CN102854120A - Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate - Google Patents
Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate Download PDFInfo
- Publication number
- CN102854120A CN102854120A CN201210330947XA CN201210330947A CN102854120A CN 102854120 A CN102854120 A CN 102854120A CN 201210330947X A CN201210330947X A CN 201210330947XA CN 201210330947 A CN201210330947 A CN 201210330947A CN 102854120 A CN102854120 A CN 102854120A
- Authority
- CN
- China
- Prior art keywords
- vanadium
- frame
- liquid
- flow
- barrier film
- 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
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the field of vanadium battery, and specifically relates to a method and an apparatus used for testing vanadium-battery-use proton exchange membrane vanadium (IV) ion penetration rate. According to the invention, testing is carried out in a manner that an access liquid direction is perpendicular to a separation membrane liquid flow. The test is carried out by using two semi-tanks. A vanadium IV ion solution is in a right semi-tank, and an MgSO4 solution is in a left semi-tank. The two semi-tanks are separated by using the separation membrane requiring testing. Under the effect of an external pump, solutions in the two semi-tanks respectively flow in from fluid flow frame front-side liquid inlets and perpendicular to the separation membrane; and the solutions then flow out through liquid outlets on two sides of the liquid inlets and perpendicular to the separation membrane. Circular flowing is carried out, and vanadium ion IV concentration in the left semi-tank is measured by using an ultraviolet spectrophotometer. The testing apparatus mainly comprises the components of: the separation membrane, a left fluid flow frame, a left clamping plate, a left fluid flow frame liquid outlet, a left fluid flow frame liquid inlet, a right fluid flow frame, a right clamping plate, a right fluid flow frame liquid outlet, and a right fluid flow frame liquid inlet. With the apparatus and the method provided by the invention, vanadium (IV) ion penetration rate can be accurately tested. The apparatus has the advantages of simple structure, easy processing, convenient assembly and disassembly, and good sealing performance.
Description
Technical field
The present invention relates to the vanadium cell field, be specially method of testing and the device of the used PEM vanadium of a kind of vanadium cell (IV) ion permeability.
Background technology
The new forms of energy such as exploitation wind energy, sun power are the important channels that solves the energy resources shortage, are representing the direction of energy future development.But be limited by time and region dependence, off-grid wind energy, solar electrical energy generation must use accumulator system, otherwise are difficult to round-the-clock utilization; And direct grid-connected also must adopt accumulator system that electrical network is carried out peak regulation and frequency modulation, otherwise can bring larger impact to grid power and frequency.Therefore, efficient, large-scale energy storage technologies just becomes the key core of its development and application.
Vanadium cell (vanadium oxide reduction flow battery/Vanadium redox flow battery) is based on VO
2+/ VO
2 +With V
2+/ V
3+The liquid flow energy storage battery technology that electricity is right, stored energy is in electrolytic solution.Compare with traditional accumulator, vanadium cell greatly electric current fast charging and discharging, self-discharge rate is low, realizes the large capacity storage of energy, is to satisfy intelligent grid and wind energy, solar electrical energy generation to the desirable energy storage form of extensive energy storage demand.The vanadium resource advantage of China's abundant also provides condition for development vanadium cell energy storage technology.
Vanadium cell research and application at home and abroad obtained significant progress and development, and a collection of demonstration project has also been set up and stable operation, has shown good application prospect.
Barrier film (PEM) is one of the critical material of vanadium cell and significant components, is the conductive transmission channels of electrolyte ion, plays again the effect of separating both positive and negative polarity, preventing battery short circuit.Therefore, barrier film is determining coulombic efficiency, energy efficiency and the cycle life of vanadium cell to a great extent.A kind of good PEM should possess good chemical stability, anti-electrochemistry oxygen voltinism, low-cost low and low vanadium ion perviousness.
Wherein, the vanadium ion perviousness is one of key factor of estimating membrane properties, because the vanadium ion phase counterdiffusion of different valence state in the positive and negative half cell electrolytic solution in the all-vanadium flow battery, the caused self discharge of cross pollution is the main cause of energy content of battery loss.Be the necessary factor of assessment battery comprehensive electrochemical, it directly affects current efficiency and the energy efficiency of battery.But mostly infiltrative test is to adopt static or stirs the solution of the left and right sides with magnetic apparatus to vanadium ion at present, although magnetic apparatus stirs with respect to quiescent processes, film both sides ion diffusion polarization layer thickness reduces to some extent, but the thickness of film liquid interface retention layer is still very large.Therefore, reduce greatly or eliminate film both sides ion diffusion polarization layer, provide the infiltrative method of accurate test vanadium ion in amberplex to be very important.
Summary of the invention
The object of the invention is to exist thickness than the phenomenon of heavy ion diffusion polarization layer for film both sides in the test process that occurs in the above-mentioned measuring method, method of testing and the device of the used PEM vanadium of a kind of vanadium cell (IV) ion permeability are provided, that the method has is simple in structure, easy to operate, can reduce greatly or eliminate film both sides ion diffusion polarization layer, reduce error, improve measuring accuracy, and Measurement accuracy vanadium (IV) ion permeability.
Technical scheme of the present invention is:
A kind of method of testing of PEM vanadium tetravalent vanadium ion permeability adopts liquid in-out perpendicular direction barrier film liquid stream mode to test, and test adopts two and half ponds to carry out: for vanadium IV solion, be MgSO among the Zuo Banchi in right half pond
4Solution, the centre separates with barrier film to be measured, solution in two and half ponds is respectively under the effect of external pump, front inlet from the flow liquid frame flows into perpendicular to barrier film respectively, flow out from the vertical barrier film of the liquid outlet of inlet both sides respectively again, circulate, utilize ultraviolet spectrophotometer to survey the concentration of vanadium ion IV in left half pond.
The method of testing of described PEM vanadium tetravalent vanadium ion permeability, the initial concentration of vanadium IV ion is 1.5mol/LVOSO in right half pond
4+ 2mol/LH
2SO
4, volume is 150ml.
The method of testing of described PEM vanadium tetravalent vanadium ion permeability, initial concentration is 1.5mol/LMgSO among the Zuo Banchi
4+ 2mol/LH
2SO
4, volume is 150ml.
The method of testing of described PEM vanadium tetravalent vanadium ion permeability, according to the stable state principle, the variation relation formula of t is as follows in time for the concentration of vanadium ion among the Zuo Banchi:
Wherein, V represents the initial volume of left and right half solution that the pond fills; A and L refer to respectively useful area and the thickness of barrier film; P refers to the permeability of vanadium IV ion; C
RThe initial concentration that refers to vanadium ion in right half pond; C
LThe concentration that refers to vanadium IV ion in left half pond; By described relational expression, determine vanadium IV ion permeability.
The method of testing of described PEM vanadium tetravalent vanadium ion permeability, the clip that employing can screw are regulated and control different in flow rate by screwing degree, and are carried out the demarcation of flow on sebific duct, and the flow in half pond is consistent about making.
The method of testing of described PEM vanadium tetravalent vanadium ion permeability, the liquid inventory in two and half ponds are demarcated and are 240ml/min.
A kind of proving installation of the PEM vanadium tetravalent vanadium ion permeability for described method of testing, this proving installation mainly comprises: barrier film, left liquid flow frame, left clamping plate, left liquid flow frame liquid outlet, left liquid flow frame inlet, right flow liquid frame, right clamping plate, right flow liquid frame liquid outlet, right flow liquid frame inlet, the both sides of barrier film arrange respectively left flow liquid frame, right flow liquid frame, the left liquid flow frame liquid outlet that the arranged outside of left flow liquid frame is vertical with barrier film, left liquid flow frame inlet, the right flow liquid frame liquid outlet that the arranged outside of right flow liquid frame is vertical with barrier film, right flow liquid frame inlet, the left clamping plate of the arranged outside of left flow liquid frame, the right clamping plate of the arranged outside of right flow liquid frame.
The proving installation of described PEM vanadium tetravalent vanadium ion permeability, the both sides of left liquid flow frame inlet arrange respectively left liquid flow frame liquid outlet, and the both sides of right flow liquid frame inlet arrange respectively right flow liquid frame liquid outlet.
The proving installation of described PEM vanadium tetravalent vanadium ion permeability, be respectively equipped with opening on left flow liquid frame and the right flow liquid frame opposite face: left flow liquid frame opening, right flow liquid frame opening, the barrier film two sides is placed with respectively rubber cushion: left rubber cushion, right rubber cushion, separate by barrier film and rubber cushion between left flow liquid frame, the right flow liquid frame, opening between left flow liquid frame, the right flow liquid frame separates by barrier film, and barrier film, left flow liquid frame, right flow liquid frame clamp by left clamping plate and right clamping plate.
The invention has the beneficial effects as follows:
1, the present invention tests by liquid in-out perpendicular direction barrier film liquid stream mode, adopts two and half ponds to carry out right half pond vanadium (IV) ion initial concentration 1.5mol/LVOSO
4+ 2mol/LH
2SO
4, volume is 150ml; Initial concentration is 1.5mol/LMgSO among the Zuo Banchi
4+ 2mol/LH
2SO
4, volume is 150ml; The centre separates with barrier film to be measured.Solution in two and half ponds under the effect of external pump, circulates respectively.The clip that employing can screw behind the operation certain hour, utilizes ultraviolet spectrophotometer to survey the concentration of vanadium ion (IV) in left half pond on sebific duct, further can determine barrier film vanadium (IV) ion permeability.According to method provided by the invention, reduce error, improve measuring accuracy, can test vanadium (IV) ion permeability accurately, and simple in structure, be easy to processing, easy accessibility, good airproof performance.
2, the present invention adopts liquid in-out perpendicular direction barrier film liquid stream mode to test, and from the vertical barrier film inflow of front inlet opening of measuring cell flow liquid frame, the vertical barrier film of hole for back flow from the inlet opening both sides flows out again.Its objective is that to make solution fully mobile, solution is not stopped in the film both sides, can reduce greatly or eliminate film both sides ion diffusion polarization layer like this.
3, the clip that employing can screw among the present invention is regulated and control different in flow rate by screwing degree, and is carried out the demarcation of flow on sebific duct, and the flow in half pond approaches unanimously about making, and the balance pressure at both sides reduces test error.
Description of drawings
Fig. 1 is vanadium ion permeability and time curve.
Fig. 2 is the proving installation schematic diagram of liquid in-out perpendicular direction barrier film vanadium ion permeability of the present invention.
Among the figure, the 1-barrier film; The left liquid flow frame of 2-; The left clamping plate of 3-; The left liquid flow frame liquid outlet of 4-; The left liquid flow frame inlet of 5-; The left flow liquid frame of 6-opening; The left rubber cushion of 7-; The right flow liquid frame of 8-; The right clamping plate of 9-; The right flow liquid frame of 10-liquid outlet; The right flow liquid frame of 11-inlet; The right flow liquid frame of 12-opening; The right rubber cushion of 13-.
Embodiment
Below by drawings and Examples the present invention further is illustrated.
As shown in Figure 2, the proving installation of the used PEM vanadium of vanadium cell of the present invention (IV) ion permeability mainly comprises: barrier film 1, left liquid flow frame 2, left clamping plate 3, left liquid flow frame liquid outlet 4, left liquid flow frame inlet 5, left flow liquid frame opening 6, left rubber cushion 7, right flow liquid frame 8, right clamping plate 9, right flow liquid frame liquid outlet 10, right flow liquid frame inlet 11, right flow liquid frame opening 12, right rubber cushion 13 etc., the both sides of barrier film 1 arrange respectively left flow liquid frame 2, right flow liquid frame 8, the outside of left flow liquid frame 2 (front) arranges the left liquid flow frame liquid outlet 4 vertical with barrier film 1, left liquid flow frame inlet 5, the outside of right flow liquid frame 8 (front) arranges the right flow liquid frame liquid outlet 10 vertical with barrier film 1, right flow liquid frame inlet 11, the left clamping plate 3 of the arranged outside of left flow liquid frame 2, the right clamping plate 9 of the arranged outside of right flow liquid frame 8.
The both sides of left liquid flow frame inlet 5 arrange respectively left liquid flow frame liquid outlet 4, and the both sides of right flow liquid frame inlet 11 arrange respectively right flow liquid frame liquid outlet 10.
Be respectively equipped with opening on left flow liquid frame 2 and right flow liquid frame 8 opposite faces: left flow liquid frame opening 6, right flow liquid frame opening 12, barrier film 1 two sides is placed with respectively rubber cushion: left rubber cushion 7, right rubber cushion 13, separate by barrier film 1 and rubber cushion between left flow liquid frame 2, the right flow liquid frame 8, opening between left flow liquid frame 2, the right flow liquid frame 8 separates by barrier film 1, and barrier film 1, left flow liquid frame 2, right flow liquid frame 8 clamp by left clamping plate 3 and right clamping plate 9.
Method of testing of the present invention is:
Cutting length is d, and width is D, and thickness is L, and useful area is the barrier film 1 of A, cutting rubber cushion dimensions length is d, and width is D, and useful area is A, barrier film 1 two sides is with on the rubber cushion pad, and integral body is placed between left flow liquid frame 2 and the right flow liquid frame 8, and clamps with left clamping plate 3 and right clamping plate 9.The initial concentration of vanadium (IV) ion is 1.5mol/LVOSO in right half pond
4+ 2mol/LH
2SO
4, volume is 150ml, initial concentration is 1.5mol/LMgSO among the Zuo Banchi
4+ 2mol/LH
2SO
4, volume is 150ml, the centre separates the useful area A of barrier film 1 with barrier film to be measured.Solution in two and half ponds is respectively under the effect of external pump, front inlet (left liquid flow frame inlet 5, right flow liquid frame inlet 11) from flow liquid frame (left liquid flow frame 2, right flow liquid frame 8) flows into perpendicular to barrier film 1 respectively, respectively from the vertical barrier film outflow of liquid outlet (left liquid flow frame liquid outlet 4, right flow liquid frame liquid outlet 10) of inlet both sides, circulate again.The clip that employing can screw is regulated and control different in flow rate by screwing degree, and is carried out the demarcation of flow on sebific duct, and the flow in half pond is consistent or approaching consistent about making, and equalized pressure reduces test error.Behind the operation certain hour, utilize ultraviolet spectrophotometer to survey the concentration of vanadium ion (IV) in left half pond.According to the stable state principle, the variation relation formula of t is as follows in time for the concentration of vanadium ion among the Zuo Banchi:
Wherein, V represents the initial volume of left and right half solution that the pond fills; A and L refer to respectively useful area and the thickness of barrier film; P refers to the permeability of vanadium (IV) ion; C
RThe initial concentration that refers to vanadium ion in right half pond; C
LThe concentration that refers to vanadium (IV) ion in left half pond.
For example: take the permeability of barrier film test vanadium (IV) ion as example, concrete method of testing:
Cutting length is 70mm, width is 90mm, thickness is 9mm, useful area is the barrier film 1 of 40mm * 50mm, and the cutting dimensions length is 70mm, and width is 90mm, middle cutting useful area is the rubber cushion of 40mm * 50mm opening, barrier film 1 two sides is with on the rubber cushion pad, and integral body is placed between left flow liquid frame 2, the right flow liquid frame 3, and clamps with left clamping plate 3 and right clamping plate 9.
Adopt liquid in-out perpendicular direction barrier film liquid stream mode to test, test adopts two and half ponds to carry out.The initial concentration of vanadium (IV) ion is 1.5mol/LVOSO in right half pond (right flow liquid frame)
4+ 2mol/LH
2SO
4, volume is 150ml.Initial concentration is 1.5mol/LMgSO among the Zuo Banchi (left flow liquid frame)
4+ 2mol/LH
2SO
4, volume is 150ml.The centre separates the useful area A of barrier film 1 with barrier film to be measured.Solution in two and half ponds is respectively under the effect of external pump, front inlet (left liquid flow frame inlet 5, right flow liquid frame inlet 11) from flow liquid frame (left liquid flow frame 2, right flow liquid frame 8) flows into perpendicular to barrier film 1 respectively, respectively from the vertical barrier film outflow of liquid outlet (left liquid flow frame liquid outlet 4, right flow liquid frame liquid outlet 10) of inlet both sides, circulate again.The clip that employing can screw is on sebific duct, regulate and control different in flow rate by screwing degree, and carry out the demarcation of flow 240ml/min, the flow in half pond is consistent or approaching consistent about making, behind the operation certain hour, utilize ultraviolet spectrophotometer to survey the concentration of vanadium ion (IV) in left half pond.
In the present embodiment, F=150ml, A=40mm * 50mm=20cm
2, L=9mm=0.9cm, C
R=1.5mol/L=0.0015mol/ml; According to the stable state principle, the variation relation formula of t is as follows in time for the concentration of vanadium ion among the Zuo Banchi:
Find out from the result of Fig. 1, adopt liquid in-out perpendicular direction barrier film liquid stream mode, under 24 hours, 48 hours, 72 hours and 96 hours, the permeability P of vanadium (IV) ion is respectively: 2.7 * 10
-7/ cm
2/ min, 3.1 * 10
-7/ cm
2/ min, 3.7 * 10
-7/ cm
2/ min, 4.4 * 10
-7/ cm
2/ min;
Adopt the magnetic agitation mode, under 24 hours, 48 hours, 72 hours and 96 hours, the permeability P of vanadium (IV) ion is respectively: 3.8 * 10
-7/ cm
2/ min, 4.2 * 10
-7/ cm
2/ min, 4.8 * 10
-7/ cm
2/ min, 5.5 * 10
-7/ cm
2/ min;
In the situation that working time is identical, adopt the permeability P of liquid in-out perpendicular direction barrier film liquid stream mode vanadium (IV) ion to be lower than the magnetic agitation mode that adopts.
Claims (9)
1. the method for testing of a PEM vanadium tetravalent vanadium ion permeability is characterized in that, adopts liquid in-out perpendicular direction barrier film liquid stream mode to test, and test adopts two and half ponds to carry out: for vanadium IV solion, be MgSO among the Zuo Banchi in right half pond
4Solution, the centre separates with barrier film to be measured, solution in two and half ponds is respectively under the effect of external pump, front inlet from the flow liquid frame flows into perpendicular to barrier film respectively, flow out from the vertical barrier film of the liquid outlet of inlet both sides respectively again, circulate, utilize ultraviolet spectrophotometer to survey the concentration of vanadium ion IV in left half pond.
2. according to the method for testing of PEM vanadium tetravalent vanadium ion permeability claimed in claim 1, it is characterized in that, the initial concentration of vanadium IV ion is 1.5mol/LVOSO in right half pond
4+ 2mol/LH
2SO
4, volume is 150ml.
3. according to the method for testing of PEM vanadium tetravalent vanadium ion permeability claimed in claim 1, it is characterized in that, initial concentration is 1.5mol/LMgSO among the Zuo Banchi
4+ 2mol/LH
2SO
4, volume is 150ml.
4. according to the method for testing of PEM vanadium tetravalent vanadium ion permeability claimed in claim 1, it is characterized in that, according to the stable state principle, the variation relation formula of t is as follows in time for the concentration of vanadium ion among the Zuo Banchi:
Wherein, V represents the initial volume of left and right half solution that the pond fills; A and L refer to respectively useful area and the thickness of barrier film; P refers to the permeability of vanadium IV ion; C
RThe initial concentration that refers to vanadium ion in right half pond; C
LThe concentration that refers to vanadium IV ion in left half pond; By described relational expression, determine vanadium IV ion permeability.
5. according to the method for testing of PEM vanadium tetravalent vanadium ion permeability claimed in claim 1, it is characterized in that, the clip that employing can screw is on sebific duct, by screwing degree regulation and control different in flow rate, and carrying out the demarcation of flow, the flow in half pond is consistent about making.
6. according to the method for testing of PEM vanadium tetravalent vanadium ion permeability claimed in claim 1, it is characterized in that, the liquid inventory in two and half ponds is demarcated and is 240ml/min.
7. proving installation that is used for the PEM vanadium tetravalent vanadium ion permeability of the described method of testing of claim 1, it is characterized in that, this proving installation mainly comprises: barrier film, left liquid flow frame, left clamping plate, left liquid flow frame liquid outlet, left liquid flow frame inlet, right flow liquid frame, right clamping plate, right flow liquid frame liquid outlet, right flow liquid frame inlet, the both sides of barrier film arrange respectively left flow liquid frame, right flow liquid frame, the left liquid flow frame liquid outlet that the arranged outside of left flow liquid frame is vertical with barrier film, left liquid flow frame inlet, the right flow liquid frame liquid outlet that the arranged outside of right flow liquid frame is vertical with barrier film, right flow liquid frame inlet, the left clamping plate of the arranged outside of left flow liquid frame, the right clamping plate of the arranged outside of right flow liquid frame.
8. according to the proving installation of PEM vanadium tetravalent vanadium ion permeability claimed in claim 7, it is characterized in that, the both sides of left liquid flow frame inlet arrange respectively left liquid flow frame liquid outlet, and the both sides of right flow liquid frame inlet arrange respectively right flow liquid frame liquid outlet.
9. according to the proving installation of PEM vanadium tetravalent vanadium ion permeability claimed in claim 7, it is characterized in that, be respectively equipped with opening on left flow liquid frame and the right flow liquid frame opposite face: left flow liquid frame opening, right flow liquid frame opening, the barrier film two sides is placed with respectively rubber cushion: left rubber cushion, right rubber cushion, separate by barrier film and rubber cushion between left flow liquid frame, the right flow liquid frame, opening between left flow liquid frame, the right flow liquid frame separates by barrier film, and barrier film, left flow liquid frame, right flow liquid frame clamp by left clamping plate and right clamping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210330947.XA CN102854120B (en) | 2012-09-09 | 2012-09-09 | Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210330947.XA CN102854120B (en) | 2012-09-09 | 2012-09-09 | Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102854120A true CN102854120A (en) | 2013-01-02 |
| CN102854120B CN102854120B (en) | 2014-12-24 |
Family
ID=47400899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210330947.XA Active CN102854120B (en) | 2012-09-09 | 2012-09-09 | Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102854120B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335929A (en) * | 2013-06-08 | 2013-10-02 | 厦门大学 | Detection method of porous diaphragm of lithium ion battery |
| CN104122188A (en) * | 2014-08-15 | 2014-10-29 | 南通联亚药业有限公司 | Film permeability determination device and detection method thereof |
| CN108091914A (en) * | 2018-01-30 | 2018-05-29 | 中国工程物理研究院电子工程研究所 | A kind of method for slowing down all-vanadium flow battery capacity attenuation and ion permeability test device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1143546A1 (en) * | 1999-09-27 | 2001-10-10 | Kashima-Kita Electric Power Corporation | Redox flow battery |
| CN2502443Y (en) * | 2001-08-26 | 2002-07-24 | 孙虹杰 | Polar liquid flow all-vanadium ion oxidation and reduction energy storage device |
| WO2004082056A1 (en) * | 2003-03-14 | 2004-09-23 | Unisearch Limited | Novel vanadium halide redox flow battery |
| CN2927331Y (en) * | 2006-03-24 | 2007-07-25 | 肖玉璋 | Fluid vanadium energy storing device |
| WO2007131250A1 (en) * | 2006-05-15 | 2007-11-22 | Cellstrom Gmbh | Electrochemical flow module with a device for suppressing an electrical shunt current |
| CN101619465A (en) * | 2008-07-02 | 2010-01-06 | 中国科学院大连化学物理研究所 | Method for preparing vanadium battery solution or adjusting capacity and special device thereof |
| CN101651220A (en) * | 2009-07-15 | 2010-02-17 | 中南大学 | High-tightness flow battery |
-
2012
- 2012-09-09 CN CN201210330947.XA patent/CN102854120B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1143546A1 (en) * | 1999-09-27 | 2001-10-10 | Kashima-Kita Electric Power Corporation | Redox flow battery |
| CN2502443Y (en) * | 2001-08-26 | 2002-07-24 | 孙虹杰 | Polar liquid flow all-vanadium ion oxidation and reduction energy storage device |
| WO2004082056A1 (en) * | 2003-03-14 | 2004-09-23 | Unisearch Limited | Novel vanadium halide redox flow battery |
| CN2927331Y (en) * | 2006-03-24 | 2007-07-25 | 肖玉璋 | Fluid vanadium energy storing device |
| WO2007131250A1 (en) * | 2006-05-15 | 2007-11-22 | Cellstrom Gmbh | Electrochemical flow module with a device for suppressing an electrical shunt current |
| CN101619465A (en) * | 2008-07-02 | 2010-01-06 | 中国科学院大连化学物理研究所 | Method for preparing vanadium battery solution or adjusting capacity and special device thereof |
| CN101651220A (en) * | 2009-07-15 | 2010-02-17 | 中南大学 | High-tightness flow battery |
Non-Patent Citations (1)
| Title |
|---|
| 李良琼，陈金伟，鲁惠等: "不同磺化度下的磺化聚醚醚酮对全钒储能液流电池性质影响的研究", 《化学学报》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335929A (en) * | 2013-06-08 | 2013-10-02 | 厦门大学 | Detection method of porous diaphragm of lithium ion battery |
| CN104122188A (en) * | 2014-08-15 | 2014-10-29 | 南通联亚药业有限公司 | Film permeability determination device and detection method thereof |
| CN108091914A (en) * | 2018-01-30 | 2018-05-29 | 中国工程物理研究院电子工程研究所 | A kind of method for slowing down all-vanadium flow battery capacity attenuation and ion permeability test device |
| CN108091914B (en) * | 2018-01-30 | 2023-11-03 | 中国工程物理研究院电子工程研究所 | Method for slowing down capacity fade of all-vanadium redox flow battery and ion permeability testing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102854120B (en) | 2014-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102866094B (en) | Test method and test device of permeability of diaphragm quadrivalence vanadium ion | |
| Huang et al. | Vanadium redox flow batteries: Flow field design and flow rate optimization | |
| EP3024080B1 (en) | All-vanadium redox flow battery and operation method thereof | |
| CN102842730B (en) | All-vanadium flow battery | |
| CN101614794B (en) | Method for online detecting charge state of flow battery based on potential difference parameter | |
| CN104538662B (en) | A kind of flow battery system | |
| CN104282923B (en) | Sun/enhancing used for all-vanadium redox flow battery/the moon both sexes composite membrane and preparation method thereof | |
| CN104143646A (en) | Flow energy storage cell or pile running method | |
| CN204348822U (en) | A kind of redox flow cell device | |
| Trovò et al. | Maximizing vanadium redox flow battery efficiency: Strategies of flow rate control | |
| CN107204480B (en) | Method and system for determining electrolyte parameters of flow battery and flow battery | |
| CN102854120B (en) | Method and apparatus used for testing proton exchange membrane tetravalent vanadium ion penetration rate | |
| CN203596393U (en) | Plate frame for flow redox cell | |
| CN202996968U (en) | Storage system for vanadium battery electrolyte | |
| CN114824369A (en) | Electrolyte rebalancing method of all-iron flow battery | |
| Huang et al. | Experimental Study on the Effect of Operating Conditions on the Efficiency of Vanadium Redox Flow Battery | |
| CN104143651A (en) | Redox flow cell system | |
| CN104900898A (en) | Method for reducing capacity attenuation of vanadium battery | |
| CN206163614U (en) | Contain magnet material's vanadium redox flow battery device forever | |
| US10014545B2 (en) | Method for operating redox flow battery | |
| Zhu et al. | Simulation of all-vanadium redox flow batteries based on COMSOL | |
| Gao et al. | Performance analysis and gradient-porosity electrode design of vanadium redox flow batteries based on CFD simulations under open-source environment | |
| CN203312415U (en) | Flow cell galvanic pile | |
| CN112447266A (en) | All-vanadium redox flow battery capacity attenuation modeling method considering water molecule migration | |
| CN214152945U (en) | Integrated detection device for carbon felt battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160511 Address after: 122005 Liaoning Province, Chaoyang City high tech Park No. 29 standard factory floor Patentee after: CHAOYANG HUADING ENERGY STORAGE TECHNOLOGY Co.,Ltd. Address before: 110016 Shenyang, Liaoning Province Cultural Road, No. 72, Shenhe Patentee before: INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220921 Address after: 110172 doors 1, 2 and 3, No. 189-28, JINZI street, Shenfu demonstration zone, Shenyang City, Liaoning Province Patentee after: Liaoning kejing New Material Co.,Ltd. Address before: 1st Floor, Standard Workshop, No. 29, High-tech Park, Chaoyang City, Liaoning Province, 122005 Patentee before: CHAOYANG HUADING ENERGY STORAGE TECHNOLOGY Co.,Ltd. |