CN101740782A - Collector plate for all-vanadium redox flow battery - Google Patents
Collector plate for all-vanadium redox flow battery Download PDFInfo
- Publication number
- CN101740782A CN101740782A CN201010000927A CN201010000927A CN101740782A CN 101740782 A CN101740782 A CN 101740782A CN 201010000927 A CN201010000927 A CN 201010000927A CN 201010000927 A CN201010000927 A CN 201010000927A CN 101740782 A CN101740782 A CN 101740782A
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- Prior art keywords
- carbon fiber
- collector plate
- fiber bundle
- carbon cloth
- conductive plastics
- Prior art date
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- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 66
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000004033 plastic Substances 0.000 claims abstract description 54
- 229920003023 plastic Polymers 0.000 claims abstract description 54
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 52
- 239000004917 carbon fiber Substances 0.000 claims abstract description 52
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 62
- 229910052799 carbon Inorganic materials 0.000 claims description 57
- 238000009413 insulation Methods 0.000 claims description 14
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 abstract 1
- 238000009827 uniform distribution Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 19
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 15
- 239000002131 composite material Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000009941 weaving Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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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
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
- H01M4/8615—Bifunctional electrodes for rechargeable cells
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Fuel Cell (AREA)
- Woven Fabrics (AREA)
Abstract
The invention relates to a collector plate for an all-vanadium redox flow battery, belonging to the technical field of flow battery collector plate manufacture. The collector plate is characterized by being compounded from carbon fiber cloth and conductive plastic (4), wherein warp-wise carbon fiber bundles (1) and weft-wise carbon fiber bundles (2) of the adopted carbon fiber cloth have volume resistivity not more than 2*10-3 ohm.cm, tensile strength not less then 2.5 Gpa and tensile modulus not less than 220 Gpa; the carbon fiber cloth is provided with uniform distribution holes (3); the volume resistivity of the adopted conductive plastic (4) is not more than 5*10-1 ohm.cm; and the carbon fiber cloth can be divided into 1 to 3 layers. The invention can realize large-area and large-scale production; in addition, the manufactured collector plate has good conductive property, mechanical property and corrosion resisting property and overcomes the defects of poor conductive property and low mechanical strength of a collector plate used for the traditional flow battery.
Description
Technical field
The invention belongs to collector plate for all-vanadium redox flow battery manufacturing technology field.
Background technology
The a large amount of development and use of solar energy and wind energy are energy development only ways, and these energy all have unsettled characteristic, when utilizing these energy generatings, need be equipped with corresponding apparatus for storing electrical energy, and vanadium redox battery has first-selected supremacy clause.And vanadium cell as energy storage device if will apply in wind energy and the solar power system widely, perhaps apply to go in the peak regulation of electrical network, must realize large-scale production, it is big that the power of separate unit battery is also wanted, the power of separate unit vanadium cell will reach hundred multikilowatts and even more than the MW class, otherwise, in fairly large wind energy and solar power system, with the vanadium cell of a lot of platform numbers, that is very numerous and diverse thing, and to realize the production of extensive and high-power vanadium cell, and each assembly material that constitutes vanadium cell so must be wanted large-scale production, and it is big that monomer material is also wanted.
Collector plate is the important component part that constitutes vanadium cell, and it should have good electrical conductivity, advantages of higher tensile strength, and good anti-electrochemical etching performance can realize in enormous quantities and large tracts of land production again.Collector plate is assembled in the vanadium cell, and it wants to stand stronger vibration, as vibrations such as earthquake and blasts, the top ripple that can stand to transport, and be able to take the electrolyte priming of pump and the fluid mechanics impact when stopping.
At present, in the reported in literature at home and abroad, the collector plate that vanadium cell uses mostly is graphite and conductive plastic material, though wherein the graphite sheet electric conductivity is good, its mechanical strength is little, and large tracts of land sheet material is difficult to manufacture.The electric conductivity of conductive plastics is still undesirable, and specific insulation is 1 * 10
-1-5 * 10
-1Ω cm, or some is big, and the efficient that influences vanadium cell is better brought into play.And when conductive plastics thin plate area is big, as 1m
2The order of magnitude and even 10m
2During the order of magnitude, be assembled in the vanadium cell, under vibration, top ripple and fluid impact, its intensity seems not enough, and its modulus is lower, and stressed stretcher strain more also is a problem.Moreover when reached 20 years the useful life of vanadium cell, because plastic ageing, intensity can further reduce.The conductive plastic current collector plate can not satisfy the high efficiency to vanadium cell thus, high-power and long-life requirement.
Summary of the invention
The object of the present invention is to provide conduct electricity very well, mechanical strength height, life-span long and the vanadium cell collector plate of large tracts of land production, the i.e. collector plate that is composited by carbon cloth and conductive plastics in enormous quantities.
Technical scheme of the present invention:
The present invention be adopt tensile strength big, conduct electricity very well and the carbon cloth in uniform hole arranged and the conductive plastics of the low specific insulation collector plate that is composited is arranged.Complex method is to adopt extrusion molding or hot pressing ground.
1. the carbon cloth that adopts of the present invention:
(1) tensile strength 〉=2.5Gpa of the used carbon fiber of carbon cloth;
(2) stretch modulus 〉=220Gpa of the used carbon fiber of carbon cloth;
(3) specific insulation≤2 * 10 of the used carbon fiber of carbon cloth
-3Ω cm;
(4) knitting skill of carbon cloth requires: the used carbon fiber bundle of carbon cloth is a flat cross section, and beamwidth is 1-5mm, and Shu Houwei 0.1-0.3mm is woven into the carbon cloth in uniform hole, and the area in single hole is 0.09-1mm
2The area in uniform hole accounts for the 1%-5% of carbon cloth area.
2. the conductive plastics that adopts of the present invention
Conductive plastics adds graphite powder by thermoplastic polymer and short carbon fiber is formed.Conductive plastics specific insulation≤5 * 10 of making
-1Ω cm.
3. the collector plate that carbon cloth of the present invention and conductive plastics are composited: wherein carbon cloth can be chosen the 1-3 layer; Conductive plastics will be full of in the uniform hole of carbon cloth, and it is the conductive plastics layer of 0.0-0.3mm that will there be thickness on the two sides of collector plate; If when 2 layers of employings or 3 layers of carbon cloth, the conductive plastics layer thickness between the carbon cloth is 0.0-0.2mm.
Advantage of the present invention:
1. the collector plate that makes of the present invention has good electric conductivity, and its specific insulation is 1 * 10
-1-2 * 10
-3Between the Ω cm.
2. the collector plate that makes of the present invention has good mechanical performance, its tensile strength 〉=0.8GPa, and have the anti-strain property of very strong stretching, modulus 〉=60Gpa.As powerful vanadium cell collector plate, have good anti-vibration, anti-top ripple and shock resistance, have stronger anti-aging and anti-fatigue performance than simple conductive plastics.
3. owing to adopted carbon cloth, high molecular polymer, graphite and short fiberous material, the collector plate that the present invention makes has good etch resistant properties.
4. the present invention adopts carbon cloth and conductive plastics to make the composite material collector plate, complex method can adopt extrusion molding or hot-forming realization the in the plastic process, so can realize large-scale industrialization and large tracts of land production, particularly adopt extrusion molding, the collector plate width that makes can reach more than 1 meter, and length can be long arbitrarily.
Description of drawings
Fig. 1 is carbon cloth structural plan figure.Carbon cloth forms by weaving between warp-wise carbon fiber (1) and broadwise carbon fiber (2) homogeneous phase, and is evenly distributed with hole (3).
The collector plate that Fig. 2 is composited for monolayer carbon fiber cloth and conductive plastics (4) is perpendicular to the profile on plane.Carbon fiber is to form by weaving between warp-wise carbon fiber (1) and broadwise carbon fiber (2) homogeneous phase.Conductive plastics (4) is filled in the even cloth hole (3) of carbon cloth and is coated on the two sides of carbon cloth, and the conductive plastics on two sides (4) layer thickness is (5).
The collector plate that Fig. 3 is composited for double-deck carbon cloth and conductive plastics (4) is perpendicular to the profile on plane.Carbon cloth is to form by weaving between warp-wise carbon fiber (1) and broadwise carbon fiber (2) homogeneous phase.Conductive plastics (4) is filled in the even cloth hole (3) of carbon cloth and is coated on the two sides of carbon cloth, and the thickness of collector plate two sides conductive plastics (4) is (5); Conductive plastics between two-layer carbon cloth (4) layer thickness is (6).
Embodiment
The compounded collector plate of monolayer carbon fiber cloth and conductive plastics (4).See Fig. 1 and Fig. 2, the warp-wise carbon fiber bundle (1) of the carbon cloth that is adopted and the width of broadwise carbon fiber bundle (2) are 2.8mm, and thickness is 0.25mm; Tensile strength 〉=the 2.5Gpa of warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), its stretch modulus 〉=220Gpa; The area in the uniform hole of carbon cloth (3) is 0.25mm
2The specific insulation of the conductive plastics that is adopted (4) is 2 * 10
-1Ω cm.The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.1mm.The specific insulation of the plane vertical direction of prepared under these conditions carbon cloth and conductive plastics (4) composite current collecting plate is 6 * 10
-2-7 * 10
-2Ω cm.Tensile strength 〉=the 0.8Gpa of in-plane; Stretch modulus 〉=the 60Gpa of in-plane.
The compounded collector plate of monolayer carbon fiber cloth and conductive plastics (4).See Fig. 1 and Fig. 2, the warp-wise carbon fiber bundle (1) of the carbon cloth that is adopted and the width of broadwise carbon fiber bundle (2) are 2.8mm, and thickness is 0.25mm; Tensile strength 〉=the 2.5Gpa of warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), its stretch modulus 〉=220Gpa; The area in the uniform hole of carbon cloth is 0.25mm
2The specific insulation of the conductive plastics that is adopted (4) is 1 * 10
-1Ω cm.The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.1mm.Prepared under these conditions carbon cloth and conductive plastics (4) composite current collecting plate, the specific insulation of its plane vertical direction is 3 * 10
-2-4 * 10
-2Ω cm.Tensile strength 〉=the 0.8Gpa of in-plane.Stretch modulus 〉=the 60Gpa of in-plane.
Embodiment 3
Double-deck carbon cloth and the compounded collector plate of conductive plastics (4).See Fig. 1 and Fig. 3, the warp-wise carbon fiber bundle (1) of the carbon cloth that is adopted and the width of broadwise carbon fiber bundle (2) are 2.8mm, and thickness is 0.25mm; Tensile strength 〉=the 2.5Gpa of warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), its stretch modulus 〉=220Gpa; The area in the uniform hole of carbon cloth (3) is 0.25mm
2The specific insulation of the conductive plastics that is adopted (4) is 2 * 10
-1Ω cm.The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.1mm; Conductive plastics between the two-layer carbon cloth (4) layer thickness (6) is 0.2mm.Prepared under these conditions carbon cloth and conductive plastics (4) composite current collecting plate, the resistivity of its plane vertical direction is 6 * 10
-2-7 * 10
-2Ω cm.Tensile strength 〉=the 0.8Gpa of in-plane.Stretch modulus 〉=the 60Gpa of in-plane.
Double-deck carbon cloth and the compounded collector plate of conductive plastics (4).See Fig. 1 and Fig. 3, the warp-wise carbon fiber bundle (1) of the carbon cloth that is adopted and the width of broadwise carbon fiber bundle (2) are 2.8mm, and thickness is 0.25mm; Tensile strength 〉=the 2.5Gpa of warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), its stretch modulus 〉=220Gpa; The area in the uniform hole of carbon cloth (3) is 0.25mm
2The specific insulation of the conductive plastics that is adopted (4) is 2 * 10
-1Ω cm.The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.0mm; Conductive plastics between the two-layer carbon cloth (4) layer thickness (6) is 0.2mm.Prepared under these conditions carbon cloth and conductive plastics (4) composite current collecting plate, the resistivity of its plane vertical direction is 3 * 10
-2-4 * 10
-2Ω cm.Tensile strength 〉=the 0.8Gpa of in-plane.Stretch modulus 〉=the 60Gpa of in-plane.
Double-deck carbon cloth and the compounded collector plate of conductive plastics (4).See Fig. 1 and Fig. 3, the warp-wise carbon fiber bundle (1) of the carbon cloth that is adopted and the width of broadwise carbon fiber bundle (2) are 2.8mm, and thickness is 0.25mm; Tensile strength 〉=the 2.5Gpa of warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), its stretch modulus 〉=220Gpa; The area in the uniform hole of carbon cloth (3) is 0.25mm
2The specific insulation of the conductive plastics that is adopted (4) is 2 * 10
-1Ω cm.The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.0mm; Conductive plastics between the two-layer carbon cloth (4) layer thickness (6) is 0.1mm.Prepared under these conditions carbon cloth and conductive plastics (4) composite current collecting plate, the resistivity of its plane vertical direction is 1.5 * 10
-2-2.5 * 10
-2Ω cm.Tensile strength 〉=the 0.8Gpa of in-plane.Stretch modulus 〉=the 60Gpa of in-plane.
Claims (5)
1. collector plate for all-vanadium redox flow battery is characterized in that: adopt carbon cloth and conductive plastics (4) collector plate that is composited.
2. collector plate for all-vanadium redox flow battery according to claim 1 is characterized in that: the warp-wise carbon fiber bundle (1) that carbon cloth is used and the tensile strength 〉=2.5Gpa of broadwise carbon fiber bundle (2); The warp-wise carbon fiber bundle (1) that carbon cloth is used and the stretch modulus 〉=220Gpa of broadwise carbon fiber bundle (2); The warp-wise carbon fiber bundle (1) that carbon cloth is used and specific insulation≤2 * 10 of broadwise carbon fiber bundle (2)
-3
3. collector plate for all-vanadium redox flow battery according to claim 1, it is characterized in that: warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2) that carbon cloth is used are flat cross section, beamwidth is 1-5mm, Shu Houwei 0.1-0.3mm, be woven into the carbon cloth in even distribution hole (3) by warp-wise carbon fiber bundle (1) and broadwise carbon fiber bundle (2), the area of single hole (3) is 0.09-1mm
2, the area sum of uniform hole (3) accounts for the 1%-5% of carbon cloth area.
4. collector plate for all-vanadium redox flow battery according to claim 1 is characterized in that: conductive plastics (4) adds graphite powder by thermoplastic polymer and short carbon fiber is formed, specific insulation≤5 * 10 of the conductive plastics of making (4)
-1Ω cm.
5. collector plate for all-vanadium redox flow battery according to claim 1 is characterized in that: carbon cloth can be the 1-3 layer; The conductive plastics on collector plate two sides (4) layer thickness (5) is 0.0-0.3mm; If adopt 2 layers or 3 layers of carbon cloth, the thickness (6) of the conductive plastics between the carbon cloth (4) layer is 0.0-0.2mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010000927A CN101740782A (en) | 2010-01-20 | 2010-01-20 | Collector plate for all-vanadium redox flow battery |
| PCT/CN2011/070141 WO2011088761A1 (en) | 2010-01-20 | 2011-01-10 | Current collector for all-vanadium redox flow cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010000927A CN101740782A (en) | 2010-01-20 | 2010-01-20 | Collector plate for all-vanadium redox flow battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101740782A true CN101740782A (en) | 2010-06-16 |
Family
ID=42463886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010000927A Pending CN101740782A (en) | 2010-01-20 | 2010-01-20 | Collector plate for all-vanadium redox flow battery |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101740782A (en) |
| WO (1) | WO2011088761A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011088761A1 (en) * | 2010-01-20 | 2011-07-28 | 襄樊大力电工有限公司 | Current collector for all-vanadium redox flow cell |
| CN102354619A (en) * | 2011-09-14 | 2012-02-15 | 中国第一汽车股份有限公司 | Flexible solid-state supercapacitor and preparation method thereof |
| CN102360949A (en) * | 2011-09-14 | 2012-02-22 | 中国第一汽车股份有限公司 | Current collector for flexible solid super capacitor and preparation method of current collector |
| CN105206863A (en) * | 2015-09-19 | 2015-12-30 | 荣成复合材料有限公司 | Movable motive power source and manufacturing method thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8785023B2 (en) | 2008-07-07 | 2014-07-22 | Enervault Corparation | Cascade redox flow battery systems |
| US8916281B2 (en) | 2011-03-29 | 2014-12-23 | Enervault Corporation | Rebalancing electrolytes in redox flow battery systems |
| US8980484B2 (en) | 2011-03-29 | 2015-03-17 | Enervault Corporation | Monitoring electrolyte concentrations in redox flow battery systems |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9913289A (en) * | 1999-07-01 | 2001-10-09 | Squirrel Holdings Ltd | Bipolar electrode for electrochemical redox reactions |
| DE10219384A1 (en) * | 2002-04-30 | 2003-11-20 | Proton Motor Fuel Cell Gmbh | Bipolar plate for fuel cell stacks and process for their manufacture |
| US20060027792A1 (en) * | 2004-07-28 | 2006-02-09 | Butcher Jonah V | Carbon composite near-net-shape molded part and method of making |
| CN100495787C (en) * | 2007-07-17 | 2009-06-03 | 武汉理工大学 | Expanded graphite-based composite material bipolar plate and preparation method thereof |
| CN101740782A (en) * | 2010-01-20 | 2010-06-16 | 襄樊大力电工有限公司 | Collector plate for all-vanadium redox flow battery |
-
2010
- 2010-01-20 CN CN201010000927A patent/CN101740782A/en active Pending
-
2011
- 2011-01-10 WO PCT/CN2011/070141 patent/WO2011088761A1/en active Application Filing
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011088761A1 (en) * | 2010-01-20 | 2011-07-28 | 襄樊大力电工有限公司 | Current collector for all-vanadium redox flow cell |
| CN102354619A (en) * | 2011-09-14 | 2012-02-15 | 中国第一汽车股份有限公司 | Flexible solid-state supercapacitor and preparation method thereof |
| CN102360949A (en) * | 2011-09-14 | 2012-02-22 | 中国第一汽车股份有限公司 | Current collector for flexible solid super capacitor and preparation method of current collector |
| CN102354619B (en) * | 2011-09-14 | 2016-08-17 | 中国第一汽车股份有限公司 | A kind of flexible solid-state supercapacitor |
| CN102360949B (en) * | 2011-09-14 | 2017-05-31 | 中国第一汽车股份有限公司 | A kind of collector for flexible solid-state supercapacitor and preparation method thereof |
| CN105206863A (en) * | 2015-09-19 | 2015-12-30 | 荣成复合材料有限公司 | Movable motive power source and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011088761A1 (en) | 2011-07-28 |
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Open date: 20100616 |