprises: carrying out high energy ball milling on uniformly mixed pure zinc, pure iron, and pure manganese powders in a planetary ball mill; then preparing a block-shaped zinc-based medium-entropy alloy by utilizing a vacuum hot pressing sintering method. A method of the present invention overcomes a shortcoming of a compact sample being difficult to form due to excessive differences in melting point of the three described elements, same facilitates forming a medium entropy alloy solid solution phase having a simple structure, and an obtained medium entropy alloy has a simple phase structure and has excellent plasticity and toughness; a medium entropy alloy having higher density and a better phase component can be further prepared by means of a melting-deformation-heat treatment technique, same can be used for the preparation of an orthopedic implant, particularly for the preparation of an interbody fusion device, and the application range for a medium entropy alloy is broadened.
C22C 30/06 - Alloys containing less than 50% by weight of each constituent containing zinc
B22F 9/04 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
B22F 3/14 - Both compacting and sintering simultaneously
C22F 1/16 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
70.
2-BASED NANOMATERIAL, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
H01M 4/1397 - Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
22222-based nanomaterial is used as a negative electrode material of a sodium ion-battery, the potential barrier during deintercalation of Na+is reduced; the pore structure accelerates the diffusion of Na+; and multiple highly exposed (001) crystal planes can provide a higher reaction activity and accelerate reaction kinetics.
The present invention relates to the technical field of recovery devices, in particular to a sea surface oil recovery device. The device comprises a storage compartment, and an oil-water separation system and an oil-water collection system which are arranged on the storage compartment, wherein an oil storage compartment, a water storage compartment, a separation compartment, and a gas storage compartment which are mutually separated are provided in the storage compartment; the gas storage compartment is located in the upper portion of the storage compartment; the separation compartment is located below the oil storage compartment, and the separation compartment is located above the water storage compartment; and the storage compartment is provided with a water delivery pipe used for connecting the water storage compartment to the outside of the storage compartment. During use, the problems of it being difficult to collect oil that has leaked onto the sea surface, a collection rate being low, and levels of labor consumption being high are effectively solved, thereby reducing the waste of oil resources. After oil enters the sea and undergoes changes such as diffusion and water dissolution, dynamic collection of an oil-water mixture and oil-water coarse separation can be realized. Since a large amount of oil phase and water phase are stored in the device after oil collection work is finished, the gas storage compartment is arranged at the top of the device to prevent the device from sinking into the sea after the collection work is finished.
The present invention belongs to the technical fields of luminescence and display. Specifically, disclosed are an MR-HLCT near-ultraviolet luminescent material and the use thereof in OLEDs. Such luminescent material comprises a 2,12-di-tert-butyl-5,9-dioxa-13b-boranaphtho[3,2,1-de]anthracene rigid framework and a non-planar tetraphenylsilane unit, has abundant chemical site modifications of tetraphenylsilane and the space insulation properties of silicon atoms, and can realize efficient and narrow-spectrum-band near-ultraviolet luminescence of the material by means of simply regulating and controlling peripheral hanging groups. Research results show that solution-processed organic light-emitting devices (OLEDs) using the material have the advantages of high light emission efficiency, a saturated color purity and strong heavy-doping resistance capability; and the device has an electroluminescent peak of 414 nm, the light emission efficiency of the device is as high as 9.15%, the half-peak width thereof is only 31 nm, and the y axis of chromaticity coordinates thereof is only 0.031, thus showing attractive application prospects.
Disclosed is the use of an H+/OH-switching type multifunctional monomer in emulsion polymerization. The present invention belongs to the fields of the synthesis of multifunctional monomers and emulsion polymerization. In the present invention, multifunctional monomers, i.e. DMAMA and DMAIA, are obtained by means of synthesis; the monomers can play different roles in systems having different pH values, the content of H+/OH-in an emulsion is adjusted by using acid and alkali solutions having certain concentrations; it is found that at a specific pH value, the monomers not only serve as an emulsifier, but also serve as a polymerization monomer and a reducing agent, and at this time, the emulsion system is stable, can be subjected to free-radical emulsion polymerization at room temperature, and undergoes a branched polymerization reaction to obtain a high-molecular-weight polymer. When the concentration of H+is less than that of OH-, the emulsion system is unstable, flocculation occurs, the polymerization reaction is terminated, and demulsification can be realized without needing to additionally add a demulsifier. The present invention provides a new adjustable method for realizing system stability of emulsion polymerization and the preparation of a functional polymer.
C08F 2/30 - Emulsion polymerisation with the aid of emulsifying agents non-ionic
C07C 233/09 - Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton
The present invention relates to the technical field of waste treatment, and in particular to a centralized kitchen garbage treatment apparatus. The apparatus comprises an upper housing, an outer cover, a crusher, an inner cover, a filter press, a drying granulator, a lower housing, an electrolysis device, a hanging basket, a material box, an exhaust fan and a linkage mechanism. In the present invention, the solid-liquid separation of crushed kitchen garbage is performed by the filter press; filter residues enter the drying granulator to be partially carbonized and form solid residue particles with the mixed treatment agent powder; the solid residue particles can degrade and adsorb pollutants in water after being activated by an acid liquor; meanwhile, under the effect of the electrolysis device, the accumulated solid residue particles are conducive to degrading the pollutants in the water, such that the purpose of treating waste with waste is achieved, and the solid residue particles, which are discharged after being treated, can also be subjected to a subsequent recycling treatment; meanwhile, grease is separated and discharged separately in a separation area, which facilitates the subsequent recycling treatment; in addition, gas is treated in a timely manner during treatment, thereby avoiding odor and pollution to the air.
The present invention relates to a kitchen waste digestion device, comprising a first treatment container and a second treatment container. The top of the first treatment container is provided with a feeding pipe and an exhaust pipe; several electrode plate pairs spaced apart from top to bottom are arranged inside the first treatment container, and each electrode plate pair comprises two electrode plates spaced apart from top to bottom; one of the two electrode plates in each electrode plate pair is connected to a positive electrode of a power supply, and the other one thereof is connected to a negative electrode of the power supply; and each electrode plate is provided with a plurality of sieve holes. The top of the second treatment container is in communication with the bottom of the first treatment container, several packing layers spaced apart in a vertical direction are arranged in the middle of the second treatment container, iron-carbon packing is arranged at the bottom of the second treatment container, and the packing in the packing layers comprises calcium peroxide and magnetite particles. The present invention can not only remove chloride ions, but can also promote generation of methane.
The present invention relates to a technical field associated with waste treatment, and specifically relates to a foam removal and control device for food waste digestion, which comprises: a closed digestion tank; a partition plate is arranged in the digestion tank; the partition plate divides the digestion tank into two closed compartment bodies in a left-and-right distribution, each compartment body being provided with a liquid inlet in communication with the inside thereof; and a transport mechanism is connected between the two compartment bodies, the transport mechanism being used for carrying out transport of gas back and forth between the two compartment bodies. A pressure difference is generated in the left and right compartment bodies by means of the transport mechanism transporting gas back and forth and defoaming is performed; physical defoaming is utilized without the need to add any reagents; the present apparatus is economical and highly efficient, and does not affect an anaerobic reaction process due to the addition of a chemical substance for defoaming; the apparatus as a whole is simple in structure and convenient to operate, and a process is controllable.
A self-adaptive plugging device for multi-hole pipeline leakage, the device comprising several pressurized protection devices (1). The several pressurized protection devices are arranged around a pipeline, and carry out pressurized plugging on the pipeline. Each pressurized protection device comprises an outer fixing base (101) and a pressurizing plate (102), wherein control mechanisms (2) for controlling the pressurizing plate to move close to or away from the pipeline are arranged between the outer fixing base and the pressurizing plate, and each control mechanism comprises a transverse shaft rod (201); the outer fixing base is provided with two opposite slide holes, and the two slide holes are internally provided, in a sliding manner, with pressurizing pistons (202) fitting same; a rod cavity is formed between one end of each pressurizing piston and the slide hole corresponding thereto, and a rodless cavity is formed between the other end of each pressurizing piston and the slide hole corresponding thereto; the outer fixing base is provided with through holes (203) in communication with the rodless cavities; and the other end of each transverse shaft rod is hinged to the pressurizing plate, and a backstop mechanism (3) for backstopping the pressurizing piston is arranged between each transverse shaft rod and the outer fixing base. When the plugging device is in use, a medium is introduced into the through holes, and the pressurizing pistons are driven to displace, so as to control the relative positions of the two transverse shaft rods, such that the pressurizing plate is controlled to move close to a pipeline, and thus a surrounding plugging rubber cover is tightly pressed against the pipeline, thereby implementing plugging.
F16L 55/17 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose
F17D 5/00 - Protection or supervision of installations
79.
LCD-BASED MUNICIPAL PIPELINE LEAKAGE ANALYSIS METHOD
Disclosed in the present invention is an LCD-based municipal pipeline leakage analysis method, comprising: obtaining infrasonic wave original signal sample data of a municipal pipeline and a corresponding time domain waveform diagram; performing adaptive decomposition on the obtained infrasonic wave original signal by using an LCD, so as to obtain ISC components and a residual component; calculating mutual information entropy between adjacent ISC components, and determining a high-frequency part combination of the infrasonic wave original signal by using each mutual information entropy; calculating a similarity coefficient of the high-frequency part combination and the infrasonic wave original signal, and obtaining an effective feature signal and a corresponding effective time domain waveform diagram according to the similarity coefficient; determining whether the municipal pipeline is leaking by using the effective time domain waveform diagram, and if the municipal pipeline is leaking, analyzing the aperture of the municipal pipeline leakage according to an average peak value and a mean square amplitude of the effective feature signal, and a preset aperture function. By means of the present invention, the effective time domain waveform diagram can be used to determine whether the municipal pipeline is leaking, to analyze the aperture of municipal pipeline leakage, and to provide a data basis for formulating an emergency repair solution.
F17D 5/06 - Preventing, monitoring, or locating loss using electric or acoustic means
G01M 3/24 - Investigating fluid tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
80.
PIEZOELECTRIC EFFECT-BASED METHOD FOR PREPARING HIGH-PERFORMANCE LITHIUM ION SILICON-BASED NEGATIVE ELECTRODE MATERIAL AND APPLICATION THEREOF
X3222220.520.483X0.520.483XXX-C/PZT, a conductive agent, and a binder in water, coating same evenly on a copper foil, and drying to prepare an electrode. A lithium ion battery containing the silicon-based negative electrode material prepared by the above preparation method has excellent cycling stability and rate capabilities.
YANGZHOU TECHNOLOGY INNOVATION RESEARCH CENTER FOR CARBON NEUTRALITY OF YANGZHOU UNIVERSITY (China)
Inventor
Yuan, Ningyi
Dong, Xu
Li, Lvzhou
Ding, Jianning
Zhou, Xiaoshuang
Jiang, Yaoyao
Abstract
A preparation method and apparatus for single-domain liquid crystal elastomer intelligent fibers. The method comprises: during the cross-linking process of a liquid crystal elastomer, when the viscosity of a cross-linked polymer solution is increased to the point where the solution may be drawn, a liquid crystal elastomer fiber which has a uniform diameter is pulled out from the polymer solution in a pulling mode, undergoes infrared heating to preliminarily remove part of a solvent to form a filamentous liquid crystal elastomer fiber, undergoes natural air drying to remove excess solvent in the fiber, and is stretched and collected again, and laid to then obtain a single-domain liquid crystal elastomer intelligent fiber. According to the method, a mode for obtaining single-domain liquid crystal elastomer intelligent fibers by using a liquid-phase drawing one-step method is provided, and the preparation method is simple, is suitable for large-scale industrial production, may implement the continuous preparation of high-strength and large deformation reversible-shape memory liquid crystal elastomer intelligent fibers which have uniform and controllable diameters, and makes advancements with respect to limitations on the dimensions, strength and driving performance of existing liquid crystal elastomers.
D01F 6/94 - Monocomponent man-made filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
D01F 1/09 - Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
D01D 5/14 - Stretch-spinning methods with flowing liquid stretching media
23233 composite coating. The coating prepared by means of atmospheric plasma spraying has excellent wear resistance and a relatively good waterproof performance, the binding force between the coating and the substrate is high, the operation is convenient, and the practicability is relatively high.
B05D 5/08 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
B05D 1/36 - Successively applying liquids or other fluent materials, e.g. without intermediate treatment
A graphene/copper composite deformed copper-chromium-zirconium alloy layered strip material and a preparation method therefor. An embodiment comprises: first carrying out ambient temperature equal channel angular pressing (ECAP) and cryogenic rolling (CR) on a block-shaped copper-chromium-zirconium alloy having undergone solution treatment; then performing electrodeposition treatment for graphene composited with copper on copper-chromium-zirconium alloy strip material having undergone deformation; then stacking the composite strip material and performing cold rolling, obtaining a layered strip material, and finally performing vacuum aging treatment. The composite material has an electrical conductivity reaching 75-85 % IACS, a tensile strength reaching 600-850 MPa, a thermal conductivity reaching 600-1200 W/m-K, a percentage elongation at break reaching 10-20%, and said composite material fulfills usage in the fields of electrical conduction and heat transfer.
B21C 37/02 - Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of sheets
B21B 1/38 - Metal rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets
B32B 15/00 - Layered products essentially comprising metal
C07D 303/04 - Compounds containing oxirane rings containing only hydrogen and carbon atoms in addition to the ring oxygen atoms
A01N 43/20 - Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atom with one hetero atom three- or four-membered rings
85.
Flocculant for Catalytic Decomposition of Flue Gas Desulfurization Wastewater Treatment
Changzhou ZhenBang Chemical Manufacturing Co., LTD. (China)
Inventor
Chen, Haiqun
He, Guangyu
Cao, Yi
Wang, Kun
Ren, Bin
Cao, Zhichun
Chen, Qun
Qian, Xingyue
Xia, Jiawei
Yuan, Jingjing
Abstract
The present invention provides a flocculant for catalytic decomposition of flue gas desulfurization wastewater treatment. The flocculant includes polyacrylamide, inorganic polymer, and an inorganic compound with low molecular weight. In the condition of using proper components, the flocculant has significant wastewater treatment performance.
26] is a γ type octamolybdate anion. This synthesis method offers higher yield with strong reproducibility. The resulting crystal products have higher purity. The isopoly-molybdic acid coordination polymer catalyst shows high catalytic activity towards the bulk ring-opening polymerization of caprolactone. The resulting polycaprolactone has a weight average molecular weight exceeding 50,000 and a narrow molecular distribution. The polycaprolactone has great potential in the application of low- to medium-temperature thermoplastic medical materials.
6] is a binuclear vanadate anion. The isopoly-vanadic acid coordination polymer catalyst shows strong thermal stability, and it is easy to synthesize with high reproducibility. The isopoly-vanadic acid coordination polymer catalyst has a good catalytic activity towards the bulk ring-opening of p-dioxanone. The resulting poly(p-dioxanone) is stable and uniform. The high molecular weight of the resulting poly(p-dioxanone) has great potential in high polymer materials, in particular the field of medical high polymer materials.
An organic frame material having isopoly-molybdic acid metal for manufacturing polylactic acid and method of manufacturing the same is provided. The chemical formula of the organic frame material having isopoly-molybdic acid metal is [Cu(tfbtb)0.5(β-Mo8O26)0.5(H2O)]. tfbtb is a 2,3,5,6-tetrafluoro-bis (1,2,4-triazole-1-methyl) benzene ligand, and [β-Mo8O26] is a β type octamolybdate anion. Sodium molybdate dihydrate, copper salt and organic ligand 2,3,5,6-tetrafluoro-bis (1,2,4-triazole-1-methyl) benzene undergo hydrothermal reaction in a closed condition to form the organic frame material having copper containing isopoly-molybdic acid metal that has a three-dimensional structure. The synthesis method is simple with high yield and reproducibility. The organic frame material having isopoly-molybdic acid metal shows high catalytic activity towards the ring-opening polymerization of lactide. The resulting polylactic acid has a weight average molecular weight exceeding 60,000. The polylactic acid has great potential in the fields of packaging materials and medical high polymer materials.
An isopoly-molybdic acid coordination polymer and a method of manufacturing the same are provided. It relates to the field of catalysts for polylactic acid. A chemical formula of the isopoly-molybdic acid coordination polymer is [Mo2O4(μ2-OH)2(Htrz)]. Htrz is a 1,2,4-triazole ligand, and (Mo2O4)2+ is a binuclear isopoly-molybdic radical cation. (μ2-OH) is the bridging hydroxyl group. Sodium molybdate dihydrate and zinc nitrate hexahydrate undergo hydrothermal reaction in a closed condition to obtain an isopoly-molybdic acid coordination polymer that has a secondary layered structure. The synthesis of the isopoly-molybdic acid coordination polymer is simple with high yield and reproducibility. The isopoly-molybdic acid coordination polymer shows high catalytic activity towards the bulk ring-opening polymerization of lactide. The resulting polylactic acid has a weight average molecular weight exceeding 110,000. The polylactic acid has great potential in the fields of medical, degradable and packaging materials.
22 atmosphere, and heating from room temperature to 500-900℃ to obtain first-stage pyrolysis gas; and the first-stage pyrolysis gas entering a second-stage pyrolyzing furnace for secondary catalytic cracking, so as to obtain hydrogen-rich fuel gas. In the present invention, the hydrogen yield can be effectively increased by 200% or above, the tar yield is effectively reduced, the liquid yield is controlled to be 11% or below, and heavy components in the tar are greatly reduced.
C10B 53/02 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
91.
Catalyst for copolymerization of carbon dioxide and epoxy and method of manufacturing the same
A ternary composite catalyst of diethylzinc and yttrium trifluoroacetate loaded on chitin for copolymerization of carbon dioxide, epoxy cyclohexane and ethylene oxide is provided. The ternary composite catalyst exhibits strong catalytic activity for the ternary copolymerization of carbon dioxide, cyclohexane oxide and ethylene oxide. A high molecular weight and content of ester chain is maintained. Conventional rare earth ternary catalysts leave residues in the polymer, and the polymer requires rinsing with hydrochloric acid. The ternary composite catalyst can be removed through filtration. The average molecular weight of the resulting polycarbonate is more than 100,000, and the ester chain content is more than 90%. The resulting polymer has a lower metal content. The ternary composite catalyst can be used in agricultural film, disposable packaging and other polymer materials.
The present invention belongs to the field of environmental protection, and specifically relates to a honeycomb ceramic/biochar film/rare earth perovskite monolithic catalyst, a preparation method therefor, and the use thereof. A biochar film second carrier layer is formed on the surface of a honeycomb ceramic by using agricultural and forestry waste biomass, and a perovskite oxide is indirectly coated on the honeycomb ceramic carrier to form a monolithic catalyst. On the one hand, the specific surface area of the carrier can be improved thereby, and more attachment sites are provided for active components. On the other hand, the monolithic catalyst has the effect of fixing the active components, and is beneficial for inhibiting the aggregation of the active components and growing crystal grains, and in addition, some carbon elements are doped in the lattices of perovskite to cause flaws, thereby improving the low-temperature catalytic oxidation activity of the catalyst. Moreover, the biochar has a developed pore structure, and there are a large number of flaws and unsaturated bonds on the surface thereof. Oxygen and other heteroatoms are easily adsorbed on the flaws, so as to form various functional groups such as carboxyl, anhydride and carbonyl, thereby promoting the catalytic oxidative degradation of volatile organic compounds (VOCs).
B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
93.
Organic frame material having cobalt-containing isopoly-molybdic acid metal, method of manufacturing the same, and application thereof
An organic frame material having a cobalt-containing isopoly-molybdic acid metal, a method of manufacturing the same, and applications thereof are provided. The organic frame material having a cobalt-containing isopoly-molybdic acid metal includes a three-dimensional network structure comprising cobalt ions coordinated with 2,3,5,6-tetrafluoro-bis (1,2,4-triazole-1-methyl) benzene ligands and trinuclear molybdate anions. The organic frame material having a cobalt-containing isopoly-molybdic acid metal has higher catalytic activity towards the bulk ring-opening of p-dioxanone. The resulting poly(p-dioxanone) has a weight average molecular weight exceeding 70,000 and is capable of being applied in the field of high polymer materials.
An organic frame material having zinc containing isopoly-molybdic acid metal, a method of manufacturing the same, and the application thereof are provided. The organic frame material having zinc containing isopoly-molybdic acid metal includes a three-dimensional network structure in which the zinc ions coordinate with 2,3,5,6-tetrafluoro-bis (1,2,4-triazole-1-methyl) benzene ligands and trinuclear molybdate anions. The organic frame material having zinc containing isopoly-molybdic acid metal exhibits high catalytic activity, thermal stability, low toxicity, ease of synthetization and use, and strong reproducibility.
The present invention relates to fields such as aqueous reversed-phase colloid, solvent heat treatment, modification and functional materials; and particularly relates to a method for modifying the surface of a film by means of reversed-phase miniemulsion particles via a solvent method, so as to realize oxide nanocrystalline modification on the surface of the film. The method comprises: firstly, a reversed-phase miniemulsion loaded with a precursor is prepared, an alkaline miniemulsion is then prepared, and finally, an oxide precursor is migrated to and deposited on the surface of a film by means of a solvothermal method to form nanocrystals. According to the present invention, polymer properties of a pH-responsive polymer are changed under the condition of changing the pH value, so as to drive the migration speed of the oxide nanocrystal precursor preloaded in the reversed-phase miniemulsion to the surface of the film during the solvent heat treatment, thereby completing the modification method of forming oxide nanocrystals on the surface of the film. A functional film material modified by such method has potential application prospects in the fields of semiconductors, photosensitization, photoluminescence, etc.
C08J 7/06 - Coating with compositions not containing macromolecular substances
C23C 18/12 - Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by thermal decomposition characterised by the deposition of inorganic material other than metallic material
A micro-fluidic mixer, comprising a main body (1), a discharge channel (2), multiple feed channels (3) and several mixing units (4) being provided in the main body (1); a feed channel (3) being tangentially arranged along an outer wall surface of a first mixing chamber (41), so that a fluid tangentially enters the first mixing chamber (41) and flows along an inner wall of the first mixing chamber (41); a second discharge port (421) being tangentially arranged along the outer wall surface of the first mixing chamber (41) which is in communication with the second discharge port (421), so that fluid tangentially enters the first mixing chamber (41). A cross-sectional area of a first discharge port (411) is smaller than a cross-sectional area of the first mixing chamber (41), and a cross-sectional area of a second feed port (422) is smaller than a cross-sectional area of a second mixing chamber (42), so that flow directions of fluids entering the same first mixing chamber (41) are consistent and form a spiral circulation; due to limitation of the aperture of the first discharge port (411), spiral circulation in the first mixing chamber (41) is narrowed to accelerate outflow, and expands after entering the second mixing chamber (42), thereby realizing very efficient and rapid mixing.
An equipment set (100) for supplying drinking water in the field, the equipment set consisting of several units that can be carried by a single person, so that the water purification equipment is convenient to use and transport. The equipment set comprises a multi-stage filtering unit (110), a reverse osmosis unit (120) and a power unit (130) which are connected by a plug-in piping; the multi-stage filtering unit (110) comprises a first raw water inlet (1), a first pre-filter (2), a pressure pump (3), a ceramic membrane separator (4), a multi-medium filter (5), an ultraviolet sterilizer (6) and a first purified water outlet (7), which are connected by a pipe, and further comprises a reclaimed water outlet and a water purification mode switching valve (10); the water purification mode switching valve (10) can respectively enable a water discharge cavity of the ceramic membrane separator (4) to be in communication with the reclaimed water outlet and a water discharge cavity of the multi-medium filter (5) to be in communication with a water intake cavity of the ultraviolet sterilizer (6); the reverse osmosis unit (120) comprises a second raw water inlet (11), a second pre-filter (12), a high-pressure pump (13), a reverse osmosis membrane filter (14) and a second purified water outlet (15) which are connected by a pipe; and the power unit (130) is provided with a power supply interface, as well as a power supply output port for the reverse osmosis unit (120) and the multi-stage filter unit (110), respectively.
The present disclosure provides a complete set of equipment for supplying drinking water in field. The complete set of equipment for supplying drinking water in field consists of several units carried by single person, making the water purification equipment easy to use and transport. The complete set of equipment includes a multistage filtration unit, a reverse osmosis unit, and a power control unit connected by a plug-in pipeline.
The present invention belongs to the technical field of foam materials, and in particular relates to a blended and filled modified PET foam material and a molding method therefor. The foaming material is formed by mixing a dry PET resin, POE and/or LDPE and/or EVA, a filler modified by a silane coupling agent and an antioxidant 1010, then, by means of a Banbury mixer, mixing same with a microsphere foaming agent and a crosslinking agent dicumyl peroxide, and finally compression molding and foaming. In the present invention, POE (or LDPE, EVA) acts as a carrier, a toughening agent and a foam modifier. The filler acts as a nucleating agent for air bubbles while improving the mechanical properties of the foam. The blended and filled modified PET foam material provided by the present invention has uniform foam pores, low density, and good elasticity and comprehensive performance, and can be used in packaging, automobiles, thermal insulation, construction, cushioning pads, sound absorption, noise reduction, and other fields.
Embodiments of the present specification relate to a photovoltaic direct-drive membrane capacitance electro-adsorption desalination system. The system comprises a photovoltaic direct-drive group and a mains grid-connected group. The photovoltaic direct-drive group comprises a photovoltaic power collection unit, an energy storage unit, a direct-drive power monitoring unit, a voltage regulation unit, and a membrane capacitance electro-adsorption water purification unit. The mains grid-connected group comprises a grid-connected control unit, a power grid bus unit, and an intelligent detection unit. The photovoltaic power collection unit simultaneously or separately supplies power to the membrane capacitance electro-adsorption water purification unit and the energy storage unit. The voltage regulation unit and the energy storage unit are connected in parallel, and both are located between the photovoltaic power collection unit and the membrane capacitance electro-adsorption water purification unit. The direct-drive electric energy monitoring unit is connected to the energy storage unit and the membrane capacitance electro-adsorption water purification unit, respectively. The grid-connected control unit is located between the photovoltaic electric energy collection unit and a power grid bus. The intelligent detection unit is connected to a voltage regulation unit in the power grid bus, the grid-connected control unit and the photovoltaic direct-drive group, respectively.
H02J 3/38 - Arrangements for parallelly feeding a single network by two or more generators, converters or transformers
H02J 7/35 - Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
C02F 1/469 - Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
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