CN107508552B - Darkroom of hidden defect detection device for photovoltaic power station field assembly - Google Patents
Darkroom of hidden defect detection device for photovoltaic power station field assembly Download PDFInfo
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- CN107508552B CN107508552B CN201710851356.XA CN201710851356A CN107508552B CN 107508552 B CN107508552 B CN 107508552B CN 201710851356 A CN201710851356 A CN 201710851356A CN 107508552 B CN107508552 B CN 107508552B
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- darkroom
- assembly
- sealing tube
- air
- power station
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 230000007547 defect Effects 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 244000043261 Hevea brasiliensis Species 0.000 claims description 3
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 229920003052 natural elastomer Polymers 0.000 claims description 3
- 229920001194 natural rubber Polymers 0.000 claims description 3
- 230000001965 increasing effect Effects 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 8
- 238000010248 power generation Methods 0.000 abstract description 7
- 230000008602 contraction Effects 0.000 abstract description 6
- 239000000306 component Substances 0.000 description 26
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
-
- 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 relates to the technical field of photovoltaic power station field assembly detection, in particular to a darkroom of a photovoltaic power station field assembly recessive defect detection device, which adopts a gas sealing tube and an air bag as sealing structures of the darkroom, and the darkroom is expanded and closely combined with an assembly during detection by virtue of expansion and contraction properties of the gas sealing tube, so that the shading tightness of the darkroom is enhanced, and the darkroom is contracted during movement without contacting with a frame of the assembly, so that the mobility of the darkroom is not influenced; the darkroom is used for carrying out hidden crack detection on the components in daytime, the components are not disassembled in the solar power station site, the problem components are found out, timely replacement is carried out, the service lives of other components are prolonged, the service life of the power station is prolonged, the power generation capacity of the power station is improved, and the income of the power station is increased. The invention comprises a gas sealing tube, a connecting gas tube, an air bag, a darkroom outer frame, a darkroom inner frame and darkroom pulleys.
Description
Technical Field
The invention relates to the technical field of photovoltaic power station field assembly detection, in particular to a darkroom of a photovoltaic power station field assembly recessive defect detection device, which adopts a gas sealing tube and an air bag as a sealing structure of the darkroom, thereby enhancing the shading sealing performance of the darkroom and not affecting the mobility of the darkroom; the darkroom is used for carrying out hidden crack detection on the components in daytime, the components are not disassembled in the solar power station site, the problem components are found out, timely replacement is carried out, the service lives of other components are prolonged, the service life of the power station is prolonged, the power generation capacity of the power station is improved, and the income of the power station is increased.
Background
With the increasing prominence of energy crisis and environmental pollution problems, under the increasing maturity of photovoltaic power generation technology, the national policy supports photovoltaic power generation greatly, and in recent years, the number of photovoltaic power stations is continuously increased, and particularly, large-scale ground photovoltaic power stations are built in large quantities. One of the core components of large photovoltaic power stations is a solar module, which directly affects the life and power generation of the power station.
In the production process of solar cell modules, module manufacturers need to strictly control each process link in the production process, especially the defects of the cell and defects and flaws brought by artificial factors in the production process in order to produce modules with certain specification parameters. These defects and imperfections are reliably detected and graded during assembly production. New defects may occur during the assembly boxing, transportation, installation, and after the assembly has been in operation for a period of time.
The conventional detection methods are two, namely, spot check is performed in the component square matrix, the spot check component is disassembled, and then a battery component defect detector is used for testing, and the method has the defects that the spot check cannot comprehensively reflect the whole condition of the square matrix, the disassembly and the transportation are inconvenient, the efficiency is low, and the secondary damage of the component is easy to cause when the component is disassembled; secondly, at night detection, dark room can be saved by utilizing dark light at night, the detection effect is good, but the night operation is inconvenient, the efficiency is lower, and the safety is poor.
The invention discloses a device for detecting the hidden defects of the field assembly of the photovoltaic power station, which effectively solves the problems. At present, when a darkroom is detected, a shading cloth strip is adopted at the combination part of the darkroom and the assembly, and when the darkroom moves through the frame of the assembly, the shading cloth strip is rubbed, folded and rolled up, so that the shading performance is poor, and the detection result is influenced.
In order to solve the problems of the two methods, development of a darkroom which does not affect the shading seal and the darkroom moving above the assembly is urgently needed to directly detect the assembly above the square matrix without disassembling the assembly and can be detected in daytime.
Disclosure of Invention
In order to improve the defect of the darkroom of the device for detecting the hidden defect of the photovoltaic power station field assembly under the condition of increasing a small amount of cost, the darkroom of the device for detecting the hidden defect of the photovoltaic power station field assembly adopts a gas sealing pipe and an air bag as sealing structures of the darkroom, and the darkroom is expanded when being detected and closely combined with the assembly by virtue of the expansion and contraction performance of the gas sealing pipe, so that the shading tightness of the darkroom is enhanced, and the darkroom is contracted when being moved, does not contact with the frame of the assembly and does not influence the mobility of the darkroom; the darkroom is used for carrying out hidden crack detection on the components in daytime, the components are not disassembled in the solar power station site, the problem components are found out, timely replacement is carried out, the service lives of other components are prolonged, the service life of the power station is prolonged, the power generation capacity of the power station is improved, and the income of the power station is increased.
The invention discloses a darkroom of a photovoltaic power station field assembly hidden defect detection device, which is realized by the following technical scheme: the system comprises a gas sealing tube, a connecting gas tube, an air bag, a darkroom outer frame, a darkroom inner frame and darkroom pulleys.
The gas sealing tube is arranged between the dark room outer frame and the dark room inner frame to form a square circle; the gas sealing tube is connected with the air bag through a connecting air tube; the darkroom outer frame and the darkroom inner frame are connected with the darkroom main body in a mounting way; the darkroom pulleys are arranged on the frames outside the darkroom at two sides of the darkroom in pairs;
when detecting hidden cracks, the darkroom is buckled on a component arranged on the component bracket; the darkroom slides on the frame of the assembly through a darkroom pulley to move the darkroom;
compared with the prior art, the darkroom of the device for detecting the hidden defects of the photovoltaic power station field assembly has the following beneficial effects: the invention is developed on the basis of the existing darkroom structure and the gas expansion and contraction pipe technology, and mainly comprises the following steps:
according to the invention, the gas sealing tube and the air bag are adopted as the sealing structure of the darkroom, and the sealing structure is expanded and closely combined with the assembly during detection by virtue of the expansion and contraction performance of the gas sealing tube, so that the shading sealing performance of the darkroom is enhanced, and the sealing structure is contracted during movement without contacting with the frame of the assembly, so that the mobility of the darkroom is not influenced; the darkroom is used for carrying out hidden crack detection on the components in daytime, the components are not disassembled in the solar power station site, the problem components are found out, timely replacement is carried out, the service lives of other components are prolonged, the service life of the power station is prolonged, the power generation capacity of the power station is improved, and the income of the power station is increased.
When the darkroom is detected right above the assembly, the air bag is pressed, gas is extruded into the gas sealing tube through the connecting air tube, and the gas sealing tube is expanded outwards due to the fact that the gas sealing tube is subjected to gas pressure, the expanded gas sealing tube and the surface of the assembly are tightly assembled, and the effect of effective shading is achieved.
The assembly is inspected, the air bag is loosened, air flows back to the air bag from the air sealing tube through the connecting air tube, the air sealing tube is contracted by the reduction of the air pressure, and the air sealing tube is separated from the surface of the assembly, so that the darkroom is not influenced to move from the assembly to the position above the other assembly through the darkroom pulley.
The darkroom pulley is supported on the assembly frame, and the darkroom frame, the darkroom inner frame and the gas sealing pipes arranged in the middles of the darkroom frame and the darkroom inner frame are provided with gaps with the assembly and the assembly frame when the darkroom pulley does not expand, so that the darkroom is not influenced to move above the assembly.
The gas sealing tube and the air bag are made of natural rubber or butyl rubber, and have certain expansion and contraction elasticity.
Drawings
The invention relates to a darkroom of a hidden defect detection device for a photovoltaic power station field assembly, which comprises the following drawings:
FIG. 1 is a darkroom bottom view structure diagram of a field component recessive defect detection device for a photovoltaic power station,
figure 2 is a top view of a darkroom detection application of a photovoltaic power plant field assembly recessive defect detection device of the present invention,
figure 3 is a cross-sectional view of a darkroom of a photovoltaic power plant field component recessive defect detecting device of the present invention,
FIG. 4 is a state diagram of a partial enlarged structure of a darkroom of a field component hidden defect detection device of a photovoltaic power station in the invention when moving,
FIG. 5 is a state diagram of a partial enlarged structure of a darkroom of a hidden defect detection device of a photovoltaic power station field assembly in detection;
wherein: 10. a gas seal tube; 11. connecting an air pipe; 12. an air bag; 20. a darkroom; 21. a dark outdoor border; 22. a darkroom inner frame; 23. a darkroom pulley; 30. a component; 31. a component frame; 40. and (5) a component bracket.
Detailed Description
The technical scheme of the darkroom of the device for detecting the hidden defects of the field assembly of the photovoltaic power station is further described below with reference to the accompanying drawings and the embodiment cases:
as shown in fig. 1, 2, 3, 4 and 5, the darkroom of the device for detecting the hidden defect of the photovoltaic power station field component of the present invention mainly comprises a gas sealing tube 10, a connecting gas tube 11, an air bag 12, a darkroom 20, a darkroom outer frame 21, a darkroom inner frame 22 and a darkroom pulley 23.
The gas seal pipe 10 is arranged between the darkroom outer frame 21 and the darkroom inner frame 22 to form a square circle; the gas sealing tube 10 is connected with the air bag 12 through a connecting air tube 11; the darkroom outer frame 21, the darkroom inner frame 22 and the darkroom 20 are connected in a main body installation way; the darkroom pulleys 23 are installed in pairs on the darkroom outer frames 21 at both sides of the darkroom 20.
The darkroom 20 is buckled on the assembly 30 arranged on the assembly bracket 40 when detecting hidden cracks; the camera 20 moves the camera 20 by sliding the camera pulley 23 over the assembly frame 31. Referring to fig. 2, a top view of the darkroom inspection application is shown.
When the darkroom 20 is detected directly above the assembly 30, the air bag 12 is pressed, gas is extruded into the gas sealing tube 10 through the connecting air tube 11, and the gas sealing tube 10 is expanded outwards due to the fact that the gas sealing tube 10 is subjected to gas pressure, and the expanded gas sealing tube 10 and the surface of the assembly 30 are tightly assembled, so that the effect of effective shading is achieved. Referring to fig. 5, the darkroom is a partially enlarged view of the structure of the gas seal tube 10 during inspection.
When the assembly 30 is inspected, the air bag 12 is released, the air flows back from the air sealing tube 10 to the air bag 12 through the connecting air tube 11, and the air sealing tube 10 is contracted by the reduction of the air pressure, so that the air sealing tube 10 and the surface of the assembly 30 are separated, and the darkroom 20 is not influenced to move from the assembly 30 to the position above the other assembly 30 through the darkroom pulley 23. Referring to fig. 4, the darkroom is partially enlarged in terms of the structural state of the gas seal tube 10 when moving.
The darkroom pulley 23 is supported on the assembly frame 31, and the darkroom outer frame 21, the darkroom inner frame 22 and the gas seal tube 10 arranged in the middle of the darkroom outer frame have gaps with the assembly 30 and the assembly frame 31 when the darkroom outer frame is not expanded, so that the darkroom is not influenced to move above the assembly 30. As shown in fig. 3, a side cross-sectional view of the darkroom.
The gas seal tube 10 and the air bag 12 are made of natural rubber or butyl rubber and have certain expansion and contraction elasticity.
The foregoing description of the preferred embodiments of the present invention is intended to cover all such modifications and variations as fall within the scope of the invention as defined by the appended claims.
Claims (2)
1. The darkroom system of the hidden defect detection device of the photovoltaic power station field assembly is characterized by comprising a gas sealing tube (10), a connecting gas tube (11), an air bag (12), a darkroom (20), a darkroom outer frame (21), a darkroom inner frame (22) and a darkroom pulley (23); the gas sealing tube (10) is arranged between the dark room outer frame (21) and the dark room inner frame (22) to form a square circle, and the gas sealing tube (10) is connected with the air bag (12) through the connecting air tube (11); the darkroom outer frame (21), the darkroom inner frame (22) and the darkroom (20) main body are installed and connected; the darkroom pulleys (23) are arranged on darkroom outer frames (21) at two sides of the darkroom (20) in pairs; the darkroom pulley (23) is supported on the assembly frame (31); the gas sealing tube (10) arranged between the darkroom outer frame (21) and the darkroom inner frame (22) is provided with a gap with the component (30) and the component frame (31) when the gas sealing tube (10) is not expanded, and the gas sealing tube is tightly attached to the surface of the component (30) to shield light when the gas sealing tube is expanded;
when the darkroom system of the hidden defect detection device for the photovoltaic power station field assembly is used:
when the detection of the assembly (30) is carried out, the darkroom (20) is buckled on the assembly (30) arranged on the assembly bracket (40), the air bag (12) is pressed, the air is extruded into the air sealing tube (10) through the connecting air tube (11), and the air sealing tube (10) is expanded outwards due to the fact that the air sealing tube (10) is subjected to the air pressure, and the surfaces of the expanded air sealing tube (10) and the assembly (30) are tightly attached to each other to shield light;
after the detection of the assembly (30) is finished, the air bag (12) is loosened, air flows back to the air bag (12) from the air sealing tube (10) through the connecting air tube (11), the air sealing tube (10) is contracted by reducing the air pressure, the air sealing tube (10) is separated from the surface of the assembly (30), the darkroom (20) is moved by sliding the darkroom pulley (23) on the frame (31) of the assembly, and then the darkroom can be moved to the position above the other assembly (30).
2. The darkroom system of the photovoltaic power station field component hidden defect detection device according to claim 1, wherein the gas sealing tube (10) and the air bag (12) are made of natural rubber or butyl rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851356.XA CN107508552B (en) | 2017-09-19 | 2017-09-19 | Darkroom of hidden defect detection device for photovoltaic power station field assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710851356.XA CN107508552B (en) | 2017-09-19 | 2017-09-19 | Darkroom of hidden defect detection device for photovoltaic power station field assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107508552A CN107508552A (en) | 2017-12-22 |
| CN107508552B true CN107508552B (en) | 2023-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710851356.XA Active CN107508552B (en) | 2017-09-19 | 2017-09-19 | Darkroom of hidden defect detection device for photovoltaic power station field assembly |
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| CN114236260B (en) * | 2021-11-11 | 2024-12-27 | 柳州汽车检测有限公司 | An automatic replacement system for vehicle anechoic chamber test antenna |
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| CN107508552A (en) | 2017-12-22 |
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