CN202712344U - Vanadium electric pile system with vanadium liquid cavity sealing structure - Google Patents
Vanadium electric pile system with vanadium liquid cavity sealing structure Download PDFInfo
- Publication number
- CN202712344U CN202712344U CN2012203616346U CN201220361634U CN202712344U CN 202712344 U CN202712344 U CN 202712344U CN 2012203616346 U CN2012203616346 U CN 2012203616346U CN 201220361634 U CN201220361634 U CN 201220361634U CN 202712344 U CN202712344 U CN 202712344U
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- Prior art keywords
- vanadium
- liquid storage
- storage cavity
- liquid
- cavity
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- 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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Abstract
The utility model relates to a vanadium electric pile system with a vanadium liquid cavity sealing structure. The vanadium electric pile system with the vanadium liquid cavity sealing structure comprises a vanadium liquid flow battery electric pile, a positive liquid storage cavity and a negative liquid storage cavity, wherein guide pipes are respectively arranged on the positive liquid storage cavity and the negative liquid storage cavity; first openings, which are communicated with the positive liquid storage cavity and the negative liquid storage cavity, of the guide pipes are formed above a liquid level of vanadium liquid, and the positions of second openings in the other ends of the guide pipes are lower than those of the first openings; and the second openings extend into the liquid. By the vanadium electric pile system, the technical problem that pressure of the vanadium liquid storage cavities cannot be controlled is solved; and influence of oxygen backflow on the performance of the vanadium liquid is prevented.
Description
Technical field
The utility model relates to a kind of hermetically-sealed construction, is specifically related to a kind of structure that in the vanadium cell stack system vanadium sap cavity body is sealed that is applied in.
Background technology
The stack system of vanadium described in the prior art comprises vanadium flow battery pile, positive liquid storage cavity and negative liquid storage cavity, store pentavalent vanadium liquid in the positive liquid storage cavity, negative liquid storage cavity stores divalence or trivalent vanadium liquid, and positive liquid storage cavity and negative liquid storage cavity are sealing state.
Find in the practice vanadium cell system in charging process in the negative liquid storage cavity vanadium liquid liquid level can raise, vanadium liquid liquid level can descend in the corresponding positive liquid storage cavity; Vanadium liquid liquid level can descend in the negative liquid storage cavity in discharge process, and vanadium liquid liquid level liquid level can rise in the corresponding positive liquid storage cavity.The lifting meeting of this vanadium liquid liquid level is so that airtight vanadium liquid storage cavity internal pressure changes, and the variation of this pressure finally can affect the normal operation of whole vanadium stack system.
In order to address this problem, introduced a vent valve in the prior art, variation by vent valve perception vanadium liquid storage cavity internal pressure, after vanadium liquid storage cavity internal pressure reaches set point, the vent valve that is communicated with vanadium liquid storage cavity is automatically opened and is carried out exhaust, vanadium liquid storage cavity internal pressure is dropped to below the safety value, but the defective that this technical scheme exists is, when exhaust valve opening carries out exhaust, the external air of vanadium liquid storage chamber can be in vent valve be back to vanadium liquid storage cavity, the oxygen that carries in the air that refluxes can be stored the pentavalent vanadium liquid that stores in the cavity with positive liquid, divalence or trivalent vanadium liquid that negative liquid storage cavity stores react, so that vanadium liquid is tending towards tetravalence in the cavity, finally also can affect the normal operation of whole vanadium stack system.
The utility model content
In order to solve the technical problem that exists in the prior art, the utility model provides a kind of vanadium stack system with vanadium sap cavity body hermetically-sealed construction.
The technical scheme that the prior art problem that solves the utility model adopts is for providing a kind of vanadium stack system with vanadium sap cavity body hermetically-sealed construction, described a kind of vanadium stack system with vanadium sap cavity body hermetically-sealed construction comprises the vanadium flow battery pile, positive liquid storage cavity and negative liquid storage cavity, wherein, described positive liquid storage cavity is connected with described vanadium flow battery pile by the first feed tube, described vanadium flow battery pile is connected with described positive liquid storage cavity by the first drain pipe, described negative liquid storage cavity is connected with described vanadium flow battery pile by the second feed tube, described vanadium flow battery pile is connected with described positive liquid storage cavity by the second drain pipe, be respectively arranged with conduit at described positive liquid storage cavity and described negative liquid storage cavity, described conduit is arranged on vanadium liquid liquid level top with the first opening that described positive liquid storage cavity and described negative liquid storage cavity are communicated with, the second aperture position of the described conduit other end is lower than the position of described the first opening, and stretches in the liquid.
According to an optimal technical scheme of the present utility model: described liquid is water or the aqueous solution.
According to an optimal technical scheme of the present utility model: be provided with water tank below described positive liquid storage cavity and described negative liquid storage cavity, described the second opening stretches in the water tank and below the water surface.
Although the utility model technology scheme is simple, but design ingenious, place the conduit of liquid level below not only to solve problem to vanadium liquid storage chamber pressure control by introducing one, and prevented that again oxygen from refluxing on the impact of vanadium fluidity energy, concrete very high practical value has solved always unsolved technical problem of this area.
Description of drawings
Fig. 1. the utility model vanadium stack system structural representation.
Embodiment
Below in conjunction with accompanying drawing technical solutions of the utility model are elaborated:
See also Fig. 1 the utility model vanadium stack system structural representation.As shown in FIG., described vanadium stack system comprises vanadium flow battery pile 101, positive liquid storage cavity 102 and negative liquid storage cavity 103, wherein, described positive liquid storage cavity 102 is connected with described vanadium flow battery pile 101 by the first feed tube 104, described vanadium flow battery pile 101 is connected with described positive liquid storage cavity 102 by the first drain pipe 105, described negative liquid storage cavity 103 is connected with described vanadium flow battery pile 101 by the second feed tube 106, described vanadium flow battery pile 101 is connected with described positive liquid storage cavity 102 by the second drain pipe 107, be respectively arranged with conduit 108 at described positive liquid storage cavity 102 and described negative liquid storage cavity 103, described conduit 108 is arranged on vanadium liquid liquid level top with the first opening 109 that described positive liquid storage cavity 102 and described negative liquid storage cavity 103 are communicated with, the second opening 110 positions of described conduit 108 other ends are lower than the position of described the first opening 109, and stretch in the liquid.
Be water or the aqueous solution at liquid described in the technical solution of the utility model, below described positive liquid storage cavity 102 and described negative liquid storage cavity 103, be provided with water tank 111, store water or the aqueous solution in the water tank 111, the second opening 110 of described conduit 108 stretches in the water tank 111 and below the water surface.
Comprise vanadium flow battery pile 101, positive liquid storage cavity 102 and negative liquid storage cavity 103 at the stack system of vanadium described in the technical solutions of the utility model, store pentavalent vanadium liquid in the positive liquid storage cavity 102, negative liquid storage cavity 103 stores divalence or trivalent vanadium liquid.Vanadium cell system negative liquid storage cavity 103 interior vanadium liquid liquid levels in charging process can raise, and corresponding positive liquid storage cavity 102 interior vanadium liquid liquid levels can descend; Negative liquid storage cavity 103 interior vanadium liquid liquid levels can descend in discharge process, and corresponding positive liquid storage cavity 102 interior vanadium liquid liquid levels can rise.The lifting meeting of this vanadium liquid liquid level so that airtight vanadium liquid storage cavity internal pressure change, at this moment, the conduit 108 of introducing on the vanadium liquid storage cavity plays a role, the pressure that increases can be discharged with sleeve pipe, so just effectively ensured the balance of vanadium liquid storage cavity internal pressure, and, process by conduit 108 drainage pressures is carried out below the water surface, so just avoid airborne oxygen part to reflux with conduit 108 and entered vanadium liquid storage cavity, effectively guaranteed the stability of vanadium liquid in the vanadium liquid storage cavity.
Although technical solutions of the utility model are simple, but design ingenious, place the conduit of liquid level below not only to solve problem to vanadium liquid storage chamber pressure control by introducing, and prevented that again oxygen from refluxing on the impact of vanadium fluidity energy, concrete very high practical value has solved those skilled in the art and has failed for many years the technical problem of fine solution always.
Above content is in conjunction with concrete optimal technical scheme further detailed description of the utility model, can not assert that implementation of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (3)
1. vanadium stack system with vanadium sap cavity body hermetically-sealed construction, described vanadium stack system with vanadium sap cavity body hermetically-sealed construction comprises vanadium flow battery pile (101), positive liquid storage cavity (102) and negative liquid storage cavity (103), wherein, described positive liquid storage cavity (102) is connected with described vanadium flow battery pile (101) by the first feed tube (104), described vanadium flow battery pile (101) is connected with described positive liquid storage cavity (102) by the first drain pipe (105), described negative liquid storage cavity (103) is connected with described vanadium flow battery pile (101) by the second feed tube (106), described vanadium flow battery pile (101) is connected with described positive liquid storage cavity (102) by the second drain pipe (107), it is characterized in that: be respectively arranged with conduit (108) at described positive liquid storage cavity (102) and described negative liquid storage cavity (103), described conduit (108) is arranged on vanadium liquid liquid level top with the first opening (109) that described positive liquid storage cavity (102) and described negative liquid storage cavity (103) are communicated with, the second opening (110) position of described conduit (108) other end is lower than the position of described the first opening (109), and stretches in the liquid.
2. described vanadium stack system with vanadium sap cavity body hermetically-sealed construction according to claim 1, it is characterized in that: described liquid is water or the aqueous solution.
3. described vanadium stack system with vanadium sap cavity body hermetically-sealed construction according to claim 2, it is characterized in that: be provided with water tank (111) at described positive liquid storage cavity (102) and described negative liquid storage cavity (103) below, described the second opening (110) stretches in the water tank (111) and below the water surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203616346U CN202712344U (en) | 2011-11-22 | 2012-07-18 | Vanadium electric pile system with vanadium liquid cavity sealing structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120471033 | 2011-11-22 | ||
| CN201120471033.6 | 2011-11-22 | ||
| CN2012203616346U CN202712344U (en) | 2011-11-22 | 2012-07-18 | Vanadium electric pile system with vanadium liquid cavity sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202712344U true CN202712344U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203616346U Expired - Lifetime CN202712344U (en) | 2011-11-22 | 2012-07-18 | Vanadium electric pile system with vanadium liquid cavity sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202712344U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121808A (en) * | 2017-11-28 | 2019-08-13 | 住友电气工业株式会社 | Redox flow batteries |
-
2012
- 2012-07-18 CN CN2012203616346U patent/CN202712344U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121808A (en) * | 2017-11-28 | 2019-08-13 | 住友电气工业株式会社 | Redox flow batteries |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN BINHAI ENERGY STORAGE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN JINFAN ENERGY TECHNOLOGY CO.,LTD. Effective date: 20150424 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 300457 TANGGU, TIANJIN |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150424 Address after: 300457, No. 5, building 188, No. 418, Binhai New Science Zone, Binhai hi tech Zone, Tanggu, Tianjin Patentee after: Tianjin Binhai Energy Storage Technology Co.,Ltd. Address before: 518000 D1, building 202, building TCL, international E City, 1001 Zhongshan Road, Nanshan District, Shenzhen, Guangdong, China Patentee before: SHENZHEN JINFAN POWER Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |