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Integrated liquid storage pot and novel zinc-bromine redox flow battery

A zinc-bromine flow battery and liquid storage tank technology, applied in fuel cells, fuel cell additives, indirect fuel cells, etc., can solve problems affecting battery performance and life, electrolyte migration, and uneven matching of positive and negative electrolytes and other problems, to achieve the effect of improving energy density, improving performance and service life, and light weight

Active Publication Date: 2012-11-14
江苏恒安储能科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0015] The object of the present invention is to provide a structure and manufacturing method of an integrated liquid storage tank and a new type of zinc-bromine flow battery, which can effectively solve the problems in the prior art, especially the migration of the electrolyte, which leads to the electrolysis of the positive and negative electrodes. Uneven liquid matching affects the performance and life of the battery

Method used

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  • Integrated liquid storage pot and novel zinc-bromine redox flow battery
  • Integrated liquid storage pot and novel zinc-bromine redox flow battery
  • Integrated liquid storage pot and novel zinc-bromine redox flow battery

Examples

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Embodiment 1

[0051] Embodiment 1: a kind of integrated storage tank, such as figure 2 As shown, it comprises: a tank body 10, a bromine supply pipeline 8, a total return pipe 7 and a liquid supply pipe 4, one end of the bromine supply pipeline 8 runs through the side wall of the tank body 10 and is positioned in the tank body 10, and the total return pipe 7 and one end of the liquid supply pipe 4 pass through the top of the tank body 10 and are located above the bottom of the tank body 10 .

Embodiment 2

[0052] Embodiment 2: a kind of integrated storage tank, such as figure 2 As shown, it comprises: a tank body 10, a bromine supply pipeline 8, a total return pipe 7 and a liquid supply pipe 4, one end of the bromine supply pipeline 8 runs through the side wall of the tank body 10 and is positioned in the tank body 10, and the total return pipe 7 and one end of the liquid supply pipe 4 pass through the top of the tank body 10 and are located above the bottom of the tank body 10 . The tank body 10 is also provided with a baffle plate 11 and a bottom plate 12 (such as image 3 shown), one end of the bottom plate 12 is connected to the side of the bottom surface of the tank body 10 close to the bromine supply pipeline 8 and the angle between the bottom plate 12 and the bottom surface of the tank body 10 is 5°; 4, one end of the total return pipe 7 runs through the baffle 11 and is located above the bottom plate 12, the angle between the baffle 11 and the horizontal plane is 5°, a...

Embodiment 3

[0053] Embodiment 3: an integrated liquid storage tank, comprising: a tank body 10, a bromine supply pipeline 8, a total return pipe 7 and a liquid supply pipeline 4, one end of the bromine supply pipeline 8 runs through the side wall of the tank body 10 and Located in the tank body 10 , one end of the total return pipe 7 and the liquid supply pipe 4 runs through the top of the tank body 10 and is located above the bottom of the tank body 10 . The tank body 10 is also provided with a baffle plate 11 and a bottom plate 12. One end of the bottom plate 12 is connected to the side of the bottom surface of the tank body 10 close to the bromine supply pipeline 8 and the angle between the bottom plate 12 and the bottom surface of the tank body 10 is 5°. °; the baffle plate 11 is located between the bottom plate 12 and the liquid supply pipe 4, and one end of the total return pipe 7 runs through the baffle plate 11 and is located above the bottom plate 12, and the angle between the baf...

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Abstract

The invention discloses a structure and a fabrication method of an integrated liquid storage pot, and a novel zinc-bromine redox flow battery. The novel zinc-bromine redox flow battery comprises a liquid storage pot 1, a liquid supply pump A2, a liquid supply pump B3, an anode pipeline system 41, a cathode pipeline system 42, a galvanic pile 5, an anode return pipe 71 and a cathode return pipe 72; the liquid storage pot 1 is connected to the liquid supply pump A2, the liquid supply pump B3, the anode return pipe 71 and the cathode return pipe 72, respectively; the galvanic pile 5 is connected to the anode pipeline system 41, the cathode pipeline system 42, the anode return pipe 71 and the cathode return pipe 72, respectively; the liquid supply pump B3 is connected to the anode pipeline system 41; and the liquid supply pump A2 is connected to the anode pipeline system 41 and the cathode pipeline system 42. The anode and the cathode of the battery are connected back to the same liquid storage pot 1, so that the migration problem is fundamentally solved; the system is simple and the fault rate is low; and the same liquid supply pumps are adopted for supplying liquid so that the pressure on the two sides of the anode and cathode pipeline systems is balanced, and the deformation rate of the material is reduced.

Description

technical field [0001] The invention relates to an integrated liquid storage tank and a novel zinc-bromine flow battery, belonging to the field of flow batteries. Background technique [0002] With the continuous deterioration of the global environment and people's attention to environmental issues, it is imminent to develop new environmentally friendly clean energy sources. Redox flow battery (Redox flow battery) is an energy storage system that has emerged in recent years. The performance of batteries and fuel cells has the advantages of long working life and storage life, fast charge and discharge, and good discharge depth performance. metal catalysts, etc. Therefore, it is of great significance to realize large-scale high-efficiency energy storage, accelerate economic development, and develop redox flow batteries. [0003] Zinc-bromine redox flow battery is a kind of redox flow battery. The electrolyte is zinc bromide aqueous solution. During the charging process, zinc...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M8/04H01M8/20H01M8/0438H01M8/2455
CPCY02E60/528Y02E60/50
Inventor 孟琳刘学军陆克张祺
Owner 江苏恒安储能科技有限公司
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