CN105206857A - Energy storage system with electrolyte storage chambers for redox flow battery - Google Patents
Energy storage system with electrolyte storage chambers for redox flow battery Download PDFInfo
- Publication number
- CN105206857A CN105206857A CN201510561262.XA CN201510561262A CN105206857A CN 105206857 A CN105206857 A CN 105206857A CN 201510561262 A CN201510561262 A CN 201510561262A CN 105206857 A CN105206857 A CN 105206857A
- Authority
- CN
- China
- Prior art keywords
- electrolyte
- redox flow
- flow battery
- energy storage
- storage system
- 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.)
- Granted
Links
Classifications
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The invention discloses an energy storage system with electrolyte storage chambers for a redox flow battery. The whole energy storage system comprises plastic casings, graphite electrodes, collector plates, a diaphragm, fastening bolts and a battery electrode; the energy storage system for the redox flow battery integrates the electrolyte storage chambers with a redox flow battery stack; meanwhile, a long-plate-type single redox flow battery is used to replace a layer-built battery stack, so that a production technology of the battery stack is simplified to a greater degree; in a charging process, the valence of ions in electrolyte is changed by applying voltage between a positive electrode and a negative electrode of the battery, so that the aim of storing energy, namely charging, is achieved; during discharging, the valence of the ions in the electrolyte is changed by using potential difference of the electrolyte storage chambers for the positive electrode and the negative electrode, so that a process, namely a discharging process, that charges directionally move to generate current for outputting, is realized.
Description
Technical field
The present invention relates to flow battery technology field, more specifically, relate to a kind of redox flow battery energy storage system carrying electrolyte storage chamber.
Background technology
Existing redox flow battery energy storage system generally by battery pile, circulating pump and electrolyte storage tank three part form, complex structure, assembling pipeline many, mounting process require high; Its battery pile is the stacked liquid stream battery stack of multilayer monocell composition, high to the requirement of sealing, packaging technology is complicated; Electrolyte storage tank and battery pile are separated and are designed, and the exchange of electrolyte in storage tank and battery pile needs to be realized by circulating pump, and the use of circulating pump adds cost and the technological requirement of battery system.
Summary of the invention
The object of the invention is to for existing redox flow battery energy storage system above shortcomings part, a kind of redox flow battery energy storage system carrying electrolyte storage chamber is provided, electrolyte storage chamber and liquid stream battery stack are integrated in one, simultaneously by long slab formula monomer liquid galvanic battery substituted layer stacked battery pile, simplify battery pile production technology largely.
Its technology realizes like this, comprise plastic casing, graphite electrode, collector plate, barrier film, fastening bolt, battery electrode, it is characterized in that: whole redox flow battery energy storage system is sealed in the plastic casing of two and half rectangles, two halves rectangular plastic shell connects into a complete rectangular duct by the equally spaced fastening bolt of a row, two draw-in grooves are provided with near closing end place inside plastic casing, graphite electrode and collector plate are fixed on inside plastic casing by draw-in groove, collector plate one end is drawn plastic casing formation battery and just (is born) pole, selective ion exchange membrane is equipped with along faying face direction in the middle of two halves rectangular plastic shell, selective ion exchange membrane and upper, (bearing) pole electrolyte reaction chamber is just being formed between lower two collector plates, electrolyte storage chamber is formed between plastic casing and graphite electrode.
Described collector plate is netted or porous metals collector plate.
Described graphite electrode is porous graphite electrode, and the electrolyte in electrolyte storage chamber and electrolyte reaction chamber exchanges by porous graphite electrode.
Accompanying drawing explanation
Fig. 1 is flow battery system cross-sectional structure schematic diagram of the present invention.
Fig. 2 is flow battery system longitudinal profile structural representation of the present invention.
Wherein, 1-plastic casing, 2-electrolyte storage chamber, 3-graphite electrode, 4-collector plate, 5-electrolyte reaction chamber, 6-selective ion exchange membrane, 7-draw-in groove, 8-fastening bolt, 9-battery just (bears) pole.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Carry a flow battery system for electrolyte storage chamber, comprise positive pole and negative pole, barrier film, anode electrolyte and electrolyte liquid, respectively with the A containing different valence state
n+/ A
(n+x)+, B
m+/ B
(m+y)+the solution of ion is as positive and negative the two poles of the earth redox reaction electrolyte of battery, be stored in by positive and negative electrode electrolyte in two electrolyte storage chambers respectively, positive and negative electrode electrolyte penetrates into reacting environment's (electrolyte reaction chamber) 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 rectangular plastic shell 1 connects into a complete rectangular duct by the equally spaced fastening bolt 8 of a row, two draw-in grooves 7 are provided with near closing end place inside plastic casing, graphite electrode 3 and collector plate 4 are fixed on inside plastic casing 1 by draw-in groove, collector plate 4 one end extraction plastic casing 1 forms battery and just (bears) pole 9, selective ion exchange membrane 6 is equipped with along faying face direction in the middle of two halves rectangular plastic shell 1, selective ion exchange membrane 6 is with upper, (bearing) pole electrolyte reaction chamber 5 is just being formed between lower two collector plates 4, electrolyte storage chamber 2 is formed between plastic casing 1 and graphite electricity 3 poles.
See accompanying drawing 1,2, flow battery system positive and negative electrode is connected with power supply or load, fills respectively containing A in positive and negative electrode electrolyte storage chamber
n+/ A
(n+x)+ion and B
m+/ B
(m+y)+the positive and negative electrode electrolyte of ion, the selective ion exchange membrane place that electrolyte infiltrates into electrolyte reaction chamber by porous graphite electrode carries out discharge and recharge reaction.By applied voltage between battery plus-negative plate in charging process, make ion generation variation of valence in electrolyte, thus reach storage power object and charging process; By both positive and negative polarity electrolyte storage chamber electromotive force official post electrolyte inner ion generation variation of valence during electric discharge, the generation current output of electric charge displacement and discharge process.
During discharge and recharge, the redox reaction occurred in battery is as follows:
。
Claims (3)
1. one kind carries the redox flow battery energy storage system of electrolyte storage chamber, comprise plastic casing, graphite electrode, collector plate, selective ion exchange membrane, fastening bolt, battery electrode, it is characterized in that: whole redox flow battery energy storage system is sealed in the plastic casing of two and half rectangles, two halves rectangular plastic shell connects into a complete rectangular duct by the equally spaced fastening bolt of a row, two draw-in grooves are provided with near closing end place inside plastic casing, graphite electrode and collector plate are fixed on inside plastic casing by draw-in groove, collector plate one end is drawn plastic casing formation battery and just (is born) pole, selective ion exchange membrane is equipped with along faying face direction in the middle of two halves rectangular plastic shell, selective ion exchange membrane and upper, (bearing) pole electrolyte reaction chamber is just being formed between lower two collector plates, electrolyte storage chamber is formed between plastic casing and graphite electrode.
2. the redox flow battery energy storage system carrying electrolyte storage chamber according to claim 1, is characterized in that, described collector plate is netted or porous metals collector plate.
3. the redox flow battery energy storage system carrying electrolyte storage chamber according to claim 1, it is characterized in that, described graphite electrode is porous graphite electrode, and the electrolyte in electrolyte storage chamber and electrolyte reaction chamber exchanges by porous graphite electrode.
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 true CN105206857A (en) | 2015-12-30 |
| CN105206857B CN105206857B (en) | 2018-02-06 |
Family
ID=54954393
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)
| Country | Link |
|---|---|
| CN (1) | CN105206857B (en) |
Citations (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 |
| 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 |
| CN102652374A (en) * | 2009-12-18 | 2012-08-29 | 联合工艺公司 | Flow battery with interdigitated flow field |
| KR20130083643A (en) * | 2012-01-13 | 2013-07-23 | 위순명 | Redox flow battery using an graphene electrode |
| US20140199564A1 (en) * | 2011-08-17 | 2014-07-17 | Dongfang Electric Corporation | Flow battery system, and control method and device thereof |
| 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 |
| KR20150055154A (en) * | 2013-11-11 | 2015-05-21 | 한국에너지기술연구원 | Manifold and Redox Flow Battery Including the Same |
-
2015
- 2015-09-07 CN CN201510561262.XA patent/CN105206857B/en active Active
Patent Citations (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 |
| CN102652374A (en) * | 2009-12-18 | 2012-08-29 | 联合工艺公司 | Flow battery with interdigitated flow 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 |
| US20140199564A1 (en) * | 2011-08-17 | 2014-07-17 | Dongfang Electric Corporation | Flow battery system, and control method and device thereof |
| KR20130083643A (en) * | 2012-01-13 | 2013-07-23 | 위순명 | Redox flow battery using an graphene electrode |
| KR20150055154A (en) * | 2013-11-11 | 2015-05-21 | 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105206857B (en) | 2018-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Reed et al. | Performance of Nafion® N115, Nafion® NR-212, and Nafion® NR-211 in a 1 kW class all vanadium mixed acid redox flow battery | |
| KR101335544B1 (en) | Redox flow battery | |
| CN102290593A (en) | Flow cell stack and flow cell system with same | |
| CN102136594A (en) | Double-power liquid stream battery electric pile structure and liquid stream battery containing electric pile | |
| JP2016535408A (en) | New flow battery and its use | |
| JP2011530271A5 (en) | ||
| CN105789737A (en) | Metal/air battery pack | |
| CN110112439B (en) | Dynamic circulating and filtering device for electrolyte of metal-air battery | |
| KR101163996B1 (en) | a redox flow secondary cell having metal foam electrodes | |
| CN201956424U (en) | Double power fluid redox cell stack structure | |
| CN105006600A (en) | Magnesium alloy storage battery | |
| CN105280943B (en) | A kind of full manganese flow battery | |
| CN201936962U (en) | Lead-acid storage battery made of carbon fiber electrode plates | |
| KR20160082372A (en) | Redox flow battery that do not contain physically seperation the electrolyte layer part and stacked redox flow secondary battery | |
| CN201985208U (en) | Flow redox cell pile structure with insulation plates for electrolyte feed | |
| CN1848506A (en) | Vanadium ion liquid flow accumulator battery | |
| CN105206857A (en) | Energy storage system with electrolyte storage chambers for redox flow battery | |
| CN202601423U (en) | Super-capacitance lithium-air battery | |
| CN103219537A (en) | Lithium ion liquid flow reaction tube, lithium ion liquid flow cell and reactor of cell | |
| CN109830706B (en) | Electrode frame structure and zinc-bromine flow battery assembled by same | |
| CN102447132A (en) | Semisolid flow lithium ion battery | |
| CN105261774A (en) | Plate cavity type flow battery energy storage system | |
| CN104716385A (en) | Vanadium manganese hybrid flow battery | |
| CN202474107U (en) | Redox flow cell stack and cell system comprising same | |
| CN209087992U (en) | A kind of shell structure for liquid stream single battery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |