CN102175959A - Device and method for detecting damage and aging of battery plate of solar photovoltaic battery module matrix - Google Patents
Device and method for detecting damage and aging of battery plate of solar photovoltaic battery module matrix Download PDFInfo
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- CN102175959A CN102175959A CN2011100207145A CN201110020714A CN102175959A CN 102175959 A CN102175959 A CN 102175959A CN 2011100207145 A CN2011100207145 A CN 2011100207145A CN 201110020714 A CN201110020714 A CN 201110020714A CN 102175959 A CN102175959 A CN 102175959A
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- light source
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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
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Abstract
A device for detecting the damage and aging of a battery plate of a solar photovoltaic battery module matrix is characterized in that a universal coupling base is fixedly connected with the top end of a tripod; a laser light source/LED light source is fixedly connected with a universal head on the top end of a universal coupling; and both poles of a large solar photovoltaic battery module matrix are connected with both poles of a digital voltmeter. The detection method comprises the following steps: aligning the laser light source/LED light source to one solar battery plate at night; measuring the output voltage of the large solar photovoltaic battery module matrix at the moment; comparing the measurement value with the factory preset standard open voltage of the solar battery plate; determining that the solar battery plate is damaged if the output voltage is zero, and recording the position; determining that the solar battery plate has no damages and aging if the output voltage is equal to or larger than 95% of the factory preset standard open voltage of the solar battery plate, determining that the solar battery plate is aged to different degrees if the output voltage is smaller than 95% of the factory preset standard open voltage of the solar battery plate; and detecting the battery plates one by one to obtain the final result. The device has a simple structure and a correct detection result, and is convenient in operation.
Description
Technical field
The present invention relates to a kind of pick-up unit and detection method that large solar photovoltaic battery component matrix battery sheet damages, wears out that be used for, belong to solar photovoltaic cell panel and survey the damage technical field.
Background technology
Human society is in instantly from high-carbon economy to the low-carbon economy process of transition.The energy is the primary precondition of modern humans's social development, and sun power is inexhaustible, is the first-selection of environment not being had the novel renewable energy of any pollution.Making full use of sun power is to solve the future source of energy shortage, and the protection environment reduces the release greenhouse gases, prevents the effective way of global warming.Effective utilization of sun power will be performed meritorious deeds never to be obliterated in transformation process.2000 to 2008, the output annual average compound growth rate of global solar battery was about 47%, 2008 annual production and reaches 6.4GW, and 2009 annual production reach 10.5GW, and photovoltaic industry expansion in 2010 will be carried out.
Sun power is subjected to people's attention day by day as a kind of very important regenerative resource, and photovoltaic generation is the main mode that present sun power utilizes.And solar cell is the critical piece of photovoltaic generation, but because solar cell there are differences in process of production, so their aging speed is often inconsistent, add and be subjected to blocking of different influence of intensity of sunshine and shade, be easy to take place the hot spot phenomenon, cause a slice or several solar battery sheets in the photovoltaic array to shift to an earlier date end-of-life.In the encapsulation transportation of large solar photovoltaic battery component,, misoperation damages owing to also can causing certain a slice or a few solar battery sheets, if untimely maintenance and replacing, in the process of using, can cause the damage of other solar battery sheets, and have a strong impact on the output efficiency of photo-voltaic power generation station.Therefore, damage and the aging detection for solar battery sheet becomes very necessary.But up to the present do not see relevant for photovoltaic cell damage and the detection system that wears out and the concrete bibliographical information of detection method.
Summary of the invention
The invention discloses the battery sheet damages, wears out in a kind of solar photovoltaic battery component matrix pick-up unit and detection method, its purpose is to adapt to the needs of development of new techniques, for photovoltaic cell group quality, damage, aging detection provide a kind of simple in structure, easy to operate, the methodological science practicality, can in few time of trying one's best, obtain correct testing result, for the photovoltaic cell quality testing of power large-scale electric generating station provides important evidence.
The pick-up unit that the battery sheet damages, wears out in a kind of solar photovoltaic battery component matrix, comprise: LASER Light Source/led light source, tripod, Hooks coupling universal coupling and digital voltmeter, the solar photovoltaic battery component matrix is fixed on the support, it is characterized in that: the base of described tripod top and Hooks coupling universal coupling is affixed, the Universal-head on LASER Light Source/led light source and Hooks coupling universal coupling top is affixed, and the two poles of the earth of described large solar photovoltaic battery component matrix are connected with digital voltmeter the two poles of the earth respectively.
The battery sheet damages in the solar photovoltaic battery component matrix, aging detection method: it is characterized in that: under the night environment, a slice solar battery sheet with a solar photovoltaic battery component in LASER Light Source/led light source alignment light photovoltaic cell components matrix, open LASER Light Source/led light source, measure the output voltage values of large solar photovoltaic battery component matrix this moment, and with the contrast of the standard of the dispatching from the factory open-circuit voltage values of this measured value and solar battery sheet, output voltage is that zero this solar battery sheet that explanation is scanned has damaged, note the position of this sheet photovoltaic cell, if output voltage values reaches a slice solar battery sheet more than 95% of standard open-circuit voltage values that dispatches from the factory, illustrate that then this solar battery sheet does not have damage, catabiosis is considered as in various degree aging less than 95%; And piecewise solar battery sheet is continued to do above-mentioned detection according to this, and finish until all solar photovoltaic battery component detections, draw the quantity and the position of all solar battery sheets that damage, wear out in this large solar photovoltaic battery component matrix at last.
Single solar photovoltaic battery component of the present invention is formed whole through the array group merging by the encapsulation of grid serial or parallel connection by a plurality of solar battery sheets.
Large solar photovoltaic battery component matrix of the present invention is to be combined through arranged by a plurality of solar photovoltaic battery components.
LASER Light Source/led light source of the present invention is used for providing light stable to shine to photovoltaic cell; Hooks coupling universal coupling is used to control LASER Light Source/led light source with arbitrarily angled shoot laser; Digital voltmeter is used to detect the output voltage of large solar photovoltaic battery component matrix.
The Hooks coupling universal coupling that the present invention connects on A-frame is carrying LASER Light Source/led light source, simple in structure, rotate freely, easy to operate, the methodological science practicality, can in few time of trying one's best, obtain correct testing result, for the photovoltaic cell quality testing of power large-scale electric generating station provides important evidence.
Description of drawings
Fig. 1 is the whole syndeton synoptic diagram of pick-up unit and large solar photovoltaic battery matrix;
Fig. 2 is the universal joint structure synoptic diagram.
1. tripod, 2. Hooks coupling universal coupling, 3. LASER Light Source or led light source, 4. solar battery sheet, 5. support, 6. digital voltmeter, 7. solar photovoltaic battery component matrix, 8. Universal-head, 9. universal shaft, 10. Hooks coupling universal coupling base.
Embodiment
Below in conjunction with drawings and Examples the present invention is done and to describe in further detail.
The pick-up unit that the battery sheet damages, wears out in a kind of solar photovoltaic battery component matrix, as shown in Figure 1, comprise: LASER Light Source/led light source 3, tripod 1, Hooks coupling universal coupling 2 and digital voltmeter 6, the solar photovoltaic battery component matrix is fixed on the support 5, it is characterized in that: described tripod 1 top and Hooks coupling universal coupling base 10 are affixed, LASER Light Source/led light source 3 is affixed with Universal-head 8, and the two poles of the earth of described large solar photovoltaic battery component matrix are connected with the two poles of the earth of digital voltmeter 6 respectively.
The battery sheet damages in the solar photovoltaic battery component matrix, aging detection method: under the night environment, a slice solar battery sheet 4 with a solar photovoltaic battery component in LASER Light Source/led light source 3 alignment light photovoltaic cell components matrixes, open LASER Light Source/led light source 3, measure the output voltage values of large solar photovoltaic battery component matrix this moment, and with the contrast of the standard of the dispatching from the factory open-circuit voltage values of this measured value and a slice solar battery sheet, if the output voltage of actual measurement is zero, illustrate that then this solar battery sheet that is scanned has damaged, note the position of this sheet, if output voltage values reaches a slice solar battery sheet more than 95% of standard open-circuit voltage values that dispatches from the factory, illustrating then that this solar battery sheet does not have damages and catabiosis, is considered as in various degree aging less than 95%; And piecewise solar battery sheet is continued to do above-mentioned detection according to this, and finish until all solar photovoltaic battery component detections, draw the quantity and the position of all solar battery sheets that damage, wear out in this large solar photovoltaic battery component matrix at last.
Claims (2)
- In the solar photovoltaic battery component matrix battery sheet damage, aging pick-up unit, comprise: LASER Light Source/led light source, tripod, Hooks coupling universal coupling and digital voltmeter, it is characterized in that: the base of described tripod top and Hooks coupling universal coupling is affixed, the Universal-head on LASER Light Source/led light source and Hooks coupling universal coupling top is affixed, and the two poles of the earth of described large solar photovoltaic battery component matrix are connected with digital voltmeter the two poles of the earth respectively.
- 2. the battery sheet damages in the solar photovoltaic battery component matrix according to claim 1, the detection method of aging pick-up unit: it is characterized in that: under the night environment, a slice solar battery sheet with a solar photovoltaic battery component in LASER Light Source/led light source alignment light photovoltaic cell components matrix, open LASER Light Source/led light source, measure the output voltage values of large solar photovoltaic battery component matrix this moment, and with the contrast of the standard of the dispatching from the factory open-circuit voltage values of this measured value and solar battery sheet, output voltage is that zero this solar battery sheet that explanation is scanned has damaged, note the position of this solar battery sheet, if output voltage values reaches a slice solar battery sheet more than 95% of standard open-circuit voltage values that dispatches from the factory, illustrate that then this solar battery sheet does not have damage, catabiosis is considered as in various degree aging less than 95%; And piecewise solar battery sheet is continued to do above-mentioned detection according to this, and finish until all solar photovoltaic battery component detections, draw the quantity and the position of all solar battery sheets that damage, wear out in this large solar photovoltaic battery component matrix at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100207145A CN102175959A (en) | 2011-01-18 | 2011-01-18 | Device and method for detecting damage and aging of battery plate of solar photovoltaic battery module matrix |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100207145A CN102175959A (en) | 2011-01-18 | 2011-01-18 | Device and method for detecting damage and aging of battery plate of solar photovoltaic battery module matrix |
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| CN102175959A true CN102175959A (en) | 2011-09-07 |
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| CN2011100207145A Pending CN102175959A (en) | 2011-01-18 | 2011-01-18 | Device and method for detecting damage and aging of battery plate of solar photovoltaic battery module matrix |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628920A (en) * | 2012-04-22 | 2012-08-08 | 成都聚合科技有限公司 | Testing device for concentrating photovoltaic photoelectric conversion receiving general-purpose module with heat sink |
| CN103713247A (en) * | 2012-10-04 | 2014-04-09 | 正峰新能源股份有限公司 | Method for detecting service life of solar module |
| CN110567866A (en) * | 2019-09-20 | 2019-12-13 | 浙江晶科能源有限公司 | photovoltaic module aging test system and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301409A (en) * | 1978-06-06 | 1981-11-17 | California Institute Of Technology | Solar cell anomaly detection method and apparatus |
| CN2366866Y (en) * | 1998-12-02 | 2000-03-01 | 刘小麟 | Metallic hose type universal turret |
| US6189845B1 (en) * | 1999-03-05 | 2001-02-20 | Amy Chen | Tripod |
| CN200968978Y (en) * | 2006-10-24 | 2007-10-31 | 曹文瑞 | Movable dark box solar cell detector |
| CN101598763A (en) * | 2008-06-06 | 2009-12-09 | 上海太阳能科技有限公司 | The proving installation of small-size solar cell slice |
-
2011
- 2011-01-18 CN CN2011100207145A patent/CN102175959A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301409A (en) * | 1978-06-06 | 1981-11-17 | California Institute Of Technology | Solar cell anomaly detection method and apparatus |
| CN2366866Y (en) * | 1998-12-02 | 2000-03-01 | 刘小麟 | Metallic hose type universal turret |
| US6189845B1 (en) * | 1999-03-05 | 2001-02-20 | Amy Chen | Tripod |
| CN200968978Y (en) * | 2006-10-24 | 2007-10-31 | 曹文瑞 | Movable dark box solar cell detector |
| CN101598763A (en) * | 2008-06-06 | 2009-12-09 | 上海太阳能科技有限公司 | The proving installation of small-size solar cell slice |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628920A (en) * | 2012-04-22 | 2012-08-08 | 成都聚合科技有限公司 | Testing device for concentrating photovoltaic photoelectric conversion receiving general-purpose module with heat sink |
| CN103713247A (en) * | 2012-10-04 | 2014-04-09 | 正峰新能源股份有限公司 | Method for detecting service life of solar module |
| CN110567866A (en) * | 2019-09-20 | 2019-12-13 | 浙江晶科能源有限公司 | photovoltaic module aging test system and method |
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Application publication date: 20110907 |