CN117937674A - Flexible photovoltaic energy storage control integrated power supply device - Google Patents
Flexible photovoltaic energy storage control integrated power supply device Download PDFInfo
- Publication number
- CN117937674A CN117937674A CN202410089114.1A CN202410089114A CN117937674A CN 117937674 A CN117937674 A CN 117937674A CN 202410089114 A CN202410089114 A CN 202410089114A CN 117937674 A CN117937674 A CN 117937674A
- Authority
- CN
- China
- Prior art keywords
- flexible
- energy storage
- module
- flexible photovoltaic
- integrated power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000004146 energy storage Methods 0.000 title claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 11
- 229920006351 engineering plastic Polymers 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims abstract description 5
- 239000010408 film Substances 0.000 claims description 17
- 238000007493 shaping process Methods 0.000 claims description 11
- 239000002861 polymer material Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 abstract description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011521 glass Substances 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 2
- 238000013082 photovoltaic technology Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004695 Polyether sulfone Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- HVMJUDPAXRRVQO-UHFFFAOYSA-N copper indium Chemical compound [Cu].[In] HVMJUDPAXRRVQO-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- QNWMNMIVDYETIG-UHFFFAOYSA-N gallium(ii) selenide Chemical compound [Se]=[Ga] QNWMNMIVDYETIG-UHFFFAOYSA-N 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920006393 polyether sulfone Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920012287 polyphenylene sulfone Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- 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
- H02S30/00—Structural details of PV modules other than those related to light conversion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a flexible photovoltaic energy storage control integrated power supply device, which relates to the technical field of new energy, and comprises: the flexible photovoltaic module, the flexible energy storage module and the micro control module are packaged in a structural member, the structural member is arranged below the flexible photovoltaic module, the structural member is made of fiber reinforced materials or special engineering plastics, and the flexible photovoltaic module is connected with the flexible energy storage module through the micro control module. The light ultrathin flexible photovoltaic module is adopted to replace the existing rigid solar cell module with fixed aluminum frame and glass package, so that the light ultrathin flexible photovoltaic-energy storage-control integrated power supply device with high integration level is realized from multiple angles, and the installation convenience and the space utilization rate are greatly improved.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a flexible photovoltaic energy storage control integrated power supply device.
Background
The distributed photovoltaic system is characterized in that a photovoltaic module is adopted to directly convert solar energy into electric energy for utilization, redundant electric energy is stored by an energy storage battery for power supply at night or in poor illumination conditions, and grid connection treatment can be performed.
Along with development of photovoltaic technology, novel distributed photovoltaic technologies such as photovoltaic building integration, photovoltaic automobiles, solar unmanned aerial vehicles and the like are gradually raised, and particularly the photovoltaic automobiles, the solar unmanned aerial vehicles and the like need to comprehensively consider the power weight ratio and the integration level of a photovoltaic system, and the photovoltaic system needs to be attached to a curved surface, namely, diversified application scenes bring higher requirements on the weight, the thickness, the bending performance and the integration level of the distributed photovoltaic system.
The current common distributed photovoltaic system mainly comprises a photovoltaic module, an energy storage module, a power distribution cabinet, an inverter and other control modules, wherein the photovoltaic module and the energy storage module are fixed on a photovoltaic bracket. The photovoltaic bracket and the photovoltaic module frame are both made of metal, have heavy weight and cannot be bent; meanwhile, the photovoltaic module, the energy storage module and the control module are installed in a scattered mode, wiring is complex, and space utilization rate and power integration level are extremely low. The existing distributed photovoltaic system structure cannot meet the requirements of light, flexible and high-integration novel distributed photovoltaic system application scenes.
Disclosure of Invention
The inventor provides a flexible photovoltaic energy storage control integrated power supply device aiming at the problems and the technical requirements, and the technical scheme of the invention is as follows:
The utility model provides a flexible photovoltaic energy storage control integrated power supply unit, includes flexible photovoltaic module, flexible energy storage module, miniature control module, and flexible energy storage module and miniature control module encapsulation are in the structure, and the structure sets up in flexible photovoltaic module's below, and the structure adopts fiber reinforcement material or special engineering plastics to make, and flexible photovoltaic module passes through miniature control module with flexible energy storage module and links to each other.
The plastic layer is a polymer material film, and the thickness range is 0.01-2 mm.
The flexible photovoltaic module, the flexible energy storage module and the micro control module are integrated in a three-dimensional printed circuit, and the printed circuit is embedded below or in the shaping layer.
The further technical scheme is that the shaping layer is provided with holes at the positive and negative poles of the flexible photovoltaic module and at the first port of the structural part corresponding to the micro control module, and the micro control module is electrically connected with the flexible photovoltaic module through a printed circuit; and opening holes at the position of the structural part corresponding to the anode and the cathode of the flexible energy storage module and at the second port of the micro control module, and realizing the electrical connection of the micro control module and the flexible energy storage module through a printed circuit.
The flexible photovoltaic module comprises a flexible solar cell array serving as a power generation unit of the integrated power supply device and a flexible transparent film arranged on the flexible solar cell array;
Wherein the flexible solar cell adopts a thin film solar cell or an ultrathin crystalline silicon solar cell, and the thickness of the flexible solar cell is not more than 0.1mm; the flexible transparent film is made of transparent polymer material, and the thickness range is 0.005 mm-2 mm.
The flexible energy storage module is a flexible solid-state energy storage battery or an energy storage battery pack with flexible connection, and the thickness of the flexible energy storage module is not more than 100mm.
The further technical scheme is that the micro control module comprises a rectification functional circuit and an inversion functional circuit, and the thickness of the micro control module is not more than 100mm.
The further technical scheme is that the flexible solar cell array and the flexible transparent film, and the structural member and the flexible solar cell array are laminated and bonded through EVA or POE film, or are bonded through rubber and resin materials, and the thickness range of bonding or bonding is 0.01-2 mm.
The further technical proposal is that the thickness of four walls of the structural member is not more than 50mm.
The beneficial technical effects of the invention are as follows:
the integrated power supply device provided by the application forms a light ultrathin flexible photovoltaic module by packaging a flexible solar cell array through a flexible transparent film, and replaces the existing rigid solar cell assembly with fixed aluminum frame and glass package; the flexible energy storage module and the miniature control module are coated by adopting fiber reinforced materials or special engineering plastics as structural members, so that the high-strength ultrathin flexible energy storage-control module is formed, and then the flexible photovoltaic module is bonded or glued with the structural members, all internal wiring of the power supply device is integrated in a three-dimensional printed circuit among the modules, no external wiring exists, the light ultrathin flexible photovoltaic-energy storage-control integrated power supply device with high integration level is realized from multiple angles such as machinery, electricity and the like, the installation convenience and the space utilization rate are greatly improved, and the flexible energy storage-control module is particularly suitable for curved surfaces such as curved roofs, automobiles, unmanned aerial vehicles and the like.
Drawings
Fig. 1 is a cross-sectional view of a flexible photovoltaic energy storage control integrated power supply device provided by the application.
Fig. 2 is a schematic top view of a printed circuit in the integrated power supply device provided by the application.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings.
Referring to fig. 1, the application provides a flexible photovoltaic energy storage control integrated power supply device, which mainly comprises a flexible photovoltaic module and a storage-control integrated structural member.
The flexible photovoltaic module comprises a flexible solar array 2 and a flexible transparent film 1 disposed thereon. The flexible transparent film 1 is mainly used for buffering external mechanical impact of the flexible solar cell array 2 and isolating the solar cell from direct contact with the outside, and is generally made of transparent polymer materials such as ETFE (ethylene-tetrafluoroethylene copolymer) or transparent PI (polyimide), and the thickness range is 0.005-2 mm. The flexible solar cell array 2 is a power generation unit of an integrated power supply device, and each flexible solar cell can be connected in series or in parallel according to practical application scenes, wherein the flexible solar cell adopts a copper indium gallium selenium solar cell, a cadmium telluride solar cell, a gallium arsenide solar cell, a perovskite solar cell and other thin film solar cells or ultrathin crystalline silicon solar cells so as to ensure the bending resistance degree of the flexible solar cell array 2, and the thickness of the flexible solar cell is not more than 0.1mm. Alternatively, the flexible transparent film 1 and the flexible solar cell array 2 are laminated and bonded through EVA or POE film, or are bonded by rubber, resin or other materials, and the thickness of the bonding or bonding ranges from 0.01mm to 2mm.
The storage-control integrated structural member comprises a structural member 4, a flexible energy storage module 5 and a micro control module 6. The structural member 4 is made of fiber reinforced materials (such as glass fiber reinforced materials, carbon fiber reinforced materials and the like) or special engineering plastics (such as polytetrafluoroethylene, polyamide, polyimide, polyethersulfone, polyetheretherketone, polyphenylene sulfone resin and the like) with high strength and high flexibility, and is used for protecting the flexible energy storage module 5 and the micro control module 6 from external force, and the thickness of four walls of the structural member 4 is not more than 50mm. The flexible energy storage module 5 and the micro control module 6 are packaged in different chambers of the structural member 4, or the same chamber, and are arranged below the flexible photovoltaic module together with the structural member 4. The flexible energy storage module 5 is a flexible solid-state energy storage battery or an energy storage battery pack with flexible connection, wherein the energy storage battery pack with flexible connection can be understood as an energy storage battery pack with certain flexibility formed by flexible connection between all the rigid energy storage batteries, and the thickness of the flexible energy storage module is not more than 100mm. The micro control module 6 can comprise a rectification functional circuit and an inversion functional circuit according to application scenes, and the thickness of the micro control module 6 is not more than 100mm.
Optionally, the storage-control integrated structural member further comprises a shaping layer 3 arranged between the flexible photovoltaic module (namely the flexible solar cell array 2) and the structural member 4 and used for guaranteeing the flatness of the upper surface of the structural member 4, wherein the shaping layer is generally a polymer material film such as a PI film, and the thickness range is 0.01-2 mm.
The flexible photovoltaic module and the storage-control integrated structural member are laminated and bonded through EVA or POE films or glued by adopting rubber and resin materials when the shaping layer 3 is arranged between the structural member 4 and the flexible solar cell array 2, and the structural member 4, the flexible solar cell array 2 and the shaping layer 3, so that the bonding firmness of the two parts is ensured, and the thickness range of the bonding or gluing is 0.01-2 mm.
The flexible photovoltaic module (i.e. the flexible solar array 2) is connected to the flexible energy storage module 5 via a micro control module 6. From the electrical structure angle, consider integrative power supply unit integrated level, installation convenience and aesthetic measure, the inside all cables of device, including flexible photovoltaic module, flexible energy storage module 5 and miniature control module 6's cable all integrate in three-dimensional printed circuit 7, printed circuit 7 pre-buried in plastic layer 3 below or inside, and need carry out insulation treatment. As shown in fig. 2, holes are formed at the positive and negative electrodes of the shaping layer 3 corresponding to the flexible photovoltaic module (i.e., the flexible solar cell array 2) and at the first port a 1a2 of the structural member 4 corresponding to the micro control module 6, so that the micro control module 6 is electrically connected with the flexible photovoltaic module through a printed circuit. And holes are formed at the position of the structural member 4 corresponding to the anode and the cathode of the flexible energy storage module 5 and at the second port b 1b2 of the micro control module 6, and the micro control module 6 is electrically connected with the flexible energy storage module 5 through a printed circuit. And a hole is formed at the position of the structural member 4 corresponding to the third port c 1c2 of the micro control module 6, so that external connection is realized. Care should be taken to keep a safety gap between the positive and negative lines of the flexible photovoltaic module and the positive and negative lines of the flexible energy storage module 5 during the perforation.
The integrated power supply device has the advantages of high integration, light weight, ultra-thin, flexibility and the like, and can be attached to curved surfaces such as curved roofs, automobiles, unmanned aerial vehicles and the like, wherein the flexible solar cell array 2 can convert into current when the illumination is sufficient in the daytime, the current is generated by rectifying and inverting the current through the micro control module 6, and the redundant current is transmitted to the flexible energy storage module 5 for storage/charging, so that the flexible energy storage module 5 is utilized to discharge the outside when the illumination is insufficient in the dark, and continuous power supply is realized.
The above is only a preferred embodiment of the present application, and the present application is not limited to the above examples. It is to be understood that other modifications and variations which may be directly derived or contemplated by those skilled in the art without departing from the spirit and concepts of the present application are deemed to be included within the scope of the present application.
Claims (9)
1. The utility model provides a flexible photovoltaic energy storage control integrated power supply device which characterized in that, includes flexible photovoltaic module, flexible energy storage module, miniature control module, flexible energy storage module with miniature control module encapsulates in the structure, the structure sets up flexible photovoltaic module's below, the structure adopts fiber reinforcement material or special engineering plastics to make, flexible photovoltaic module with flexible energy storage module passes through miniature control module links to each other.
2. The flexible photovoltaic energy storage control integrated power supply device according to claim 1, further comprising a shaping layer arranged between the flexible photovoltaic module and the structural member, wherein the shaping layer is a polymer material film, and the thickness range is 0.01 mm-2 mm.
3. The flexible photovoltaic energy storage control integrated power supply device according to claim 2, wherein the flexible photovoltaic module, the flexible energy storage module and the cables of the micro control module are integrated in a three-dimensional printed circuit, and the printed circuit is embedded below or inside the shaping layer.
4. A flexible photovoltaic energy storage control integrated power supply device according to claim 3, wherein holes are formed at the positive and negative poles of the shaping layer corresponding to the flexible photovoltaic module and at the first port of the structural member corresponding to the micro control module, and the micro control module is electrically connected with the flexible photovoltaic module through the printed circuit; and opening holes at the position of the structural part corresponding to the anode and the cathode of the flexible energy storage module and at the second port of the micro control module, and realizing the electrical connection between the micro control module and the flexible energy storage module through the printed circuit.
5. The flexible photovoltaic energy storage control integrated power unit of claim 1, wherein the flexible photovoltaic module comprises a flexible solar cell array as an integrated power unit and a flexible transparent film disposed thereon;
the flexible solar cell adopts a thin film solar cell or an ultrathin crystalline silicon solar cell, and the thickness of the flexible solar cell is not more than 0.1mm; the flexible transparent film is made of transparent polymer material, and the thickness range is 0.005 mm-2 mm.
6. The flexible photovoltaic energy storage control integrated power supply device according to claim 1, wherein the flexible energy storage module is a flexible solid state energy storage battery or an energy storage battery pack with flexible connection, and the thickness of the flexible energy storage module is not more than 100mm.
7. The flexible photovoltaic energy storage control integrated power supply device according to claim 1, wherein the micro control module comprises a rectifying functional circuit and an inverting functional circuit, and the thickness of the micro control module is not more than 100mm.
8. The integrated power supply device for flexible photovoltaic energy storage control according to claim 5, wherein the thickness range of the lamination bonding between the flexible solar cell array and the flexible transparent film, between the structural member and the flexible solar cell array is 0.01 mm-2 mm, or the bonding is performed by adopting rubber or resin materials.
9. The flexible photovoltaic energy storage control integrated power unit of claim 1 wherein the structural member has a four-wall thickness of no more than 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410089114.1A CN117937674A (en) | 2024-01-22 | 2024-01-22 | Flexible photovoltaic energy storage control integrated power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410089114.1A CN117937674A (en) | 2024-01-22 | 2024-01-22 | Flexible photovoltaic energy storage control integrated power supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117937674A true CN117937674A (en) | 2024-04-26 |
Family
ID=90756847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410089114.1A Pending CN117937674A (en) | 2024-01-22 | 2024-01-22 | Flexible photovoltaic energy storage control integrated power supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117937674A (en) |
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2024
- 2024-01-22 CN CN202410089114.1A patent/CN117937674A/en active Pending
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