CN101452047B - Performance degradation in-situ measurement system and measurement method for solar cell under condition of vacuum particle irradiation - Google Patents
Performance degradation in-situ measurement system and measurement method for solar cell under condition of vacuum particle irradiation Download PDFInfo
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- CN101452047B CN101452047B CN2007101951979A CN200710195197A CN101452047B CN 101452047 B CN101452047 B CN 101452047B CN 2007101951979 A CN2007101951979 A CN 2007101951979A CN 200710195197 A CN200710195197 A CN 200710195197A CN 101452047 B CN101452047 B CN 101452047B
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Abstract
The present invention provides an in-situ measuring system for measuring the capability degeneration of solar cell, wherein the in-situ measuring system comprises a target chamber unit and a capability measuring unit. The target chamber unit comprises a vacuum chamber, a sample platform, a sample platform moving device, an optical glass window and a radiation source termination flange. The sample platform and the sample platform moving device are installed at the central part of vacuum chamber. The base of vacuum chamber is provided with the optical glass window. The upper part of vacuum chamber is provided with the radiation source termination flange. The vacuum chamber is connected with the radiation source through the termination flange. The capability measuring unit comprises a computer control system, an electric signal measuring and collecting system and a solar simulator. The computer control system alternates with the electric signal measuring and collecting system and is simultaneously connected to the solar energy simulator electrically. The electric signal measuring and collecting system is electrically connected with a sample in the vacuum chamber and measures the battery capability of solar battery. The system according to the invention does not require taking the solar battery out in the radiation process, and overcomes the measuring error which is caused by the capability change of solar battery in the storing process in ectopic measuring process.
Description
Technical field
The invention belongs to the field tests of solar cell properties, specifically, the present invention relates to a kind of measuring system that solar cell properties is degenerated in condition of vacuum particle irradiation and utilize this device to carry out measuring method for measuring.
Background technology
At present, estimate performance (open-circuit voltage, short-circuit current, peak power output etc.) the measuring method that degenerate case adopted of solar cell in condition of vacuum particle irradiation, be that solar cell is put into radiation environment, at set intervals, stop irradiation, take out solar cell, measure its performance parameter, then solar cell is reentered into and continues irradiation in the radiation environment, so just obtained the relation of solar cell properties parameter with exposure time (dosage) conversion.Perhaps once put into the polylith solar cell and carry out irradiation, take out a part of solar cell at set intervals, remaining continues irradiation, total until meeting the requirements of exposure time (dosage), so also can obtain the relation of solar cell properties parameter with exposure time (dosage) conversion.
Solar cell performance degradation method of testing has a lot of shortcomings under the present radiation environment.At first need frequent closing to open irradiation apparatus in the process of the test, pick and place sample.Waste a large amount of test periods, improved testing expenses.Secondly, solar cell irradiation finishes, and being fetched into the beginning performance measurement from vacuum needs a period of time, possibly several days time.During this period of time, Solar cell performance may change, and the possibility of result of measurement has deviation with the result that firm irradiation finishes, and causes error.
Therefore, be necessary to seek a kind of measuring system and measuring method that can truly reflect solar cell properties.
Summary of the invention
The objective of the invention is to overcome the shortcoming of past solar cell properties degeneration measuring method under condition of vacuum particle irradiation, thereby propose the in-situ measuring method that a kind of solar cell properties is degenerated.This measuring method is using in the space environment simulation test at home, in solar cell irradiation process, need not from vacuum, to take out sample, and can directly measure Solar cell performance, thereby increase substantially precision of test result and reliability, saved a large amount of test periods and funds.
Another object of the present invention is to provide a kind of in-situ measurement system of solar cell properties degeneration, this system can measure the degeneration of solar cell properties accurately, reliably.
To achieve these goals, the present invention has adopted following technical solution:
The in-situ measurement system that solar cell properties of the present invention is degenerated mainly comprises target chamber unit and performance measurement unit; Described target chamber unit comprises vacuum chamber, sample stage and sample stage mobile device, optical windshield and irradiation bomb flange, sample stage and sample stage mobile device are arranged on the vacuum chamber middle part, the vacuum chamber bottom is provided with optical windshield, vacuum chamber top is provided with the irradiation bomb flange, and links to each other with irradiation bomb by flange; Described performance measurement unit comprises computer control system, electrical signal collection measuring system and solar simulator, computer control system and electrical signal collection measuring system are carried out alternately, and be electrically connected on the solar simulator simultaneously, the electrical signal collection measuring system is electrically connected on the interior sample of vacuum chamber, and measures the battery performance of solar cell; Wherein the solar simulator correspondence of performance measurement unit is arranged at the optical windshield below of vacuum chamber bottom and light is seen through.
Further, described optical glass is preferably quartz glass; Described irradiation bomb is a particle accelerator, preferred proton precessional magnetometer or electron accelerator.
Further, described target chamber unit further can be provided with the beam monitoring device of monitoring irradiation particle beam.
Further, described sample stage can translation or rotary sample; Described sample stage mobile device can be as required with the sample on the sample stage from moving to over against silica glass window over against irradiation bomb.
Further, described computer control system is used for sending measuring-signal to the electrical signal collection measuring system, and handles the data-signal that the electrical signal collection measuring system is imported into, measurement result is presented with friendly interface again; Described solar simulator is used for the sunshine of virtual space.
Further, described electrical signal collection measuring system is used for regulating the electric loading of solar cell and gathers the current and voltage signals of solar cell in illumination.
The in-situ measuring method that solar cell properties of the present invention is degenerated may further comprise the steps:
1) solar cell is arranged on the sample stage of vacuum chamber and, vacuumizes again over against the direction of irradiation bomb;
2) reach the environment of testing requirements after, the beginning irradiation;
3) behind a certain dosage of radiation, by the sample stage mobile device solar cell is moved to zone over against silica glass window, and solar simulator and the vacuum chamber that carries out vacuum particle irradiation test joined, so that the light that solar simulator sends shines on the sample of vacuum chamber by optical windshield;
4) send the trigger pip of measurement to the electrical signal collection measuring system by computer control system, and make solar simulator send the sunshine of simulation, the electrical signal collection measuring system begins the survey record data simultaneously, and the result fed back to computer control system, after the machine control system is handled as calculated again, draw the parameter of solar cell properties.
The advantage of solar cell properties degeneration in-situ measuring method of the present invention is, in the irradiation process, do not need to take out solar cell, overcome in the past dystopy measuring process measuring error that the performance change that produces owing to solar cell brings in depositing process.Simultaneously, because in site measurement, only need small amount of sample, once pick and place sample and just can finish solar cell performance measurement, saved test period and funds a plurality of dose points place in the irradiation process.
Description of drawings
Fig. 1 is the synoptic diagram of solar cell properties measuring system.
Wherein, 1, computer control system; 2, electrical signal collection measuring system; 3, vacuum chamber; 4, irradiation bomb flange; 5, sample stage and sample stage mobile device; 6, optical windshield; 7 solar simulators.
Embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are further described.
With reference to Fig. 1, whole system of the present invention mainly comprises target chamber unit and performance measurement unit.The target chamber unit comprises vacuum chamber (3), sample stage and sample stage mobile device (5), optical windshield (6) and irradiation bomb flange (4), sample stage and sample stage mobile device (5) are arranged on vacuum chamber (3) middle part, vacuum chamber (3) bottom is provided with optical windshield (6), vacuum chamber (3) top is provided with irradiation bomb flange (4), and links to each other with the irradiation bomb (not shown) by flange (4); Described performance measurement unit comprises computer control system (1), electrical signal collection measuring system (2) and solar simulator (7), computer control system (1) is undertaken alternately by signal wire (8) and electrical signal collection measuring system (2), and be electrically connected on the solar simulator (7) by signal wire (8) simultaneously, electrical signal collection measuring system (2) is electrically connected on the interior sample of vacuum chamber (3), and measures the battery performance of solar cell; Wherein the solar simulator of performance measurement unit (7) correspondence is arranged at optical windshield (6) below of vacuum chamber bottom and light is seen through.Optical windshield (6) is preferably silica glass window, if desired, in order to monitor the irradiation particle beam, the beam monitoring device can be set.
Sample stage is used to place sample.Thereby the removable sample stage of sample stage mobile device can move to sample the position over against optical glass window as required from the position over against irradiation bomb.
Computer control system (1) is mainly used in sends measuring-signal, and handles the data-signal that electrical signal collection measuring system (2) is imported into, and measurement result is presented with friendly interface.And solar simulator (7) is used for the sunshine of virtual space.Electrical signal collection measuring system (2) is used for regulating the electric loading of solar cell and gathers the current and voltage signals of solar cell in illumination.The in-situ measuring method of specifically measuring the solar cell performance degradation under condition of vacuum particle irradiation is as follows: solar cell being placed on the sample stage of vacuum chamber over against irradiation bomb is particle accelerator (proton or electron accelerator) direction, and vacuumizes.After reaching the desired environment of test, beginning irradiation.After reaching a certain dosage (exposure time), utilize the sample stage mobile device that solar cell is moved to over against the optical windshield port area.Send the trigger pip of measurement by computing machine, solar simulator sends simulated solar irradiation, and simultaneously the electrical signal collection measuring system comes into operation, and gives computing machine with the data transmission of gathering and after machine is handled as calculated, the solar cell properties parameter is shown.
After measuring solar cell properties, utilize the sample stage mobile device that sample is moved to over against the irradiation bomb direction, continue irradiation test.Utilize the method for this on-line measurement, in the irradiation process, do not need to take out solar cell, overcome the shortcoming of past measurement method.
Although above the specific embodiment of the present invention is described in detail and is illustrated; but what should indicate is; those skilled in the art can carry out various equivalences to above-mentioned embodiment according to spirit of the present invention and change and modification; the function that it produced all should be within protection scope of the present invention when not exceeding spiritual that instructions and accompanying drawing contain.
Claims (10)
1. the in-situ measurement system that solar cell properties is degenerated mainly comprises target chamber unit and performance measurement unit; Described target chamber unit comprises vacuum chamber (3), sample stage and sample stage mobile device (5), optical windshield (6) and irradiation bomb flange (4), sample stage and sample stage mobile device (5) are arranged on vacuum chamber (3) middle part, vacuum chamber (3) bottom is provided with optical windshield (6), vacuum chamber (3) top is provided with irradiation bomb flange (4), and links to each other with irradiation bomb by flange (4); Described performance measurement unit comprises computer control system (1), electrical signal collection measuring system (2) and solar simulator (7), computer control system (1) is carried out alternately with electrical signal collection measuring system (2), and be electrically connected to simultaneously on the solar simulator (7), electrical signal collection measuring system (2) is electrically connected on the interior sample of vacuum chamber (3), and measures the battery performance of solar cell; Wherein, the solar simulator of performance measurement unit (7) correspondence is arranged at optical windshield (6) below of vacuum chamber (3) bottom and light is seen through.
2. the system as claimed in claim 1 is characterized in that, described optical windshield is a quartz window.
3. the system as claimed in claim 1 is characterized in that, described irradiation bomb is a particle accelerator.
4. the system as claimed in claim 1 is characterized in that, described sample stage can translation or rotary sample;
5. system as claimed in claim 2 is characterized in that, described sample stage mobile device can be as required with the sample on the sample stage from moving to over against silica glass window over against irradiation bomb.
6. as each described system of claim 1-5, it is characterized in that described target chamber unit further is provided with the beam monitoring device of monitoring irradiation particle beam.
7. as each described system of claim 1-5, it is characterized in that, described computer control system is used for sending measuring-signal to the electrical signal collection measuring system, and handles the data-signal that the electrical signal collection measuring system is imported into, measurement result is presented with friendly interface again.
8. as each described system of claim 1-5, it is characterized in that described solar simulator is used for the sunshine of virtual space.
9. as each described system of claim 1-5, it is characterized in that described electrical signal collection measuring system is used for regulating the electric loading of solar cell and gathers the current and voltage signals of solar cell in illumination.
10. the solar cell properties in-situ measuring method of degenerating may further comprise the steps:
1) solar cell is arranged on the sample stage of vacuum chamber and, vacuumizes again over against the direction of irradiation bomb;
2) reach the environment of testing requirements after, the beginning irradiation;
3) behind a certain dosage of radiation, by the sample stage mobile device solar cell is moved to zone over against optical glass window, and solar simulator and the vacuum chamber that carries out vacuum particle irradiation test joined, so that the light that solar simulator sends shines on the sample of vacuum chamber by optical windshield;
4) send the trigger pip of measurement to the electrical signal collection measuring system by computer control system, and make solar simulator send the sunshine of simulation, the electrical signal collection measuring system begins the survey record data simultaneously, and the result fed back to computer control system, after the machine control system is handled as calculated again, draw the parameter of solar cell properties.
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| CN2007101951979A CN101452047B (en) | 2007-12-04 | 2007-12-04 | Performance degradation in-situ measurement system and measurement method for solar cell under condition of vacuum particle irradiation |
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| CN2007101951979A CN101452047B (en) | 2007-12-04 | 2007-12-04 | Performance degradation in-situ measurement system and measurement method for solar cell under condition of vacuum particle irradiation |
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| CN101452047B true CN101452047B (en) | 2011-06-08 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788472B (en) * | 2010-02-05 | 2012-05-23 | 北京航空航天大学 | Measuring method of solar cell protective coating optical transmittance |
| CN101799489B (en) * | 2010-02-26 | 2014-09-10 | 常州亿晶光电科技有限公司 | Equipment for testing attenuation of solar cell |
| CN102393503B (en) * | 2011-11-14 | 2013-12-04 | 北京航空航天大学 | GaAs solar energy cell performance degeneration prediction method in space environment |
| CN102539631A (en) * | 2011-12-19 | 2012-07-04 | 北京卫星环境工程研究所 | Multifunctional space environment effect detecting device |
| CN102706791A (en) * | 2012-05-10 | 2012-10-03 | 清华大学 | Stimulated device for small low earth orbit space environment |
| CN102798878B (en) * | 2012-07-26 | 2015-04-08 | 北京卫星环境工程研究所 | Flight test device for detecting space radiation environment using solar battery chip, and method thereof |
| CN106353622B (en) * | 2016-10-19 | 2019-02-19 | 哈尔滨工业大学 | Change the home position testing method of electronic component high-energy electron irradiation effect under the conditions of temperature based on ar gas environment |
| CN106569055A (en) * | 2016-10-19 | 2017-04-19 | 哈尔滨工业大学 | Electronic material and device heat cycle and charged particle irradiation combined environment test method |
| CN107192958B (en) * | 2017-05-26 | 2019-08-06 | 上海空间电源研究所 | Test method for the failure of solar battery array hot vacuum environment |
| CN109580884A (en) * | 2018-12-18 | 2019-04-05 | 哈尔滨工业大学 | The multifactor environmental grounds simulation in space and in-situ study test cabin device |
| CN111659474A (en) * | 2020-05-19 | 2020-09-15 | 上海卫星装备研究所 | Multi-energy electron proton and solar radiation comprehensive environment simulation system |
Citations (1)
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| CN1601762A (en) * | 2004-08-23 | 2005-03-30 | 云南半导体器件厂 | Sucker type test platform controller for solar cell and its method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601762A (en) * | 2004-08-23 | 2005-03-30 | 云南半导体器件厂 | Sucker type test platform controller for solar cell and its method |
Non-Patent Citations (3)
| Title |
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| JP特开2003-234489A 2003.08.22 |
| 赵慧杰 等.质子辐射下GaAs/Ge太阳电池的性能退化.《电源技术》.2007,第31卷(第10期),819-822. |
| 赵慧杰等.质子辐射下GaAs/Ge太阳电池的性能退化.《电源技术》.2007,第31卷(第10期),819-822. * |
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Application publication date: 20090610 Assignee: Beijing Xiangyu Spatial Technology Inc Assignor: Beijing Satellite Environment Engineering Research Institute Contract record no.: 2012110000184 Denomination of invention: Performance degradation in-situ measurement system and measurement method for solar cell under condition of vacuum particle irradiation Granted publication date: 20110608 License type: Exclusive License Record date: 20121218 |
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