The present invention relates to the technical field of material detection, and provides a method and apparatus for detecting a material composition, and a computing device and a storage medium, for solving the problems of complicated operation, high cost, and harsh environmental requirements of ICP detection. In the method, since an X-ray fluorescence spectrum analysis method has the characteristics of low cost, simple operation and low environmental requirements compared with the ICP, the X-ray fluorescence spectrum analysis method is first used to detect compositions to obtain the detection result, and the ICP measurement result corresponding to the detection result is determined based on the correspondence between the measurement result of the X-ray fluorescence spectrum analysis method and the ICP measurement result, so as to obtain the result approximate to ICP test. In this way, the detection solution of high accuracy in the detection result, simple operation and low cost is implemented.
G01N 23/223 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
G01N 21/73 - Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
2.
LAMINATION DEVICE FOR PREPARING ELECTRODES OF SOLAR CELL
The present application provides a lamination device, comprising a base, a sliding guide rail movably disposed on the base, a drive mechanism for driving the sliding guide rail, winding units for winding an electrode lead wire into the shape of S, a heating unit for heating the electrode lead wire, and a lamination extrusion wheel for pressing an insulating layer on the electrode lead wire.
A particle size detection device, an atomization powder-making system and an atomization powder-making method, relating to the technical field of atomization powdering, the particle size detection device comprising a processing pipeline (100), an inflow pipe (200), a reflow pipe (300) and a sample tank (400). The sample tank (400) is provided with a particle size detection mechanism (A); the processing pipeline (100) comprises an inlet end (101) and an outlet end (102); the sample tank (400) comprises a feed port (401) and a discharge port (402); the inlet end (101) is in fluid communication with the feed port (401) by means of the inflow pipe (200), and the outlet end (102) is in fluid communication with the discharge port (402) by means of the reflow pipe (300). The present particle size detection device alleviates the technical problem in related technology of particle size distribution deviating an expected value in the later stage of atomization due to the atomizing time being too long.
G01N 15/02 - Investigating particle size or size distribution
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
A magnetron sputtering device, comprising: a mesh shielding plate (2) which is provided inside of a vacuum chamber (1) of the magnetron sputtering device; the vacuum chamber (1) comprises one or more coating chambers (3), and the mesh shielding plate (2) is provided on a side wall inside of the coating chamber (3), thus facilitating the smooth operation of a magnetron sputtering target (5) and simultaneously preventing the gas pollution of the vacuum chamber (1); and the assembly and disassembly thereof is simple and fast, thus providing an important solution and path for a production line of a magnetron sputtering device.
A method for preparing copper indium gallium alloy powder, comprising: smelting, in a smelting crucible, copper, indium, gallium and recovered copper indium gallium alloy powder having a particle size not within a set range, to form an alloy solution; atomizing, cooling and sieving the alloy solution to obtain copper indium gallium alloy powder having a particle size within the set range; and recovering copper indium gallium alloy powder having a particle size not within the set range. In the smelting step, indium and gallium are placed at the bottom of the smelting crucible, copper is mixed with the recovered copper indium gallium powder having a particle size not within the set range, and then placed above the indium and gallium in the smelting crucible. Said preparation method reduces the energy consumption cost and production cost, and the risk of element component deviation caused by the burning loss of a low-melting-point element, reducing the waste of the element, and improving the production efficiency.
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
6.
HEATING DEVICE AND ELECTRODE FABRICATING APPARATUS FOR SEMI-FINISHED PHOTOVOLTAIC BATTERY
A heating device and electrode fabricating apparatus used for a semi-finished photovoltaic battery, wherein the heating device comprises a slide holder (10), a top cover (20), and a heating apparatus (30). The top cover (20) is actively connected to the slide holder (10) so that the top cover (20) may switch between a first state of covering an upper surface of the slide holder (10) and a second state of disengaging from the upper surface of the slide holder (10). The slide holder (10) is provided with a channel (101) that runs through the slide holder (10). The heating apparatus (30) transports heat by means of the channel (101) and thus heats a semi-finished photovoltaic battery disposed on the slide holder (10).
A target (10), comprising: a back lining tube (101) and a target body (102) formed on the outer surface of the back lining tube (101), wherein the target body (102) comprises a middle section (1022) and end portions (1021) at both ends of the middle section (1022), wherein the thickness of the end portions (1021) is a first target thickness, the thickness of the middle section (1022) is a second target thickness, and the first target thickness is greater than the second target thickness. Also provided is a preparation method for a target (10).
Disclosed are a solar cell packaging process and a solar cell device. The process comprises first carrying out lamination on a flexible photovoltaic assembly (1) without a backplane, and then packaging same with a curved backplane (3). Since there is no backplane on the flexible photovoltaic assembly during lamination, the problem of the backplane being broken due to uneven pressure during lamination can be avoided, and thus, the production yield can be improved. Moreover, the original composite backplane of the flexible photovoltaic assembly is removed and is directly packaged in a groove in the curved backplane, which not only reduces the load of the entire solar cell, but also greatly reduces the packaging cost.
An installation device of a flexible solar module bus bar comprises a work platform (100), a feeding platform (200), a container (400), a push plate (300) and a pushing mechanism (500), wherein the feeding platform (200) is fixed on the work platform (100) and a sliding groove is provided on the feeding platform (200); the container (400) for storing bus bars (900) is provided on the feeding platform (200); a slot for outputting the bus bars (900) is provided on the container (400) and the slot communicates with the sliding groove; the push plate (300) is capable of sliding in coordination with the sliding groove and the slot, and the thickness of the push plate (300) is greater than the depth of the sliding groove; and the pushing mechanism (500) is fixedly connected to the push plate (300). The installation device for flexible solar module bus bars achieves automatic transportation and installation of bus bars, and improves the processing cycle of bus bars. The invention also reduces labor costs and improves the installation state of bus bars.
B21D 43/00 - Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profilesAssociations therewith of cutting devices
H01L 21/683 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for supporting or gripping
Provided is a parasol, comprising a parasol stem; a parasol body arranged at one end of the parasol stem; a parasol handle arranged at the other end of the parasol stem; a solar cell assembly; a current output mechanism arranged on the parasol handle and connected to the solar cell assembly; a first connecting mechanism arranged on the parasol body; and a second connecting mechanism arranged on the solar cell assembly. By means of the detachable fit between the first connecting mechanism and the second connecting mechanism, the solar cell assembly is detachably arranged on the parasol body.
Provided is a winding machine, comprising a lever set and a magnet. The lever set comprises: a plurality of spaced-apart lever arms (1), wherein one end of any one lever arm forms a harness gripper (2), and the other end forms a suction head (4), and the magnet is arranged corresponding to a plurality of the suction heads. The lever set further comprises a plurality of rotating shafts (3), wherein the plurality of lever arms are mounted on the plurality of rotating shafts in one-to-one correspondence, thereby realizing the swinging of the lever arm.
A laminating device for a photovoltaic assembly, comprising a conveyor belt (10); a vacuum adsorption structure (11) which is located at a first end of the conveyor belt (10) and which is configured to adsorb a photovoltaic assembly (1) on the conveyor belt (10); a vacuum-breaking structure (12) which is located at a second end of the conveyor belt (10) and which is configured to detach the photovoltaic assembly (1) from the conveyor belt (10); and a laminating wheel (20) which is located above the conveyor belt (10), wherein a lamination gap is provided between the laminating wheel (20) and the conveyor belt (10), and a projection of the laminating wheel (20) at the conveyor belt (10) is located between a projection of the vacuum adsorption structure (11) and a projection of the vacuum-breaking structure (12) at the conveyor belt (10).
B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
Disclosed in the present disclosure is a flexible solar cell module, comprising a plurality of cell chips. An upper surface of each cell chip is provided with a conductive lead. One side edge of the upper surface of the each cell chip is provided with a contact electrode. A lower surface of the each cell chip is provided with a metal substrate. One end of the conductive lead of the each cell chip is connected to the contact electrode of the each cell chip, and the other end of the conductive lead of the each cell chip is conductively connected to the metal substrate of the each cell chip. In every two adjacent cell chips, the metal substrate of one cell chip is crimped to the contact electrode of the other cell chip.
A flexible photovoltaic module, comprising a front board, a cell, and a backboard provided sequentially from top to bottom. The cell comprises a polyethylene terephthalate (PET)-based film layer, and the PET-based film layer is provided at the side of the cell near the front board. The PET-based film layer comprises a first adhesive layer, and the first adhesive layer is provided at the side of the PET-based film layer near the front board. The backboard comprises a second adhesive layer, and the second adhesive layer is provided at the side of the backboard near the cell.
A vacuum coating device for a flexible substrate comprises a vacuum coating chamber (1) and a transition chamber (2) that are connected together, and the vacuum coating chamber (1) is in communication with the transition chamber (2) by means of a slit. The vacuum coating device for a flexible substrate also comprises a heat dissipation roller (3), and the heat dissipation roller (3) is mounted in the transition chamber (2) by means of a tension regulation device (4). The heat dissipation roller (3) comprises a roller body (5) and a rotating shaft (6), the roller body (5) is fixedly mounted on the rotating shaft (6), and the roller body (5) and the rotating shaft (6) are coaxially disposed. The roller body (5) is provided with a plurality of heat dissipation channels (7) arranged in the axial direction of the roller body (5). The vacuum coating device for a flexible substrate has a good heat dissipation function, and can effectively prevent the flexible substrate from wrinkles.
An analog component of a solar cell module and a manufacturing method for a simulation cell chip layer. The analog component of the solar cell module comprises: a supporting plate (1); a first Teflon layer (2) placed on the supporting plate; a cell chip layer (4) placed on the first Teflon layer; a second Teflon layer (2) placed on the cell chip layer; and a foam layer (3) placed on the second Teflon layer.
Provided is a drying box for storing solar cell chips, comprising a box body (1), wherein a top cover (2) which can be overturned and opened is arranged in the box body (1). The top cover (2) separates an inner cavity of the box body (1) into a storage cavity (13) at a lower part and a temporary storage cavity (14) at an upper part. A sweeping hole (3) is formed in a side wall of the temporary storage cavity (14). The drying box for storing solar cell chips also comprises a control cabinet (4). The control cabinet (4) is arranged at one end of the box body (1). A total controller, a sweeping controller and drive units (5) are arranged in the control cabinet (4), and the sweeping controller and the drive units (5) are electrically connected to the total controller. An air inlet end of the sweeping controller is connected to an air source, and an air outlet end is connected to the sweeping hole (3) through an air tube, and the drive units (5) are connected to the top cover (2). The present invention can effectively reduce the contact time that the cell chips (18) contacts the air, and can reduce the water component, sucked by the cell chips, in the air so as to guarantee the photoelectric conversion efficiency of the cell chips (18).
H01L 21/67 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components
H01L 21/673 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components using specially adapted carriers
B65D 85/90 - Containers, packaging elements or packages, specially adapted for particular articles or materials for electrical components for integrated circuits
18.
RELIABILITY TEST APPARATUS FOR FLEXIBLE PHOTOVOLTAIC ASSEMBLY
Disclosed is a reliability test apparatus for a flexible photovoltaic assembly. The reliability test apparatus for a flexible photovoltaic assembly comprises: an environmental test chamber, a temperature acquisition device, and a placement frame provided in the environmental test chamber. The placement frame comprises at least one set of upright columns opposite to each other and a plurality of brackets horizontally stacked between the upright columns. The brackets are fixedly connected to the upright columns. A first gap is formed between the brackets, and a plurality of air vents is formed on the brackets. The flexible photovoltaic assembly is horizontally placed on the brackets, and the temperature acquisition device is fixedly provided on the surface of the flexible photovoltaic assembly. By means of the present application, the poor structure problems, such as deformation and creep of assemblies, caused by vertically placing the assemblies are eliminated, and in a preferred solution, the gas circulation direction in the test chamber is changed by providing a baffle, so that the temperature and humidity are kept uniform during the heating and cooling process, and an accurate and effective reliability evaluation result can be obtained.
The present invention provides a solar cell degaussing device, a solar cell production system and a solar cell degaussing method. The solar cell degaussing device comprises a controller, a magnetic eraser, a sensing unit and a switch unit. The controller is separately connected to the sensing unit and the switch unit. The switch unit is connected to the magnetic eraser. After the sensing unit detects a cell, the controller triggers the switch unit to electrify the magnetic eraser, and the electrified magnetic eraser degausses the cell. The present invention solves the problem in the field of solar cell productions of lack of a cell degaussing device. The device can vanish the magnetism of the magnetized cell and reduce the magnetic adsorption phenomenon of devices, so as to improve the production efficiency.
Disclosed is a flexible solar cell module laminating device, comprising a cover body, a workbench, and a pressure applying member. The cover body is movable relative to the workbench, and is used for cooperating with the workbench to form a sealed laminating cavity. The pressure applying member is located in the sealed laminating cavity, and is used for applying pressure to a flexible solar cell module. In a machining process, the gravity of the pressure applying member acts, in a vacuumizing stage, on the flexible solar cell module to prevent a front back plate made of organic polymer materials from free shrinkage, and to avoid wrinkling caused by non-uniform heating due to crimped deformation and local eminence of the material. In addition, the flexible solar cell module can absorb heat energy from the workbench and the pressure applying member; the top and the bottom of the flexible solar cell module are heated simultaneously, so that the heating rate is increased, the temperature difference can be effectively alleviated, and obvious improvement can be made in the bubble problem.
A flexible photovoltaic module flatness measurement apparatus, comprising: a measurement platform (1) configured to fix a flexible photovoltaic module (2) to be measured; height measurers (4) sequentially corresponding to peaks and troughs on the flexible photovoltaic module (2) to be measured, the multiple height measurers (4) all being located above the measurement platform (1); a height-adjustable support, the multiple height measurers (4) being provided on the height-adjustable support. By means of descending of the height-adjustable support, the multiple height measurers (4) are driven to respectively contact the peaks and the troughs on the corresponding flexible photovoltaic module (2) to be measured, so as to measure the heights of the peaks and the troughs, and measurement errors caused by local deformation of a battery assembly without timely measurement are reduced; moreover, with the support of the height-adjustable support, there is no need to move the measurement apparatus back and forth manually, thereby reducing scratches on a flexible photovoltaic module (2) to be measured caused by the measurement apparatus; in addition, multiple peaks and troughs can be measured simultaneously, so that the measurement efficiency is greatly improved. Also disclosed is a flexible photovoltaic module flatness measurement method.
G01B 21/30 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
A flexible solar cell chip packing box, comprising a housing (10) and a cover (20). The housing (10) comprises a bottom wall (11) and a first side wall (12); the first side wall (12) and the bottom wall (11) are fixedly connected and are perpendicular to each other; the first side wall (12) and the bottom wall (11) define a receiving cavity (13); an opening (14) is reserved for the receiving cavity (13); a first slot (15) is formed on the first side wall (12); the cover (20) comprises a top wall (21) and a second side wall (22); the second side wall (22) and the top wall (21) are fixedly connected and are perpendicular to each other; the top wall (21) is covered on the opening (14); and the second side wall (22) is fitted at the outer side of the first side wall (12).
B65D 6/02 - Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal, plastics, wood or substitutes therefor characterised by shape
23.
PHOTOVOLTAIC MODULE DETECTION APPARATUS AND METHOD
Disclosed in the present application are a photovoltaic module detection apparatus and method. The photovoltaic module detection apparatus comprises a light source and a projection display unit. The light source and the projection display unit are respectively provided at two opposite sides of a photovoltaic module to be detected; the projection display unit is used for displaying a projected image of the photovoltaic module to be detected which is subjected to irradiation from the light source. According to the photovoltaic module detection apparatus and method provided by the present application, by means of irradiation from the light source, the projected image of the photovoltaic module to be detected can be displayed on the projection display unit, and a bent corner of the photovoltaic module to be detected is also clearly displayed, so that defective photovoltaic modules can be accurately and quickly picked out; in addition, by removing the defective photovoltaic modules, the yield of final products assembled by means of the photovoltaic modules is greatly increased, the loss caused by poor product abandonment is reduced, and potential safety hazards during use of the products are reduced.
A photovoltaic assembly is provided, including a cooling platform (5) for supporting the photovoltaic assembly (4) to be cooled; a first high-temperature cloth unit (21) provided on the cooling platform; a vacuum cover (3) for forming a vacuum chamber together with the cooling platform, the vacuum chamber accommodating the photovoltaic assembly to be cooled; a second high-temperature cloth unit (22) provided at a side of the vacuum cover facing the cooling platform; and a lifting bracket (1) for driving the vacuum cover lift or fall. In the above-mentioned photovoltaic assembly, the vacuum cover is driven and lifted by the lifting bracket, and forms a vacuum chamber together with the cooling platform. The vacuum chamber creates a pressure cooling effect for the photovoltaic assembly to be cooled. In turn, the appearance defects may be reduced when the photovoltaic assembly is cooled to the normal temperature.
H01L 21/67 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components
B32B 37/08 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling method
B32B 37/10 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using direct action of vacuum or fluid pressure
Provided is a splicing device, which is used for splicing segmented bus bars of a flexible solar assembly, and comprises a reference board (10) and a press-fit connection assembly (20), wherein a side of the reference board (10) is provided with a horizontal reference line (11); and the press-fit connection assembly (20) comprises a pressing rod (21), an end of the pressing rod (21) is rotatably connected to the reference board (10), and the other end of the pressing rod (21) is provided with a pressing head (211). When in use, the pressing head is rotated to be away from the horizontal reference line, and then the bus bars are placed at a position flush with the horizontal reference line; and the pressing head is rotated to compress the bus bars, so as to facilitate a worker to carry out subsequent operations.
A pipe-based part processing tool and a pipe-based part processing method. The pipe-based part processing tool comprises a tool body (100). A first cutter portion (200) and a second cutter portion (300) are disposed at a front end of the tool body (100) in a longitudinal direction; the first cutter portion (200) extends in the longitudinal direction of the tool body (100), and the second cutter portion (300) is positioned at a rear side of the first cutter portion (200) in the longitudinal direction and protrudes from a surface of a main side in a direction approximately perpendicular to the surface of the main side of the tool body (100).
Disclosed is a laying device, the laying device comprising: a fixed support 1, a ballast pulley 3 and a work platform 5. The laying device provided in the present utility model provides a fixed pressing force to a sealing adhesive tape by means of the ballast pulley, and the position of ballast pulley can be pre-determined so that the sealing adhesive tape is subjected to a suitable pressing force, and the uniformity of the pressing effect is great. Furthermore, the ballast pulley can move relative to an edge of a photovoltaic assembly to be processed, thus, with regard to a photovoltaic assembly to be processed with a linear edge, the sealing adhesive tape can be laid on the photovoltaic assembly to be processed along a straight line, thereby ensuring the laying of the sealing adhesive tape is not bent, and ensuring the appearance and performance of the photovoltaic assembly to be processed. In addition, in the present utility model, various components cooperate, thereby greatly improving the production efficiency.
Disclosed is a wet leakage current test system for a photovoltaic assembly, the test system comprising a liquid pool (1) and a withstand voltage insulation tester, and a first placement rack (2), a lifting actuator (3), a second placement rack (4), a drying device (5) and an electrical protection device (6). The first placement rack (2) is arranged above the liquid pool (1) and is mechanically connected to the lifting actuator (3), and the lifting actuator (3) is used for driving the first rack (2) to descend into the liquid pool (1) or ascend to be above the liquid pool (1). The drying device (5) is mounted on the second rack (4) and used for blowing towards front and back faces of a photovoltaic assembly (100) laid flat on the second rack (4). The electrical protection device (6) is in an electrical signal connection with the withstand voltage insulation tester, and is used for forbidding the withstand voltage insulation tester to output voltage when an operator is operating in a high-voltage region, and/or for shutting down the power for the withstand voltage insulation tester when an emergency occurs. The system can not only reduce workload for an operator and save on labour costs, but also improve the test and production efficiency, and further can eliminate potential safety hazards and ensure the reliability and safety during a test process.
Disclosed is a corner cutting device. The corner cutting device comprises: a support frame (1), a drive structure (3), a reset structure (6), a cutter (41) and a workbench (2). The support frame (1) is arranged on the workbench (2). The drive structure (3) is arranged on the support frame (1). The reset structure (6) is located below the drive structure (3), an upper end of the reset structure (6) being connected to the drive structure (3), and the cutter (41) being connected to a lower end of the reset structure (6). The drive structure (3) is configured to drive the cutter (41) to move towards the workbench (2) located below the cutter, and the reset structure (6) is configured to make the cutter (41) to move upwards to be reset. The corner cutting device can eliminate sharp corners of a stainless steel substrate, thereby effectively reducing the occurrence of an hot spot on an assembly.
Disclosed are a support apparatus and test method for a flexible solar cell performance test. The support apparatus comprises a cell placement plane holder, a magnet and a convergence rod, wherein both the cell placement plane holder and the convergence rod are conductors; the magnet is attracted to a board face on one side of the cell placement plane holder; an insulating tape is arranged on a board face on the other side of the cell placement plane holder; the convergence rod is fixed on the insulating tape under the action of the magnetic attraction of the magnet, and is used for compressing, in the range of the insulating tape, a lead-out end of a cell II of a flexible solar cell; and a first power source connection wire is arranged on the convergence rod, and a second power source connection wire is arranged on the cell placement plane holder. By means of the present application, a flexible solar cell can be effectively supported and fixed, and the efficiency of a flexible solar cell performance test and the accuracy of a test result are improved.
Disclosed is a laminating device relating to the field of processing of solar cells. The laminating device is used for laminating and attaching a flexible solar cell sheet (M) to a protective layer (N), and comprises: a conveying structure (1), a heating structure (2) and a laminating roller structure (3). The heating structure (2) is arranged on the conveying structure (1) and is used for heating the flexible solar cell sheet (M) on the conveying structure (1). The laminating roller structure (3) is arranged at an output end of the conveying structure (1) and is used for laminating the protective layer (N) on the surface of the heated flexible solar cell sheet (M). In the laminating device, the heating structure (2) is arranged on the conveying structure (1) to directly heat the flexible solar cell sheet (M) on the conveying structure (1), thereby quickening the temperature rise and effectively reducing unnecessary energy consumption, and the heated flexible solar cell sheet (M) is laminated to the protective layer (N) by means of the laminating roller structure (3) without the additionally introducing an adhesive, thereby saving on costs.
Disclosed is a variable angle outdoor test device for a photovoltaic assembly, the outdoor test device comprising a base, a rotary platform and an object placement stage, wherein rolling components are arranged on the base, the rotary platform is rotatably connected to the base, a light angle pole perpendicular to the surface of the rotary platform is fixedly arranged on the rotary platform, and the object placement stage is fixedly connected to the base. The variable angle outdoor test device for the photovoltaic assembly provided by the present disclosure solves the problem of the angle and orientation of an existing test support being unable to be changed, and the adjustment and maintaining of the state in which the test rotary platform is perpendicular to the sunlight is realized based on the projection state of the light angle pole, thereby facilitating an outdoor test operation, satisfying the requirement of the IEC for an outdoor test and improving the stability and accuracy of the test.
Provided are a solar cell and a cutting method and device therefor. The method for cutting a solar cell comprises: cutting a continuous thin-film solar cell on a substrate into a large cell of a pre-set size; cutting a large cell into an intermediate transition cell of a pre-set size; integrally laminating the intermediate transition cell with a packaging material and a metal wire to form a transition laminated cell; and cutting the transition laminated cell into single cells, and cutting the corners of the single cells by using a circular cutter. According to the solar cell cutting method provided in the present application, by means of performing reciprocating cutting with a circular cutter, the corners of the single cells are cut into rounded corners, thereby avoiding the problem in the prior art that damage to the insulating layers of the adjacent single cells or damage to their own waterproof layers caused by the bent corners formed by warping at the corners cause an interior or exterior short circuit of the cell.
A method of uniformly controlling the temperature of a large-area flexible substrate (3), comprising the following steps: forming a heat absorbing layer (4) on a heat absorbing surface (2) of a flexible substrate (3), and controlling the radiation coefficient of the heat absorbing layer (4) to a set range; performing sampling measurement for the radiation coefficient of the heat absorbing layer (4) at a heating unit (1); and controlling the temperature of the heating unit (1) at a sampling position according to the radiation coefficient obtained from the sampling measurement.
Disclosed are an atomization device and method for preparing a metal alloy powder. The device comprises a body (1) provided with an atomization chamber (3), the atomizing chamber (3) comprising: an inlet, the inlet being configured to introduce a metal alloy liquid; a high pressure inert gas pipe system (8), the high pressure inert gas pipe system (8) being configured to provide a high pressure inert gas as an atomization medium and power for the metal alloy liquid introduced into an atomization zone of the atomization chamber, in order to atomize the metal alloy liquid; and an oxygen-containing gas pipe system (12), the oxygen-containing gas pipe system (12) being configured to transport an oxygen-containing gas into the atomization zone to passivate the surface of the metal alloy powder obtained after atomization.
B22F 9/00 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor
B22F 9/02 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes
B22F 9/06 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
Disclosed is a preparation method for an alloy powder, the method comprising: smelting elemental metals for preparing the alloy powder into an alloy solution; atomizing the alloy solution in an oxygen-containing atmosphere to obtain small droplets; and forcibly and rapidly cooling the small droplets during the pushing of an atomizing gas stream, so as to obtain the alloy powder, wherein, when a copper-indium-gallium alloy powder is prepared by using the method, the atomic ratio of copper/(indium + gallium) in the copper-indium-gallium alloy powder is 0.5 to 1.1, the atomic ratio of indium/(indium + gallium) is 0.2 to 0.9, the atomic ratio of gallium/(indium + gallium) is 0.1 to 0.8, and the atomic ratio of indium/(indium + gallium) + the atomic ratio of gallium/(indium + gallium) = 1. Also disclosed are an alloy powder and a method for preparing a copper-indium-gallium alloy powder. By introducing controllable oxygen during the gas atomization powdering, the generation of satellite balls is reduced, and the performance and yield of an alloy powder are improved.
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
Disclosed is a method for preparing a tubular target material, comprising: choosing a stainless steel backing tube subjected to cleaning and a roughening treatment; spray coating a transition layer onto the surface of the stainless steel backing tube by means of a plasma spray coating method, an electric arc spray coating method, an ultrasonic flame spray coating method or a cold spray coating method in an atmosphere, in order to obtain a stainless steel backing tube containing the transition layer; and spray coating a target material layer onto the surface of the stainless steel backing tube containing the transition layer by means of a plasma spray coating method in an atmosphere. Also disclosed are another method for preparing a target material and a target material.
C23C 28/02 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and only coatings of metallic material
C23C 24/04 - Impact or kinetic deposition of particles
B22F 9/08 - Making metallic powder or suspensions thereofApparatus or devices specially adapted therefor using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
Disclosed is a target packaging auxiliary device, comprising: a support platform (1); a support member (2) mounted on the support platform (1); and a support rod (3) used for supporting a target (6), wherein one end of the support rod (3) is connected to the support member (2), and the other end of the support rod (3) is suspended in the air.
B65B 31/04 - Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
A target carrier comprises a lifting vehicle (1) and a target fixing device. The lifting vehicle comprises a vehicle body (1) and a lifting goods fork (2) disposed on the vehicle body (1). The target fixing device is disposed on the goods fork (2). The target fixing device comprises a target bracket mechanism and at least one locking mechanism. The at least one locking mechanism is disposed on the target bracket mechanism. The at least one locking mechanism is configured to fix a target to the target bracket mechanism.
B62B 1/14 - Hand carts having only one axis carrying one or more transport wheelsEquipment therefor in which the load is intended to be transferred totally to the wheels involving means for grappling or securing in place objects to be carriedLoading or unloading equipment
patents