CN105261774A - Plate cavity type flow battery energy storage system - Google Patents
Plate cavity type flow battery energy storage system Download PDFInfo
- Publication number
- CN105261774A CN105261774A CN201510561108.2A CN201510561108A CN105261774A CN 105261774 A CN105261774 A CN 105261774A CN 201510561108 A CN201510561108 A CN 201510561108A CN 105261774 A CN105261774 A CN 105261774A
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- China
- Prior art keywords
- flow battery
- electrolyte
- energy storage
- storage system
- battery
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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
- H01M8/20—Indirect fuel cells, e.g. fuel cells with redox couple being irreversible
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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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0276—Sealing means characterised by their form
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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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/028—Sealing means characterised by their material
- H01M8/0284—Organic resins; Organic polymers
-
- 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
- H01M8/02—Details
- H01M8/0271—Sealing or supporting means around electrodes, matrices or membranes
- H01M8/0286—Processes for forming seals
-
- 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
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- 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 relates to a plate cavity type flow battery energy storage system. The whole energy storage system is composed of a plate cavity type flow battery, a circulation pump and an electrolyte storage pipeline and comprises a plastic shell, a collector plate, a graphite electrode, a diaphragm, a sealing tape, a fastening bolt, a sealing flange, the circulation pump and the electrolyte storage pipeline. The energy storage system provides the plate cavity type flow battery to substitute the traditional stacked flow battery pile to overcome existing defects, and the technology and the process of the flow battery are simplified; meanwhile, an electrolyte storage tank is substituted by the electrolyte storage pipeline, so that the occupied land can be greatly saved; during the charging process, external voltage is applied to a positive electrode and a negative electrode of the flow battery, so that ions in an electrolyte generate valence state changes, and the purpose of energy storage, namely charging process, is achieved; during discharging, the ions in the electrolyte generate valence state changes through potential difference between a positive electrode storage tank and a negative electrode storage tank, current output, namely discharging process, is generated with directional charge moving, electric energy is stored in the energy storage system, and finally, the storage and the use of the electric energy are achieved.
Description
Technical field
The present invention relates to flow battery technology field, more specifically, relate to a kind of plate cavate redox flow battery energy storage system.
Background technology
Existing redox flow battery energy storage system generally by battery pile, circulating pump and electrolyte storage tank three part form, wherein battery pile is the stacked liquid stream battery stack of multilayer monocell composition, sandwich construction causes that the requirement of battery pile to sealing is high, packaging technology is complicated, and stacked liquid stream battery stack outer set tubulature line is many; Electrolyte storage tank is bulky, takies large number of ground space.
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 plate cavate redox flow battery energy storage system is provided, by version cavate battery system substituted layer stacked battery pile, extrusion modling is passed through in cell panel chamber, do not limit by mould size, long slab formula monomer liquid galvanic battery can be produced, simplify battery pile production technology largely; Meanwhile, electrolyte storage system replaces storage tank by pipeline, and pipeline along metope or provided underground, can save storage tank requisite space.
Its technology realizes like this, comprise plastic casing, collector plate, graphite electrode, barrier film, band, fastening bolt, sealing flange, circulating pump, electrolyte stores pipeline, it is characterized in that: whole redox flow battery energy storage system is by flow battery, circulating pump and electrolyte store pipeline composition, flow battery 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, fastening surface is provided with band, be attached at plastic casing inner surface and be provided with collector plate, be close to collector plate and be provided with half rectangle graphite electrode, collector plate one end extraction cell body forms battery outward and just (bears) pole, battery diaphragm is equipped with along faying face direction in the middle of two halves rectangular plastic shell, battery diaphragm and upper, electrolyte passage is formed in the middle of lower two graphite electrodes, battery two ends are sealed by sealing flange, the corresponding place of sealing flange By Electrolysis liquid passage is provided with valve, the membranes pores that barrier film passes through is left in the corresponding place of sealing flange medial septum, valve on sealing flange and circulating pump and electrolyte store pipeline and are connected in series and form loop.
Described plastic casing adopts extrusion process shaping, and the liquid stream battery stack plastic plate frame that breaks traditions makes its size be subject to mould restriction because adopting Shooting Technique.
Accompanying drawing explanation
Fig. 1 is flow battery cross-sectional structure schematic diagram of the present invention.
Fig. 2 is flow battery longitudinal profile structural representation of the present invention.
Fig. 3 is flow battery two ends of the present invention flange arrangement schematic diagrames.
Fig. 4 is redox flow battery energy storage system structural representation of the present invention.
Wherein, 1-plastic casing, 2-collector plate, 3-graphite electrode, 4-electrolyte flow channel, 5-barrier film, 6-band, 7-fastening bolt, 8-sealing flange, 9-battery just (bears) pole, 10-valve, 11-membranes pores, 12-circulating pump, and 13-electrolyte stores pipeline.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Following examples are only used for the present invention is described, and are not used for limiting the scope of the invention.
A kind of plate cavate redox flow battery energy storage system, comprise positive pole and negative pole, barrier film, anode electrolyte, electrolyte liquid and circulating pump, respectively with the An+/A of different valence state (n+x)+, Bm+/B (m+y)+solution is as positive and negative the two poles of the earth redox reaction electrolyte of battery, positive and negative electrode electrolyte is stored in respectively in two storage tanks, drive electrolyte to be back to again in fluid reservoir to reacting environment's (electrolyte flow channel of flow battery) by liquid circulation pump and form circulating fluid loop, to realize charge and discharge process.
See accompanying drawing 1, 2, 3, 4, whole cell sealing is 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 7 of a row, fastening surface is provided with band 6, be attached at plastic casing 1 inner surface and be provided with collector plate 2, be close to collector plate 2 and be provided with half rectangle graphite electrode 3, collector plate 2 one end extraction cell body forms battery outward and just (bears) pole 9, battery diaphragm 5 is equipped with along faying face direction in the middle of two halves rectangular plastic shell 1, battery diaphragm 5 is with upper, electrolyte passage 4 is formed in the middle of lower two graphite electrodes 3, battery two ends are sealed by sealing flange 8, the corresponding place of sealing flange By Electrolysis liquid passage 4 is provided with valve 10, the membranes pores 11 that barrier film passes through is left in the corresponding place of sealing flange 8 medial septum 5, valve 10 and circulating pump 12 and electrolyte store pipeline 13 and are connected in series and form loop.
See accompanying drawing 4, the both positive and negative polarity at plate cavate liquid energy-storage system battery two ends is connected with power supply or load, four, two ends valve connects circulating pump and positive and negative electrode electrolyte reservoir conduit respectively, the positive and negative electrode electrolyte containing An+/A (n+x)+ion and Bm+/B (m+y)+ion is filled respectively in positive and negative electrode electrolyte reservoir conduit, make positive and negative electrode electrolyte independent operating, form loop by respective flow channel.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 storage tank 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. a plate cavate redox flow battery energy storage system, comprise plastic casing, collector plate, graphite electrode, barrier film, band, fastening bolt, sealing flange, circulating pump, electrolyte stores pipeline, it is characterized in that: whole redox flow battery energy storage system is by flow battery, circulating pump and electrolyte store pipeline composition, flow battery 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, fastening surface is provided with band, be attached at plastic casing inner surface and be provided with collector plate, be close to collector plate and be provided with half rectangle graphite electrode, collector plate one end extraction cell body forms battery outward and just (bears) pole, battery diaphragm is equipped with along faying face direction in the middle of two halves rectangular plastic shell, battery diaphragm and upper, electrolyte passage is formed in the middle of lower two graphite electrodes, battery two ends are sealed by sealing flange, the corresponding place of sealing flange By Electrolysis liquid passage is provided with valve, the membranes pores that barrier film passes through is left in the corresponding place of sealing flange medial septum, valve on sealing flange and circulating pump and electrolyte store pipeline and are connected in series and form loop.
2. plate cavate redox flow battery energy storage system according to claim 1, is characterized in that, described plastic casing adopts extrusion process shaping, and the liquid stream battery stack plastic plate frame that breaks traditions makes its size be subject to mould restriction because adopting Shooting Technique.
3. plate cavate redox flow battery energy storage system according to claim 1, it is characterized in that, described electrolyte storage device is pipeline shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561108.2A CN105261774A (en) | 2015-09-07 | 2015-09-07 | Plate cavity type flow battery energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510561108.2A CN105261774A (en) | 2015-09-07 | 2015-09-07 | Plate cavity type flow battery energy storage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105261774A true CN105261774A (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510561108.2A Pending CN105261774A (en) | 2015-09-07 | 2015-09-07 | Plate cavity type flow battery energy storage system |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108365282A (en) * | 2018-04-25 | 2018-08-03 | 上海交通大学 | Aluminium-air cell recycles and precipitation retracting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288918A (en) * | 2011-05-09 | 2011-12-21 | 清华大学 | Redox flow cell stack testing mechanism for laboratory scientific research testing |
| CN202977612U (en) * | 2012-12-10 | 2013-06-05 | 中国人民解放军63971部队 | Integrated zinc-nickel single liquid flow battery |
| CN103354294A (en) * | 2013-07-17 | 2013-10-16 | 大连融科储能技术发展有限公司 | Structure of pipeline of flow cell system |
| CN203367426U (en) * | 2013-08-13 | 2013-12-25 | 湖南省银峰新能源有限公司 | Flow frame structure of flow battery and electric pile comprising flow frame structure |
| US20140193673A1 (en) * | 2013-01-04 | 2014-07-10 | Ashlawn Energy, LLC | Polarity switching flow battery system and method |
-
2015
- 2015-09-07 CN CN201510561108.2A patent/CN105261774A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288918A (en) * | 2011-05-09 | 2011-12-21 | 清华大学 | Redox flow cell stack testing mechanism for laboratory scientific research testing |
| CN202977612U (en) * | 2012-12-10 | 2013-06-05 | 中国人民解放军63971部队 | Integrated zinc-nickel single liquid flow battery |
| US20140193673A1 (en) * | 2013-01-04 | 2014-07-10 | Ashlawn Energy, LLC | Polarity switching flow battery system and method |
| CN103354294A (en) * | 2013-07-17 | 2013-10-16 | 大连融科储能技术发展有限公司 | Structure of pipeline of flow cell system |
| CN203367426U (en) * | 2013-08-13 | 2013-12-25 | 湖南省银峰新能源有限公司 | Flow frame structure of flow battery and electric pile comprising flow frame structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108365282A (en) * | 2018-04-25 | 2018-08-03 | 上海交通大学 | Aluminium-air cell recycles and precipitation retracting device |
| CN108365282B (en) * | 2018-04-25 | 2023-12-26 | 上海交通大学 | Aluminum air battery circulation and precipitation recovery device |
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Application publication date: 20160120 |