Abrégé

A system of measuring and calculating a control water level of a surge tank for deep-seaward sewage discharge, comprising a pipeline arrangement module, a monitoring module, and a measurement and calculation module. The pipeline arrangement module is used for arranging a land area pipeline and an outfall pipeline according to seaward sewage discharge requirements; the monitoring module is used for monitoring sea area data in a target sea area and calling sea area data over the years as a reference; the measurement and calculation module performs measurement and calculation according to the data obtained by the monitoring module, obtains a control water level, and feeds the control water level back to a surge tank, so as to implement control water level control and adjustment. According to the system for measuring and calculating a control water level of a surge tank for deep-seaward sewage discharge, a control water level of a surge tank is measured and calculated according to real-time sea information, so that the effect of accurately adjusting and controlling sewage discharge is achieved.

Classes IPC  ?

• G06F 17/10 - Opérations mathématiques complexes

Abrégé

The present invention relates to the technical field of catalyst preparation, disclosing a preparation method and application of a coated vanadium-tungsten-titanium oxide monolithic SCR catalyst. The method includes the steps of mixing a vanadium oxide precursor, a tungsten oxide precursor, titanium dioxide, an inorganic adhesive, an organic adhesive and a macromolecular surfactant with deionized water and stirring them to obtain a thick liquid; adding a pH adjuster to the thick liquid to make its pH 1.5-4.5; impregnating a cordierite honeycomb carrier in the thick liquid to obtain a preliminarily-impregnated catalyst and dried and calcined the preliminarily-impregnated catalyst to obtain a finished catalyst. The method has advantages such as simple operation, easy repetition and short time-consuming, so it can be applied to exhaust gas post-treatment of a marine diesel engine, and provide a good choice for catalysts used to denitrify medium and high temperature exhausted gas from marine engines.

Classes IPC  ?

• B01J 23/00 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe
• B01D 53/94 - Epuration chimique ou biologique des gaz résiduaires des gaz d'échappement des moteurs à combustion par des procédés catalytiques
• B01J 35/57 - Nids d’abeilles
• B01J 37/00 - Procédés de préparation des catalyseurs, en général; Procédés d'activation des catalyseurs, en général
• B01J 37/02 - Imprégnation, revêtement ou précipitation
• B01J 37/04 - Mélange
• B01J 37/08 - Traitement thermique
• F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opération; Commande spécialement adaptés à la conversion catalytique
• F01N 3/28 - Structure des réacteurs catalytiques

Abrégé

Disclosed in the present invention are a dredged soil utilization-based artificial coral reef structure and a processing mode thereof, belonging to the technical field of artificial coral reefs. The dredged soil utilization-based artificial coral reef structure comprises a dredged-soil artificial coral reef structure, the dredged-soil artificial coral reef structure comprising a first dredged-soil coral reef, a second dredged-soil coral reef and a third dredged-soil coral reef. Annular sliding grooves are formed in eccentric positions of the upper surfaces of the first dredged-soil coral reef and the second dredged-soil coral reef, annular metal nets being movably connected into the two annular sliding grooves. A weight block, a first floating block, and a second floating block are successively and respectively embedded in placing recesses of the three coral reefs. The present invention achieves formation of artificial coral reef structures by means of using dredged soil. The dredged soil resources come from the ocean, and are reused for ocean restoration, which conforms to the concept of resource recycling. In addition, the dredged soil has a plurality of grooves in the surface, which facilitate coral polyp attachment, so as to achieve the purpose of ecological restoration for coral reefs. The present invention provides inhabiting, reproduction and foraging places for aquatic organisms such as fishes, and helps them to avoid natural enemies, thus playing an important role in stability of the ecological system.

Classes IPC  ?

• A01K 61/70 - Berges ou récifs artificiels pour la pêche

Abrégé

An ecological fish reef structure based on dredged soil solidification, comprising a dredged soil ecological fish reef structure (1), wherein the dredged soil ecological fish reef structure (1) comprises a triangular pyramid frame (11) and four dredged soil structural plates (12). Each edge of the triangular pyramid frame (11) is of the same length, each dredged soil structural plate (12) is in the form of an equilateral triangle, a positioning groove (111) is provided on each edge of the triangular pyramid frame (11), and the dredged soil structural plates (12) are located in the positioning grooves (111).

Classes IPC  ?

• A01K 61/70 - Berges ou récifs artificiels pour la pêche
• B28C 5/00 - Appareillages ou procédés pour la production de mélanges de ciment avec d'autres substances, p.ex. coulis, mortiers, compositions poreuses ou fibreuses
• B28B 3/00 - Fabrication d'objets façonnés en utilisant des presses; Presses spécialement adaptées à ce travail

Abrégé

Disclosed is an efficient nitrogen and phosphorus removal process system for mariculture tail water treatment. The process system comprises a physical filtering device, an efficient biological treatment unit, a flocculation sedimentation tank, a sand filtering tank, a clean water tank and a sludge tank, wherein the physical filtering device, the efficient biological treatment unit, the flocculation sedimentation tank, the sand filtering tank and the clean water tank are sequentially connected; the physical filtering device, the efficient biological treatment unit, the flocculation sedimentation tank and the sand filtering tank are all connected with the sludge tank through pipelines, and the physical filtering device and the sand filtering tank are both connected with the clean water tank through pipelines. The efficient biological treatment unit is filled with a modified high-hydrophilic wear-resistant filler, and the whole system is provided with a carbon source, a flocculation agent and a directional Phoslock dosing device.

Classes IPC  ?

• C02F 9/00 - Traitement en plusieurs étapes de l'eau, des eaux résiduaires ou des eaux d'égout

Abrégé

A shore-based intelligent mooring system and method based on real-time onsite feedback. The system comprises a hydraulic control system, a tension sensor, a telescopic arm threshold value design module, a high-strength rope selection module and a tension threshold value design module, wherein the hydraulic control system is in signal connection with an external main controller, an output end of the tension sensor is in signal connection with an input end of the hydraulic control system, and the telescopic arm threshold value design module is in signal connection with the external main controller. By means of the mooring system, a rope keeps in a set safe tension range, so as to ensure safe use of the rope and enhance the overall constraint rigidity of a ship and the mooring system, thereby effectively constraining the motion amplitude of the ship.

Classes IPC  ?

• B63B 21/50 - Dispositifs d'ancrage pour navires spéciaux, p.ex. pour plates-formes flottantes de forage ou dragues
• B63B 21/20 - Adaptations des chaînes, amarres, aussières ou matériels analogues, ou de leurs éléments
• B63B 35/00 - Embarcations ou structures flottantes similaires spécialement adaptées à des finalités spécifiques et non prévues ailleurs

Abrégé

Disclosed is a high-efficiency denitrification and dephosphorization process system for mariculture tail water treatment, comprising a physical filter device, a high-efficiency biological treatment unit, a flocculation sedimentation pool, a sand filter pool, a clean water pool and a sludge pool. The physical filter device, the high-efficiency biological treatment unit, the flocculation sedimentation pool, the sand filter pool and the clean water pool are connected in sequence. The physical filter device, the high-efficiency biological treatment unit, the flocculation sedimentation pool and the sand filter pool are all connected to the sludge pool by means of pipes. The physical filter device and the sand filter are connected to the clear water pool by means of pipes. A high-efficiency biological treatment unit pool is filled with a modified highly hydrophilic and wear-resistant filler, and the entire system is equipped with devices for adding a carbon source, a flocculation agent and a directional phosphorus-locking agent. The present invention has the features of high denitrification and dephosphorization efficiency, a small occupied area, low operation costs, no secondary pollution, convenient management and the like.

Classes IPC  ?

• C02F 9/14 - Traitement en plusieurs étapes de l'eau, des eaux résiduaires ou des eaux d'égout une étape au moins étant un traitement biologique
• C02F 3/30 - Procédés aérobies et anaérobies
• C02F 3/10 - Garnissages; Remplissages; Grilles
• C02F 3/08 - Procédés aérobies utilisant des corps de contact mobiles
• C02F 3/20 - Procédés par les boues activées utilisant des diffuseurs
• C02F 101/10 - Composés inorganiques
• C02F 101/16 - Composés de l'azote, p.ex. ammoniac
• C02F 103/08 - Eau de mer, p.ex. pour le dessalement

Abrégé

Disclosed is a real-time detection method of a block motion based on a feature point recognition, including following steps: S1, calibrating a camera; S2, shooting digital images of a block on a surface of a breakwater by the camera, and sending the digital images to a digital signal processing system based on a field programmable gate array; S3, carrying out a feature point detection of the block in the images by the digital signal processing system; S4, carrying out a coordinate conversion after the feature point detection; S5, comparing position changes of the feature points of the block before and after a test, making a difference between coordinates of the two images before and after the test to obtain a change value of the feature points, and obtaining a displacement of the block; and S6, displaying displacement calculation results on a data processor.

Classes IPC  ?

• G06T 7/33 - Détermination des paramètres de transformation pour l'alignement des images, c. à d. recalage des images utilisant des procédés basés sur les caractéristiques
• G06T 7/223 - Analyse du mouvement utilisant la correspondance de blocs
• G06T 7/35 - Détermination des paramètres de transformation pour l'alignement des images, c. à d. recalage des images utilisant des procédés statistiques

Abrégé

The present invention provides a port terminal operation structure having both vibration and noise reduction functions, comprising a structure body. A cavity is formed in the structure body; a water inlet is formed in the side of the structure body close to a wave facing surface; a gentle slope is provided at the bottom of the cavity; and the gentle slope is used for decreasing the flow speed of water flow. The present invention has the beneficial effects that: the noise problem of a caisson can be effectively solved; one gentle slope is additionally provided in a wave dissipation chamber, such that the contact area between waves and a damping paint in the wave dissipation chamber can be increased, wave reflection is reduced, and the flow speed is decreased; and a foam aluminum floating plate is provided in the wave dissipation chamber, such that a water sound can be absorbed, and the waves in the wave dissipation chamber can be reduced at the same time; and noise generated by turbulence of the water flow, noise generated by the action of the water flow and the wave dissipation chamber, and cavitation noise generated by vibration and breakage of bubbles in the water flow can be effectively reduced.

Classes IPC  ?

• E02B 3/06 - Môles; Jetées; Quais; Murs de quai; Epis; Brise-lames
• E02B 8/06 - Déversoirs; Dispositifs pour dissiper l'énergie, p.ex. pour réduire les remous

Abrégé

A method for evaluating the effect of a fishway on the basis of a stable isotope method, which belongs to the technical field of fishway effect evaluation. The method for evaluating the effect of a fishway comprises the measurement of a stable isotope ratio, the estimation of trophic niche, and the evaluation of the effectiveness of fishway construction. According to the evaluation method, one or several species of migratory fish upstream and downstream from a water conservancy project are studied, and by means of comparative analysis of stable isotopes, it is determined and quantitatively explained from the perspective of the ecosystem level whether the impact of the water conservancy project on the one or several species of migratory fish is eliminated by constructing a fishway. The method has the characteristics of rapid detection, stable results, and so on.

Classes IPC  ?

• G06Q 10/06 - Ressources, gestion de tâches, des ressources humaines ou de projets; Planification d’entreprise ou d’organisation; Modélisation d’entreprise ou d’organisation
• G06Q 50/02 - Agriculture; Pêche; Exploitation minière

Abrégé

Disclosed in the present invention is a fishway effect evaluation method based on stable isotope method, belonging to the technical field of fishway effect evaluation. The fishway effect evaluation method according to the present invention comprises stable isotope ratio determination, trophic niche estimation and effectiveness evaluation on fishway construction. The evaluation method according to the present invention is used for researching one or more migratory fishes in the upstream and downstream of the water conservancy projects, determining and quantitatively explaining whether the influence of the water conservancy projects on one or more migratory fishes is eliminated or not from the perspective of the ecosystem through comparison and analysis of stable isotopes, and has the characteristics of high detection speed, stable result and the like.

Classes IPC  ?

• E02B 8/08 - Passages à poissons; Passages pour radeaux ou bateaux
• A22C 25/08 - Maintien, guidage ou transport du poisson avant, pendant ou après son traitement
• G01N 27/623 - Spectrométrie de mobilité ionique combinée à la spectrométrie de masse

Abrégé

Provided is a method for calculating a wave force received by an underwater submerged object. The method comprises: acquiring size information of a submerged object and wave information of waves (S101); obtaining a received wave force correction coefficient of the submerged object according to the size information of the submerged object and the wave information of the waves (S102); according to the size information of the submerged object and the wave information of the waves, obtaining an initial wave force received by the submerged object (S103); and correcting, according to the received wave force correction coefficient of the submerged object, the initial wave force received by the submerged object to obtain the final wave force received by the submerged object (S104). The method for calculating the wave force received by an underwater submerged object can effectively improve the accuracy of calculation of a received wave force, and has the advantages of a short calculation time and a high calculation efficiency. Further disclosed is a system for calculating the wave force received by an underwater submerged object.

Classes IPC  ?

• G01M 10/00 - Tests hydrodynamiques; Aménagements dans ou sur les bassins de tests des navires ou les tunnels hydrauliques
• G01L 11/00 - Mesure de la pression permanente, ou quasi permanente d'un fluide ou d'un matériau solide fluent par des moyens non prévus dans les groupes ou