CN105071772A - Solar cell classification test control system - Google Patents
Solar cell classification test control system Download PDFInfo
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- CN105071772A CN105071772A CN201510504891.9A CN201510504891A CN105071772A CN 105071772 A CN105071772 A CN 105071772A CN 201510504891 A CN201510504891 A CN 201510504891A CN 105071772 A CN105071772 A CN 105071772A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention relates to a solar cell classification test control system which comprises a lamp source system, a test system, a classification control system and a bearing system, wherein the lamp source system is arranged above the test system, and the classification control system and the bearing system are integrated on a test station computer. The test station computer is arranged on an operating console on one side of a bearing system. A test station robot is connected on the test system and arranged above the bearing system. A plurality of bearing boxes are arranged on the bearing system to bear cell sheets of different types, and the test system is provided with a data acquisition module, a central processor and a data processing module. Classification software and a PLC control system are arranged in the classification control system, and the PLC control system is provided with signal lines respectively connected with the bearing system and the test station robot. The system is convenient for system test, high in automation level, and convenient for automatic classification tests and classification of certified products and defectives, and improves test efficiency.
Description
Technical field
The present invention relates to a kind of solar cell class test control system, bend in technical field of solar.
Background technology
Solar energy is a kind of regenerative resource that can make full use of, and has the advantages such as sufficient spatter property, absolute fail safe, relative popularity and potential economy.Photothermal deformation and opto-electronic conversion two kinds of modes roughly can be divided into the utilization of solar energy, wherein, solar photovoltaic utilization is with fastest developing speed in the last few years, also be the energy development field of most economic potential, solar photovoltaic utilization is based on solar cell mostly, solar cell is the key component in photovoltaic generating system, comprises silicon system solar cell (monocrystalline silicon, polysilicon, amorphous silicon battery) and non-silicon system solar cell etc.The industrial chain of crystal silicon solar energy battery is dispersed with crystal silicon preparation, silicon chip production, cell piece manufacture, component package four processes.Wherein, the process for making that cell piece is concrete is roughly as follows: (1) cuts into slices: silicon rod is cut into foursquare silicon chip, obtains the original material that cell piece is produced; (2) clean, remove damage layer: with the cleaning of conventional silicon wafer cleaning method, then use acid (or alkali) solution by silicon chip surface cutting damage layer; (3) making herbs into wool: with aqueous slkali, anisotropic etch is carried out to silicon chip and prepare matte at silicon chip surface; (4) spread: employing coating source (or liquid source, or solid-state nitration phosphorus sheet source) spread, make PN junction; (5) etch: with sheltering wet etching or plasma dry erosion removal periphery diffusion layer; (6) back side PN junction is removed: conventional wet etching or abrasive disc method removing back side PN junction; (7) antireflective coating is made: in order to reduce into reflection loss, will cover one deck antireflective coating on silicon chip surface, one is silicon nitride; (8) make upper/lower electrode: first make bottom electrode, then make top electrode, silk-screen printing is the conventional process adopted; (9) sinter: cell piece is sintered by sintering furnace, makes positive and negative electrode be formed on cell piece; (10) test: by cell slice test station machine, test.The electric performance test of cell piece is most important, because electric performance test result directly has influence on the control in cell piece technical process, also the quality of product is had influence on, the needs of further component package after carrying out testing classification especially, therefore, adopt the method for testing and sorting technique that are suitable for cell piece production, for guarantee product quality, improve product structure and there is important function.
Summary of the invention
The object of the present invention is to provide a kind of solar cell class test control system, defect and the performance of solar battery sheet fast promptly can be tested out, and realize classification, can to provide the necessary technical support for defects of battery plate analysis and component package.
To achieve these goals, technical scheme of the present invention is as follows.
A kind of solar cell class test control system, comprise lamp origin system, test macro, classification control system and bearing system, wherein, lamp origin system is arranged on test macro top position, test macro and classification control system integration are in test station machine, bearing system is arranged on lamp origin system lower position, and test station machine is arranged on the operating desk of bearing system side; Test macro is connected with test station manipulator, test station manipulator is arranged on bearing system top position; Bearing system is provided with multiple Carrier box, in order to carry the cell piece of different kinds; Data acquisition module, central processing unit and data processing module is provided with in test macro; Be provided with classification software and PLC control system in classification control system, PLC control system be provided with holding wire and be connected with test station manipulator with bearing system respectively.
Further, lamp origin system comprises lampshade, and lampshade inside is provided with simulated solar photosystem, and simulated solar photosystem adopts xenon lamp and multiple lens to realize, and xenon lamp is arranged on lampshade inner upper position, and multiple lens is arranged on lampshade lower inside position; Lampshade inside is also provided with cooling system, in order to for xenon lamp cooling, extends its useful life and the stability improving its lamp source; The side of xenon lamp installation site is also provided with xenon lamp controller, in order to control brightness and the opening time of xenon lamp, xenon lamp controller is provided with holding wire and is connected with the data acquisition module in test macro; Lampshade bottom is provided with blocks sheet glass, in order to block dust, avoids dust to make the interference of pairwise testing.
Further, bearing system comprises cell piece bearing cavity, cell piece bearing cavity inside is provided with conductive plate, conductive plate inside is provided with temperature sensor and humidity sensor, temperature sensor with humidity sensor is provided with holding wire and is connected with the central processing unit in test macro, detecting information is fed back to test macro; Conductive plate top needs the cell piece of test in order to place, cell piece top position is provided with adjustable test faller gill, in order to contact cell piece main gate line conduction current and voltage signal, the testing needle of collected current and voltage is spaced apart, faller gill side is provided with faller gill support, in order to support faller gill, faller gill support is fixedly connected with hydraulic controller, in order to control faller gill motion; Also be provided with adsorbent chamber and area tester in cell piece carrying, area tester adopts infrared scan mode, for test battery sheet area.
Further, bearing system front end is provided with cell piece scanning system, surface scan is carried out before entering for cell piece, to determine the integrality of cell piece, cell piece scanning system comprises and is arranged on scanner above cell piece and PL tests image-forming module, and is arranged on the substandard products disposable box of side; Be provided with substandard products above substandard products disposable box and control manipulator, under the control of cell piece scanning system, realize the collection process to substandard products cell piece.
Further, if test station owner control test process, and by the data analysis of each test gained, and carry out classification control, test station machine is provided with touch-screen, substandard products indicator light, certified products indicator light and resurvey indicator light and controller, holder, touch-screen is used for showing data and inputting alternately, substandard products indicator light, certified products indicator light and indicator light of resurveying are used for the instruction after showing different testing classification respectively, process further to do cell piece, controller is the central module of deal with data, in order to test analysis, and carry out judgement Treatment Analysis result, memory is then used to storage data, controller is respectively arranged with holding wire to be connected with faller gill with xenon lamp controller, hydraulic controller, temperature sensor, in order to control time of xenon lamp and amplitude, control faller gill pressing down the time interval, and collect temperature and area test data, and collect test gained current-voltage information.
The specific works process of this control system is as follows:
1, setup test: system initialization, whether normal each parameter zero, detect each parts of test, and after all are normal, lamp origin system opens mode of operation, wherein, utilizes standard cell sheet to realize test to mark, accurately to test;
2, detect substandard products before test: cell piece delivers to cell piece scanning system by conveyer belt, carries out scanning and initial analysis process for cell piece, for incomplete cell piece as substandard products, control gripper of manipulator by substandard products and enter in substandard products disposable box;
3, start to test: the spec battery sheet after detection is sent on the conductive plate in the cell piece bearing cavity in test macro, start test, now, cell piece in cell piece bearing cavity realizes location and absorption is fixing, utilize area tester test area, by probe probe temperature and humidity, the area of gained and humiture data pass to the holder in test station machine; Hydraulic controller controls faller gill and declines, end in contact cell piece main gate line conduction current and voltage signal under faller gill, and test data sends the holder in test station machine to;
4, Data Analysis Services: the initial data of test gained is shown by test station machine controller on the one hand on the touchscreen, on the other hand the humiture collected by combination, area data are carried out computational analysis, and carry out contrast with the standard cell sheet data stored in advance and judge, if meet normal battery sheet data standard, then certified products indicator light lights, represent to survey cell piece normal, if find not meet normal battery sheet data standard, then substandard products indicator light lights, and this cell piece needs to be isolated; If find that the data of test are abnormal especially, indicator light of so resurveying lights, and this cell piece needs to reenter test, to determine certified products or substandard products further; The criterion of certified products, substandard products according to the area of cell piece and specification different, arranged in test station machine in advance;
5, analysis and Control process: after testing this sheet cell piece, hydraulic controller controls faller gill and rises, and testing needle is away from cell piece; According to test data, test station manipulator by cell piece automatic classification in the different bearer box in bearing system; Lower a slice battery enters test;
6, tested: after all test jobs are completed, closed xenon lamp; Carry out the sanitary work at the position such as faller gill, support chamber, and the data copy in test station machine is gone out to analyze, close test control system, end-of-job.
Beneficial effect of the present invention is: (1) this test control system can be tested for electrical performance of cell key data, and contrast with standard cell sheet data, carry out classification to control, be convenient to pick out in time the cell piece that certified products, substandard products and needs retest, be convenient to the quality controlling cell piece, conveniently select substandard products before test, thus decrease test repeatability; (2) this test macro is provided with humiture and area rectification pattern, be convenient to test battery sheet data more exactly, avoid the error caused because of ambient temperature and humidity, also the cell area not reaching defined is avoided, the test errors caused, the adverse factor effectively invariably in electrical performance of cell test process; (3) test station machine adopts unique data analysis control methods, can for the data analysis process in test process, and can automatically select high-quality electrical performance data, and store, and a large amount of test data also out can be analyzed by data copy; (4) this test control system makes full use of mechanical structure, computer control, and when realizing needing test, computer sends instruction, and mechanical part performs, and control signal is obvious, is convenient to manually or automatic operation; (5) this test control system, both data test in enormous quantities had been adapted to, only need to add upper conveyor belt, also be with and monolithic, or small lot cell piece data test and analysis, can choice for use as required, and mode classification can be changed as required, to analyze cell piece further, improve cell piece technological and manufacturing level, control the cell piece quality of production.This system testing is convenient, and automaticity is high, is convenient to automatic classification test, and also convenient classification certified products and substandard products, improve testing efficiency.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is described, better to understand the present invention.
Embodiment
Solar cell class test control system in the present embodiment, comprise lamp origin system, test macro, classification control system and bearing system, wherein, lamp origin system is arranged on test macro top position, test macro and classification control system integration are in test station machine, bearing system is arranged on lamp origin system lower position, and test station machine is arranged on the operating desk of bearing system side; Test macro is connected with test station manipulator, test station manipulator is arranged on bearing system top position; Bearing system is provided with multiple Carrier box, in order to carry the cell piece of different kinds; Data acquisition module, central processing unit and data processing module is provided with in test macro; Be provided with classification software and PLC control system in classification control system, PLC control system be provided with holding wire and be connected with test station manipulator with bearing system respectively.
Lamp origin system comprises lampshade, and lampshade inside is provided with simulated solar photosystem, and simulated solar photosystem adopts xenon lamp and multiple lens to realize, and xenon lamp is arranged on lampshade inner upper position, and multiple lens is arranged on lampshade lower inside position; Lampshade inside is also provided with cooling system, in order to for xenon lamp cooling, extends its useful life and the stability improving its lamp source; The side of xenon lamp installation site is also provided with xenon lamp controller, in order to control brightness and the opening time of xenon lamp, xenon lamp controller is provided with holding wire and is connected with the data acquisition module in test macro; Lampshade bottom is provided with blocks sheet glass, in order to block dust, avoids dust to make the interference of pairwise testing.
Bearing system comprises cell piece bearing cavity, cell piece bearing cavity inside is provided with conductive plate, conductive plate inside is provided with temperature sensor and humidity sensor, temperature sensor with humidity sensor is provided with holding wire and is connected with the central processing unit in test macro, detecting information is fed back to test macro; Conductive plate top needs the cell piece of test in order to place, cell piece top position is provided with adjustable test faller gill, in order to contact cell piece main gate line conduction current and voltage signal, the testing needle of collected current and voltage is spaced apart, faller gill side is provided with faller gill support, in order to support faller gill, faller gill support is fixedly connected with hydraulic controller, in order to control faller gill motion; Also be provided with adsorbent chamber and area tester in cell piece carrying, area tester adopts infrared scan mode, for test battery sheet area.
Bearing system front end is provided with cell piece scanning system, surface scan is carried out before entering for cell piece, to determine the integrality of cell piece, cell piece scanning system comprises and is arranged on scanner above cell piece and PL tests image-forming module, and is arranged on the substandard products disposable box of side; Be provided with substandard products above substandard products disposable box and control manipulator, under the control of cell piece scanning system, realize the collection process to substandard products cell piece.
If test station owner control test process, and by the data analysis of each test gained, and carry out classification control, test station machine is provided with touch-screen, substandard products indicator light, certified products indicator light and resurvey indicator light and controller, holder, touch-screen is used for showing data and inputting alternately, substandard products indicator light, certified products indicator light and indicator light of resurveying are used for the instruction after showing different testing classification respectively, process further to do cell piece, controller is the central module of deal with data, in order to test analysis, and carry out judgement Treatment Analysis result, memory is then used to storage data, controller is respectively arranged with holding wire to be connected with faller gill with xenon lamp controller, hydraulic controller, temperature sensor, in order to control time of xenon lamp and amplitude, control faller gill pressing down the time interval, and collect temperature and area test data, and collect test gained current-voltage information.
The specific works process of this control system is as follows:
1, setup test: system initialization, whether normal each parameter zero, detect each parts of test, and after all are normal, lamp origin system opens mode of operation, wherein, utilizes standard cell sheet to realize test to mark, accurately to test;
2, detect substandard products before test: cell piece delivers to cell piece scanning system by conveyer belt, carries out scanning and initial analysis process for cell piece, for incomplete cell piece as substandard products, control gripper of manipulator by substandard products and enter in substandard products disposable box;
3, start to test: the spec battery sheet after detection is sent on the conductive plate in the cell piece bearing cavity in test macro, start test, now, cell piece in cell piece bearing cavity realizes location and absorption is fixing, utilize area tester test area, by probe probe temperature and humidity, the area of gained and humiture data pass to the holder in test station machine; Hydraulic controller controls faller gill and declines, end in contact cell piece main gate line conduction current and voltage signal under faller gill, and test data sends the holder in test station machine to;
4, Data Analysis Services: the initial data of test gained is shown by test station machine controller on the one hand on the touchscreen, on the other hand the humiture collected by combination, area data are carried out computational analysis, and carry out contrast with the standard cell sheet data stored in advance and judge, if meet normal battery sheet data standard, then certified products indicator light lights, represent to survey cell piece normal, if find not meet normal battery sheet data standard, then substandard products indicator light lights, and this cell piece needs to be isolated; If find that the data of test are abnormal especially, indicator light of so resurveying lights, and this cell piece needs to reenter test, to determine certified products or substandard products further; The criterion of certified products, substandard products according to the area of cell piece and specification different, arranged in test station machine in advance;
5, analysis and Control process: after testing this sheet cell piece, hydraulic controller controls faller gill and rises, and testing needle is away from cell piece; According to test data, test station manipulator by cell piece automatic classification in the different bearer box in bearing system; Lower a slice battery enters test;
6, tested: after all test jobs are completed, closed xenon lamp; Carry out the sanitary work at the position such as faller gill, support chamber, and the data copy in test station machine is gone out to analyze, close test control system, end-of-job.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (6)
1. a solar cell class test control system, it is characterized in that: comprise lamp origin system, test macro, classification control system and bearing system, wherein, lamp origin system is arranged on test macro top position, test macro and classification control system integration are in test station machine, bearing system is arranged on lamp origin system lower position, and test station machine is arranged on the operating desk of bearing system side; Test macro is connected with test station manipulator, test station manipulator is arranged on bearing system top position; Bearing system is provided with multiple Carrier box, in order to carry the cell piece of different kinds; Data acquisition module, central processing unit and data processing module is provided with in test macro; Be provided with classification software and PLC control system in classification control system, PLC control system be provided with holding wire and be connected with test station manipulator with bearing system respectively.
2. solar cell class test control system according to claim 1, it is characterized in that: described lamp origin system comprises lampshade, lampshade inside is provided with simulated solar photosystem, simulated solar photosystem adopts xenon lamp and multiple lens to realize, xenon lamp is arranged on lampshade inner upper position, and multiple lens is arranged on lampshade lower inside position; Lampshade inside is also provided with cooling system, in order to for xenon lamp cooling, extends its useful life and the stability improving its lamp source; The side of xenon lamp installation site is also provided with xenon lamp controller, in order to control brightness and the opening time of xenon lamp, xenon lamp controller is provided with holding wire and is connected with the data acquisition module in test macro; Lampshade bottom is provided with blocks sheet glass, in order to block dust, avoids dust to make the interference of pairwise testing.
3. solar cell class test control system according to claim 1, it is characterized in that: described bearing system comprises cell piece bearing cavity, cell piece bearing cavity inside is provided with conductive plate, conductive plate inside is provided with temperature sensor and humidity sensor, temperature sensor with humidity sensor is provided with holding wire and is connected with the central processing unit in test macro, detecting information is fed back to test macro; Conductive plate top needs the cell piece of test in order to place, cell piece top position is provided with adjustable test faller gill, in order to contact cell piece main gate line conduction current and voltage signal, the testing needle of collected current and voltage is spaced apart, faller gill side is provided with faller gill support, in order to support faller gill, faller gill support is fixedly connected with hydraulic controller, in order to control faller gill motion; Also be provided with adsorbent chamber and area tester in cell piece carrying, area tester adopts infrared scan mode, for test battery sheet area.
4. solar cell class test control system according to claim 1, it is characterized in that: described bearing system front end is provided with cell piece scanning system, surface scan is carried out before entering for cell piece, to determine the integrality of cell piece, cell piece scanning system comprises and is arranged on scanner above cell piece and PL tests image-forming module, and is arranged on the substandard products disposable box of side; Be provided with substandard products above substandard products disposable box and control manipulator, under the control of cell piece scanning system, realize the collection process to substandard products cell piece.
5. solar cell class test control system according to claim 1, it is characterized in that: if described test station owner controls test process, and by the data analysis of each test gained, and carry out classification control, test station machine is provided with touch-screen, substandard products indicator light, certified products indicator light and resurvey indicator light and controller, holder, touch-screen is used for showing data and inputting alternately, substandard products indicator light, certified products indicator light and indicator light of resurveying are used for the instruction after showing different testing classification respectively, process further to do cell piece, controller is the central module of deal with data, in order to test analysis, and carry out judgement Treatment Analysis result, memory is then used to storage data, controller is respectively arranged with holding wire to be connected with faller gill with xenon lamp controller, hydraulic controller, temperature sensor, in order to control time of xenon lamp and amplitude, control faller gill pressing down the time interval, and collect temperature and area test data, and collect test gained current-voltage information.
6. according to the solar cell class test control system described in claim 1 to 5, it is characterized in that: the specific works process of this control system described is as follows:
(1) setup test: system initialization, whether normal each parameter zero, detect each parts of test, and after all are normal, lamp origin system opens mode of operation, wherein, utilizes standard cell sheet to realize test to mark, accurately to test;
(2) detect substandard products before test: cell piece delivers to cell piece scanning system by conveyer belt, carries out scanning and initial analysis process for cell piece, for incomplete cell piece as substandard products, control gripper of manipulator by substandard products and enter in substandard products disposable box;
(3) start to test: the spec battery sheet after detection is sent on the conductive plate in the cell piece bearing cavity in test macro, start test, now, cell piece in cell piece bearing cavity realizes location and absorption is fixing, utilize area tester test area, by probe probe temperature and humidity, the area of gained and humiture data pass to the holder in test station machine; Hydraulic controller controls faller gill and declines, end in contact cell piece main gate line conduction current and voltage signal under faller gill, and test data sends the holder in test station machine to;
(4) Data Analysis Services: the initial data of test gained is shown by test station machine controller on the one hand on the touchscreen, on the other hand the humiture collected by combination, area data are carried out computational analysis, and carry out contrast with the standard cell sheet data stored in advance and judge, if meet normal battery sheet data standard, then certified products indicator light lights, represent to survey cell piece normal, if find not meet normal battery sheet data standard, then substandard products indicator light lights, and this cell piece needs to be isolated; If find that the data of test are abnormal especially, indicator light of so resurveying lights, and this cell piece needs to reenter test, to determine certified products or substandard products further; The criterion of certified products, substandard products according to the area of cell piece and specification different, arranged in test station machine in advance;
(5) analysis and Control process: after testing this sheet cell piece, hydraulic controller controls faller gill and rises, and testing needle is away from cell piece; According to test data, test station manipulator by cell piece automatic classification in the different bearer box in bearing system; Lower a slice battery enters test;
(6) tested: after all test jobs are completed, closed xenon lamp; Carry out the sanitary work at the position such as faller gill, support chamber, and the data copy in test station machine is gone out to analyze, close test control system, end-of-job.
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| CN112701063A (en) * | 2020-12-07 | 2021-04-23 | 中国电子科技集团公司第十八研究所 | Thin film flexible solar cell string test matching system and test matching method thereof |
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