CN203659994U - Self-flowing type zinc-bromine flow battery - Google Patents
Self-flowing type zinc-bromine flow battery Download PDFInfo
- Publication number
- CN203659994U CN203659994U CN201320858437.XU CN201320858437U CN203659994U CN 203659994 U CN203659994 U CN 203659994U CN 201320858437 U CN201320858437 U CN 201320858437U CN 203659994 U CN203659994 U CN 203659994U
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- CN
- China
- Prior art keywords
- bromine
- pipeline
- zinc
- tank
- pile group
- 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.)
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- ZRXYMHTYEQQBLN-UHFFFAOYSA-N [Br].[Zn] Chemical compound [Br].[Zn] ZRXYMHTYEQQBLN-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 230000005484 gravity Effects 0.000 claims description 76
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims description 57
- 229910052794 bromium Inorganic materials 0.000 claims description 57
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims description 56
- 229910052725 zinc Inorganic materials 0.000 claims description 53
- 239000011701 zinc Substances 0.000 claims description 53
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 51
- 238000000034 method Methods 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000003792 electrolyte Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 230000007774 longterm Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- SODQFLRLAOALCF-UHFFFAOYSA-N 1lambda3-bromacyclohexa-1,3,5-triene Chemical compound Br1=CC=CC=C1 SODQFLRLAOALCF-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
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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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- Hybrid Cells (AREA)
Abstract
The utility model discloses a self-flowing type zinc-bromine flow battery. The self-flowing type zinc-bromine flow battery comprises a bromine-side high-position tank, a zinc-side high-position tank, an electric pile group, a bromine-side low-position tank and a zinc-side low-position tank, wherein the bromine-side high-position tank and the zinc-side high-position tank are arranged above the electric pile group; the bromine-side low-position tank and the zinc-side low-position tank are arranged under the electric pile group; the bromine-side high-position tank is communicated with the electric pile group by a pipeline a; the zinc-side high-position tank is communicated with the electric pile group by a pipeline b; the bromine-side low-position tank is communicated with the electric pile group by a pipeline c; the zinc-side low-position tank is communicated with the electric pile group by a pipeline d; the bromine-side high-position tank is communicated with the bromine-side low-position tank by a pipeline e; the zinc-side high-position tank is communicated with the zinc-side low-position tank by a pipeline f; and the pipeline e and the pipeline f are respectively provided with a hydraulic pump a and a hydraulic pump b. Compared with the traditional technology, the self-flowing type zinc-bromine flow battery disclosed by the utility model has the advantages that in the process of charging and discharging, the hydraulic pump does not need to operate continuously, so that the self energy consumption is reduced; a variable-frequency control system with higher cost is also not needed; and the problems of self starting and self discharging after long-time placement are avoided.
Description
Technical field
The utility model relates to a kind of gravity flow zinc bromine flow battery, belongs to zinc bromine flow battery technical field.
Background technology
Along with scientific and technological development, redox flow batteries becomes gradually a kind of novel storage, puts electrical energy devices, it has the performance of common batteries and fuel cell concurrently, and put in addition that a degree of depth is good, long service life, low cost of manufacture, avoid using precious metal as the many merits such as catalyst and environmental protection, therefore redox flow batteries is applied gradually and is promoted.The range of application of the zinc bromine flow battery in redox flow batteries category is comparatively extensive.
Traditional zinc bromine flow battery is all to utilize pump from fluid reservoir, electrolyte to be extracted out, then squeezes into pile group, and electrolyte is back to corresponding storage tank through pile group interior flow field, forms circulation.The zinc bromine flow battery of this pattern is in charge and discharge process, and hydraulic pump must move always, and system itself can produce certain power consumption.In addition, in order to control both positive and negative polarity electrolyte pressure balance, also need pump to carry out variable frequency control, make the cost of zinc bromine flow battery higher.In addition,, when zinc bromine flow battery has charged and needed long-term placement, need additional power supply to start system.
Traditional zinc bromine flow battery also can run into the problem of self discharge,, in the time that the bromine in electrolyte contacts with zinc electrolysis, can cause local corrosion to zinc, has a strong impact on the useful life of zinc bromine flow battery.
Utility model content
The purpose of this utility model is to provide a kind of gravity flow zinc bromine flow battery, it utilizes the operation principle of linker, under the effect of gravity, make electrolyte flow, hydraulic pump does not need continuous service, do not need the control system of frequency conversion yet, fundamentally reduce self energy consumption, reduced control system complexity and production cost, can also solve in addition the self-starting problem after long-term placement.
The technical solution of the utility model: a kind of gravity flow zinc bromine flow battery, comprise bromine side gravity tank, zinc side gravity tank, pile group, bromine side low level tank and zinc side low level tank, bromine side gravity tank and zinc side gravity tank are located at pile group top, and bromine side low level tank and zinc side low level tank are located at pile group below; Bromine side gravity tank is connected with the top of pile group by pipeline a, pipeline a one end is provided with to be in charge of a and to be in charge of b, being in charge of a is connected with the bottom of bromine side gravity tank, being in charge of b is connected with the below of bromine side gravity tank one side, the bottom of zinc side gravity tank is connected with the top of pile group by pipeline b, the top of bromine side low level tank is connected with the bottom of pile group by pipeline c, and the top of zinc side low level tank is connected with the bottom of pile group by pipeline d; The bottom of the top of bromine side gravity tank and bromine side low level tank is connected by pipeline e, and the bottom of the top of zinc side gravity tank and zinc side low level tank is connected by pipeline f, is respectively equipped with hydraulic pump a and hydraulic pump b on pipeline e and pipeline f.
In aforesaid this gravity flow zinc bromine flow battery, pipeline a, pipeline b, pipeline c, pipeline d and be in charge of and on the each pipeline in a, be respectively equipped with successively valve a, valve b, valve c, valve d and valve e, valve can be controlled flowing of electrolyte.
In aforesaid this gravity flow zinc bromine flow battery, bromine side gravity tank is connected with pile group and bromine side low level tank respectively by pipeline g, and the top of bromine side gravity tank, pile group and bromine side low level tank is located at respectively in three terminations of pipeline g; Zinc side gravity tank is connected with pile group and zinc side low level tank respectively by pipeline h, and zinc side gravity tank, pile group and zinc side low level tank top are located at respectively in three terminations of pipeline h.
In aforesaid this gravity flow zinc bromine flow battery, three terminations of pipeline g and pipeline h are communicated with mutually.The pipeline g that wherein termination is interconnected can ensure that the pressure reduction between bromine side gravity tank, pile group and bromine side low level tank inside is zero, makes bromine side circulating fluid unobstructed mobile; Pipeline h can ensure that the pressure reduction between zinc side gravity tank, pile group and zinc side low level tank inside is zero equally, makes zinc side circulating fluid unobstructed mobile.
Compared with conventional art, the utility model arrives eminence position by hydraulic pump by cell liquor pump, then under the effect of gravity, makes electrolyte flow, and in charge and discharge process, hydraulic pump does not need continuous service, has reduced the energy consumption of system self; This gravity flow zinc bromine flow battery does not need the control system of the higher frequency conversion of cost yet, reduces control system complexity, has avoided the self-starting problem after long-term placement simultaneously; In addition, this utility model can also solve the problem of self discharge effectively.
Brief description of the drawings
Fig. 1 is the structural representation of gravity flow zinc bromine flow battery.
Being labeled as in accompanying drawing: 1-bromine side gravity tank, 2-zinc side gravity tank, 3-pile group, 4-bromine side low level tank, 5-zinc side low level tank, 6-pipeline a, 7-pipeline b, 8-pipeline c, 9-pipeline d, 10-pipeline e, 11-pipeline f, 12-hydraulic pump a, 13-hydraulic pump b, 14-is in charge of a, and 15-is in charge of b, 16-valve a, 17-valve b, 18-valve c, 19-valve d, 20-valve e, 21-pipeline g, 22-pipeline h.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment of the present utility model: as shown in Figure 1, a kind of gravity flow zinc bromine flow battery, comprise bromine side gravity tank 1, zinc side gravity tank 2, pile group 3, bromine side low level tank 4 and zinc side low level tank 5, bromine side gravity tank 1 and zinc side gravity tank 2 are located at pile group 3 tops, and bromine side low level tank 4 and zinc side low level tank 5 are located at pile group 3 belows; Bromine side gravity tank 1 is connected with the top of pile group 3 by pipeline a6, pipeline a6 one end is provided with to be in charge of a14 and to be in charge of b15, being in charge of a14 is connected with the bottom of bromine side gravity tank 1, being in charge of b15 is connected with the below of bromine side gravity tank 1 one sides, the bottom of zinc side gravity tank 2 is connected with the top of pile group 3 by pipeline b7, the top of bromine side low level tank 4 is connected with the bottom of pile group 3 by pipeline c8, and the top of zinc side low level tank 5 is connected with the bottom of pile group 3 by pipeline d9; The bottom of the top of bromine side gravity tank 1 and bromine side low level tank 4 is connected by pipeline e10, and the bottom of the top of zinc side gravity tank 2 and zinc side low level tank 5 is connected by pipeline f11, is respectively equipped with hydraulic pump a12 and hydraulic pump b13 on pipeline e10 and pipeline f11.Pipeline a6, pipeline b7, pipeline c8, pipeline d9 and be in charge of and on the each pipeline in a14, be respectively equipped with successively valve a16, valve b17, valve c18, valve d19 and valve e20.Bromine side gravity tank 1 is connected with pile group 3 and bromine side low level tank 4 respectively by pipeline g21, and the top of bromine side gravity tank 1, pile group 3 and bromine side low level tank 4 is located at respectively in three terminations of pipeline g21; Zinc side gravity tank 2 is connected with pile group 3 and zinc side low level tank 5 respectively by pipeline h22, and zinc side gravity tank 2, pile group 3 and zinc side low level tank 5 tops are located at respectively in three terminations of pipeline h22.Three terminations of pipeline g21 and pipeline h22 are communicated with mutually.
Operation principle of the present utility model: gravity flow zinc bromine flow battery is in the time discharging and recharging, by valve a16, valve b17, valve c18, valve d19 and valve e20 open, under the effect of gravity, electrolyte in bromine side gravity tank 1 and zinc side gravity tank 2 flows in pile group 3 by pipeline, electrolyte carries out ion-exchange in pile group 3, electrolyte is from the interior outflow of pile group 3 subsequently, enter respectively in bromine side low level tank 4 and zinc side low level tank 5 by pipeline, in the time that the liquid level of bromine side gravity tank 1 and zinc side gravity tank 2 is lower, under control system effect, hydraulic pump a12 and hydraulic pump b13 are started working, hydraulic pump a12 and hydraulic pump b13 pump into the electrolyte in bromine side low level tank 4 and zinc side low level tank 5 respectively in bromine side gravity tank 1 and zinc side gravity tank 2 respectively, in the time that the electrolyte in bromine side low level tank 4 and zinc side low level tank 5 is lower, under the effect of control system, hydraulic pump a12 and hydraulic pump b13 are quit work, in charge and discharge process, above-mentioned cyclic process always, until discharge and recharge end, discharge and recharge after end, under the effect of hydraulic pump a12 and hydraulic pump b13, electrolyte is pumped into respectively again in bromine side gravity tank 1 and zinc side gravity tank 2, close all valves.The pipeline g21 that wherein termination is interconnected can ensure that the pressure reduction between bromine side gravity tank 1, pile group 3 and bromine side low level tank 4 inside is zero, makes bromine side circulating fluid unobstructed mobile; Pipeline h22 can ensure that the pressure reduction between zinc side gravity tank 2, pile group 3 and zinc side low level tank 5 inside is zero equally, makes zinc side circulating fluid unobstructed mobile.
After finishing if charged, when gravity flow zinc bromine flow battery needs long-term placement for subsequent use, by emptying the electrolyte in pile group 3, closeall valve, eliminate the self-discharge phenomenon of gravity flow zinc bromine flow battery completely, in the time that needs discharge, open valve, the operation of discharging.
Claims (4)
1. a gravity flow zinc bromine flow battery, it is characterized in that: comprise bromine side gravity tank (1), zinc side gravity tank (2), pile group (3), bromine side low level tank (4) and zinc side low level tank (5), bromine side gravity tank (1) and zinc side gravity tank (2) are located at pile group (3) top, and bromine side low level tank (4) and zinc side low level tank (5) are located at pile group (3) below, bromine side gravity tank (1) is by pipeline a(6) be connected with the top of pile group (3), pipeline a(6) one end is provided with and is in charge of a(14) and be in charge of b(15), be in charge of a(14) be connected with the bottom of bromine side gravity tank (1), be in charge of b(15) be connected with the below of bromine side gravity tank (1) one side, the bottom of zinc side gravity tank (2) is by pipeline b(7) be connected with the top of pile group (3), the top of bromine side low level tank (4) is by pipeline c(8) be connected with the bottom of pile group (3), the bottom of zinc side low level tank (5) is by pipeline d(9) be connected with the top of pile group (3), the bottom of the top of bromine side gravity tank (1) and bromine side low level tank (4) is by pipeline e(10) be connected, the bottom of the top of zinc side gravity tank (2) and zinc side low level tank (5) is by pipeline f(11) be connected, pipeline e(10) and pipeline f(11) on be respectively equipped with hydraulic pump a(12) and hydraulic pump b(13).
2. gravity flow zinc bromine flow battery according to claim 1, is characterized in that: pipeline a(6), pipeline b(7), pipeline c(8), pipeline d(9) and be in charge of a(14) in each pipeline on be respectively equipped with successively valve a(16), valve b(17), valve c(18), valve d(19) and valve e(20).
3. gravity flow zinc bromine flow battery system according to claim 1, it is characterized in that: bromine side gravity tank (1) is by pipeline g(21) be connected with pile group (3) and bromine side low level tank (4) respectively, pipeline g(21) three terminations be located at respectively the top of bromine side gravity tank (1), pile group (3) and bromine side low level tank (4); Zinc side gravity tank (2) is by pipeline h(22) be connected with pile group (3) and zinc side low level tank (5) respectively, pipeline h(22) three terminations be located at respectively zinc side gravity tank (2), pile group (3) and zinc side low level tank (5) top.
4. gravity flow zinc bromine flow battery system according to claim 3, is characterized in that: pipeline g(21) and pipeline h(22) three terminations be communicated with mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320858437.XU CN203659994U (en) | 2013-12-24 | 2013-12-24 | Self-flowing type zinc-bromine flow battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320858437.XU CN203659994U (en) | 2013-12-24 | 2013-12-24 | Self-flowing type zinc-bromine flow battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203659994U true CN203659994U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320858437.XU Expired - Lifetime CN203659994U (en) | 2013-12-24 | 2013-12-24 | Self-flowing type zinc-bromine flow battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203659994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410248A (en) * | 2016-05-12 | 2017-02-15 | 国网电力科学研究院武汉南瑞有限责任公司 | Redox flow battery |
| CN106558722A (en) * | 2015-09-23 | 2017-04-05 | 特变电工沈阳变压器集团有限公司 | A kind of device and method for realizing zinc bromine liquid fluid system battery black starting-up |
-
2013
- 2013-12-24 CN CN201320858437.XU patent/CN203659994U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106558722A (en) * | 2015-09-23 | 2017-04-05 | 特变电工沈阳变压器集团有限公司 | A kind of device and method for realizing zinc bromine liquid fluid system battery black starting-up |
| CN106410248A (en) * | 2016-05-12 | 2017-02-15 | 国网电力科学研究院武汉南瑞有限责任公司 | Redox flow battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220331 Address after: 210000 No. 109, zhuangpai Road, moling street, Jiangning District, Nanjing, Jiangsu Province (Jiangning Development Zone) Patentee after: Jiangsu HengAn Energy Storage Technology Co.,Ltd. Address before: 810600 Zhongguancun base, floor 1, No. 211, Ping'an Avenue, Ping'an County, Haidong Prefecture, Qinghai Province Patentee before: QINGHAI BAINENG HUITONG NEW ENERGY SCIENCE & TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
|
| CX01 | Expiry of patent term |