CN108400366B - Sealing structure and flow battery comprising same - Google Patents
Sealing structure and flow battery comprising same Download PDFInfo
- Publication number
- CN108400366B CN108400366B CN201810195301.2A CN201810195301A CN108400366B CN 108400366 B CN108400366 B CN 108400366B CN 201810195301 A CN201810195301 A CN 201810195301A CN 108400366 B CN108400366 B CN 108400366B
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- sealing
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- strip
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- 238000007789 sealing Methods 0.000 title claims abstract description 173
- 239000007788 liquid Substances 0.000 claims description 15
- 230000013011 mating Effects 0.000 claims description 8
- 239000003792 electrolyte Substances 0.000 abstract description 9
- 238000010008 shearing Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004146 energy storage Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910052720 vanadium Inorganic materials 0.000 description 5
- 239000012528 membrane Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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
-
- 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
- H01M8/0289—Means for holding the electrolyte
- H01M8/0293—Matrices for immobilising electrolyte solutions
-
- 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)
- Sealing Battery Cases Or Jackets (AREA)
- Fuel Cell (AREA)
Abstract
The invention provides a sealing structure and a flow battery comprising the same, wherein the sealing structure comprises a diaphragm, a first sealing groove, a second sealing groove, a first sealing strip and a second sealing strip, the first sealing groove and the second sealing groove are positioned on a sealing matching surface, the first sealing groove and the second sealing groove are mutually parallel, the first sealing strip is filled in the first sealing groove, and the second sealing strip is filled in the second sealing groove; the diaphragm extends from one side of the first sealing groove to the position between the first sealing strip and the first sealing groove, extends out from the other side of the first sealing groove and covers the second sealing groove, and the second sealing strip is positioned between the second sealing groove and the diaphragm. The sealing structure and the flow battery comprising the sealing structure can effectively increase the leakage resistance of electrolyte and prevent the leakage of a galvanic pile; the shearing force of the diaphragm in stress concentration is reduced, the diaphragm can be protected to the greatest extent, the service life of the diaphragm is prolonged, and the manufacturing cost of the flow battery is reduced.
Description
Technical Field
The present invention relates to a seal structure.
The invention also relates to a flow battery comprising the sealing structure.
Background
Along with the accelerated development of renewable energy sources, distributed micro-grids and intelligent energy sources, energy storage technologies playing an important role in improving the grid connection rate of the renewable energy sources and balancing the stability of a power grid are attracting more and more attention. Among the numerous routes of high-capacity energy storage technologies, all-vanadium flow batteries have emerged.
Compared with other energy storage technologies, the energy storage technology of the all-vanadium redox flow battery is one of the preferred technologies for large-scale energy storage due to the outstanding advantages of long service life, large scale, safety, reliability and the like. The vanadium redox flow battery has the advantages of long cycle life, high energy conversion efficiency, mutually independent rated power and capacity and the like, and is easy to apply in large scale; the instant recharging can be realized by replacing charged electrolyte, so that the method is one of the first-choice techniques for energy storage of the intelligent power grid; the method has extremely good application prospect in various energy storage fields such as wind energy, solar power station energy storage, user side peak shaving, intelligent power grid energy storage, remote area power supply, communication base stations and the like, and the verification of the application field is obtained through demonstration, and the method has started to replace lead-acid batteries in countries and regions such as Japan, canada, the United states, australia and the like. All-vanadium redox flow energy storage systems and the whole power system have the advantages of matching, reliability, temperature window and the like, and the redox flow battery technology is approved in the international market at present and will occupy an important place in the future energy storage market scale.
As mentioned above, the above advantages of all-vanadium flow batteries make them more suitable for use in large-scale energy storage applications than other batteries, and it is this flowable structure that presents a higher challenge in terms of sealing the flow battery. The sealing of the flow battery is used for solving the problem of internal leakage (mixing of the electrolyte in the inside) and external leakage (leakage outside the electric pile). In addition, the electrolyte of the flow battery is generally an acidic medium, which brings great limitation to material selection, so how to ensure that the flow battery solves the problems of internal leakage and external leakage in the whole life cycle is always a small challenge for the field of flow batteries.
Disclosure of Invention
The invention aims to overcome the defect that electrolyte of a flow battery in the prior art is easy to leak, and provides a sealing structure and the flow battery comprising the sealing structure.
The invention solves the technical problems by the following technical proposal:
the invention provides a sealing structure, which is positioned between a first frame plate and a second frame plate, wherein the surface of the first frame plate facing the second frame plate is a sealing matching surface, the sealing structure comprises a diaphragm, a first sealing groove, a second sealing groove, a first sealing strip and a second sealing strip, the first sealing groove and the second sealing groove are positioned on the sealing matching surface, the first sealing groove and the second sealing groove are parallel to each other, the first sealing strip is filled in the first sealing groove, and the second sealing strip is filled in the second sealing groove; the diaphragm extends from one side of the first sealing groove to the position between the first sealing strip and the first sealing groove, extends out of the other side of the first sealing groove and covers the second sealing groove, and the second sealing strip is positioned between the second sealing groove and the diaphragm.
In this technical scheme, through setting up first sealing strip, second sealing strip in the both sides of diaphragm for this seal structure can seal first deckle board, second deckle board effectively, solves the poor problem of sealing reliability of traditional single-channel seal groove.
Preferably, the cross section of the first sealing strip is circular.
In the technical scheme, the round sealing strip can be better matched with the sealing groove and has a deformation allowance; the circular surface of the sealing strip reduces the influence on the mechanical property of the diaphragm and prolongs the service life of the diaphragm.
Preferably, the first sealing strip protrudes out of the sealing mating surface.
In this technical scheme, when making the second frame board press on first frame board, first sealing strip can slightly warp, has guaranteed sealed effect.
Preferably, the cross section of the second sealing strip is circular.
In the technical scheme, the round sealing strip can be better matched with the sealing groove and has a deformation allowance; the circular surface of the sealing strip reduces the influence on the mechanical property of the diaphragm and prolongs the service life of the diaphragm.
Preferably, the second sealing strip protrudes beyond the sealing mating surface.
In this technical scheme, when making the second frame board press on first frame board, the second sealing strip can slightly warp, has guaranteed sealed effect.
Preferably, a circular arc-shaped first chamfer is formed between the side surface of the first sealing groove and the sealing matching surface.
In the technical scheme, the circular arc-shaped first chamfer is arranged, so that the influence of stress shearing on the mechanical property of the diaphragm can be reduced, and the service life of the diaphragm can be prolonged.
Preferably, a circular arc-shaped second chamfer is formed between the side surface of the second sealing groove and the sealing matching surface.
In the technical scheme, the circular arc-shaped second chamfer is arranged, so that the influence of stress shearing on the mechanical property of the diaphragm can be reduced, and the service life of the diaphragm can be prolonged.
The invention also provides a flow battery comprising:
the surface of the first liquid flow frame facing the second liquid flow frame is a sealing matching surface;
at least one group of sealing structures is arranged on the surface of the first liquid flow frame facing the second liquid flow frame, wherein the first sealing groove and the second sealing groove are arranged on the surface of the first liquid flow frame facing the second liquid flow frame.
In the technical scheme, through the sealing structure, the first liquid flow frame and the second liquid flow frame can be sealed, so that electrolyte leakage of the galvanic pile is effectively prevented.
Preferably, the first seal groove and the second seal groove are arranged around the circumference of the first liquid flow frame.
In the technical scheme, the first liquid flow frame is completely sealed along the circumferential direction through the arrangement of the first sealing groove and the second sealing groove.
On the basis of conforming to the common knowledge in the field, the above preferred conditions can be arbitrarily combined to obtain the preferred examples of the invention.
The invention has the positive progress effects that:
according to the sealing structure and the flow battery comprising the same, through the structure that the double sealing grooves and the double sealing strips are arranged, and the diaphragms are arranged on the two sides of the double sealing strips, the leakage resistance of electrolyte is increased, and the sealing mode can effectively increase the leakage resistance of the electrolyte and prevent the leakage of a galvanic pile; the shearing force applied to the diaphragm during stress concentration is reduced, the diaphragm can be protected to the greatest extent, the service life of the diaphragm is prolonged, and the manufacturing cost of the flow battery is reduced.
Drawings
Fig. 1 is a schematic structural view of a sealing structure of the present invention.
Fig. 2 is a front view of the sealing structure shown in fig. 1.
Fig. 3 is a schematic structural diagram of a first flow frame of the flow battery of the present invention.
Description of the reference numerals
Sealing structure 1
Diaphragm 11
First seal groove 12
First side 121
First chamfer 122
Second seal groove 13
Second side 131
Second chamfer 132
First sealing strip 14
Second sealing strip 15
First frame plate 2
Sealing mating surface 21
Second frame plate 3
First flow frame 4
Detailed Description
The invention is further illustrated by means of the following examples, which are not intended to limit the scope of the invention.
Fig. 1 to 2 show an embodiment of a sealing structure 1 according to the invention. The sealing structure 1 is positioned between the first frame plate 2 and the second frame plate 3, the sealing structure 1 comprises a diaphragm 11, a first sealing groove 12, a second sealing groove 13, a first sealing strip 14 and a second sealing strip 15, the surface of the first frame plate 2 facing the second frame plate 3 is a sealing matching surface 21, the first sealing groove 12 and the second sealing groove 13 are positioned on the sealing matching surface 21, the first sealing groove 12 and the second sealing groove 13 are parallel to each other, the first sealing strip 14 is filled in the first sealing groove 12, and the second sealing strip 15 is filled in the second sealing groove 13; the diaphragm 11 extends from one side of the first seal groove 12 to between the first seal strip 14 and the first seal groove 12, and then extends from the other side of the first seal groove 12 to cover the second seal groove 13, and the second seal strip 15 is located between the second seal groove 13 and the diaphragm 11.
By arranging the first sealing strip 14 and the second sealing strip 15 on two sides of the diaphragm 11, the sealing structure 1 can effectively seal the first frame plate 2 and the second frame plate 3, and the problem of poor sealing reliability of the traditional single-channel sealing groove is solved.
The cross sections of the first sealing strip 14 and the second sealing strip 15 are circular. The round sealing strip can be matched with the sealing groove better and has deformation allowance. Meanwhile, the round surface of the sealing strip reduces the influence on the mechanical property of the diaphragm 11 and prolongs the service life of the diaphragm 11.
As shown in fig. 2, the first sealing strip 14 protrudes beyond the sealing mating surface 21, and the second sealing strip 15 protrudes beyond the sealing mating surface 21. In this way, when the second frame plate 3 is pressed against the first frame plate 2, the first sealing strip 14 and the second sealing strip 15 are slightly deformed, and the sealing effect is ensured.
As shown in fig. 2, a circular arc-shaped first chamfer 122 is formed between the first side surface 121 of the first seal groove 12 and the seal mating surface 21; a circular arc-shaped second chamfer 132 is formed between the second side surface 131 of the second seal groove 13 and the seal mating surface 21. The circular arc-shaped first chamfer 122 and second chamfer 132 can reduce the influence of stress shearing on the mechanical properties of the diaphragm 11 and prolong the service life of the diaphragm 11.
When the sealing structure 1 is applied to a flow battery, it is disposed between two flow frames, namely, between a first flow frame 4 (as shown in fig. 3) and a second flow frame (not shown in the figure). And the first seal groove 12 and the second seal groove 13 are positioned on the surface of the first flow frame 4 facing the second flow frame. By the sealing structure 1, the first liquid flow frame 4 and the second liquid flow frame can be sealed, and electrolyte leakage of the galvanic pile can be effectively prevented.
As shown in fig. 3, the first seal groove 12 and the second seal groove 13 are provided around the circumference of the first flow frame 4. By the arrangement of the first seal groove 12 and the second seal groove 13, the first flow frame 4 is completely sealed in the circumferential direction.
In the flow battery of the present embodiment, the sealing structure 1 is used as a group. In practice, two oppositely arranged flow frames of the flow battery can be sealed by adopting a plurality of groups of sealing structures 1 according to practical design requirements, namely, a plurality of sealing grooves are arranged on the first flow frame 4, and every two sealing grooves can form a group of sealing structures 1.
To examine the sealing effect of the flow battery when the above-described sealing structure 1 was applied to the flow battery, the following two sets of experiments were performed.
First set of experiments: the above sealing structure 1 is assembled into a galvanic pile, and the dimensional parameters of each component are as follows: electrode area 3650cm 2 The number of the single cells is 30, the size of the bipolar plate is 600 multiplied by 700mm, and the size of the electrode frame is 600 multiplied by 700mm.
The test adopts 150A charge, the coulomb efficiency of charge and discharge of a galvanic pile is 96%, the energy efficiency is 83%, and the voltage efficiency is 86%. After six months, the membrane and the seal are good, and the mechanical property of the membrane is good.
Second set of experiments: the above sealing structure 1 is assembled into a galvanic pile, and the dimensional parameters of each component are as follows: electrode area 5250cm 2 60 single cells, 700X 800mm bipolar plate and 700X 800mm electrode frame.
The test adopts 300A charge, the coulomb efficiency of charge and discharge of a galvanic pile is 93%, the energy efficiency is 78%, and the voltage efficiency is 84%. After six months, the membrane and the seal are good, and the mechanical property of the membrane is good.
The present invention is not limited to the above-described embodiments, and any changes in shape or structure thereof are within the scope of the present invention. The scope of the present invention is defined by the appended claims, and those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and spirit of the present invention, but these changes and modifications fall within the scope of the present invention.
Claims (9)
1. The utility model provides a seal structure, seal structure is located between first framed board, the second framed board, first framed board towards the surface of second framed board is sealed mating surface, its characterized in that: the sealing structure comprises a diaphragm, a first sealing groove, a second sealing groove, a first sealing strip and a second sealing strip, wherein the first sealing groove and the second sealing groove are positioned on the sealing matching surface and are parallel to each other, the first sealing strip is filled in the first sealing groove, and the second sealing strip is filled in the second sealing groove; the diaphragm extends from one side of the first sealing groove to the position between the first sealing strip and the first sealing groove, extends out of the other side of the first sealing groove and covers the second sealing groove, and the second sealing strip is positioned between the second sealing groove and the diaphragm.
2. The seal structure of claim 1, wherein: the section of the first sealing strip is circular.
3. The seal structure according to claim 1 or 2, characterized in that: the first sealing strip protrudes out of the sealing matching surface.
4. The seal structure of claim 1, wherein: the section of the second sealing strip is circular.
5. The seal structure of claim 1 or 4, wherein: the second sealing strip protrudes out of the sealing matching surface.
6. The seal structure of claim 1, wherein: and a circular arc-shaped first chamfer is formed between the first side surface of the first sealing groove and the sealing matching surface.
7. The seal structure of claim 1, wherein: and a circular arc-shaped second chamfer is formed between the second side surface of the second sealing groove and the sealing matching surface.
8. A flow battery, comprising:
the surface of the first liquid flow frame facing the second liquid flow frame is a sealing matching surface;
the sealing structure of any one of claims 1 to 7, wherein the first sealing groove and the second sealing groove are positioned on a surface of the first flow frame facing the second flow frame.
9. The flow battery of claim 8, wherein: the first sealing groove and the second sealing groove are arranged around the circumference of the first liquid flow frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810195301.2A CN108400366B (en) | 2018-03-09 | 2018-03-09 | Sealing structure and flow battery comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810195301.2A CN108400366B (en) | 2018-03-09 | 2018-03-09 | Sealing structure and flow battery comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108400366A CN108400366A (en) | 2018-08-14 |
| CN108400366B true CN108400366B (en) | 2024-02-20 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810195301.2A Active CN108400366B (en) | 2018-03-09 | 2018-03-09 | Sealing structure and flow battery comprising same |
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Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000260460A (en) * | 1999-03-05 | 2000-09-22 | Sumitomo Electric Ind Ltd | Cell for redox flow secondary battery |
| JP2001167785A (en) * | 1999-12-08 | 2001-06-22 | Toyobo Co Ltd | Electrolytic bath for redox flow cell and electrode material |
| CN1515046A (en) * | 2001-06-12 | 2004-07-21 | ס�ѵ�����ҵ��ʽ���� | Cell frame for redox-flow cell and redox-flow cell |
| JP2005228633A (en) * | 2004-02-13 | 2005-08-25 | Sumitomo Electric Ind Ltd | Redox flow battery cell and redox flow battery |
| CN101160679A (en) * | 2005-04-16 | 2008-04-09 | 再生燃料技术有限公司 | Electrochemical cell stack with frame elements |
| CN201266642Y (en) * | 2008-07-31 | 2009-07-01 | 比亚迪股份有限公司 | Electric stack structure of liquid stream battery |
| CN101847724A (en) * | 2010-03-31 | 2010-09-29 | 清华大学 | Bipolar plate frame and galvanic pile of flow battery |
| CN102394281A (en) * | 2011-11-22 | 2012-03-28 | 深圳市金钒能源科技有限公司 | Vanadium flow cell seal ring and ionic membrane integrated assembly and electric pile |
| CN102479963A (en) * | 2010-11-30 | 2012-05-30 | 新奥科技发展有限公司 | Membrane module, flow battery unit and battery stack |
| CN202308168U (en) * | 2011-09-30 | 2012-07-04 | 珠海锂源新能源科技有限公司 | Efficient electrode frame and integrated structure of electrode frame and diaphragm |
| CN102867974A (en) * | 2012-09-26 | 2013-01-09 | 贵州省岑巩县银峰矿业有限公司长沙分公司 | Sealing structure and electric pile of liquid flow battery |
| CN102866094A (en) * | 2012-09-09 | 2013-01-09 | 中国科学院金属研究所 | Test method and test device of permeability of diaphragm quadrivalence vanadium ion |
| CN103367776A (en) * | 2013-07-23 | 2013-10-23 | 大连融科储能技术发展有限公司 | Diaphragm and galvanic pile of flow cell, and sealing method for galvanic pile |
| CN203300744U (en) * | 2013-04-23 | 2013-11-20 | 上海中科高等研究院 | Sealing structure for bipolar plates and flow frame for flow battery |
| CN203559933U (en) * | 2013-10-17 | 2014-04-23 | 浙江浙能北仑发电有限公司 | Novel steam seal |
| CN103840188A (en) * | 2012-11-23 | 2014-06-04 | 中国科学院大连化学物理研究所 | Flow battery stack structure |
| KR20150007749A (en) * | 2013-07-12 | 2015-01-21 | 오씨아이 주식회사 | Redox flow battery cell and seal structure |
| CN104600340A (en) * | 2014-12-26 | 2015-05-06 | 上海电气集团股份有限公司 | Electrode frame structure of single batteries in redox flow battery as well as single battery and electric pile |
| CN105322196A (en) * | 2014-07-24 | 2016-02-10 | 大连融科储能技术发展有限公司 | Flow battery electrode frame common flow channel sealing structure and sealing method thereof |
| CN106099154A (en) * | 2016-08-25 | 2016-11-09 | 中国科学院金属研究所 | A kind of serialization battery pack structure device |
| CN106374129A (en) * | 2016-11-09 | 2017-02-01 | 大连融科储能技术发展有限公司 | Flow-cell electric-pile sealing structure |
| CN206419484U (en) * | 2016-12-29 | 2017-08-18 | 广东贝洛新材料科技有限公司 | A kind of new y-type seal ring |
| CN108701852A (en) * | 2016-02-29 | 2018-10-23 | 住友电气工业株式会社 | Redox flow batteries |
| CN208014813U (en) * | 2018-03-09 | 2018-10-26 | 上海电气集团股份有限公司 | Sealing structure and flow battery comprising it |
-
2018
- 2018-03-09 CN CN201810195301.2A patent/CN108400366B/en active Active
Patent Citations (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000260460A (en) * | 1999-03-05 | 2000-09-22 | Sumitomo Electric Ind Ltd | Cell for redox flow secondary battery |
| JP2001167785A (en) * | 1999-12-08 | 2001-06-22 | Toyobo Co Ltd | Electrolytic bath for redox flow cell and electrode material |
| CN1515046A (en) * | 2001-06-12 | 2004-07-21 | ס�ѵ�����ҵ��ʽ���� | Cell frame for redox-flow cell and redox-flow cell |
| JP2005228633A (en) * | 2004-02-13 | 2005-08-25 | Sumitomo Electric Ind Ltd | Redox flow battery cell and redox flow battery |
| CN101160679A (en) * | 2005-04-16 | 2008-04-09 | 再生燃料技术有限公司 | Electrochemical cell stack with frame elements |
| CN201266642Y (en) * | 2008-07-31 | 2009-07-01 | 比亚迪股份有限公司 | Electric stack structure of liquid stream battery |
| CN101847724A (en) * | 2010-03-31 | 2010-09-29 | 清华大学 | Bipolar plate frame and galvanic pile of flow battery |
| CN102479963A (en) * | 2010-11-30 | 2012-05-30 | 新奥科技发展有限公司 | Membrane module, flow battery unit and battery stack |
| CN202308168U (en) * | 2011-09-30 | 2012-07-04 | 珠海锂源新能源科技有限公司 | Efficient electrode frame and integrated structure of electrode frame and diaphragm |
| CN102394281A (en) * | 2011-11-22 | 2012-03-28 | 深圳市金钒能源科技有限公司 | Vanadium flow cell seal ring and ionic membrane integrated assembly and electric pile |
| CN102866094A (en) * | 2012-09-09 | 2013-01-09 | 中国科学院金属研究所 | Test method and test device of permeability of diaphragm quadrivalence vanadium ion |
| CN102867974A (en) * | 2012-09-26 | 2013-01-09 | 贵州省岑巩县银峰矿业有限公司长沙分公司 | Sealing structure and electric pile of liquid flow battery |
| CN103840188A (en) * | 2012-11-23 | 2014-06-04 | 中国科学院大连化学物理研究所 | Flow battery stack structure |
| CN203300744U (en) * | 2013-04-23 | 2013-11-20 | 上海中科高等研究院 | Sealing structure for bipolar plates and flow frame for flow battery |
| KR20150007749A (en) * | 2013-07-12 | 2015-01-21 | 오씨아이 주식회사 | Redox flow battery cell and seal structure |
| CN103367776A (en) * | 2013-07-23 | 2013-10-23 | 大连融科储能技术发展有限公司 | Diaphragm and galvanic pile of flow cell, and sealing method for galvanic pile |
| CN203559933U (en) * | 2013-10-17 | 2014-04-23 | 浙江浙能北仑发电有限公司 | Novel steam seal |
| CN105322196A (en) * | 2014-07-24 | 2016-02-10 | 大连融科储能技术发展有限公司 | Flow battery electrode frame common flow channel sealing structure and sealing method thereof |
| CN104600340A (en) * | 2014-12-26 | 2015-05-06 | 上海电气集团股份有限公司 | Electrode frame structure of single batteries in redox flow battery as well as single battery and electric pile |
| CN108701852A (en) * | 2016-02-29 | 2018-10-23 | 住友电气工业株式会社 | Redox flow batteries |
| CN106099154A (en) * | 2016-08-25 | 2016-11-09 | 中国科学院金属研究所 | A kind of serialization battery pack structure device |
| CN106374129A (en) * | 2016-11-09 | 2017-02-01 | 大连融科储能技术发展有限公司 | Flow-cell electric-pile sealing structure |
| CN206419484U (en) * | 2016-12-29 | 2017-08-18 | 广东贝洛新材料科技有限公司 | A kind of new y-type seal ring |
| CN208014813U (en) * | 2018-03-09 | 2018-10-26 | 上海电气集团股份有限公司 | Sealing structure and flow battery comprising it |
Non-Patent Citations (1)
| Title |
|---|
| 全钒氧化还原液流电池电极材料的改性及电堆结构设计;王双印;《中国优秀硕士学位论文全文书记处库 工程科技Ⅱ辑》(第3期);C042-1383 * |
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