CN104716293B - A kind of metal-air batteries electrolyte managing device and its application - Google Patents

A kind of metal-air batteries electrolyte managing device and its application Download PDF

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Publication number
CN104716293B
CN104716293B CN201310691253.3A CN201310691253A CN104716293B CN 104716293 B CN104716293 B CN 104716293B CN 201310691253 A CN201310691253 A CN 201310691253A CN 104716293 B CN104716293 B CN 104716293B
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electrolyte
row
mouth
storage device
note
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CN104716293A (en
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孙公权
王二东
刘敏
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Dalian Institute of Chemical Physics of CAS
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Dalian Institute of Chemical Physics of CAS
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M12/00—Hybrid cells; Manufacture thereof
    • H01M12/04—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type
    • H01M12/06—Hybrid cells; Manufacture thereof composed of a half-cell of the fuel-cell type and of a half-cell of the primary-cell type with one metallic and one gaseous electrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
    • H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
    • H01M50/627—Filling ports
    • H01M50/636—Closing or sealing filling ports, e.g. using lids
    • 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
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Filling, Topping-Up Batteries (AREA)
  • Hybrid Cells (AREA)

Abstract

A kind of metal-air batteries electrolyte managing device, notes discharge pipe, electrolyte note row's control valve, electrolyte note row's mouth, electrolyte storage device including electrolyte；Described electrolyte note discharge pipe is sealing pipeline, its one end setting electrolyte note row's mouth；It is provided with N number of through hole, N is natural number on described electrolyte note discharge pipe；Each through hole that described electrolyte is noted on discharge pipe is noted row's mouth with electrolyte and is connected;Described electrolyte storage device is noted row's mouth with described electrolyte and is connected；Described electrolyte note row's control valve is arranged between electrolyte storage device and the path of described electrolyte note row's mouth.The present invention has advantages below：By electrolyte storage device sealed storage electrolyte, it is readily transported and stores for a long time；The management of whole electrolyte uses process hermetically sealed, safe and reliable；Electrolyte managing device is focused, draining function is in one, save space, raising efficiency；The efficiency that circulating battery utilizes improves.

Description

A kind of metal-air batteries electrolyte managing device and its application
Technical field
The present invention relates to metal-air batteries, the electrolyte managing device more particularly to metal-air batteries and its Application.
Background technology
Metal-air batteries are that one kind adopts magnesium metal, aluminum zinc etc. or its alloy as anode fuel, and in the air oxygen is made For oxidant, alkali liquor is as the electrochemical reaction appts of electrolyte solution.China's metallic zinc rich reserves and cheap, because This zinc/air cell is many movable power sources such as China's communication power supply, field emergency power supply, mains lighting supply and redundant electrical power Field has broad application prospects.Zinc/air cell has that energy density is high, safe, reactant and product pollution-free, The quiet good concealment of work, metal fuel storage, transport, convenience safe to carry and dry the features such as, its theoretical energy density is up to 1350Wh/kg.Zinc/air cell electrode reaction and battery overall reaction are respectively：
Anode reaction：Zn+2OH-→ZnO+H2O+2e--1.25V （1）
Cathode reaction：1/2O2+H2O+2e-→2OH-+0.401V （2）
Battery overall reaction：Zn+1/2O2→ZnO +1.65V （3）
From above formula, zinc/air cell consumes metallic zinc, the oxygen of in the air and water during the course of the reaction, generates oxygen Change zinc.Zinc/air cell before use, need to be by electrolyte（Chang Weinong potassium hydroxide aqueous solution）Fill to battery, only exist Under conditions of electrolyte, zinc/air cell is just activated, and possesses the ability of external electric discharge.After reaction terminates, need to be by residue Electrolyte and product discharge battery outside, in order to the reuse of battery.Zinc/air cell is electrolysed frequently with high concentration basic Liquid（As 7M potassium hydroxide aqueous solution）.Such electrolyte has stronger corrosivity, once leaking, to equipment and operator Member is by harm more serious for producing ratio.Therefore, in actual use, the storage of zinc/air cell electrolyte, filling, row The process such as let out, all should fully seal and avoid it is ensured that using safe, easy and simple to handle.
Content of the invention
The present invention is directed to the disappearance of existing metal-air batteries electrolyte management system, proposes one kind and is applied to electrolyte Storage, filling, the metal-air batteries electrolyte management system discharged.For achieving the above object, the present invention is using in detail below Mode is realizing：
A kind of metal-air batteries electrolyte managing device, notes discharge pipe including electrolyte, and electrolyte note arranges control valve, Electrolyte note row's mouth, electrolyte storage device；
Described electrolyte note discharge pipe is sealing pipeline, its one end setting electrolyte note row's mouth；Comb noted by described electrolyte N number of through hole is provided with road, N is natural number；Each through hole that described electrolyte is noted on discharge pipe is noted row's mouth with electrolyte and is connected Logical;Described electrolyte storage device is noted row's mouth with described electrolyte and is connected；Described electrolyte note row's control valve is arranged on electrolyte Storage device arranges the path of mouth with described electrolyte note（On connecting pipeline）Between.
N bar lateral is provided with described electrolyte note discharge pipe, every lateral all notes discharge pipe with electrolyte On a through hole be connected, in every lateral away from electrolyte note discharge pipe one end be provided with a through hole, N be from So count.
Described electrolyte storage device is furnished with a liquid storage mouth and a blow vent, and described liquid storage mouth and blow vent are separately positioned on The both sides on the top of electrolyte storage device, make electrolyte storage device normal fill and discharge solution when, solution will not be from Blow vent overflows；Described blow vent be arranged on electrolyte storage device with described liquid storage mouth same plane on away from liquid storage mouth Position, or it is arranged on the position away from liquid storage mouth in adjacent with described liquid storage mouth same plane plane on electrolyte storage device Put.Described electrolyte storage device is made up of resistance to alkali liquor, anti-ballistic materials.
Described electrolyte storage device and described electrolyte are noted row's mouth and are connected by pipeline closed, and described pipeline can be with respect to Electrolyte storage device rotates, and adjusts the relative position of electrolyte storage device and electrolyte note row's mouth.
The application of described metal-air batteries electrolyte managing device, its can be used for for metal-air batteries filling or Discharge electrolyte.
Described metal-air batteries electrolyte managing device is the method for metal-air batteries filling or discharge electrolyte, Comprise the following steps,
（1）Before metal-air batteries work, electrolyte is stored in described electrolyte storage device, by described electrolyte Note row's mouth is tightly connected with described electrolyte storage device it is ensured that the horizontal level of electrolyte storage device is higher than and electrolyte note The horizontal level of row's mouth, opens blow vent thereon and electrolyte note row's control valve；
（2）Electrolyte notes, by electrolyte, the electrolyte cavities that discharge pipe enters metal-air batteries heap cell, treats electricity After solution liquid filling finishes, close described note row's control valve, close blow vent, disconnect described electrolyte note row's mouth and store with electrolyte Device be tightly connected pipeline, metal-air batteries heap starts externally to discharge；
（3）After metal-air batteries end-of-job, described electrolyte is noted row's mouth and described electrolyte storage device sealing Connect, and ensure that the horizontal level of electrolyte storage device, less than the horizontal level noting row's mouth with electrolyte, opens described note row Control valve, collects waste liquid and product with described electrolyte storage device；
（4）After product is discharged, close note row's control valve, electrolyte is discharged and finished.
Compared with prior art, metal-air batteries electrolysis liquid pipe reason system of the present invention has advantages below：
（1）By electrolyte storage device sealed storage electrolyte, it is readily transported and stores for a long time, with pipeline by electrolyte Storage device is coupled together with electrolyte row's geat, opens blow vent and electrolyte note row's control valve carries out fluid injection, by pipe Road carries out discharge opeing, and the management of whole electrolyte uses process, hermetically sealed, safe and reliable；
（2）Fluid injection linker is focused, draining function is in one, save space, raising efficiency；
（3）The efficiency that circulating battery utilizes improves.
Brief description
Fig. 1 is electrolyte managing device of the present invention is metal-air batteries electrolyte filling process schematic diagram；
Fig. 2 is electrolyte managing device of the present invention is metal-air batteries depleted electrolytes discharge process schematic diagram；
Fig. 3 is electrolyte managing device structural representation of the present invention；
Fig. 4 is electrolyte managing device of the present invention is electrolyte memory device structure schematic diagram；
In figure, 1. lateral；2. metal/air list Chi Dui；3. flexible pipe；4. it is electrolysed fluid catheter；5. electrolyte storage dress Put；6. blow vent；7. electrolyte note discharge pipe；8. linker screw thread mouth；9. electrolyte note row control valve-ball valve；10. electrolyte Through hole on note discharge pipe；11. liquid storage mouths；12. electrolyte storage device handles 1；13. electrolyte storage device handles 2.
Specific embodiment
The present invention to be realized using following examples formula, but the invention is not restricted to the present embodiment.
A kind of metal-air batteries electrolyte managing device, notes discharge pipe including electrolyte, and electrolyte note arranges control valve 9, Electrolyte note row's mouth, electrolyte storage device 5；
Described electrolyte note discharge pipe is sealing pipeline, its one end setting electrolyte note row's mouth；Described electrolyte row's note pipe 24 laterals are provided with road, 24 through holes on described electrolyte row's note pipeline set and are respectively placed in described 24 branched pipes One end arranging note pipeline away from electrolyte on road；Each through hole described is all noted row's mouth and is connected with electrolyte;Described electrolyte Storage device 5 and described electrolyte are noted row's mouth flexible pipe 3 and are electrolysed that fluid catheter 4 is airtight to be connected；Described electrolyte note row's control valve 9 sets Put between flexible pipe 3 and electrolysis fluid catheter 4, form electrolyte pipe path.
Described electrolyte storage device is furnished with a liquid storage mouth 11 and a blow vent 6, and described liquid storage mouth 11 and blow vent 6 are respectively It is arranged on the both sides on the top of electrolyte storage device, when making electrolyte storage device in normal filling and discharging solution, solution Will not overflow from blow vent 6；Described electrolyte storage device is made up of resistance to alkali liquor, anti-ballistic materials.
Described metal-air batteries electrolyte managing device is the method for metal-air batteries filling or discharge electrolyte, Comprise the following steps,
（1）Before metal-air batteries work, electrolyte is stored in described electrolyte storage device, by described electrolyte Note row's mouth is tightly connected with described electrolyte storage device it is ensured that the horizontal level of electrolyte storage device is higher than and electrolyte note The horizontal level of row's mouth, opens blow vent thereon and electrolyte note row's control valve；
（2）Electrolyte notes, by electrolyte, the electrolyte cavities that discharge pipe enters metal-air batteries heap cell, treats electricity After solution liquid filling finishes, close described note row's control valve, close blow vent, disconnect described electrolyte note row's mouth and store with electrolyte Being tightly connected of device, metal-air batteries heap starts externally to discharge；
（3）After metal-air batteries end-of-job, described electrolyte is noted row's mouth and described electrolyte storage device sealing Connect, and ensure that the horizontal level of electrolyte storage device, less than the horizontal level noting row's mouth with electrolyte, opens described note row Control valve, collects waste liquid and product with described electrolyte storage device；
（4）After product is discharged, close note row's control valve, electrolyte is discharged and finished.

Claims (6)

1. a kind of metal-air batteries electrolyte managing device it is characterised in that：Note discharge pipe including electrolyte, electrolyte is noted Row's control valve, electrolyte note row's mouth, electrolyte storage device；
Described electrolyte note discharge pipe is closed conduit, its one end setting electrolyte note row's mouth；On described electrolyte note discharge pipe It is provided with N number of through hole, N is positive integer；Each through hole that described electrolyte is noted on discharge pipe is noted row's mouth with electrolyte and is connected；Institute State electrolyte storage device to be connected with described electrolyte note row's mouth；Described electrolyte note row's control valve is arranged on electrolyte storage Device is arranged on the connecting pipeline of mouth with described electrolyte note；
It is provided with N bar lateral, N is positive integer between described each through hole and electrolyte note discharge pipe.
2. metal-air batteries electrolyte managing device according to claim 1 it is characterised in that：Described electrolyte is deposited Storage device is furnished with a liquid storage mouth and a blow vent, and described liquid storage mouth and blow vent are separately positioned on the top of electrolyte storage device Both sides, make electrolyte storage device normal fill and discharge solution when, solution will not overflow from blow vent.
3. metal-air batteries electrolyte managing device according to claim 1 it is characterised in that：Described electrolyte is deposited Storage device is made up of resistance to alkali liquor, anti-ballistic materials.
4. metal-air batteries electrolyte managing device according to claim 1 it is characterised in that：Described electrolyte is deposited Storage device and described electrolyte are noted row's mouth and are tightly connected by connecting pipeline, and described connecting pipeline can store dress with respect to electrolyte Put rotation, adjust the relative position of electrolyte storage device and electrolyte note row's mouth.
5. the application of the metal-air batteries electrolyte managing device any one of a kind of claim 1-4, its feature exists In：Described metal-air batteries electrolyte managing device is used for as metal-air batteries filling or discharges electrolyte.
6. adopt claim 5 described in metal-air batteries electrolyte managing device application it is characterised in that：Including with Lower step,
(1), before metal-air batteries work, electrolyte is stored in described electrolyte storage device, and described electrolyte is noted row Mouth is tightly connected with described electrolyte storage device it is ensured that the horizontal level of electrolyte storage device is higher than and electrolyte note row's mouth Horizontal level, open blow vent thereon and electrolyte note row's control valve；
(2) electrolyte notes the electrolyte cavities that discharge pipe enters metal-air batteries heap cell, liquid to be electrolysed by electrolyte After filling finishes, close described note row's control valve, close blow vent, disconnect described electrolyte note row's mouth and electrolyte storage device Between the connecting pipeline being tightly connected, metal-air batteries heap starts externally to discharge；
(3), after metal-air batteries end-of-job, described electrolyte is noted row's mouth with described electrolyte storage device sealing even Connect, and ensure the horizontal level of electrolyte storage device less than the horizontal level noting row's mouth with electrolyte, open described note row and control Valve processed, collects waste liquid and product with described electrolyte storage device；
(4) after waste liquid and product are discharged, close note row's control valve, electrolyte is discharged and finished.
CN201310691253.3A 2013-12-13 2013-12-13 A kind of metal-air batteries electrolyte managing device and its application Active CN104716293B (en)

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CN106887648B (en) * 2015-12-16 2019-07-12 中国科学院大连化学物理研究所 A kind of zinc/air cell group
CN109659646B (en) * 2018-12-21 2021-03-02 宁波石墨烯创新中心有限公司 Cathode protection system and method of air battery

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JP2011119088A (en) * 2009-12-02 2011-06-16 Iwashita Engineering Inc Electrolyte injection device
CN201699078U (en) * 2010-05-19 2011-01-05 深圳市信宇人科技有限公司 Battery electrolyte injecting machine capable of accurately controlling electrolyte injection in micro-scale manner
JP5999316B2 (en) * 2012-04-04 2016-09-28 日産自動車株式会社 Air battery
CN202749451U (en) * 2012-07-16 2013-02-20 松下能源(无锡)有限公司 Electrolyte injection system

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