CN107332512B - Solar cell module testing device and method - Google Patents
Solar cell module testing device and method Download PDFInfo
- Publication number
- CN107332512B CN107332512B CN201710579822.3A CN201710579822A CN107332512B CN 107332512 B CN107332512 B CN 107332512B CN 201710579822 A CN201710579822 A CN 201710579822A CN 107332512 B CN107332512 B CN 107332512B
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- solar cell
- cell module
- contact piece
- testing
- test base
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- 238000012360 testing method Methods 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 title description 6
- 239000000523 sample Substances 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 description 5
- 238000010998 test method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
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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 the technical field of solar cells, in particular to a testing device and a testing method for a solar cell module, wherein the testing device comprises two double-hole plugs, four contact pieces, four testing bases, a rated current source and a voltmeter, the two double-hole plugs are respectively connected to positive and negative electrodes of the solar cell module, the first contact piece and the second contact piece are respectively and electrically connected with the first double-hole plug in an inserting mode, the third contact piece and the fourth contact piece are respectively and electrically connected with the second double-hole plug in an inserting mode, the first testing base and the third testing base are respectively connected to two ends of the voltmeter, the second testing base and the fourth testing base are respectively connected to two ends of the rated current source, a plurality of rows of probes are arranged on the four testing bases, and the four testing bases are respectively and electrically connected with the four contact pieces through the probes. The solar cell module testing device has higher testing accuracy.
Description
Technical Field
The invention relates to the technical field of solar cells, in particular to a device and a method for testing a solar cell module.
Background
The prior art solar cell module testing device mainly comprises two contact pieces respectively connected to the positive electrode and the negative electrode of the module, two testing bases respectively electrically connected with the two contact pieces, a rated current source connected with the two testing bases and a voltmeter connected with the two testing bases, but the following problems exist when the testing device is adopted for testing:
(1) During testing, since the current and voltage are tested together, the resistance of the wires on the measurement lines may be added to the solar module, which results in inaccurate testing;
(2) Because the contact piece and the test base need good surface contact, the requirement on flatness is high, namely, the contact resistance can be increased only by slight unevenness in the use process, and the test accuracy is low.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the device and the method for testing the solar cell module are high in testing accuracy.
The technical scheme adopted by the invention is as follows: the utility model provides a solar module testing arrangement, it includes first diplopore plug, second diplopore plug, first contact piece, second contact piece, third contact piece, fourth contact piece, first test base, second test base, third test base, fourth test base, rated current source and voltmeter, first diplopore plug and second diplopore plug are connected respectively on solar module's positive and negative electrode, first contact piece and second contact piece are pegged graft the electricity with first diplopore plug respectively and are connected, third contact piece and fourth contact piece are pegged graft the electricity with the second diplopore plug respectively and are connected, first test base and third test base are connected respectively at the both ends of voltmeter, second test base and fourth test base are connected respectively at rated current source's both ends, just all be equipped with the multirow probe on first test base, second test base, third test base and the fourth test base, just all pass through first contact piece, third contact piece and fourth contact piece and are connected respectively.
The first test base, the second test base, the third test base and the fourth test base are all fixed on the test bench, the first contact piece, the second contact piece, the third contact piece and the fourth contact piece are all fixed on the solar cell module, and the solar cell module testing device further comprises a controller, a manipulator used for grabbing the solar cell module and placing the solar cell module on a proper position of the test bench, and a detection device used for detecting whether the solar cell module is placed on the proper position, and the manipulator, the detection device, the rated current source and the voltmeter are all electrically connected with the controller.
The probe is an elastic probe.
A method of testing a solar cell module, comprising the steps of:
(1) Connecting the two double-hole plugs to the positive electrode and the negative electrode of the solar cell module, then inserting the four contact pieces to the two double-hole plugs, and fixing the four contact pieces at corresponding positions of the solar cell module;
(2) The controller controls the manipulator to work so as to place the solar cell module at a proper position of the test bench;
(3) The detection device detects whether the placement position of the solar cell module is accurate, if so, the next step is skipped, if not, the controller controls the manipulator to place the solar cell module again until the detection device detects that the placement position of the solar cell module is accurate, and then the next step is skipped;
(4) And the controller controls the rated current source and the voltmeter to work and measures the power of the solar cell module.
Compared with the prior art, the structure and the method have the following advantages: the four-terminal test replaces the original two-terminal test, so that the voltage and the current are independently tested, the interference of the lead resistance can be effectively eliminated, and because the double-hole plug is adopted, each contact piece is not required to be connected to the anode and the cathode of the solar cell module, the wiring is also convenient; the test base is provided with the plurality of rows of probes, so that surface contact is not needed between the test base and the contact piece, only point contact is needed between the probes and the contact piece, the requirement on flatness is low, namely poor contact is not easy to occur between the probes and the contact piece, and the situation of large contact resistance is caused; the solar cell module is placed on the test bench for testing through the manipulator, so that the placement efficiency is high, the placement accuracy is high, and the detection device is further arranged, so that the placement accuracy of the test is high, and the test accuracy is further high; moreover, the probes are elastic, so that the probes are not easy to damage when placed, and when the elastic probes are used, the multiple rows of probes can be better contacted with the contact piece, so that the contact effect is better, and the accuracy of the test is higher.
Drawings
Fig. 1 is a schematic diagram of a testing apparatus for a solar cell module according to the present invention.
As shown in the figure: 1. a first double-hole plug; 2. a second double-hole plug; 3. a first contact piece; 4. a second contact piece; 5. a third contact piece; 6. a fourth contact piece; 7. a first test base; 8. a second test base; 9. a third test base; 10. a fourth test base; 11. and (3) a probe.
Detailed Description
The present invention will be further described with reference to the drawings and the embodiments, but the present invention is not limited to the following embodiments.
The utility model provides a solar module testing arrangement, it includes first diplopore plug 1, second diplopore plug 2, first contact piece 3, second contact piece 4, third contact piece 5, fourth contact piece 6, first test base 7, second test base 8, third test base 9, fourth test base 10, rated current source and voltmeter, first diplopore plug 1 and second diplopore plug 2 are connected respectively on solar module's positive and negative electrode, first contact piece 3 and second contact piece 4 are pegged graft the electricity with first diplopore plug 1 respectively and are connected, third contact piece 5 and fourth contact piece 6 are pegged graft the electricity with second diplopore plug 2 respectively and are connected, first test base 7 and third test base 9 are connected respectively at the both ends of voltmeter, second test base 8 and fourth test base 10 are connected respectively at the both ends of rated current source, just all be equipped with 11 on first test base 7, second test base 8, third test base 9 and the fourth test base 10, and the fourth test base 7, and third test base 9 are equipped with the multirow probe 11, and third test base 7, fourth test base 10 and fourth contact piece 4 are all pegged graft the electricity with second contact piece 2 respectively.
The first test base 7, the second test base 8, the third test base 9 and the fourth test base 10 are all fixed on the test bench, the first contact piece 3, the second contact piece 4, the third contact piece 5 and the fourth contact piece 6 are all fixed on the solar cell module, and the device further comprises a controller, a manipulator for grabbing the solar cell module and placing the solar cell module on a proper position of the test bench, and a detection device for detecting whether the solar cell module is placed on the proper position, wherein the manipulator, the detection device, a rated current source and a voltmeter are all electrically connected with the controller.
The probe 11 is an elastic probe.
A method of testing a solar cell module, comprising the steps of:
(1) Connecting the two double-hole plugs to the positive electrode and the negative electrode of the solar cell module, then inserting the four contact pieces to the two double-hole plugs, and fixing the four contact pieces at corresponding positions of the solar cell module;
(2) The controller controls the manipulator to work so as to place the solar cell module at a proper position of the test bench;
(3) The detection device detects whether the placement position of the solar cell module is accurate, if so, the next step is skipped, if not, the controller controls the manipulator to place the solar cell module again until the detection device detects that the placement position of the solar cell module is accurate, and then the next step is skipped;
(4) And the controller controls the rated current source and the voltmeter to work and measures the power of the solar cell module.
Claims (4)
1. The utility model provides a solar module testing arrangement which characterized in that: the solar cell module comprises a first double-hole plug (1), a second double-hole plug (2), a first contact piece (3), a second contact piece (4), a third contact piece (5), a fourth contact piece (6), a first test base (7), a second test base (8), a third test base (9), a fourth test base (10), a rated current source and a voltmeter, wherein the first double-hole plug (1) and the second double-hole plug (2) are respectively connected to positive and negative electrodes of a solar cell module, the first contact piece (3) and the second contact piece (4) are respectively and electrically connected with the first double-hole plug (1) in a plugging manner, the third contact piece (5) and the fourth contact piece (6) are respectively and electrically connected with the second double-hole plug (2) in a plugging manner, the first test base (7) and the third test base (9) are respectively connected to two ends of the voltmeter, the second test base (8) and the fourth test base (10) are respectively connected to two ends of the current source, the first test base (7), the second test base (8) and the fourth test base (10) are respectively connected to the two ends of the rated current source, and the first test base (7), the second test base (8) and the fourth test base (9) are respectively provided with the rated test base (8) and the fourth test base (8) The third test base (9) and the fourth test base (10) are respectively and electrically connected with the first contact piece (3), the second contact piece (4), the third contact piece (5) and the fourth contact piece (6) through probes (11).
2. The solar cell module testing apparatus according to claim 1, wherein: the solar cell testing device comprises a first testing base (7), a second testing base (8), a third testing base (9) and a fourth testing base (10), wherein the first testing base, the second testing base, the third testing base and the fourth testing base (10) are all fixed on a testing table, a first contact piece (3), a second contact piece (4), a third contact piece (5) and a fourth contact piece (6) are all fixed on a solar cell module, and the solar cell testing device further comprises a controller, a manipulator used for grabbing the solar cell module and placing the solar cell module on a proper position of the testing table, and a detection device used for detecting whether the solar cell module is placed on the proper position or not, and the manipulator, the detection device, a rated current source and a voltmeter are all electrically connected with the controller.
3. The solar cell module testing apparatus according to claim 1, wherein: the probe (11) is an elastic probe.
4. The testing method of the solar cell module is characterized by comprising the following steps of:
(1) Connecting the two double-hole plugs to the positive electrode and the negative electrode of the solar cell module, then inserting the four contact pieces to the two double-hole plugs, and fixing the four contact pieces at corresponding positions of the solar cell module;
(2) The controller controls the manipulator to work so as to place the solar cell module at a proper position of the test bench;
(3) The detection device detects whether the placement position of the solar cell module is accurate, if so, the next step is skipped, if not, the controller controls the manipulator to place the solar cell module again until the detection device detects that the placement position of the solar cell module is accurate, and then the next step is skipped;
(4) And the controller controls the rated current source and the voltmeter to work and measures the power of the solar cell module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710579822.3A CN107332512B (en) | 2017-07-17 | 2017-07-17 | Solar cell module testing device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710579822.3A CN107332512B (en) | 2017-07-17 | 2017-07-17 | Solar cell module testing device and method |
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| Publication Number | Publication Date |
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| CN107332512A CN107332512A (en) | 2017-11-07 |
| CN107332512B true CN107332512B (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710579822.3A Active CN107332512B (en) | 2017-07-17 | 2017-07-17 | Solar cell module testing device and method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN217181168U (en) * | 2022-01-07 | 2022-08-12 | 宁德时代新能源科技股份有限公司 | Battery test assembly, battery assembly, charging assembly and electric equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006056585A1 (en) * | 2006-11-29 | 2008-06-05 | Dr. Johannes Heidenhain Gmbh | Power measuring device for measuring optical output power of light at light conductor, has photovoltaic cell designed and arranged to detect light withdrawing in socket of light conductor-plug connector |
| CN201359613Y (en) * | 2009-01-19 | 2009-12-09 | 李毅 | Test electrode jig of amorphous silicon solar battery |
| CN202025022U (en) * | 2011-03-10 | 2011-11-02 | 宁波尤利卡太阳能科技发展有限公司 | Outer case for four-probe test instrument |
| CN202548156U (en) * | 2011-12-23 | 2012-11-21 | 保定天威英利新能源有限公司 | Photovoltaic assembly power test connector |
| CN206878775U (en) * | 2017-07-17 | 2018-01-12 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar module test device |
-
2017
- 2017-07-17 CN CN201710579822.3A patent/CN107332512B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006056585A1 (en) * | 2006-11-29 | 2008-06-05 | Dr. Johannes Heidenhain Gmbh | Power measuring device for measuring optical output power of light at light conductor, has photovoltaic cell designed and arranged to detect light withdrawing in socket of light conductor-plug connector |
| CN201359613Y (en) * | 2009-01-19 | 2009-12-09 | 李毅 | Test electrode jig of amorphous silicon solar battery |
| CN202025022U (en) * | 2011-03-10 | 2011-11-02 | 宁波尤利卡太阳能科技发展有限公司 | Outer case for four-probe test instrument |
| CN202548156U (en) * | 2011-12-23 | 2012-11-21 | 保定天威英利新能源有限公司 | Photovoltaic assembly power test connector |
| CN206878775U (en) * | 2017-07-17 | 2018-01-12 | 宁波尤利卡太阳能科技发展有限公司 | A kind of solar module test device |
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| CN107332512A (en) | 2017-11-07 |
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Address after: No. 181-197, Shanshan Road, Wangchun Industrial Park, Haishu District, Ningbo City, Zhejiang Province, 315177 Applicant after: Ningbo Eureka solar energy Co.,Ltd. Address before: Haishu District Zhejiang city Ningbo province 315177 Wang Shanshan Lu Chun Industrial Park No. 181 Applicant before: NINGBO ULICA SOLAR TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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