CN207149632U - A kind of zinc-bromine flow battery system of double pump feed flow - Google Patents
A kind of zinc-bromine flow battery system of double pump feed flow Download PDFInfo
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- CN207149632U CN207149632U CN201721171242.2U CN201721171242U CN207149632U CN 207149632 U CN207149632 U CN 207149632U CN 201721171242 U CN201721171242 U CN 201721171242U CN 207149632 U CN207149632 U CN 207149632U
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- bromine
- pump
- electrolyte
- storage tank
- pile
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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
Abstract
The utility model discloses a kind of zinc-bromine flow battery system of double pump feed flow, including pile, electrolyte solution feed pump, electrolyte storage tank and electrolyte storage tank, pile is connected by positive pole export pipeline with electrolyte storage tank, electrolyte storage tank connects with electrolyte storage tank, electrolyte storage tank is connected by electrolyte pump intake pipeline with electrolyte solution feed pump, electrolyte solution feed pump is connected by the termination electrode of negative pole entrance pipe and pile, pile is connected by negative pole export pipeline with electrolyte storage tank, electrolyte storage tank is connected by metering device with pile, the electrolyte solution feed pump is also connected by positive pole entrance pipe with pile.The utility model is by setting two pump housing systems of electrolyte solution feed pump and measuring pump, and the supply of electrolyte when realizing charging, electric discharge, system architecture is simple, can effectively reduce assembling and production cost.
Description
Technical field
A kind of zinc-bromine flow battery system of double pump feed flow is the utility model is related to, belongs to zinc-bromine flow battery technology neck
Domain.
Background technology
Zinc-bromine flow battery technology is one of current main flow energy-storage battery technology, has environment-friendly, battery life length,
The advantages such as cost is cheap.For zinc-bromine flow battery in charging process, anode electrolyte can produce simple substance bromine, and simple substance bromine can be with oil phase
Separate out, and under gravity, be deposited to the bottom of electrolyte storage tank；In discharge process, two-phase pump is used, will be sunken to
The oil phase simple substance bromine of electrolyte storage tank bottom is extracted out.And zinc-bromine flow battery system of the prior art needs to use three pumps
The feed flow to pile can be realized, system architecture is complicated, and manufacturing cost is high.
Utility model content
The purpose of this utility model is, there is provided a kind of zinc-bromine flow battery system of double pump feed flow, the system can be real
The efficient provision of electrolyte when now charging, discharging, its is simple in construction, can effectively reduce system assembles and production cost.
In order to solve the above technical problems, the utility model adopts the following technical scheme that：A kind of zinc bromine liquid of double pump feed flow
Galvanic battery system, including pile, electrolyte solution feed pump, electrolyte storage tank and electrolyte storage tank, pile pass through positive pole export pipeline
Connected with electrolyte storage tank, electrolyte storage tank connects with electrolyte storage tank, electrolyte storage tank by electrolyte pump intake pipeline with
Electrolyte solution feed pump is connected, and electrolyte solution feed pump is connected by the termination electrode of negative pole entrance pipe and pile, and pile passes through negative pole
Export pipeline is connected with electrolyte storage tank, and electrolyte storage tank is connected by metering device with pile, and the electrolyte solution feed pump is also
It is connected by positive pole entrance pipe with pile.
In a kind of zinc-bromine flow battery system of foregoing double pump feed flow, the metering device includes measuring pump, positive pole supplies
Bromine pipeline, negative pole supply bromine pipeline and bromine pump intake pipeline, and the electrolyte solution feed pump is connected by bromine pump intake pipeline and measuring pump
Logical, positive pole is connected for one end of bromine pipeline with measuring pump, and the other end is connected with positive pole entrance pipe, negative pole supply bromine pipeline and one
End is connected to measuring pump, and the other end is connected on negative pole entrance pipe.It can be adjusted from electrolysis by the measuring pump of metering device
In matter storage tank supplied to pile electrolyte flow, so as to meet charging when, electrolyte supply demand.
In a kind of zinc-bromine flow battery system of foregoing double pump feed flow, the positive pole is for being provided with positive pole confession on bromine pipeline
Bromine control valve.The supply flow for supplying bromine control valve to regulate and control electrolyte by adjusting positive pole.
In a kind of zinc-bromine flow battery system of foregoing double pump feed flow, the negative pole is for being provided with negative pole confession on bromine pipeline
Bromine control valve.The supply flow for supplying bromine control valve to regulate and control electrolyte by adjusting negative pole
In a kind of zinc-bromine flow battery system of foregoing double pump feed flow, the pile is by some section cells in series or simultaneously
Connection is formed, and often saving monocell includes bipolar plates and membrane electrode.
In a kind of zinc-bromine flow battery system of foregoing double pump feed flow, containment vessel is provided with outside the pile.
Compared with prior art, the utility model is realized by setting two pump housing systems of electrolyte solution feed pump and measuring pump
The supply of electrolyte when charging, electric discharge, system architecture is simple, can effectively reduce assembling and production cost.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of the present utility model.
Reference：1- piles, 2- measuring pumps, 3- electrolyte solution feed pumps, 4- electrolyte storage tanks, 5- electrolyte storage tanks, 6-
Electrolyte pump intake pipeline, 7- negative pole entrance pipes, 8- positive pole entrance pipes, 9- positive pole export pipelines, 10- negative pole outlets
Road, 11- positive poles supply bromine pipeline, and 12- negative poles supply bromine pipeline, 13- bromine pump intake pipelines, 14- metering devices, and 15- positive poles supply bromine control
Valve processed, 16- negative poles supply bromine control valve, 17- containment vessels.
The utility model is further described with reference to the accompanying drawings and detailed description.
Embodiment
Embodiment 1 of the present utility model：A kind of zinc-bromine flow battery system of double pump feed flow, including pile 1, electrolyte supply
Liquid pump 3, electrolyte storage tank 4 and electrolyte storage tank 5, the pile 1 are connected by positive pole export pipeline 9 with electrolyte storage tank 5, electricity
Solution matter storage tank 5 is connected with electrolyte storage tank 4, and electrolyte storage tank 4 is connected by electrolyte pump intake pipeline 6 with electrolyte solution feed pump 3
Logical, electrolyte solution feed pump 3 is connected by negative pole entrance pipe 7 with the termination electrode of pile 1, and the pile 1 passes through negative pole outlet
Road 10 is connected with electrolyte storage tank 4, and the electrolyte storage tank 5 is connected by metering device 14 with pile 1, the electrolyte feed flow
Pump 3 is also connected by positive pole entrance pipe 8 with pile 1.
Embodiment 2 of the present utility model：A kind of zinc-bromine flow battery system of double pump feed flow, including pile 1, electrolyte supply
Liquid pump 3, electrolyte storage tank 4 and electrolyte storage tank 5, the pile 1 are connected by positive pole export pipeline 9 with electrolyte storage tank 5, electricity
Solution matter storage tank 5 is connected with electrolyte storage tank 4, and electrolyte storage tank 4 is connected by electrolyte pump intake pipeline 6 with electrolyte solution feed pump 3
Logical, electrolyte solution feed pump 3 is connected by negative pole entrance pipe 7 with the termination electrode of pile 1, and the pile 1 passes through negative pole outlet
Road 10 is connected with electrolyte storage tank 4, and the electrolyte storage tank 5 is connected by metering device 14 with pile 1, the electrolyte feed flow
Pump 3 is also connected by positive pole entrance pipe 8 with pile 1.Metering device 14 includes measuring pump 2, positive pole supplies for bromine pipeline 11, negative pole
Bromine pipeline 12 and bromine pump intake pipeline 13, the electrolyte solution feed pump 3 are connected by bromine pump intake pipeline 13 with measuring pump 2, just
Pole is connected for one end of bromine pipeline 11 with measuring pump 2, and the other end is connected with positive pole entrance pipe 8, and the negative pole supplies bromine pipeline 12
With one end be connected to measuring pump 2, the other end is connected on negative pole entrance pipe 7.
Positive pole supplies bromine control valve 15 for being provided with positive pole on bromine pipeline 11.Negative pole supplies bromine for being provided with negative pole on bromine pipeline 12
Control valve 16.By adjusting positive pole for bromine control valve 15 and negative pole for the aperture of bromine control valve 16, electrolyte can be controlled to adjust
Flow.Pile 1 is made up of some section cells in series or parallel connection, and often saving monocell includes bipolar plates and membrane electrode.Outside pile 1
It is provided with containment vessel 17.
Operation principle of the present utility model：
When battery system charges, the electrolyte in electrolyte storage tank 4, through electrolyte pump intake pipeline 6, into electrolyte
Solution feed pump 3, respectively by positive pole entrance pipe 8, into the cathode chamber of pile 1；By negative pole entrance pipe 7, born into pile
Pole room.After electrochemical reaction, anode electrolyte is by positive pole export pipeline 9, into electrolyte storage tank 5.Stored up in electrolyte
In tank 5, by gravity separation, electrolyte (bromine simple substance) is stayed in electrolyte storage tank 5, and supernatant liquor is returned in electrolyte storage tank 4.
Electrolyte liquid is returned directly in electrolyte storage tank 4 by negative pole export pipeline 10.
In battery discharge, the electrolyte in electrolyte storage tank 4, through electrolyte pump intake pipeline 6, supplied into electrolyte
Liquid pump 3, respectively by positive pole entrance pipe 8, into the cathode chamber of pile 1, meanwhile, the bromine simple substance in electrolyte storage tank 5, successively
Bromine pipeline 11 is supplied by bromine pump intake pipeline 13, measuring pump 2 and positive pole, entered in positive pole entrance pipe 8, is mixed with electrolyte
Afterwards, into the cathode chamber of pile 1, now positive pole is opened for bromine control valve 15, and negative pole is closed for bromine control valve 16；Pass through negative pole entrance
Pipeline 7, into pile anode chamber.After electrochemical reaction, anode electrolyte is by positive pole export pipeline 9, into electrolyte
Storage tank 5.In electrolyte storage tank 5, by gravity separation, electrolyte (bromine simple substance) is stayed in electrolyte storage tank 5, and supernatant liquor returns
Into electrolyte storage tank 4.Electrolyte liquid is returned directly in electrolyte storage tank 4 by negative pole export pipeline 10.
In battery discharge, the electrolyte in electrolyte storage tank 4, through electrolyte pump intake pipeline 6, supplied into electrolyte
Liquid pump 3, respectively by positive pole entrance pipe 8, into the cathode chamber of pile 1, meanwhile, the bromine simple substance in electrolyte storage tank 5, pass through
Measuring pump 2, enter in positive pole entrance pipe 8, after being mixed with electrolyte, into the cathode chamber of pile 1, now positive pole is for bromine control
Valve 15 is opened, and negative pole is as requested for bromine control valve 16, and selection is turned on and off；By negative pole entrance pipe 7, born into pile
Pole room.After electrochemical reaction, anode electrolyte is by positive pole export pipeline 9, into electrolyte storage tank 5.Stored up in electrolyte
In tank 5, by gravity separation, electrolyte (bromine simple substance) is stayed in electrolyte storage tank 5, and supernatant liquor is returned in electrolyte storage tank 4.
Electrolyte liquid is returned directly in electrolyte storage tank 4 by negative pole export pipeline 10.
Claims (6)
- A kind of 1. zinc-bromine flow battery system of double pump feed flow, it is characterised in that including pile (1), electrolyte solution feed pump (3), Electrolyte storage tank (4) and electrolyte storage tank (5), the pile (1) are connected by positive pole export pipeline (9) and electrolyte storage tank (5) Logical, electrolyte storage tank (5) connects with electrolyte storage tank (4), and electrolyte storage tank (4) passes through electrolyte pump intake pipeline (6) and electricity Liquid solution feed pump (3) connection is solved, electrolyte solution feed pump (3) is connected by negative pole entrance pipe (7) with the termination electrode of pile (1), institute State pile (1) to connect with electrolyte storage tank (4) by negative pole export pipeline (10), the electrolyte storage tank (5) fills by measuring Put (14) to be connected with pile (1), the electrolyte solution feed pump (3) is also connected by positive pole entrance pipe (8) with pile (1).
- A kind of 2. zinc-bromine flow battery system of double pump feed flow according to claim 1, it is characterised in that the metering dress Put (14) and supply bromine pipeline (12) and bromine pump intake pipeline (13) for bromine pipeline (11), negative pole including measuring pump (2), positive pole, it is described Electrolyte solution feed pump (3) is connected by bromine pump intake pipeline (13) with measuring pump (2), the one end and meter of positive pole for bromine pipeline (11) Measure pump (2) connection, the other end is connected with positive pole entrance pipe (8), the negative pole supply bromine pipeline (12) and one end be connected to meter Pump (2) is measured, the other end is connected on negative pole entrance pipe (7).
- 3. the zinc-bromine flow battery system of a kind of double pump feed flow according to claim 2, it is characterised in that the positive pole supplies Positive pole is provided with bromine pipeline (11) and supplies bromine control valve (15).
- 4. the zinc-bromine flow battery system of a kind of double pump feed flow according to claim 2, it is characterised in that the negative pole supplies Negative pole is provided with bromine pipeline (12) and supplies bromine control valve (16).
- A kind of 5. zinc-bromine flow battery system of double pump feed flow according to claim 1, it is characterised in that the pile (1) it is made up of some section cells in series or parallel connection, often saving monocell includes bipolar plates and membrane electrode.
- A kind of 6. zinc-bromine flow battery system of double pump feed flow according to claim 1, it is characterised in that the pile (1) containment vessel (17) is provided with outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171242.2U CN207149632U (en) | 2017-09-13 | 2017-09-13 | A kind of zinc-bromine flow battery system of double pump feed flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721171242.2U CN207149632U (en) | 2017-09-13 | 2017-09-13 | A kind of zinc-bromine flow battery system of double pump feed flow |
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| Publication Number | Publication Date |
|---|---|
| CN207149632U true CN207149632U (en) | 2018-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721171242.2U Active CN207149632U (en) | 2017-09-13 | 2017-09-13 | A kind of zinc-bromine flow battery system of double pump feed flow |
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| CN (1) | CN207149632U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114497644A (en) * | 2020-11-12 | 2022-05-13 | 中国科学院大连化学物理研究所 | Operation method of zinc-based single flow battery |
-
2017
- 2017-09-13 CN CN201721171242.2U patent/CN207149632U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114497644A (en) * | 2020-11-12 | 2022-05-13 | 中国科学院大连化学物理研究所 | Operation method of zinc-based single flow battery |
| CN114497644B (en) * | 2020-11-12 | 2023-09-15 | 中国科学院大连化学物理研究所 | Zinc-based single flow battery operation method |
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Effective date of registration: 20220329 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 room 320, block B, Chuangye building, No. 8, Zhongguancun East Road, Haidong Industrial Park, Haidong District, Qinghai Province Patentee before: QINGHAI BAINENG HUITONG NEW ENERGY SCIENCE & TECHNOLOGY CO.,LTD. |