CN113131866B - Test tool for load test of photovoltaic module - Google Patents
Test tool for load test of photovoltaic module Download PDFInfo
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- CN113131866B CN113131866B CN202110423820.1A CN202110423820A CN113131866B CN 113131866 B CN113131866 B CN 113131866B CN 202110423820 A CN202110423820 A CN 202110423820A CN 113131866 B CN113131866 B CN 113131866B
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- 238000012360 testing method Methods 0.000 title claims abstract description 116
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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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
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- Photovoltaic Devices (AREA)
Abstract
The invention discloses a test tool for a load test of a photovoltaic module, which belongs to the technical field of photovoltaic solar panels and comprises an equipment frame, a test mechanism arranged on the equipment frame and a fixture mechanism for fixing the photovoltaic solar panels, wherein the test mechanism comprises a plurality of test pressure heads and test pressure plates which are driven by a test driving box to lift, through holes are formed in the test pressure plates and used for the test pressure heads to pass through, a lifting support head driven by a support driving box is arranged at the bottom of the fixture mechanism, and the support head is symmetrical to the test pressure heads; still install the controller on the equipment rack, the controller include the main control unit and with the linkage drive module that the main control unit is connected, the linkage drive module is used for simultaneous control test drive case with support the drive case, make the test pressure head with support head simultaneous movement. Through test pressure head and test clamp plate test photovoltaic solar panel more meticulous, the result is also more accurate.
Description
Technical Field
The invention relates to the technical field of photovoltaic solar panels, in particular to a test tool for a load test of a photovoltaic module.
Background
The photovoltaic module is subjected to wind, rain and snow cover in the operation process, and the capability of being subjected to wind, snow or ice load at different installation angles becomes one of important factors for determining the operation safety of the photovoltaic module.
The load test is intended to determine the ability of the assembly to withstand loads, and is used to verify the ability of the assembly to withstand wind, snow or ice loads at different mounting angles, and is critical to the reliability, power attenuation and useful life of the assembly in the open air. The photovoltaic industry is rapidly developed, photovoltaic power generation is widely applied, various quality problems occur in the using process, serious economic loss is caused, and the load capacity of a photovoltaic module becomes one of key factors influencing the quality of the module.
At present popular test mode passes through the cylinder drive clamp plate, gathers the pressure signal on the clamp plate again, inspects photovoltaic solar panel's load-carrying capacity, but this mode is generally the load test who measures monoblock photovoltaic solar panel, but in the in-service use in-process, photovoltaic solar panel probably receives pressure locally, therefore traditional test mode leads to measuring result accurate enough and comprehensive, influences the measuring accuracy.
Disclosure of Invention
The invention aims to solve the problems that the photovoltaic solar panel can only be measured by a whole plate during testing, the actual use condition is not met, and the measurement precision is low, and provides the testing tool for the load test of the photovoltaic module.
The invention achieves the aim through the following technical scheme, and the test tool for the load test of the photovoltaic module comprises an equipment frame, a test mechanism and a clamp mechanism, wherein the test mechanism is arranged on the equipment frame, the clamp mechanism is used for fixing the photovoltaic solar panel, the test mechanism comprises a plurality of test pressure heads and test pressure plates, the test pressure heads are driven by a test driving box to lift, through holes are formed in the test pressure plates and used for the test pressure heads to pass through, a lifting support head driven by a support driving box is arranged at the bottom of the clamp mechanism, and the support head is symmetrical to the test pressure heads;
still install the controller on the equipment rack, the controller include the main control unit and with the linkage drive module that the main control unit is connected, the linkage drive module is used for simultaneous control test drive case with support the drive case, make the test pressure head with support head simultaneous movement.
Preferably, the first single cylinder and the pressure plate cylinder are installed inside the test driving box, wherein the output end of the first single cylinder is connected with the test pressure head, and the output end of the pressure plate cylinder is connected with the test pressure plate.
Preferably, a second single cylinder is installed inside the supporting driving box, and the output end of the second single cylinder is connected with the supporting head.
Preferably, the surfaces of the test pressure head and the support head are both provided with rubber pads.
Preferably, survey the overhead first pressure sensor of installation of pressure testing, install second pressure sensor on the test pressure plate, first pressure sensor and second pressure sensor and main control unit electric connection.
Preferably, the fixture mechanism comprises a rectangular frame structure consisting of a cross beam and a longitudinal beam, the longitudinal beam penetrates through the cross beam in a sliding manner, the two ends of the longitudinal beam are provided with limit blocks, and the limit blocks are connected with the cross beam through springs to enable the distance between the cross beam to be elastically adjusted for clamping the photovoltaic solar panel.
Preferably, the controller further comprises a control panel connected with the main control unit, an optocoupler switch and a display screen.
Compared with the prior art, the invention has the beneficial effects that:
1. the test pressing plate can carry out load test to holistic photovoltaic solar panel, and support the head and link in step with the test pressure head, can realize the load test of photovoltaic solar panel local point, test more comprehensive like this, accord with photovoltaic solar panel's in-service use condition more.
2. Can conveniently fix photovoltaic solar panel centre gripping through anchor clamps mechanism, convenience of customers's operation is used.
3. The control panel through the controller can select the test of different position, easy operation, convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of the overall device of the present invention.
FIG. 2 is a schematic view of the interior of the test drive box of the present invention.
Fig. 3 is a schematic view of the internal structure of the support driving box of the present invention.
Fig. 4 is a schematic structural view of the clamping mechanism of the present invention.
Fig. 5 is a schematic diagram of the connection structure of the internal modules of the controller according to the present invention.
In the figure: 1. the device comprises a device frame, 2, a testing mechanism, 3, a testing driving box, 4, a controller, 5, a clamp mechanism, 6, a first single cylinder, 7, a pressing plate cylinder, 8, a testing pressing plate, 9, a through hole, 10, a testing pressing head, 11, a cross beam, 12, a longitudinal beam, 13, a spring, 14, a limiting block, 15, a supporting driving box, 16, a supporting head, 17, a second single cylinder, 18 and a rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a test fixture for a photovoltaic module load test comprises an equipment frame 1, a test mechanism 2 mounted on the equipment frame 1, and a fixture mechanism 5 for fixing a photovoltaic solar panel, wherein the test mechanism 2 comprises a plurality of test press heads 10 and a test press plate 8 driven by a test driving box 3 to lift, a through hole 9 is formed on the test press plate 8, the supporting head 16 driven by the supporting driving box 15 is installed at the bottom of the fixture mechanism 5 and is lifted, the supporting head 16 is symmetrical to the testing pressure head 10, the photovoltaic solar panel is placed on the fixture mechanism 5 for clamping and fixing, the testing driving box 3 can drive the testing pressure plate 8 to descend, the method comprises the following steps that pressure is applied to the photovoltaic solar panel, in the process, a supporting driving box 15 drives all supporting heads 16 to rise, a photovoltaic solar panel supporting frame is simulated to play a supporting role, and therefore the load capacity of the whole photovoltaic solar panel is measured; test drive box 3 can drive single test pressure head 10 and descend and exert pressure to photovoltaic solar panel, and at this in-process, support drive box 15 drive and the support head 16 that single test pressure head 10 corresponds and rise, carry out the load point to photovoltaic solar panel's part and measure, through switching test pressure head 10 to each local load capacity of test photovoltaic solar panel. Still install controller 4 on equipment rack 1, controller 4 includes the master control unit and the linkage drive module who is connected with the master control unit, and linkage drive module is used for controlling test drive case 3 and support drive case 15 simultaneously, makes test pressure head 10 and support head 16 synchronous motion, controls test drive case 3 and support drive case 15 through the linkage module of controller 4, is difficult for makeing mistakes, facilitates the use.
As shown in fig. 2, a first single cylinder 6 and a pressing plate cylinder 7 are installed inside the test driving box 3, wherein an output end of the first single cylinder 6 is connected with a test pressing head 10, an output end of the pressing plate cylinder 7 is connected with a test pressing plate 8, and the linkage driving module is connected with the first single cylinder 6 and the pressing plate cylinder 7.
As shown in fig. 3, the inside of the supporting driving box 15 is provided with a second single cylinder 17, the output end of the second single cylinder 17 is connected with the supporting head 16, the linkage driving module is connected with the second single cylinder 17, the surfaces of the testing pressure head 10 and the supporting head 16 are both provided with rubber pads 18, the rubber pads 18 are used for preventing the photovoltaic solar panel from being worn, the testing pressure head 10 is provided with a first pressure sensor, the testing pressure plate 8 is provided with a second pressure sensor, the first pressure sensor and the second pressure sensor are electrically connected with the main control unit, the second pressure sensor is used for measuring the load pressure of the whole photovoltaic solar panel, and the first pressure sensor is used for measuring the load pressure of the local point of the photovoltaic solar panel.
As shown in fig. 4, the fixture mechanism 5 comprises a rectangular frame structure formed by a cross beam 11 and a longitudinal beam 12, the longitudinal beam 12 penetrates through the cross beam 11 in a sliding mode, limiting blocks 14 are arranged at two ends of the longitudinal beam 12, the limiting blocks 14 are connected with the cross beam 11 through springs 13, the distance between the cross beam 11 is adjusted elastically and used for clamping the photovoltaic solar panel, the cross beam 11 is provided with two beams, the whole fixture mechanism 5 is opened by pulling the cross beam 11 according to the principle, after the photovoltaic solar panel is placed between the cross beams 11, the springs 13 push the cross beam 11 to be close to each other, the photovoltaic solar panel is clamped, and fixing work is completed.
As shown in fig. 5, the controller 4 further includes a control panel connected to the main control unit, an optical coupling switch and a display screen, the control panel is provided with two modes, one mode is a whole measurement mode, and the other mode is a local measurement mode, in the whole measurement mode, the optical coupling switch is used to output control variables of the pressure plate cylinder 7 and all the second single cylinders 17, in the local measurement mode, the optical coupling switch is used to output control variables of the first single cylinders 6, which test pressure head 10 is selected to descend, then a corresponding button is pressed on the control panel, the designated first single cylinder 6 starts to operate, and the display screen is used to display a pressure value of the load.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The test tool for the load test of the photovoltaic module comprises an equipment frame (1), a test mechanism (2) and a fixture mechanism (5), wherein the test mechanism (2) is installed on the equipment frame (1), the fixture mechanism (5) is used for fixing a photovoltaic solar panel and is characterized in that the test mechanism (2) comprises a plurality of test pressure heads (10) and test pressure plates (8) which are driven by a test driving box (3) to lift, through holes (9) are formed in the test pressure plates (8) and used for the test pressure heads (10) to pass through, a lifting support head (16) driven by a support driving box (15) is installed at the bottom of the fixture mechanism (5), and the support head (16) is symmetrical to the test pressure heads (10);
still install controller (4) on equipment rack (1), controller (4) including the main control unit and with the linkage drive module that the main control unit is connected, linkage drive module is used for the simultaneous control test drive case (3) with support drive case (15), make test pressure head (10) with support head (16) synchronous motion.
2. The test tool for the load test of the photovoltaic module according to claim 1, wherein a first single cylinder (6) and a pressure plate cylinder (7) are installed inside the test driving box (3), wherein an output end of the first single cylinder (6) is connected with the test pressure head (10), and an output end of the pressure plate cylinder (7) is connected with the test pressure plate (8).
3. The test tool for the load test of the photovoltaic module according to claim 1, wherein a second single cylinder (17) is installed inside the support driving box (15), and an output end of the second single cylinder (17) is connected with the support head (16).
4. The test tool for the load test of the photovoltaic module according to claim 1, wherein rubber pads (18) are arranged on the surfaces of the test pressure head (10) and the support head (16).
5. The test tool for the load test of the photovoltaic module according to claim 1, wherein a first pressure sensor is mounted on the test pressure head (10), a second pressure sensor is mounted on the test pressure plate (8), and the first pressure sensor and the second pressure sensor are electrically connected with the main control unit.
6. The test tool for the load test of the photovoltaic module according to claim 1, wherein the fixture mechanism (5) comprises a rectangular frame structure consisting of a cross beam (11) and a longitudinal beam (12), the longitudinal beam (12) penetrates through the cross beam (11) in a sliding manner, two ends of the longitudinal beam (12) are respectively provided with a limiting block (14), and the limiting blocks (14) are connected with the cross beam (11) through springs (13) so that the distance between the cross beam (11) can be elastically adjusted for clamping the photovoltaic solar panel.
7. The test tool for the load test of the photovoltaic module according to claim 1, wherein the controller (4) further comprises a control panel, an optocoupler switch and a display screen, wherein the control panel is connected with the main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110423820.1A CN113131866B (en) | 2021-04-20 | 2021-04-20 | Test tool for load test of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110423820.1A CN113131866B (en) | 2021-04-20 | 2021-04-20 | Test tool for load test of photovoltaic module |
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| Publication Number | Publication Date |
|---|---|
| CN113131866A CN113131866A (en) | 2021-07-16 |
| CN113131866B true CN113131866B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110423820.1A Active CN113131866B (en) | 2021-04-20 | 2021-04-20 | Test tool for load test of photovoltaic module |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202066752U (en) * | 2011-03-03 | 2011-12-07 | 常州天合光能有限公司 | Pneumatic-type mechanical load test machine |
| KR20120014605A (en) * | 2010-08-10 | 2012-02-20 | 강성인 | Mechanical load tester of photovoltaic module |
| CN102384987A (en) * | 2010-08-27 | 2012-03-21 | 上海晨兴希姆通电子科技有限公司 | Supporting device and solar energy testing tooling including same |
| CN202281786U (en) * | 2011-10-27 | 2012-06-20 | 上海索日新能源科技有限公司 | Positioning device used for solar cell test machine |
| KR20120095014A (en) * | 2011-02-18 | 2012-08-28 | 한국에너지기술연구원 | Testing device for tensile stress and fracture characteristics of solar cell module |
| KR20160087582A (en) * | 2015-01-14 | 2016-07-22 | 엘지전자 주식회사 | Mechanical load test apparatus of solar cell module |
| CN206389330U (en) * | 2016-12-30 | 2017-08-08 | 普德光伏技术（苏州）有限公司 | A kind of many air bag photovoltaic assembly test devices |
| CN111835284A (en) * | 2020-08-19 | 2020-10-27 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Photovoltaic module mechanical load test device and automatic feeding mechanism thereof |
-
2021
- 2021-04-20 CN CN202110423820.1A patent/CN113131866B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120014605A (en) * | 2010-08-10 | 2012-02-20 | 강성인 | Mechanical load tester of photovoltaic module |
| CN102384987A (en) * | 2010-08-27 | 2012-03-21 | 上海晨兴希姆通电子科技有限公司 | Supporting device and solar energy testing tooling including same |
| KR20120095014A (en) * | 2011-02-18 | 2012-08-28 | 한국에너지기술연구원 | Testing device for tensile stress and fracture characteristics of solar cell module |
| CN202066752U (en) * | 2011-03-03 | 2011-12-07 | 常州天合光能有限公司 | Pneumatic-type mechanical load test machine |
| CN202281786U (en) * | 2011-10-27 | 2012-06-20 | 上海索日新能源科技有限公司 | Positioning device used for solar cell test machine |
| KR20160087582A (en) * | 2015-01-14 | 2016-07-22 | 엘지전자 주식회사 | Mechanical load test apparatus of solar cell module |
| CN206389330U (en) * | 2016-12-30 | 2017-08-08 | 普德光伏技术（苏州）有限公司 | A kind of many air bag photovoltaic assembly test devices |
| CN111835284A (en) * | 2020-08-19 | 2020-10-27 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Photovoltaic module mechanical load test device and automatic feeding mechanism thereof |
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| CN113131866A (en) | 2021-07-16 |
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