CN108110299A - Metal-air battery device and its temprature control method, metal-air battery system - Google Patents
Metal-air battery device and its temprature control method, metal-air battery system Download PDFInfo
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- CN108110299A CN108110299A CN201711337201.0A CN201711337201A CN108110299A CN 108110299 A CN108110299 A CN 108110299A CN 201711337201 A CN201711337201 A CN 201711337201A CN 108110299 A CN108110299 A CN 108110299A
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- electrolyte
- metal
- air battery
- pipeline section
- electrolyte tank
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2483—Details of groupings of fuel cells characterised by internal manifolds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04276—Arrangements for managing the electrolyte stream, e.g. heat exchange
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04313—Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variables; characterised by the detection or assessment of failure or abnormal function
- H01M8/0432—Temperature; Ambient temperature
- H01M8/04365—Temperature; Ambient temperature of other components of a fuel cell or fuel cell stacks
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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
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04298—Processes for controlling fuel cells or fuel cell systems
- H01M8/04694—Processes for controlling fuel cells or fuel cell systems characterised by variables to be controlled
- H01M8/04746—Pressure; Flow
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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 invention discloses a kind of metal-air battery device and its temprature control method, metal-air battery system, which includes：Battery unit, fan, the inlet tube connected with the electrolyte inlet of battery unit, the outlet tube connected with the electrolyte outlet of battery unit；Wherein, outlet tube is connected with inlet tube；Inlet tube has heat exchange pipeline section, and outlet tube has cooling pipeline section；The airflow direction generated along fan, fan, cooling pipeline section, battery unit and heat exchange pipeline section are sequentially distributed.Above-mentioned metal-air battery device without additionally increasing component, then reduces cost by designing inlet tube with heat exchange pipeline section, outlet tube with pipeline section, and reasonable Arrangement fan, battery unit, heat exchange pipeline section and cooling pipeline section is cooled down while temperature control is ensured；Meanwhile also reduce the volume of entire metal-air battery；In the temperature of three cooling pipeline section, battery unit and heat exchange pipeline section position control electrolyte, temperature controlled harmony is improved.
Description
Technical field
The present invention relates to metal-air battery technical field, more specifically to a kind of metal-air battery device and
Its temprature control method, metal-air battery system.
Background technology
When metal-air battery works under high power density, substantial amounts of heat can be additionally generated, makes metal-air battery
Temperature raises, and temperature rise causes electrolyte to seethe with excitement, and aggravates anode surface liberation of hydrogen, influences cathode surface catalytic reaction, promote electricity
Pond is decayed quickly, seriously affects battery life.When environment temperature is relatively low, electrolyte temperature is low, and cell power density is relatively low, battery
Group can not normal power generation.
Seen from the above description, in order to ensure that battery unit can be worked normally, it is necessary to control the temperature of battery unit, usually
Fan is set to cool down battery unit.It is disclosed in the patent of Patent No. ZL201510964337.9 and the basis of fan is being set
Upper additional electric driving shutter realizes temperature control to adjust air quantity, still, in this way, causing cost higher, also causes entire metal-air
The volume of cell apparatus is larger；In addition, temperature control is more complicated.
It is that current those skilled in the art are urgently to be resolved hurrily to reduce cost in conclusion how to control the temperature of battery
Problem.
The content of the invention
The object of the present invention is to provide a kind of metal-air battery devices, realize the control to battery cell temperature, with drop
Low cost.Temprature control method and a kind of metal-air it is a further object of the present invention to provide a kind of metal-air battery device
Battery system.
To achieve these goals, the present invention provides following technical solution：
A kind of metal-air battery device, including：Battery unit, fan connect with the electrolyte inlet of the battery unit
Logical inlet tube, the outlet tube connected with the electrolyte outlet of the battery unit；
Wherein, the outlet tube is connected with the inlet tube；The inlet tube has heat exchange pipeline section, and the outlet tube has
Cool down pipeline section；The airflow direction generated along the fan, the fan, the cooling pipeline section, the battery unit and described is changed
Heat pipe section is sequentially distributed.
Preferably, the heat exchange pipeline section has heat exchanger components, and the cooling pipeline section has cooling-part；The heat exchange pipeline section
Flow regulating part is equipped with the cooling pipeline section.
Preferably, the heat exchanger components be heat exchange pipeline either the heat-exchanger rig cooling-part be cool down pipeline or
Cooling device；Wherein, the heat-exchanger rig is the heat-exchanger rig with separate fan, and the cooling device is with the cold of separate fan
But device.
Preferably, above-mentioned metal-air battery device further includes：First electrolyte tank, the second electrolyte tank, described in connection
First electrolyte tank and the circulating pump for connecting the second electrolyte tank；
Wherein, the inlet tube is connected with first electrolyte tank, and the outlet tube connects with second electrolyte tank
It is logical, and the outlet tube passes through second electrolyte tank, the circulating pump and first electrolyte tank with the inlet tube
Connection.
Preferably, above-mentioned metal-air battery device further includes：For heating the second electrolyte tank electrolyte inside
Heater.
Preferably, above-mentioned metal-air battery device further includes evacuated tube, and control valve is serially connected in the evacuated tube；It is described
The both ends of evacuated tube connect respectively with the inlet tube and the outlet tube.
Preferably, the electrolyte inlet is located at the bottom of the battery unit, and the electrolyte outlet is located at the electricity
The top of pool unit, first electrolyte tank are located at the top side of the battery unit, and second electrolyte tank is located at described
The bottom side of battery unit.
Preferably, the battery unit includes：Battery case, the anode being arranged in battery case, positioned at the battery case two
The cathode of side and the pressing plate that the cathode is fixed on to the battery case.
Preferably, the pressing plate is heat sink, and the pressing plate is equipped with heat emission hole, and the percent opening of the pressing plate is 0.1-
0.25。
The temperature control principle of metal-air battery device provided by the invention：The air-flow that fan generates cools down the cooling tube successively
Section and battery unit, that is, realize the cooling to cooling pipeline section and battery unit Inner electrolysis matter, and the electrolyte cooled down in pipeline section is cold
But battery unit is back to through inlet tube afterwards；It exchanges heat by the air-flow and heat exchange pipeline section of battery unit, when in heat exchange pipeline section
Electrolyte temperature when being higher than gas flow temperature, the electrolyte in air-flow cooling heat transferring pipeline section, i.e. cooling heat transferring pipeline section；Work as heat exchanger tube
When electrolyte temperature in section is less than gas flow temperature, air-flow heating heat exchange pipeline section, i.e. electrolyte in heating heat exchange pipeline section.Cause
This, above-mentioned metal-air battery device realizes adjusting electrolyte temperature, and then realizes the temperature of regulating cell unit, i.e., real
The temperature of control battery unit is showed.
Metal-air battery device provided by the invention, by designing inlet tube with heat exchange pipeline section, outlet tube with cold
But pipeline section, and reasonable Arrangement fan, battery unit, heat exchange pipeline section and cooling pipeline section, without additionally increasing component, are then ensureing temperature
Cost is reduced while control；Meanwhile also reduce the volume of entire metal-air battery.
Meanwhile metal-air battery device provided by the invention, it realizes in cooling pipeline section, battery unit and heat exchange pipeline section
The temperature of three position control electrolyte, effectively increases temperature controlled harmony.
Metal-air battery device based on above-mentioned offer, the present invention also provides the gold described in a kind of above-mentioned any one
Belong to the temprature control method of air battery device, the temprature control method of the metal-air battery device includes step：
Detect the temperature of the electrolyte inlet and the temperature of the electrolyte outlet；
The rotating speed of the fan is controlled according to the disengaging temperature difference of the electrolyte inlet and the electrolyte outlet.
Preferably, the step：Institute is controlled according to the disengaging temperature difference of the electrolyte inlet and the electrolyte outlet
The operation of fan is stated, is specially：
When the disengaging temperature difference increase, increase the rotating speed of the fan；When the disengaging temperature difference reduces, reduce
The rotating speed of the fan.
Preferably, the rotating speed of the fan and the disengaging temperature difference are linear relationship.
Preferably, the metal-air battery device further includes：First electrolyte tank, the second electrolyte tank, described in connection
First electrolyte tank and the circulating pump for connecting the second electrolyte tank；Wherein, the inlet tube and first electrolyte tank
Connection, the outlet tube are connected with second electrolyte tank, and the outlet tube passes through the described second electricity with the inlet tube
Solution liquid case, the circulating pump are connected with first electrolyte tank；
The temprature control method further includes step：
Detect the internal temperature of the battery unit；
According to the flow of circulating pump described in the internal temperature control.
Preferably, the step：According to the flow of circulating pump described in the internal temperature control, it is specially：
When the internal temperature increases, increase the flow of the circulating pump；When the internal temperature reduces, reduce institute
State the flow of circulating pump.
Preferably, the flow of the internal temperature and the circulating pump is linear relationship.
Based on above-mentioned metal-air battery device, the present invention also provides a kind of metal-air battery system, the metal is empty
Pneumoelectric cell system includes metal-air battery device, and the metal-air battery device is empty for the metal described in above-mentioned any one
Pneumoelectric pool device；The metal-air battery system further includes：
First detector, for detecting the temperature of the electrolyte inlet；
Second detector, for detecting the temperature of the electrolyte outlet；
First controller, for according to the control of the disengaging temperature difference of the electrolyte inlet and the electrolyte outlet
The rotating speed of fan.
Preferably, the metal-air battery device further includes：First electrolyte tank, the second electrolyte tank, described in connection
First electrolyte tank and the circulating pump for connecting the second electrolyte tank；Wherein, the inlet tube and first electrolyte tank
Connection, the outlet tube are connected with second electrolyte tank, and the outlet tube passes through the described second electricity with the inlet tube
Solution liquid case, the circulating pump are connected with first electrolyte tank；
The metal-air battery system further includes：
3rd detector, for detecting the internal temperature of the battery unit；
Second controller, for the flow of the circulating pump according to the internal temperature control.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention implementation
Example, for those of ordinary skill in the art, without creative efforts, can also be according to the attached drawing of offer
Obtain other attached drawings.
Fig. 1 is the stereogram of metal-air battery device part-structure provided in an embodiment of the present invention；
Fig. 2 is the stereogram of metal-air battery device part-structure other direction provided in an embodiment of the present invention；
Fig. 3 is the stereogram of metal-air battery device part-structure other direction provided in an embodiment of the present invention；
Fig. 4 is the front view of metal-air battery device part-structure provided in an embodiment of the present invention；
Fig. 5 is the structure diagram of battery unit in metal-air battery device provided in an embodiment of the present invention；
Fig. 6 is the explosive view of battery unit in metal-air battery device provided in an embodiment of the present invention；
Fig. 7 is the block diagram of metal-air battery system provided in an embodiment of the present invention；
Fig. 8 is block diagram when metal-air battery system provided in an embodiment of the present invention is in running order；
Fig. 9 is block diagram when metal-air battery system provided in an embodiment of the present invention is in emptying state.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As shown in figs 1-9, metal-air battery device provided in an embodiment of the present invention includes：Battery unit 3, with battery list
The inlet tube that the electrolyte inlet 37 of member 3 connects, the outlet tube connected with the electrolyte outlet 33 of battery unit 3, fan；Its
In, outlet tube is connected with inlet tube；Inlet tube has heat exchange pipeline section, and outlet tube has cooling pipeline section；The air-flow generated along fan
Direction, fan, cooling pipeline section, battery unit 3 and heat exchange pipeline section are sequentially distributed.
It is understood that along fan generate airflow direction, fan, cooling pipeline section, battery unit 3 and heat exchange pipeline section according to
Secondary distribution, then show fan generate air-flow successively by cooling pipeline section, battery unit 3 and heat exchange pipeline section, and air-flow successively with
Cooling pipeline section, battery unit 3 and heat exchange pipeline section exchange heat.Outlet tube is connected with inlet tube, then shows to realize electrolyte
It recycles.Specifically, outlet tube can be connected directly with inlet tube, also can indirect communication.
Above-mentioned inlet tube has heat exchange pipeline section, then selectable portion inlet tube is heat exchange pipeline section, and entire feed liquor also may be selected
It manages as the pipeline section that exchanges heat；Correspondingly, above-mentioned outlet tube has cooling pipeline section, then selectable portion outlet tube is cooling pipeline section, also may be used
Entire outlet tube is selected to cool down pipeline section.In order to improve temperature control effect, the entire inlet tube of prioritizing selection is heat exchange pipeline section, is entirely gone out
Liquid pipe is cooling pipeline section.
In above-mentioned metal-air battery device, the number of battery unit 3 makes choice according to actual needs, works as battery unit
When 3 at least two, all battery units 3 form battery pack, at this point, all inlet tubes form feed liquor tube bank, it is all
Outlet tube forms outlet tube beam, and all cooling pipeline sections form cooling tube bundle section, and all heat exchange pipeline sections form heat-exchanging tube bundle section.
In order to meet above-mentioned requirements, i.e., the airflow direction generated along fan, fan, cooling tube bundle section, battery unit 3 and heat-exchanging tube bundle section
It is sequentially distributed, then entire battery pack is between cooling tube bundle section and heat-exchanging tube bundle section.In battery pack, battery unit 3 can be in parallel
It sets, can also be arranged in series.
The temperature control principle of above-mentioned metal-air battery device：The air-flow that fan generates cools down the cooling pipeline section and battery successively
Unit 3 realizes the cooling to cooling down 3 Inner electrolysis matter of pipeline section and battery unit, cool down after the electrolyte in pipeline section is cooled and pass through
Inlet tube is back to battery unit 3；It exchanges heat by the air-flow and heat exchange pipeline section of battery unit 3, the electricity in heat exchange pipeline section
When solving matter temperature higher than gas flow temperature, the electrolyte in air-flow cooling heat transferring pipeline section, i.e. cooling heat transferring pipeline section；When in heat exchange pipeline section
Electrolyte temperature be less than gas flow temperature when, air-flow heating heat exchange pipeline section, i.e., heating heat exchange pipeline section in electrolyte.Therefore, on
Stating metal-air battery device realizes adjusting electrolyte temperature, and then realizes the temperature of regulating cell unit 3, that is, realizes
Control the temperature of battery unit 3.
Metal-air battery device provided in an embodiment of the present invention has heat exchange pipeline section, outlet tube by designing inlet tube
With pipeline section, and reasonable Arrangement fan, battery unit 3, heat exchange pipeline section and cooling pipeline section is cooled down, without additionally increasing component, then
Cost is reduced while temperature control is ensured；Meanwhile also reduce the volume of entire metal-air battery.
Meanwhile metal-air battery device provided in an embodiment of the present invention, it realizes in cooling pipeline section, 3 and of battery unit
The temperature of three positions control electrolyte of heat exchange pipeline section, effectively increases temperature controlled harmony.
In order to further control temperature, above-mentioned heat exchange pipeline section and cooling pipeline section are equipped with flow regulating part, in this way, passing through
It adjusts heat exchange pipeline section and cools down the electrolyte flow in pipeline section, further to control temperature.
Above-mentioned flow regulating part can be flow control valve or other component, and the embodiment of the present invention does not limit this
It is fixed.Certainly, above-mentioned metal-air battery device, the pipeline section that also may be selected only to exchange heat is equipped with flow regulating part or only cools down pipeline section
Equipped with flow regulating part.
In order to improve the heat transfer effect of heat exchange pipeline section, above-mentioned heat exchange pipeline section has heat exchanger components, is added by heat exchanger components
The heat exchange of electrolyte in strong heat exchanging pipeline section.Specifically, which is heat exchange pipeline or heat-exchanger rig.Preferably,
Above-mentioned heat-exchanger rig is the heat-exchanger rig with separate fan.
Preferably, above-mentioned heat exchange pipeline is metal pipe line, and certainly, it is other materials that above-mentioned heat exchange pipeline, which also may be selected, and
It is not limited to metal.
Preferably, above-mentioned heat exchange pipeline is double pipeline.Certainly, above-mentioned heat exchange pipeline also may be selected is other structures, and
It is not limited to this.Correspondingly, above-mentioned cooling pipeline section has cooling-part, is strengthened by cooling-part to the electricity in cooling pipeline section
Solve the cooling of matter.Specifically, which is cooling pipeline or cooling device.Preferably, above-mentioned cooling device is that band is only
The cooling device of vertical fan.
Preferably, above-mentioned cooling pipeline is metal pipe line, and certainly, it is other materials that above-mentioned cooling pipeline, which also may be selected, and
It is not limited to metal.
Preferably, above-mentioned cooling pipeline is double pipeline.Certainly, above-mentioned heat exchange pipeline also may be selected is other structures, and
It is not limited to this.
In above-mentioned metal-air battery device, outlet tube is connected with inlet tube, realizes the recycling of electrolyte.In order to
It is easy to implement recycling, above-mentioned outlet tube and inlet tube indirect communication.Preferably, above-mentioned metal-air battery device also wraps
It includes：First electrolyte tank 1, the second electrolyte tank 2, the first electrolyte tank 1 of connection and the circulating pump for connecting the second electrolyte tank 2；
Wherein, inlet tube is connected with the first electrolyte tank 1, and outlet tube is connected with the second electrolyte tank 2, at this point, outlet tube and inlet tube
It is connected by the second electrolyte tank 2, circulating pump and the first electrolyte tank 1.
Specifically, as shown in Figs 1-4, above-mentioned inlet tube connects 11 Hes of the first electrolyte tank outlet of the first electrolyte tank 1
The electrolyte inlet 37 of battery unit 3,33 and second electrolyte tank 2 of electrolyte outlet of above-mentioned outlet tube connection battery unit 3
The second electrolyte tank import 21.Above-mentioned first electrolyte tank outlet 11 and electrolyte inlet 37 are located at the leeward of battery unit 3
Side, 33 and second electrolyte tank import 21 of electrolyte outlet are located at the windward side of battery unit 3, then realizing entire inlet tube is
Exchange heat pipeline section, and entire outlet tube is cooling pipeline section.
In order to be used in the relatively low environment of environment temperature, above-mentioned metal-air battery device further includes to heat
The heater of second electrolyte tank, 2 electrolyte inside.In this way, it can ensure the temperature of electrolyte by heater.Specifically, can lead to
Environment temperature is crossed to control the heating power of heater.
Above-mentioned heater can be located at the inside of the second electrolyte tank 2, may be alternatively located at the outside of the second electrolyte tank 2.For
The type of heater, is designed according to actual needs.For example, heater may be selected as thin film heater, and the film heating
Device is pasted onto the outer wall of the second electrolyte tank 2, and it is metal electric heater that heater, which also may be selected, and metal electric heater is arranged on
The inside of second electrolyte tank 2.
When metal-air battery device is out of service, in order to avoid electrolyte damage 3 internal structure of battery unit, it is necessary to
Battery unit 3 is emptied, i.e., is discharged the electrolyte in battery unit 3.Specifically, above-mentioned metal-air battery device is also
Including evacuated tube, control valve is serially connected in the evacuated tube；The both ends of evacuated tube connect respectively with inlet tube and outlet tube.
Specifically, as shown in figure 8, when metal-air battery device works, closing control valve so that electrolyte is from second
Electrolyte tank 2 is delivered to the first electrolyte tank 1 through circulating pump, then enters battery unit 3 through inlet tube, by battery unit 3
Electrolyte be back to the second electrolyte tank 2 from outlet tube, realize cycle；As shown in figure 9, when empty, open control valve, electricity
The electrolyte of pool unit 3 enters evacuated tube through inlet tube, then enters the second electrolyte tank 2 through evacuated tube.
Preferably, above-mentioned electrolyte inlet 37 is located at the bottom of battery unit 3, and electrolyte outlet 33 is located at battery unit 3
Top, the first electrolyte tank 1 is located at the top side of battery unit 3, and the second electrolyte tank 2 is located at the bottom side of battery unit 3.This
Sample is realized convenient for electrolyte and cycled, also allows for emptying.
Certainly, other arrangements also may be selected, it is not limited to above-described embodiment.
For the ease of controlling electrolyte temperature, above-mentioned heat exchange pipeline section is metal tube or transparent hose；Similarly, above-mentioned cooling tube
Section is metal tube or transparent hose.Certainly, above-mentioned heat exchange pipeline section also may be selected and cooling pipeline section is preferable for other heat exchange properties
Pipe, it is not limited to this.
In order to improve battery unit 3 heat dissipation performance of itself, above-mentioned battery unit 3 includes：Battery case 34, is arranged at battery
Anode 35 in box 34 is fixed on the pressing plate 31 of battery case 34 positioned at the cathode 32 of 34 both sides of battery case and by cathode 32.
Above-mentioned pressing plate 31 is heat sink, and pressing plate 31 is equipped with heat emission hole 313.
In above-mentioned battery unit 3, the heat transfer of cathode 32 accelerates heat dissipation by pressing plate 31, improves to pressing plate 31
The service life of battery unit 3.
Above-mentioned battery unit 3 forms the same current potential of twin cathode, and pressing plate 31 ensure that the sealed connection of cathode 32 and battery case 34,
Pressing plate 31 gives 32 afflux of cathode.
Above-mentioned heat emission hole 313 can be one, can be two or more.Correspondingly, above-mentioned pressing plate 31 can be orifice plate or net
Plate can also be hollowed-out board.
Above-mentioned pressing plate 31 is equipped with heat emission hole 313, and the percent opening of prioritizing selection pressing plate 31 is 0.1-0.25.For example, pressing plate 31
Percent opening be 0.1 or 0.2 or 0.25.Further, the percent opening of pressing plate 31 is 0.2.
It is understood that the percent opening of pressing plate 31 is the area of the gross area and pressing plate 31 of all heat emission holes 313
Ratio.
Preferably, above-mentioned pressing plate 31 is metal platen.Certainly, pressing plate 31 is also selected as the higher material of other thermal conductivity factors
Material, it is not limited to above-described embodiment.
In above-mentioned battery unit 3, pressing plate 31 is fixedly connected with battery case 34, compresses cathode 32 admittedly so as to fulfill pressing plate 31
Due to battery case 34.Specifically, pressing plate 31 is fixedly connected with battery case 34 and is fixedly connected by connector, and pressing plate 31 is equipped with first
Connecting hole 311, battery case 34 are equipped with and 311 corresponding second connecting hole 341 of the first connecting hole.Above-mentioned connector can be metal
Connecting rod or other connectors, herein do not limit this.
Battery pack is formed for the ease of battery unit 3, the both sides on above-mentioned 35 top of anode, the both sides on the top of pressing plate 31 are equal
Equipped with drainage foot 36, the in parallel or in parallel of battery unit 3 is formed by draining foot 36.Further, drain foot 36 and be equipped with assembling
Hole is assembled by the assembly hole.
For the ease of installing fan, above-mentioned metal-air battery device further includes installing plate 5, and installing plate 5 is located at battery pack
Leeward side, and installing plate 5 is connected with the first electrolyte tank 1 and/or the second electrolyte tank 2, and installation fan is set on installing plate 5
Fan mounting holes 51.It is understood that fan mounting holes 51 are corresponded with fan.
For the number and type of fan, make choice according to actual needs.For temperature control effect, said fans are at least
Two.
When at least two battery units 3 form battery pack, in order to realize the protection to battery unit 3, above-mentioned metal is empty
Pneumoelectric pool device further includes the baffle 4 positioned at battery pack both sides, 4 and first electrolyte tank 1 of baffle and/or the second electrolyte tank 2
Connection.
Based on the metal-air battery device that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of metal-air
The temprature control method of cell apparatus, the metal-air battery device are the metal-air battery device that above-described embodiment provides.
Specifically, the temprature control method of above-mentioned metal-air battery device includes step：
Detect the temperature of electrolyte inlet 37 and the temperature of electrolyte outlet 33；
The rotating speed of fan is controlled according to the disengaging temperature difference of electrolyte inlet 37 and electrolyte outlet 33.
It is understood that the temperature of electrolyte outlet 33 is more than the temperature of electrolyte inlet 37, disengaging temperature difference is electricity
The difference of the temperature and the temperature of electrolyte inlet 37 of liquid outlet 33 is solved, also is understood as temperature and the electrolysis of electrolyte inlet 37
The absolute value of the difference of the temperature of liquid outlet 33.The rotating speed of fan is adjustable.
The detection mode of the temperature of temperature and electrolyte outlet 33 for electrolyte inlet 37, carries out according to actual needs
Selection, it is not limited in the embodiment of the present invention.
The temprature control method of metal-air battery device provided in an embodiment of the present invention, passes through electrolyte inlet 37 and electricity
Solution liquid exports 33 disengaging temperature difference to control the rotating speed of fan, compared with the prior art, simplify control system.
The operation of fan is controlled according to the disengaging temperature difference of electrolyte inlet 37 and electrolyte outlet 33, there are a variety of sides
Formula.Preferably, when passing in and out temperature difference increase, the rotating speed of fan is increased；When passing in and out temperature difference reduction, reduce turning for fan
Speed.
Further, the rotating speed of fan and disengaging temperature difference are linear relationship.Certainly, also may be selected fan rotating speed with into
Go out temperature difference for other relations, it is not limited to this.
In the temprature control method of above-mentioned metal-air battery device, it also may be selected to work as disengaging temperature difference within a preset range
When, the rotating speed of fan is controlled to maintain in the range of preset rotation speed；When disengaging temperature difference is less than the lower limiting value of preset range, reduce
The rotating speed of fan；When disengaging temperature difference is higher than the upper limit value of preset range, increase the rotating speed of fan.
Above-mentioned metal-air battery device further includes：First electrolyte tank 1, the second electrolyte tank 2 connect the first electrolyte
Case 1 and the circulating pump for connecting the second electrolyte tank 2；Wherein, inlet tube is connected with the first electrolyte tank 1, outlet tube and the second electricity
Solution liquid case 2 connects, and outlet tube is connected with inlet tube by the second electrolyte tank 2, circulating pump and the first electrolyte tank 1.At this point,
The temprature control method of above-mentioned metal-air battery device further includes step：
Detect the internal temperature of battery unit 3；
According to the flow of internal temperature control circulating pump.
The flow of above-mentioned circulating pump is adjustable.In above-mentioned temprature control method, by the flow of internal temperature control circulating pump,
In this way, temperature control effect is further improved, when the internal temperature of particularly battery unit 3 is higher.
According to the flow of internal temperature control circulating pump, there are various ways.Preferably, when internal temperature increases, increase
The flow of systemic circulation pump；When internal temperature reduces, reduce the flow of circulating pump.
Further, the flow of the internal temperature of above-mentioned battery unit 3 and circulating pump is linear relationship.Certainly, it is also optional
The flow of the internal temperature and circulating pump of selecting battery unit 3 is other relations, it is not limited to this.
In above-mentioned temprature control method, the flow of other modes control loop pump also may be selected, for example, when battery unit 3
Internal temperature be less than preset temperature when, control loop pump flow within a preset range；When battery unit 3 internal temperature not
During less than preset temperature, increase the flow of circulating pump.
Based on the metal-air battery device that above-described embodiment provides, the embodiment of the present invention additionally provides a kind of metal-air
Battery system, the metal-air battery system include：Metal-air battery device described in above-described embodiment, the first detector,
Second detector and the first controller.
Above-mentioned first detector is used to detect the temperature of electrolyte inlet 37；Second detector is used to detect electrolyte outlet
33 temperature；First controller is used to control turning for fan according to the disengaging temperature difference of electrolyte inlet 37 and electrolyte outlet 33
Speed.
Metal-air battery system provided in an embodiment of the present invention, using the first controller according to electrolyte inlet 37 and electricity
Solution liquid exports 33 disengaging temperature difference to control the rotating speed of fan, compared with the prior art, simplify control system.
It for the type of the first detector and the second detector, is designed according to actual needs, the embodiment of the present invention pair
This is not limited.For the specific control mode of the first controller, the description in above-mentioned temprature control method is refer to, herein not
It repeats again.
Above-mentioned metal-air battery device further includes：First electrolyte tank 1, the second electrolyte tank 2 connect the first electrolyte
Case 1 and the circulating pump for connecting the second electrolyte tank 2；Wherein, inlet tube is connected with the first electrolyte tank 1, outlet tube and the second electricity
Solution liquid case 2 connects, and outlet tube is connected with inlet tube by the second electrolyte tank 2, circulating pump and the first electrolyte tank 1.At this point,
Above-mentioned metal-air battery system further includes：3rd detector and second controller.
Above-mentioned 3rd detector is used to detect the internal temperature of battery unit 3；Second controller is used for according to internal temperature
The flow of control loop pump.
It for the type of the 3rd detector, is designed according to actual needs, it is not limited in the embodiment of the present invention.It is right
In the control mode of second controller, the description in above-mentioned temprature control method is specifically refer to, details are not described herein again.
In order to simplify structure, above-mentioned first controller and second controller are integrated in control module, such as Fig. 7-9.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
The embodiments shown herein is formed on, and is to fit to consistent with the principles and novel features disclosed herein most wide
Scope.
Claims (17)
1. a kind of metal-air battery device, including：Battery unit (3), fan；
It is characterized in that, the inlet tube connected with the electrolyte inlet of the battery unit (3) (37) is further included, with the battery
The outlet tube of electrolyte outlet (33) connection of unit (3)；
Wherein, the outlet tube is connected with the inlet tube；The inlet tube has heat exchange pipeline section, and the outlet tube has cooling
Pipeline section；The airflow direction generated along the fan, the fan, the cooling pipeline section, the battery unit (3) and the heat exchange
Pipeline section is sequentially distributed.
2. metal-air battery device according to claim 1, which is characterized in that the heat exchange pipeline section has heat exchanging part
Part, the cooling pipeline section have cooling-part；The heat exchange pipeline section and the cooling pipeline section are equipped with flow regulating part.
3. metal-air battery device according to claim 2, which is characterized in that the heat exchanger components for heat exchange pipeline or
Person's heat-exchanger rig, the cooling-part are cooling pipeline or cooling device；Wherein, the heat-exchanger rig is with separate fan
Heat-exchanger rig, the cooling device are the cooling device with separate fan.
4. metal-air battery device according to claim 1, which is characterized in that the metal-air battery device also wraps
It includes：First electrolyte tank (1), the second electrolyte tank (2) connect first electrolyte tank (1) and connect the second electrolysis with described
The circulating pump of liquid case (2)；
Wherein, the inlet tube is connected with first electrolyte tank (1), the outlet tube and second electrolyte tank (2)
Connection, and the outlet tube passes through second electrolyte tank (2), the circulating pump and first electrolysis with the inlet tube
Liquid case (1) connects.
5. metal-air battery device according to claim 4, which is characterized in that further include：For heating described second
The heater of electrolyte tank (2) electrolyte inside.
6. metal-air battery device according to claim 4, which is characterized in that further include evacuated tube, the evacuated tube
On be serially connected with control valve；The both ends of the evacuated tube connect respectively with the inlet tube and the outlet tube.
7. metal-air battery device according to claim 4, which is characterized in that the electrolyte inlet (37) is located at institute
The bottom of battery unit (3) is stated, the electrolyte outlet (33) is located at the top of the battery unit (3), first electrolysis
Liquid case (1) is located at the top side of the battery unit (3), and second electrolyte tank (2) is located at the bottom of the battery unit (3)
Side.
8. the metal-air battery device according to any one in claim 1-7, which is characterized in that the battery unit
(3) include：Battery case (34), the anode (35) being arranged in battery case (34), the cathode positioned at the battery case (34) both sides
(32) and by the cathode (32) it is fixed on the pressing plate (31) of the battery case (34).
9. metal-air battery device according to claim 8, which is characterized in that the pressing plate (31) is heat sink, and
The pressing plate (31) is equipped with heat emission hole (313), and the percent opening of the pressing plate (31) is 0.1-0.25.
10. a kind of temprature control method of the metal-air battery device in 1-9 such as claim as described in any one, feature
It is, including step：
Detect the temperature of the electrolyte inlet (37) and the temperature of the electrolyte outlet (33)；
The rotating speed of the fan is controlled according to the disengaging temperature difference of the electrolyte inlet (37) and the electrolyte outlet (33).
11. temprature control method according to claim 10, which is characterized in that the step：According to the electrolyte into
The disengaging temperature difference of mouth (37) and the electrolyte outlet (33) controls the operation of the fan, is specially：
When the disengaging temperature difference increase, increase the rotating speed of the fan；When the disengaging temperature difference reduces, described in reduction
The rotating speed of fan.
12. temprature control method according to claim 11, which is characterized in that the rotating speed of the fan and the disengaging temperature
Degree difference is linear relationship.
13. temprature control method according to claim 10, which is characterized in that
The metal-air battery device further includes：First electrolyte tank (1), the second electrolyte tank (2), connection first electricity
Solve liquid case (1) and the circulating pump for connecting the second electrolyte tank (2)；Wherein, the inlet tube and first electrolyte tank
(1) connect, the outlet tube connects with second electrolyte tank (2), and the outlet tube pass through with the inlet tube it is described
Second electrolyte tank (2), the circulating pump are connected with first electrolyte tank (1)；
The temprature control method further includes step：
Detect the internal temperature of the battery unit (3)；
According to the flow of circulating pump described in the internal temperature control.
14. temprature control method according to claim 13, which is characterized in that the step：According to the internal temperature
The flow of the circulating pump is controlled, is specially：
When the internal temperature increases, increase the flow of the circulating pump；When the internal temperature reduces, followed described in reduction
The flow of ring pump.
15. temprature control method according to claim 14, which is characterized in that the internal temperature and the circulating pump
Flow is linear relationship.
A kind of 16. metal-air battery system, including metal-air battery device, which is characterized in that the metal-air battery
Device is the metal-air battery device as described in any one in claim 1-9；The metal-air battery system also wraps
It includes：
First detector, for detecting the temperature of the electrolyte inlet (37)；
Second detector, for detecting the temperature of the electrolyte outlet (33)；
First controller, for being controlled according to the disengaging temperature difference of the electrolyte inlet (37) and the electrolyte outlet (33)
The rotating speed of the fan.
17. metal-air battery system according to claim 16, which is characterized in that
The metal-air battery device further includes：First electrolyte tank (1), the second electrolyte tank (2), connection first electricity
Solve liquid case (1) and the circulating pump for connecting the second electrolyte tank (2)；Wherein, the inlet tube and first electrolyte tank
(1) connect, the outlet tube connects with second electrolyte tank (2), and the outlet tube pass through with the inlet tube it is described
Second electrolyte tank (2), the circulating pump are connected with first electrolyte tank (1)；
The metal-air battery system further includes：
3rd detector, for detecting the internal temperature of the battery unit (3)；
Second controller, for the flow of the circulating pump according to the internal temperature control.
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| CN108110299B (en) | 2020-03-17 |
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