CN111952407A - Photovoltaic module prosthetic devices - Google Patents
Photovoltaic module prosthetic devices Download PDFInfo
- Publication number
- CN111952407A CN111952407A CN201910411457.4A CN201910411457A CN111952407A CN 111952407 A CN111952407 A CN 111952407A CN 201910411457 A CN201910411457 A CN 201910411457A CN 111952407 A CN111952407 A CN 111952407A
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- photovoltaic module
- magnetic part
- photovoltaic
- assembly
- heating
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- 238000010438 heat treatment Methods 0.000 claims abstract description 60
- 230000007547 defect Effects 0.000 claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000008439 repair process Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 2
- 239000004831 Hot glue Substances 0.000 abstract description 15
- 230000009471 action Effects 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 description 18
- 230000033001 locomotion Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- -1 photovoltaic chip Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a photovoltaic module repairing device, which comprises: the device comprises a magnetic part, a heating assembly, a photovoltaic assembly and a driving assembly; the defect region of the photovoltaic module is arranged on the heating module; the magnetic part is arranged above the defect area, the driving assembly is in transmission connection with the magnetic part and drives the magnetic part to move towards the defect area or drive the magnetic part to move away from the defect area. According to the photovoltaic module repairing device provided by the invention, the heating module heats the defect area of the photovoltaic module until the hot melt adhesive in the defect area begins to melt, the bent corner of the photovoltaic chip in the defect area is upwards restored to be flat under the action of the magnetic force of the magnetic part above, then the bent corner is naturally cooled to room temperature, the hot melt adhesive is condensed, and the bent corner is fixed to be restored to be flat.
Description
Technical Field
The invention belongs to the field of photovoltaic module repair, and particularly relates to a photovoltaic module repair device.
Background
In the prior art, a solar photovoltaic module is a photoelectric semiconductor which directly generates electricity by using sunlight. It can output voltage and generate current under the condition of loop as long as it is illuminated by light meeting a certain illumination condition. Physically referred to as solar Photovoltaic (abbreviated PV), Photovoltaic for short.
In the production of the flexible photovoltaic module, the flexible photovoltaic chip is coated with a film by taking stainless steel as a substrate, the thickness of the whole photovoltaic chip is only dozens of micrometers and is very thin, the corners of the photovoltaic chip are very easy to bend in the production and laying processes, a plurality of photovoltaic chips are easy to form local micro short circuits in the photovoltaic module, and the reason of the short circuits is that the bent corners of the photovoltaic chip pierce through the film layers of the adjacent photovoltaic chips and are directly contacted with the stainless steel of the adjacent photovoltaic chips, so that the anodes of the photovoltaic chips are directly contacted with the anodes of the adjacent photovoltaic chips, namely the short circuits. Because the photovoltaic chip has been encapsulated in photovoltaic module, photovoltaic module structure does: the photovoltaic module comprises a front plate, a hot melt adhesive, a photovoltaic chip, the hot melt adhesive and a back plate, and in view of the structure of the photovoltaic module, the front plate, the hot melt adhesive, the photovoltaic chip, the hot melt adhesive and the back plate cannot be directly contacted with the photovoltaic chip to repair the deformation of the photovoltaic chip. There is currently no device that can repair the corner bends of photovoltaic chips in photovoltaic modules.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a photovoltaic module repairing device to solve the technical problems and repair corner bending of a photovoltaic chip in a photovoltaic module.
In order to solve the technical problems, the invention adopts the technical scheme that: a photovoltaic module repair device comprising: the device comprises a magnetic part, a heating assembly, a photovoltaic assembly and a driving assembly;
the defect region of the photovoltaic module is arranged on the heating module;
the magnetic part is arranged above the defect area, the driving assembly is in transmission connection with the magnetic part and drives the magnetic part to move towards the defect area or drive the magnetic part to move away from the defect area.
Further, the heating assembly is a circular heating unit.
Further, the circular heating unit comprises a circular heater and at least one ring-shaped heater,
at least one of the ring heaters is sequentially arranged around the circular heater.
Further, the method also comprises the following steps:
the platform, heating element embedded installation in the platform, the heating element upper surface with platform upper surface parallel and level.
Further, the method also comprises the following steps:
the supporting frame is of a door-type structure, and two ends of the supporting frame are respectively connected with the platform;
one end of the driving component is connected with the supporting frame, and the other end of the driving component is connected with the magnetic part.
Further, the driving assembly includes a hydraulic cylinder, or a pneumatic cylinder.
Further, the magnetic member includes a permanent magnet or an electromagnet.
Further, the method also comprises the following steps:
the laser emission assembly is arranged on the support frame;
the projection position of the laser beam emitted by the laser emitting component on the circular heating unit is at the center point of the circular heating unit.
Further, the laser emission assembly is rotatably arranged on the support frame.
Further, the laser emitting assembly includes:
a laser transmitter;
and the laser emitter is connected with the support frame through the spherical hinge.
According to the photovoltaic module repairing device provided by the invention, the heating component heats the defect area of the photovoltaic module until the hot melt adhesive in the defect area begins to melt, the bent corner of the photovoltaic chip in the defect area is upwards restored to be flat under the action of the magnetic force of the magnetic part above the bent corner, and then the bent corner is naturally cooled to room temperature, the hot melt adhesive is condensed, and the bent corner is fixed to be restored to be flat.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic structural diagram of a photovoltaic module repair apparatus provided by the present invention;
fig. 2 is a schematic diagram of a photovoltaic module repairing apparatus provided by the present invention when a photovoltaic module to be repaired is placed;
FIG. 3 is a schematic view of a heating assembly according to the present invention;
fig. 4 is a schematic view of a photovoltaic module to be repaired provided by the present invention.
In the figure: 1. a platform; 2. a support frame; 3. a drive assembly; 4. a laser emitting assembly; 5. a magnetic member; 6. a heating assembly; 61. a circular heater; 62. a first ring heater; 63. a second ring heater; 64. a third ring heater; 65. a fourth ring heater; 66. a fifth ring heater; 7. a photovoltaic module; 8. a defective area.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, the present invention provides a photovoltaic module 7 repair apparatus, where the photovoltaic module 7 repair apparatus includes: magnetic part 5, heating element 6, photovoltaic module 7, drive assembly 3, photovoltaic module 7's defective area 8 sets up on heating element 6, and magnetic part 5 sets up in defective area 8 top, and drive assembly 3 is connected with magnetic part 5 transmission, and drive magnetic part 5 is close to the motion to defective area 8, or drive magnetic part 5 is kept away from defective area 8 and is moved.
In the production of the flexible photovoltaic module 7, the flexible photovoltaic chip is coated with a film by taking stainless steel as a substrate, the thickness of the whole photovoltaic chip is only dozens of micrometers and is very thin, the photovoltaic chip is very easy to bend at the corner part in the production and laying processes, a plurality of photovoltaic chips are easy to form local micro short circuit in the photovoltaic module 7, and the reason of the short circuit is that the bent corner part of the photovoltaic chip pierces the film layer of the adjacent photovoltaic chip and is directly contacted with the stainless steel of the adjacent photovoltaic chip, so that the anode of the photovoltaic chip is directly contacted with the anode of the adjacent photovoltaic chip, namely the short circuit is caused. Because the photovoltaic chip has been encapsulated in photovoltaic module 7, photovoltaic module 7 structure is: front bezel, hot melt adhesive, photovoltaic chip, hot melt adhesive, backplate, from photovoltaic module 7 structure, there is not the direct contact photovoltaic chip of way to restore its deformation.
According to the photovoltaic module 7 repairing device provided by the invention, the defect area 8 of the photovoltaic module 7 is placed on the heating module 6, the heating module 6 heats the defect area 8 of the photovoltaic module 7, after the hot melt adhesive of the defect area 8 melts, the bent corner of the photovoltaic chip in the defect area 8 is upwards restored to be flat under the action of the magnetic force of the upper magnetic part 5, then the bent corner is naturally cooled to room temperature, the hot melt adhesive is condensed, and the bent corner is fixed to be restored to be flat.
Further, the heating assembly 6 is a circular heating unit, and since the defect region 8 is a small point relative to the photovoltaic assembly 7, when the heating assembly 6 heats the defect region 8, the circular heating unit is adopted in order to ensure that the defect region 8 is heated uniformly.
Further, the circular heating unit includes a circular heater 61 and at least one ring heater, and a plurality of ring heaters are sequentially disposed around the circular heater 61.
Specifically, the method comprises the following steps:
taking an example of providing a ring heater, the circular heater 61 is disposed at the center, the inner ring of the ring heater is sleeved on the outer periphery of the circular heater 61, and the circular heater 61 and the ring heater together form a circular heating unit.
The circular heater 61 and the ring heater are independently controlled in heating power, and the respective temperatures of the circular heater 61 and the ring heater can be independently adjusted.
Taking five ring heaters as an example for explanation, the circular heater 61 is arranged at the center, the inner ring of the first ring heater 62 is sleeved on the periphery of the circular heater 61, the inner ring of the second ring heater 63 is sleeved on the periphery of the first ring heater 62, the inner ring of the third ring heater 64 is sleeved on the periphery of the second ring heater 63, the inner ring of the fourth ring heater 65 is sleeved on the periphery of the third ring heater 64, the inner ring of the fifth ring heater 66 is sleeved on the periphery of the fourth ring heater 65, and a plurality of ring heaters are arranged around the circular heater 61 in sequence to form a circular heating unit together.
The circular heater 61 and each ring heater are individually controlled in heating power, and the respective temperatures of the circular heater 61 and each ring heater can be individually adjusted.
For example, the heating temperatures of the circular heater 61 and the respective ring heaters are not set to be the same, and the central temperature of the preferred circular heating unit is the highest, and the temperature is lower toward the outside.
The preferred temperature settings are: the heating temperature of the circular heater 61 is 160 ℃, the heating temperature of the first annular heater 62 is 140 ℃, the heating temperature of the second annular heater 63 is 120 ℃, the heating temperature of the third annular heater 64 is 100 ℃, the heating temperature of the fourth annular heater 65 is 80 ℃ and the heating temperature of the fifth annular heater 66 is 60 ℃.
The defective area 8 is a local area relative to the whole photovoltaic module 7, the function of the circular heating unit is to heat the defective area 8 of the photovoltaic module 7, the heating defective area 8 is a local heating relative to the whole photovoltaic module 7, so that the hot melt adhesive of the defective area 8 starts to melt, and at the moment, the photovoltaic chip of the defective area 8 can deform freely, and the repair of the bent corner is feasible. The heating temperature of the circular heater 61 is the main working temperature, the temperature gradient setting of other annular heaters aims to prevent the high temperature of the heated area and the low temperature of the unheated area of the photovoltaic module 7 from changing greatly, the local deformation of the photovoltaic module 7 can be caused by the sudden change of the temperature to influence the appearance of the module, and the gradual change of the temperature setting can avoid the local deformation of the photovoltaic module 7.
The photovoltaic module 7 repairing device further comprises a platform 1, the heating module is embedded in the platform 1, and the upper surface of the heating module 6 is flush with the upper surface of the platform 1. The platform 1 is used for supporting the photovoltaic module 7 to be repaired, and the upper surface of the heating module 6 is flush with the upper surface of the platform 1, so that the photovoltaic module 7 can move on the platform 1 conveniently.
This 7 prosthetic devices of photovoltaic module still includes support frame 2, and support frame 2 is the gate-type structure, and both ends are connected with platform 1 respectively, and 3 one ends of drive assembly are connected with support frame 2, and one end is connected with magnetic part 5.
Specifically, support frame 2 is the gate-type structure, and both ends are connected with platform 1 respectively, and support frame 2 is connected platform 1 both sides respectively including the first side stand, crossbeam, second side stand, first side stand and the second side stand that connect gradually, and first side stand is connected to crossbeam one end, and second side stand is connected to the other end. The cross beam is located above the heating assembly 6.
One end of the driving assembly 3 is connected to the beam, and the other end is connected to the magnetic member 5, so that the magnetic member 5 is driven to move towards the defect area 8, or the magnetic member 5 is driven to move away from the defect area 8.
In detail, the driving assembly 3 comprises a hydraulic cylinder, or alternatively a pneumatic cylinder. The magnetic member 5 includes a permanent magnet or an electromagnet.
The photovoltaic module 7 repairing device further comprises a laser emitting module 4, wherein the laser emitting module 4 is arranged on the support frame 2, and the projection position of a laser beam emitted by the laser emitting module 4 on the circular heating unit is at the center point of the circular heating unit. The method is used for positioning the defect area 8 and ensuring that the defect area 8 can be accurately placed on the heating assembly 6.
Specifically, the laser emitting assembly 4 is rotatably disposed on the supporting frame 2. Laser emission subassembly 4 can rotate the setting on support frame 2, is convenient for adjust the laser beam of laser emission subassembly 4 transmission and in the centre of a circle point of circular heating unit's projection position at circular heating unit.
In detail, the laser emitting assembly 4 includes a laser emitter, a ball hinge. The laser emitter is an existing laser emitter, and only the requirement of emitting laser beams is met. The ball hinge is an existing ball hinge and belongs to low-pair connection. The general link mechanism belongs to a plane motion mechanism and uses a lower pair matched with a cylindrical hole and a shaft. The spherical hinge of the connecting rod mechanism is a space connecting hinge which is used for realizing partial space motion and comprises two parts, namely a ball and a spherical shell. The hinge only allows the two parts to rotate relatively around a common sphere center, and the relative movement of the two parts in three directions is limited. One end of the ball hinge is fixed on the support frame 2, and one end of the ball hinge is connected with the laser emitter which is connected with the support frame 2 through the ball hinge in a rotatable manner.
The photovoltaic module 7 repairing device provided by the invention has the following use processes: the photovoltaic module 7 can screen out the bent corner and mark the position of the defective area 8 after conventional IR test, the photovoltaic module 7 with the defective area 8 is placed on a platform 1 of a photovoltaic module 7 repairing device, a power switch of a laser emitter is turned on, the laser emitter emits a low-energy laser beam, the laser beam irradiates the central position of a circular heating unit, a hydraulic cylinder and a magnetic piece 5 are arranged right above the central position, the position of the defective area 8 of the photovoltaic module 7 is aligned to the laser beam irradiation point, thus the defective area 8 of the photovoltaic module 7 is positioned, a switch of the laser emitter is turned off, a switch of the hydraulic cylinder is turned on, a telescopic rod of the hydraulic cylinder stretches out to drive the magnetic piece 5 to move downwards, the magnetic piece 5 is pressed to the surface of the defective area 8, the defective area 8 begins to heat up, the heating module 6 is turned on in advance and keeps a normally open, after the hot melt adhesive of the defective region 8 begins to melt, the bent corner of the photovoltaic chip in the defective region 8 is upwards restored to be flat under the action of the magnetic force of the magnetic part 5 above, then the photovoltaic module 7 is removed from the photovoltaic module 7 repairing device, and after the photovoltaic module 7 is naturally cooled to the room temperature, the hot melt adhesive is condensed, and the fixed bent corner is restored to be flat.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a photovoltaic module prosthetic devices which characterized in that: the method comprises the following steps: the device comprises a magnetic part, a heating assembly, a photovoltaic assembly and a driving assembly;
the defect region of the photovoltaic module is arranged on the heating module;
the magnetic part is arranged above the defect area, the driving assembly is in transmission connection with the magnetic part and drives the magnetic part to move towards the defect area or drive the magnetic part to move away from the defect area.
2. The photovoltaic module repair device according to claim 1, wherein: the heating assembly is a circular heating unit.
3. The photovoltaic module repair device according to claim 2, characterized in that: the circular heating unit comprises a circular heater and at least one ring-shaped heater,
at least one of the ring heaters is sequentially arranged around the circular heater.
4. The photovoltaic module repair device according to any one of claims 1 to 3, wherein: further comprising:
the platform, heating element embedded installation in the platform, the heating element upper surface with platform upper surface parallel and level.
5. The photovoltaic module repair device according to claim 4, wherein: further comprising:
the supporting frame is of a door-type structure, and two ends of the supporting frame are respectively connected with the platform;
one end of the driving component is connected with the supporting frame, and the other end of the driving component is connected with the magnetic part.
6. The photovoltaic module repair device according to claim 1, wherein: the drive assembly includes a hydraulic cylinder, or alternatively, a pneumatic cylinder.
7. The photovoltaic module repair device according to claim 1, wherein: the magnetic part comprises a permanent magnet or an electromagnet.
8. The photovoltaic module repair device according to claim 5, wherein: further comprising:
the laser emission assembly is arranged on the support frame;
the projection position of the laser beam emitted by the laser emitting component on the circular heating unit is at the center point of the circular heating unit.
9. The photovoltaic module repair device according to claim 8, wherein: the laser emission assembly is rotatably arranged on the support frame.
10. The photovoltaic module repair device according to claim 9, wherein: the laser emitting assembly includes:
a laser transmitter;
and the laser emitter is connected with the support frame through the spherical hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910411457.4A CN111952407A (en) | 2019-05-16 | 2019-05-16 | Photovoltaic module prosthetic devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910411457.4A CN111952407A (en) | 2019-05-16 | 2019-05-16 | Photovoltaic module prosthetic devices |
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| Publication Number | Publication Date |
|---|---|
| CN111952407A true CN111952407A (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910411457.4A Pending CN111952407A (en) | 2019-05-16 | 2019-05-16 | Photovoltaic module prosthetic devices |
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| Country | Link |
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| CN (1) | CN111952407A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769178A (en) * | 2020-06-10 | 2020-10-13 | 宣城开盛新能源科技有限公司 | Method and device for repairing corner hot spot of flexible photovoltaic module battery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62130956A (en) * | 1985-11-30 | 1987-06-13 | Nippon Steel Corp | Preventing method for meandering of metal strip |
| US20040101981A1 (en) * | 2001-09-10 | 2004-05-27 | Masahiko Morishita | Apparatus for repairing defect of substrate |
| US20140335643A1 (en) * | 2013-05-13 | 2014-11-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for producing a photovoltaic module |
| CN108598220A (en) * | 2018-05-17 | 2018-09-28 | 北京汉能光伏投资有限公司 | A kind of prosthetic device of encapsulation defect to battery component |
-
2019
- 2019-05-16 CN CN201910411457.4A patent/CN111952407A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62130956A (en) * | 1985-11-30 | 1987-06-13 | Nippon Steel Corp | Preventing method for meandering of metal strip |
| US20040101981A1 (en) * | 2001-09-10 | 2004-05-27 | Masahiko Morishita | Apparatus for repairing defect of substrate |
| US20140335643A1 (en) * | 2013-05-13 | 2014-11-13 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for producing a photovoltaic module |
| CN108598220A (en) * | 2018-05-17 | 2018-09-28 | 北京汉能光伏投资有限公司 | A kind of prosthetic device of encapsulation defect to battery component |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769178A (en) * | 2020-06-10 | 2020-10-13 | 宣城开盛新能源科技有限公司 | Method and device for repairing corner hot spot of flexible photovoltaic module battery |
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