CN102361103A - Photovoltaic secondary battery - Google Patents
Photovoltaic secondary battery Download PDFInfo
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- CN102361103A CN102361103A CN2011103303765A CN201110330376A CN102361103A CN 102361103 A CN102361103 A CN 102361103A CN 2011103303765 A CN2011103303765 A CN 2011103303765A CN 201110330376 A CN201110330376 A CN 201110330376A CN 102361103 A CN102361103 A CN 102361103A
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- photovoltaic
- storage battery
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- secondary battery
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention discloses a photovoltaic secondary battery combining a photovoltaic battery and a storage battery into one, and a photovoltaic module, systems and the like applying the photovoltaic secondary battery. The integrated photovoltaic secondary battery is manufactured by utilizing independent finished products or intermediate products of a sheet type photovoltaic battery and a sheet type storage battery by means of bonding, bolt connection, frame fixation or total vapor deposition. The photovoltaic battery and the storage battery in the photovoltaic secondary battery are in sheet structures commonly, but the storage battery is in a strip structure under extreme conditions, so that an organic integrity is combined and formed to be applied to the systems such as photovoltaic modules, photovoltaic buildings, photovoltaic off-grid power stations and the like.
Description
Technical field
The present invention relates to photovoltaic cell and energy storage battery field, particularly a kind of structure, manufacturing approach and application thereof that solar-energy photo-voltaic cell and storage battery is combined photovoltaic secondary battery, especially this photovoltaic secondary battery of being integrally formed.
Background technology
Based on the hope that solves energy crisis, the development cleaning renewable energy resources, photovoltaic technology grows up strong and sturdy, flourish.The photovoltaic technology development will wherein, will become one of following main pattern of using with the common use of storage battery to the extensive centralized power generation of tradition, remote power feeding, interchange electricity consumption mode producing subversiveness influence.
At present, materials such as polysilicon, monocrystalline silicon, thin film silicon, CdTe, CI (G) S have all been realized industrialization for the photovoltaic product that basis generation photovoltaic effect, development obtain.The basis of photovoltaic product is an above-mentioned material, when forming product, generally need combine with glass, plastics or metal substrate, promptly becomes photovoltaic panel and sells, uses.
The application of photovoltaic electric energy has two types, and being connected with traditional electrical network generates electricity by way of merging two or more grid systems application or combine to leave net with storage battery uses.In future, using from net will be more extensively, conveniently.The basis of using from net is to combine with storage battery, because photovoltaic generation only could produce electric energy having under the environment of the sun, whenever the use electric energy then possibly be.
Storage battery is used widely, and it is extremely huge that the storage battery industry has developed, and lead-acid battery, lithium ion battery, ickel-cadmium cell, Ni-MH battery, flow battery, ultracapacitor etc. obtain numerous application as storage battery.
Conventional storage battery be characterized as anode pole piece, cathode pole piece, barrier film lamination, according to coilings such as shell characteristics, add electrolyte and also change into.
Storage battery has obtained widespread usage in photovoltaic application, still, the two divides usually.
The present invention proposes the integrated scheme of photovoltaic secondary battery, form unique photovoltaic secondary battery, have simple and beautiful structure, integrated level height, make, advantages such as inexpensive, convenient are installed, large-scale application is safer, reliability is high.
Summary of the invention
The present invention proposes photovoltaic secondary battery, especially its integral structure, manufacturing approach and application that photovoltaic cell and storage battery combine to form a kind of new structure characteristic.Conventional photovoltaic cell separates with storage battery, the invention provides integral structure and technology of preparing.The integral structure does; Storage battery is connected the whole photovoltaic secondary battery of formation with photovoltaic panel; Wherein, photovoltaic panel and storage battery are generally flake structure, but storage battery is a list structure under the maximum conditions that single storage battery overall dimension reduces; The interior pole piece of storage battery this moment is a winding-structure, and photovoltaic panel and storage battery are combined into integral body.Photovoltaic panel perhaps equates (perhaps approximately equal) with the surface area of storage battery, and perhaps the photovoltaic panel area is the integral multiple (perhaps approximate integral multiple) of storage battery area, and perhaps the storage battery area is the integral multiple (perhaps approximate integral multiple) of photovoltaic panel area.
Outside the integral photovoltaic secondary cell, there is independently controller, be used to mate charge-discharge performance that electric energy that photovoltaic cell produces and storage battery require, load performance requirement to storage battery, and the performance of storage battery, photovoltaic cell monitored etc.Core is controlled as follows: 1) output voltage with photovoltaic cell is transformed to the input voltage that storage battery requires; 2) minimum, the highest input current and the maximum power capacity setting, require according to storage battery have been deposited electric energy analysis through electric energy and storage battery that photovoltaic cell is produced, confirm to open or close the charging of photovoltaic cell to storage battery; 3) according to the demand of load to electric energy, through analyzing accumulators store electric energy present situation, confirm to open or close to electric, or the like.
The architectural feature of photovoltaic secondary battery and manufacturing technology do, photovoltaic panel and secondary accumulator battery that conventional method is made, and photovoltaic cell and/or storage battery are separate sheets type finished products, or article wherein.
The general using frame is fixed, bolt connects, or method such as bonding link together formation photovoltaic secondary battery (Fig. 4); Perhaps; In the part that combines with photovoltaic panel, storage battery does not need electrode base board (perhaps being called Package casing, article in the middle of a kind of storage battery); Electrode slice directly with the backboard of photovoltaic panel through frame fix, bolt is connected, perhaps method such as bonding links together formation photovoltaic secondary battery (Fig. 5); Perhaps, in the part that contacts with the thin slice storage battery, photovoltaic panel is not increasing backboard (article in the middle of a kind of photovoltaic cell), directly through frame fix, bolt connects, or method such as bonding and storage battery be combined as a whole formation photovoltaic secondary battery (Fig. 6); Perhaps; Combine local with storage battery in photovoltaic panel; Promptly do not need the backboard (article in the middle of a kind of photovoltaic cell) on the photovoltaic panel; Do not need the substrate (a kind of storage battery in the middle of article) on the storage battery yet, and directly through frame fix, bolt connects, or method combination such as bonding, formation photovoltaic secondary battery (Fig. 7).
For film-type photovoltaic cell and storage battery, can directly form film-type photovoltaic secondary battery (Fig. 8) through vapour deposition.Detailed process is: 1) printing opacity base version 1 is prepared like thin polymer film; 2) deposition non-proliferation dielectric film 2; Deposition process comprises physical gas-phase deposite methods such as magnetron sputtering, radio frequency sputtering, vapor deposition; Perhaps chemical vapor deposition (CVD) such as hot CVD, PECVD method; Perhaps wet chemical method such as sol-gel process, chemical precipitation method etc., these deposition processs are equally applicable to the back thin film deposition; The non-proliferation dielectric film is like SiO
2, Al
2O
3Deng having electric insulation, can preventing the film of ions diffusion etc.; 3) on the dielectric film basis, deposition of transparent conductive film 3 is like FTO, AZO etc.; 4) deposition P type semiconductor film 4, I type semiconductor films 5, N type semiconductor film 6; 5) follow deposition of transparent conductive film 7 and current collection tunic 8; 6) follow deposit film negative pole 9, solid electrolyte 10 and film anodal 11; 7) then deposit current collection tunic 12; 8) utilize mask, laser scribing or welding lead method to make transparency conducting layer 3 be connected and draw and form electrode wires 13 with current collection tunic 12, and on current collection tunic 8 extraction electrode line 14, thereby form complete photovoltaic secondary battery system.9) except that above-mentioned single-unit film photovoltaic cell and film storage battery form photovoltaic secondary battery, can also several cluster film photovoltaic secondary batteries series connection be connected with a cluster film storage battery (as, organize PIN film solid more and superpose; The PIN film cascade is organized on perhaps same plane more) the formation photovoltaic secondary battery.
Involved photovoltaic panel can be the photovoltaic panel that monocrystalline silicon, polysilicon, thin film silicon, CdTe, CI (G) S etc. form for the photovoltaic basis.
Related storage battery is the secondary cell that can repeatedly discharge and recharge.Storage battery can be lead-acid battery, lithium ion battery, ickel-cadmium cell, Ni-MH battery, ultracapacitor, solid electrolyte cell, other film-type batteries of flake structure (strip under the maximum conditions) etc.
Related photovoltaic cell that is applied to and storage battery can be separate sheets type finished products, or article wherein, wherein between described in article form such as the front summary of the invention.
The method of related photovoltaic cell and being integrally formed of storage battery comprises that bonding, bolt are connected, framework connects or vapour deposition etc. fully, with and concrete grammar and articles for use.
Involved photovoltaic secondary battery substrate can be glass, metallic plate or fexible film etc.
The part that all are relevant with the application of photovoltaic secondary battery, as be used for BIPV, photovoltaic plant, photovoltaic illumination, photovoltaic storage battery device, photovoltaic driving, photovoltaic power etc., be the related protection range of the application.
The controller relevant with photovoltaic secondary battery, circuit engineering etc. as the critical component that is specifically designed to the photovoltaic secondary battery application controls, are similarly the related protection range of the application.
Description of drawings:
Fig. 1, photovoltaic secondary battery overall schematic (the photovoltaic battery panel area is identical with the storage battery plants area), among the figure, 1: photovoltaic battery panel; 2: storage battery plants; 3: controller; 4: lead
Fig. 2, photovoltaic secondary battery overall schematic (photovoltaic battery panel area integral multiple storage battery plants area), among the figure, 1: photovoltaic battery panel; 2: storage battery plants; 3: controller; 4: lead
Fig. 3, photovoltaic secondary battery overall schematic (storage battery plants area integral multiple photovoltaic battery panel area), among the figure, 1: photovoltaic battery panel; 2: storage battery plants; 3: controller; 4: lead
Fig. 4, photovoltaic secondary battery structural representation (independent photovoltaic plate and self-contained storage battery plate synthesize photovoltaic secondary battery), among the figure, 1: the photovoltaic panel photic zone; 2: the photovoltaic active layer; 3: the photovoltaic panel backboard; 4 and 6: the storage battery substrate; 5: the storage battery active layer
Fig. 5, photovoltaic secondary battery structural representation (independent photovoltaic plate and half of substrate storage battery plants synthesize photovoltaic secondary battery), among the figure, 1: the photovoltaic panel photic zone; 2: the photovoltaic active layer; 3: the photovoltaic panel backboard; 5: the storage battery active layer; 6: the storage battery substrate
Fig. 6, photovoltaic secondary battery structural representation (no photovoltaic backboard plate and self-contained storage battery plate synthesize photovoltaic secondary battery), among the figure, 1: the photovoltaic panel photic zone; 2: the photovoltaic active layer; 4 and 6: the storage battery substrate; 5: the storage battery active layer
Fig. 7, photovoltaic secondary battery structural representation (no photovoltaic backboard plate and half of substrate storage battery plants synthesize photovoltaic secondary battery), among the figure, 1: the photovoltaic panel photic zone; 2: the photovoltaic active layer; 4: separator; 5: the storage battery active layer; 6: the storage battery substrate
Fig. 8, photovoltaic secondary battery structural representation (film photovoltaic cell and film storage battery form the film photovoltaic secondary cell), among the figure, 1: transparent substrates; 2: barrier layer; 3: transparency conducting layer; 4:P type layer; 5:I type layer; 6:N type layer; 7: transparency conducting layer; 8: current collection layer; 9: film cathode; 10: solid electrolyte; 11: film is anodal; 12: current collection layer; 13,14: lead.
Embodiment:
Embodiment
1) utilizes quartz glass as substrate 1, utilize homemade, as to have multinomial functions such as sputter, evaporation, PECVD vapor deposition apparatus to carry out the subsequent thin film deposition; 2) utilize sputtering technology deposition SiO
2Film, AZO film are respectively as nonproliferation film 2 and nesa coating 3; 3) then utilize PECVD deposition techniques B doped amorphous silicon film 4, pure silicon film 5, P doping silicon fiml 6, form the photovoltaic active layer; 4) sputtering sedimentation AZO and Ag film are respectively as nesa coating 7 and collector electrode 8; 5) hydatogenesis C film 9, LiONP film 10, Li
2MnO
2Film 11 forms the secondary cell active layer; 6) last sputtering sedimentation Cu film is as collector electrode 12.7) utilize ultra-sonic welded that transparency conducting layer 3 is connected with collector electrode 12 and form the lead-in wire 13, and on collector electrode 8 welding lead, the capping of being correlated with, packing.Finally obtain the film photovoltaic secondary cell.
Claims (10)
1. a photovoltaic secondary battery is characterized in that: photovoltaic cell and storage battery are united two into one.
2. photovoltaic secondary battery according to claim 1 is characterized in that: photovoltaic cell is that polysilicon, monocrystalline silicon, thin film silicon or CIS, CIGS, CdTe are the photovoltaic panel that basic photovoltaic effect forms.
3. photovoltaic secondary battery according to claim 1 is characterized in that: storage battery is lead-acid battery, ickel-cadmium cell, Ni-MH battery, lithium ion battery, solid electrolyte cell, flow battery or ultracapacitor.
4. photovoltaic secondary battery according to claim 1 is characterized in that: photovoltaic cell and storage battery have the area of being equal to, approximate be equal between area or the two area each other the integral multiple relation or be similar to the integral multiple relation.
5. photovoltaic secondary battery according to claim 1 is characterized in that: photovoltaic cell and/or storage battery are separate sheets type finished products, or article wherein.
6. photovoltaic secondary battery according to claim 1 is characterized in that: photovoltaic cell and storage battery through bonding, bolt is connected, framework connects or complete vapour deposition is integrally formed structure.
7. photovoltaic secondary battery according to claim 1 is characterized in that: employing single-unit film photovoltaic cell and single-unit film storage battery form photovoltaic secondary battery or a few cluster film photovoltaic secondary battery is connected and a cluster film storage battery is connected to form photovoltaic secondary battery.
8. photovoltaic secondary battery according to claim 1 is characterized in that: photovoltaic panel and storage battery are flake structure or list structure.
9. photovoltaic secondary battery according to claim 1; It is characterized in that: outside the integral photovoltaic secondary cell; There is independently controller; Be used to mate charge-discharge performance that electric energy that photovoltaic cell produces and storage battery require, load performance requirement, and the performance of storage battery, photovoltaic cell is monitored storage battery.
10. according to the application of described any one photovoltaic secondary battery of claim 1～9 in BIPV, photovoltaic illumination, photovoltaic plant, photovoltaic driving, photovoltaic storage battery device, photovoltaic power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103303765A CN102361103A (en) | 2011-10-26 | 2011-10-26 | Photovoltaic secondary battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103303765A CN102361103A (en) | 2011-10-26 | 2011-10-26 | Photovoltaic secondary battery |
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|---|---|
| CN102361103A true CN102361103A (en) | 2012-02-22 |
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| CN2011103303765A Pending CN102361103A (en) | 2011-10-26 | 2011-10-26 | Photovoltaic secondary battery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637896A (en) * | 2012-04-19 | 2012-08-15 | 北京理工大学 | Photo-assisted chargeable lithium ion secondary battery |
| CN107195703A (en) * | 2017-02-17 | 2017-09-22 | 全普光电科技(上海)有限公司 | Graphene film base light energy battery, luminous energy mobile phone |
| CN108963026A (en) * | 2018-06-21 | 2018-12-07 | 中国电子科技集团公司第四十八研究所 | A kind of electrification energy storage one electrochemical cell and preparation method thereof |
-
2011
- 2011-10-26 CN CN2011103303765A patent/CN102361103A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102637896A (en) * | 2012-04-19 | 2012-08-15 | 北京理工大学 | Photo-assisted chargeable lithium ion secondary battery |
| CN107195703A (en) * | 2017-02-17 | 2017-09-22 | 全普光电科技(上海)有限公司 | Graphene film base light energy battery, luminous energy mobile phone |
| CN108963026A (en) * | 2018-06-21 | 2018-12-07 | 中国电子科技集团公司第四十八研究所 | A kind of electrification energy storage one electrochemical cell and preparation method thereof |
| CN108963026B (en) * | 2018-06-21 | 2020-10-23 | 中国电子科技集团公司第四十八研究所 | Power generation and energy storage integrated battery and manufacturing method thereof |
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Application publication date: 20120222 |