CN105206857B - A kind of redox flow battery energy storage system for carrying electrolyte storage chamber - Google Patents
A kind of redox flow battery energy storage system for carrying electrolyte storage chamber Download PDFInfo
- Publication number
- CN105206857B CN105206857B CN201510561262.XA CN201510561262A CN105206857B CN 105206857 B CN105206857 B CN 105206857B CN 201510561262 A CN201510561262 A CN 201510561262A CN 105206857 B CN105206857 B CN 105206857B
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- Prior art keywords
- electrolyte
- battery
- storage chamber
- storage system
- collector plate
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/18—Regenerative fuel cells, e.g. redox flow batteries or secondary fuel cells
- H01M8/184—Regeneration by electrochemical means
- H01M8/188—Regeneration by electrochemical means by recharging of redox couples containing fluids; Redox flow type batteries
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
A kind of redox flow battery energy storage system for carrying electrolyte storage chamber.Whole energy-storage system includes plastic casing, graphite electrode, collector plate, barrier film, fastening bolt, battery electrode.Electrolyte storage chamber is integrated in one by the redox flow battery energy storage system with liquid stream battery stack, while substitutes stacked battery pile by the board-like monomer liquid galvanic battery of length, largely simplifies battery pile production technology.By the applied voltage between battery plus-negative plate in charging process, make ion in electrolyte that variation of valence occur, so as to reach the purpose of storing energy i.e. charging process；Variation of valence is occurred by both positive and negative polarity electrolyte storage chamber potential official post electrolyte inner ion during electric discharge, electric charge displacement produces electric current output.
Description
Technical field
The present invention relates to flow battery technology field, more particularly, to a kind of liquid stream electricity for carrying electrolyte storage chamber
Pond energy-storage system.
Background technology
Existing redox flow battery energy storage system is typically made up of battery pile, circulating pump and electrolyte storage tank three parts, structure
Complexity, assembling pipeline is more, and mounting process requires high；Its battery pile be multilayer single battery group into stacked liquid stream battery stack, it is right
The requirement of sealing is high, packaging technology is complicated；Electrolyte storage tank separately designs with battery pile, the electricity in storage tank and battery pile
Solution liquid, which exchanges, to be needed to realize by circulating pump, and the use of circulating pump adds the cost and technological requirement of battery system.
The content of the invention
It is an object of the invention to in place of existing redox flow battery energy storage system above shortcomings, there is provided one kind is certainly
Redox flow battery energy storage system with electrolyte storage chamber, electrolyte storage chamber is integrated in one with liquid stream battery stack, while by growing
Board-like monomer flow battery substituted layer stacked battery pile, largely simplify battery pile production technology.
Its technology is achieved in that including plastic casing, graphite electrode, collector plate, barrier film, fastening bolt, battery electricity
Pole, it is characterised in that：Whole redox flow battery energy storage system is sealed in the plastic casing of two and half rectangles, outside two halves rectangular plastic
Shell connects into a complete rectangular duct by the equidistant fastening bolt of a row, is set on the inside of plastic casing at closed end
There are two necks, graphite electrode and collector plate to be fixed on by neck on the inside of plastic casing, plastic casing is drawn in collector plate one end
Form battery electrode, be equipped with selective ion exchange membrane along faying face direction among two halves rectangular plastic shell, selectivity from
Electrolyte reaction chamber is formed between proton exchange and upper and lower two collector plate, electrolyte is formed between plastic casing and graphite electrode
Storage chamber, graphite electrode are porous graphite electrode, and electrolyte storage chamber can be by porous with the electrolyte in electrolyte reaction chamber
Graphite electrode swaps.
Described collector plate is netted or porous metals collector plate.
Brief description of the drawings
Fig. 1 is flow battery system cross-sectional structure schematic diagram of the present invention.
Fig. 2 is flow battery system longitudinal profile structure schematic of the present invention.
Wherein, 1- plastic casings, 2- electrolyte storage chambers, 3- graphite electrodes, 4- collector plates, 5- electrolyte reaction chambers, 6-
Selective ion exchange membrane, 7- necks, 8- fastening bolts, 9- battery electrodes.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
A kind of flow battery system for carrying electrolyte storage chamber, including positive pole and negative pole, barrier film, anode electrolyte and negative
Pole electrolyte, respectively with the A containing different valence staten+/A(n+x)+、Bm+/B(m+y)+The positive and negative the two poles of the earth of the solution of ion as battery
Redox reaction electrolyte, positive and negative electrode electrolyte is stored respectively in two electrolyte storage chambers, positive and negative electrode electrolyte
Reacting environment's (electrolyte reaction chamber) is penetrated into by porous graphite electrode and carries out redox to realize charge and discharge process.
See accompanying drawing 1,2, whole redox flow battery energy storage system is sealed in the plastic casing 1 of two and half rectangles, two halves rectangle
Plastic casing 1 connects into a complete rectangular duct by the equidistant fastening bolt 8 of a row, and plastic casing inner side is close to be closed
Close and the inner side of plastic casing 1, the one end of collector plate 4 are fixed on by neck provided with two necks 7, graphite electrode 3 and collector plate 4 at end
Draw plastic casing 1 and form battery electrode 9, lay selective ion along faying face direction among two halves rectangular plastic shell 1
Exchange membrane 6, electrolyte reaction chamber 5, plastic casing 1 and stone are formed between selective ion exchange membrane 6 and upper and lower two collector plate 4
Black electricity forms electrolyte storage chamber 2 between 3 poles, and graphite electrode 3 is porous graphite electrode, and electrolyte storage chamber 2 and electrolyte are anti-
The electrolyte in chamber 5 is answered to be swapped by porous graphite electrode 3.
See accompanying drawing 1,2, flow battery system positive and negative electrode connects with power supply or load, divides in positive and negative electrode electrolyte storage chamber
A Tian Chong not containedn+/A(n+x)+Ion and Bm+/B(m+y)+The positive and negative electrode electrolyte of ion, electrolyte can pass through porous graphite electrode
Infiltrate into progress discharge and recharge reaction at the selective ion exchange membrane of electrolyte reaction chamber.By positive and negative in battery in charging process
Interpolar applied voltage, make ion in electrolyte that variation of valence occur, so as to reach the purpose of storing energy i.e. charging process；During electric discharge
Variation of valence is occurred by both positive and negative polarity electrolyte storage chamber potential official post electrolyte inner ion, electric charge displacement produces electric current
Output is discharge process.
During discharge and recharge, the redox reaction occurred in battery is as follows：
Positive pole：
Negative pole：
Claims (2)
1. a kind of redox flow battery energy storage system for carrying electrolyte storage chamber, including plastic casing, graphite electrode, collector plate, choosing
Selecting property amberplex, fastening bolt, battery electrode, it is characterised in that：Whole redox flow battery energy storage system is sealed in two and half
In the plastic casing of rectangle, two halves rectangular plastic shell connects into a complete rectangle by the equidistant fastening bolt of a row
Pipeline, plastic casing inner side are provided with two necks at closed end, and graphite electrode and collector plate are fixed on plastics by neck
On the inside of shell, collector plate one end draws plastic casing and forms battery electrode, along faying face direction among two halves rectangular plastic shell
Selective ion exchange membrane is equipped with, electrolyte reaction chamber, modeling are formed between selective ion exchange membrane and upper and lower two collector plate
Expect to form electrolyte storage chamber between shell and graphite electrode, graphite electrode is porous graphite electrode, electrolyte storage chamber and electricity
Electrolyte in solution liquid reaction chamber can be swapped by porous graphite electrode.
2. the redox flow battery energy storage system according to claim 1 for carrying electrolyte storage chamber, it is characterised in that described
Collector plate is netted or porous metals collector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561262.XA CN105206857B (en) | 2015-09-07 | 2015-09-07 | A kind of redox flow battery energy storage system for carrying electrolyte storage chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561262.XA CN105206857B (en) | 2015-09-07 | 2015-09-07 | A kind of redox flow battery energy storage system for carrying electrolyte storage chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105206857A CN105206857A (en) | 2015-12-30 |
| CN105206857B true CN105206857B (en) | 2018-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510561262.XA Active CN105206857B (en) | 2015-09-07 | 2015-09-07 | A kind of redox flow battery energy storage system for carrying electrolyte storage chamber |
Country Status (1)
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| CN (1) | CN105206857B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4485154A (en) * | 1981-09-08 | 1984-11-27 | Institute Of Gas Technology | Electrically rechargeable anionically active reduction-oxidation electrical storage-supply system |
| DK2514015T3 (en) * | 2009-12-18 | 2015-07-20 | United Technologies Corp | CURRENT BATTERY WITH COMPLETE CURRENT FIELD |
| CN102237541A (en) * | 2010-04-23 | 2011-11-09 | 比亚迪股份有限公司 | Electrolytic solution for total Fe flow cells and single electrolyte total Fe flow cell |
| CN102306814A (en) * | 2011-08-17 | 2012-01-04 | 中国东方电气集团有限公司 | Redox flow cell system and control method and device thereof |
| KR101463732B1 (en) * | 2012-01-13 | 2014-11-21 | 세하특허 주식회사 | Redox flow battery using an graphene electrode |
| KR101570700B1 (en) * | 2013-11-11 | 2015-11-30 | 한국에너지기술연구원 | Manifold and Redox Flow Battery Including the Same |
| CN204348822U (en) * | 2014-12-11 | 2015-05-20 | 中国华能集团清洁能源技术研究院有限公司 | A kind of redox flow cell device |
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2015
- 2015-09-07 CN CN201510561262.XA patent/CN105206857B/en active Active
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| Publication number | Publication date |
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| CN105206857A (en) | 2015-12-30 |
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