CN106532184A - External temperature control battery - Google Patents

External temperature control battery Download PDF

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Publication number
CN106532184A
CN106532184A CN201611223627.9A CN201611223627A CN106532184A CN 106532184 A CN106532184 A CN 106532184A CN 201611223627 A CN201611223627 A CN 201611223627A CN 106532184 A CN106532184 A CN 106532184A
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CN
China
Prior art keywords
temperature
temperature control
storehouse
control storehouse
battery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611223627.9A
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Chinese (zh)
Inventor
陈巧云
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quanzhou Hongen New Energy Automobile Technology Co Ltd
Original Assignee
Quanzhou Hongen New Energy Automobile Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quanzhou Hongen New Energy Automobile Technology Co Ltd filed Critical Quanzhou Hongen New Energy Automobile Technology Co Ltd
Priority to CN201611223627.9A priority Critical patent/CN106532184A/en
Publication of CN106532184A publication Critical patent/CN106532184A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/613Cooling or keeping cold
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/61Types of temperature control
    • H01M10/615Heating or keeping warm
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/63Control systems
    • H01M10/637Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/655Solid structures for heat exchange or heat conduction
    • H01M10/6556Solid parts with flow channel passages or pipes for heat exchange
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561Gases
    • H01M10/6563Gases with forced flow, e.g. by blowers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/656Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567Liquids
    • H01M10/6568Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/658Means for temperature control structurally associated with the cells by thermal insulation or shielding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/65Means for temperature control structurally associated with the cells
    • H01M10/659Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Secondary Cells (AREA)

Abstract

The invention discloses an external temperature control battery which comprises a battery body. The battery body comprises a battery and a temperature control device which comprises a temperature sensor, a temperature control bin, a thermal insulation device, a heating device, a cooling device and a main control circuit board, the battery is connected with the temperature control bin which is connected with the temperature sensor, the thermal insulation device, the heating device and the cooling device, the heating device and the cooling device are connected with the main control circuit board which is connected with the temperature sensor, when the temperature inside the temperature control bin is lower than an ideal working temperature, the heating device enables the temperature control bin to be heated to the ideal working temperature, and the cooling device enables the temperature control bin to be lowered to the ideal working temperature. The external temperature control battery is simple in structure, capable of being repeatedly recycled in an unlimited mode and saving energy, environmentally friendly, high in charging efficiency, safe, reliable, convenient to use, wide in application range, capable of lowering the use cost of the battery and significant in economic benefit.

Description

A kind of outside temperature control battery
Technical field
A kind of a kind of the present invention relates to field of batteries, more particularly to outside temperature control battery.
Background technology
Existing battery is typically encapsulated using metal shell, one layer of plastic casing of outsourcing.Its operating temperature during use Scope fluctuation it is very big.Under different operating ambient temperatures, the performance difference of battery each side is also very big, referring to accompanying drawing Shown in 1, such as under low temperature state, the activity decrease of battery, the energy density that can be stored and discharge are significantly reduced, and its capacity is notable Decline;And under the condition of high temperature, the hyperactivity of battery, although the energy density that can be stored and discharge also is dramatically increased, sternly Ghost image rings the life-span of battery, and with battery explosion and danger on fire.Generally comprise during electrokinetic cell use as follows Several stages:
1st, the starting stage:The temperature of battery as the temperature of external environment, generally all in low temperature state, with battery power Output, due to the heating effect of the internal resistance of cell, battery is started to warm up, the operating ambient temperature of this stage battery generally all in Low temperature state;
2nd, ideal phase:Due to the heating effect of the internal resistance of cell, battery last heats up, and it is most suitable that the temperature of battery rises to battery-active During suitable temperature, battery charging and discharging performance and the life-span of battery now match, and reach optimum efficiency;
3rd, the overheated stage:Due to the persistent fever effect of the internal resistance of cell, temperature is higher, generates heat more, makes battery last heat up.This When battery temperature can affect life-span of battery, internal temperature of battery is too high in addition can also bring blast and danger on fire.
In general, when battery charges, heating effect is little, starts to the temperature rise charging complete less from charging, therefore fills Electro-temperature is typically in relative low temperature state, and the battery charging and discharging performance at a temperature of this is bad, and the energy that can be stored is close Degree is relatively low, and capacity is less, therefore charged amount is also less, it is impossible to reach rated condition.
And when discharging, as the internal resistance of cell has persistent fever effect, temperature is ramped, and reaches overheated journey soon Degree, temperature are raised, heating effect increase, are so easy for too fast having consumed electric energy.During work of the battery under ideal working temperature Between it is very of short duration.This lasting, unfavorable circulation has very big infringement to the capacity of battery and life-span.
In sum, the device that battery is worked at preferable temperature as far as possible is allowed into urgent demand.
The content of the invention
It is an object of the invention to overcome the problem above that prior art is present, there is provided a kind of outside temperature control battery.This It is bright that battery can be made in preferable operating temperature, so that battery can effectively extend its life-span, reduce making for battery With cost, remarkable in economical benefits.
For realizing above-mentioned technical purpose, above-mentioned technique effect is reached, the present invention is achieved through the following technical solutions:It is a kind of outer Portion's temperature control battery, including battery body, the battery body includes battery and temperature control equipment, the temperature control equipment bag Include temperature inductor, temperature control storehouse, heat ray filter, heater, chiller and main control board, the battery connection temperature Degree control storehouse, the temperature control storehouse are connected with temperature inductor, heat ray filter, heater and chiller, the heating Device and chiller and main control board, the main control board are connected with temperature inductor, the temperature inductor sensing When temperature to inside temperature control storehouse is less than ideal working temperature, the main control board controls heater, makes temperature control Temperature inside storehouse processed is heated to ideal working temperature, and the temperature inductor senses that the temperature inside temperature control storehouse is higher than During ideal working temperature, the main control board controls chiller, makes to drop to preferable work at a temperature of inside temperature control storehouse Make temperature, in the temperature control storehouse, be provided with phase-change material of the phase transformation temperature pointses in preferable operating temperature range, the radiating Piece is connected with bimetal leaf, and the power deformed according to temperature change by bimetal leaf is drawn, and changes position, with temperature control Storehouse is fitted and connected or separates cancellation connection.
Further, the phase-change material includes low temperature phase change metal composites or inorganic salt, in the temperature control storehouse The solution in face includes spark machine oil solution or potassium nitrate saturated solution.
Further, the temperature control storehouse is provided with micropump and solution, and the solution connects micropump, described miniature Pump is connected with main control board, and the micropump can make the solution inside temperature control storehouse flow.
Further, the solution includes spark machine oil or potassium nitrate saturated solution.
Further, the heater includes resistance wire or heating wire, the temperature control storehouse connection resistance wire or electricity Heated filament, the resistance wire or heating wire connection main control board, the resistance wire or heating wire can be made inside temperature control storehouse Solution heating.
Further, the chiller bag fin and heat emission fan, the main control board connect heat emission fan, described to dissipate Heat fan connection fin, the fin can be with temperature control storehouse.
Further, the fin has bimetal leaf, and the bimetal leaf is connected with temperature control storehouse, the bimetallic Piece control fin can be connected with temperature control storehouse in heating.
Further, the fin includes latten(-tin), bronze flake, aluminium flake and aluminum alloy sheet.
Further, the main control board is provided with intelligence control system, and the intelligence control system can be by temperature Degree sensor, senses the temperature inside temperature control storehouse, and with intelligence control system inside the ideal working temperature journey that sets Sequence is made comparisons;When temperature inside the temperature control storehouse is less than ideal working temperature most lower limit set by program, the intelligence Control system controls heating devices heat by main control board, makes the temperature inside temperature control storehouse be heated to ideal operation temperature Degree, when the temperature inside temperature control storehouse is heated to ideal working temperature, the main control board controls heater to temperature Control storehouse stops heating;It is when temperature inside the temperature control storehouse is higher than the ideal working temperature upper limit set by program, described Main control board controls chiller, makes the greenhouse cooling inside temperature control storehouse to ideal working temperature, in temperature control storehouse Ideal working temperature is dropped at a temperature of face, is provided with phase transformation temperature pointses in preferable operating temperature range in the temperature control storehouse Phase-change material when, main control board control chiller stops lowering the temperature to temperature control storehouse.
Further, the heat ray filter includes thermal insulation layer, and the thermal insulation layer is connected with temperature control storehouse;The thermal insulation layer Including polyurethane foams, styrofoam and phenolic resin plate.
Further, the heat emission fan is provided with touching switch, the touching switch and master control circuit board and fin Connection, when the solution inside the temperature control storehouse is higher than the ideal working temperature upper limit, the bimetal leaf temperature distortion control Fin is connected with temperature control storehouse, when the temperature control storehouse is connected with fin, and is opened with the touching that arranges on fin Connection connects, and sends a signal to main control board by touching switch, and control heat emission fan cooling drops the temperature inside temperature control storehouse It is low, inside the temperature control storehouse at a temperature of drop to ideal working temperature, be provided with phase transformation temperature pointses in the temperature control storehouse In the phase-change material lower limit of preferable operating temperature range, the bimetal leaf temperature distortion controls fin and temperature control storehouse Separate, the fin is separated and drives touching switch to be separated with temperature control storehouse, and the heat emission fan stops radiating.
Further, the temperature inductor is provided with one or more,
Further, the intelligence control system inside the main control board can pass through one or more temperature sense The sensed temperature averages of device are made comparisons with system program.
Further, it is additionally provided with check valve inside the temperature control storehouse, the anti-valve of the list can make temperature control storehouse The solution of the inside is circulated toward a direction.
Further, operationally, the miniature pump startup makes the solution circulation flow inside temperature control storehouse to the battery It is dynamic.
Further, the bimetal leaf includes thrermostatic bimetal-plate, as the thermal coefficient of expansion of each constituent element layer is different, works as temperature During degree change, the deformation of active layers is greater than the deformation of passive layer, so as to the entirety of bimetal leaf will be to one lateral bending of passive layer Song, then the curvature of this composite change so as to produce deformation.Wherein, what the coefficient of expansion was higher is referred to as active layers;It is swollen What swollen coefficient was relatively low is referred to as passive layer.But the progress of expansion and combination technology with bimetallic application, modern age phase There is three layers, four layers, five layers of bimetallic.In fact, every temperature dependent changes and the combined material of generation change of shape, it is existing It is modern to be traditionally still referred to as thermo bimetal.
Further, the material of the active layers includes manganin manganin alloy, nichrome, nicalloy or nickel;Institute The material for stating passive layer includes dilval, and the nickel content inside the dilval is 34~50%.
The invention has the beneficial effects as follows:(1)The present invention utilizes heater and refrigerating plant too low or too high in battery temperature When, auxiliary is heated or is lowered the temperature, and the operating ambient temperature of battery can be maintained in the range of its ideal working temperature, be made battery long-term In preferable working condition, the capacity of battery can be kept and extend its life-span, reduce the use cost of battery, economic effect It is beneficial notable;2nd, present configuration is simple, does not limit the use of number of times repetitive cycling, and energy-conserving and environment-protective, charge efficiency is high, safe and reliable, make It is with convenient, applied widely.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, And can be practiced according to the content of description, with presently preferred embodiments of the present invention and coordinate accompanying drawing to describe in detail below.This Bright specific embodiment is shown in detail in by following examples and its accompanying drawing.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is a kind of charging and discharging curve figure of outside temperature control battery according to the present invention;
Fig. 2 is a kind of overall structure diagram of outside temperature control battery according to the present invention;
Fig. 3 is a kind of circuit diagram of outside temperature control battery according to the present invention.
Label declaration in figure:1st, battery body, 2, battery, 3, temperature inductor, 4, temperature control storehouse, 5, heat ray filter, 6th, heater, 7, chiller, 8, main control board, 9, micropump, 10, fin, 11, heat emission fan, 12, bimetal leaf, 13rd, check valve.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings:
With reference to shown in Fig. 1~Fig. 3, a kind of outside temperature control battery, including battery body 1, the battery body 1 includes 2 He of battery Temperature control equipment, the temperature control equipment include temperature inductor 3, temperature control storehouse 4, heat ray filter 5, heater 6, Chiller 7 and main control board 8, the connection temperature control of the battery 1 storehouse 3, the temperature control storehouse 3 and temperature inductor 4, Heat ray filter 5, heater 6 and chiller 7 connect, the heater 6 and chiller 7 and main control board 8, described Main control board 8 is connected with temperature inductor 3, and the temperature inductor 3 senses that the temperature inside temperature control storehouse 4 is less than reason When thinking operating temperature, the control heater 6 of the main control board 8 makes the temperature inside temperature control storehouse 4 be heated to preferable work Make temperature, when the temperature that the temperature inductor sense 3 should be arrived inside temperature control storehouse 4 is higher than ideal working temperature, the master control Circuit board 8 controls chiller 7, makes to drop to ideal working temperature, the temperature control storehouse at a temperature of inside temperature control storehouse 4 Phase-change material of the phase transformation temperature pointses in preferable operating temperature range is provided with inside, the fin 10 is connected with bimetal leaf 12, And the power deformed according to temperature change by bimetal leaf 12 is drawn, and changes position, it is fitted and connected with temperature control storehouse 4 or divides Connect from cancelling.
Further, the phase-change material includes low temperature phase change metal composites or inorganic salt, in the temperature control storehouse 3 The solution in face includes spark machine oil solution or potassium nitrate saturated solution.
Further, the temperature control storehouse 4 is provided with micropump 9 and solution, and the solution connects micropump 9, described Micropump 9 is connected with main control board 8, and the micropump 9 can make the solution inside temperature control storehouse 4 flow.
Further, the solution includes spark machine oil or potassium nitrate saturated solution.
Further, the heater 6 includes resistance wire or heating wire, the connection resistance wire of temperature control storehouse 4 or Heating wire, the resistance wire or heating wire connection main control board 8, the resistance wire or heating wire can make temperature control storehouse 4 The solution heating of the inside.
Further, 7 bag fin 10 of the chiller and heat emission fan 11, the connection heat emission fan of the main control board 8 11, the connection fin 10 of the heat emission fan 11, the fin 10 can be with temperature control storehouse 4.
Further, the fin 10 has bimetal leaf 12, and the bimetal leaf 12 is connected with temperature control storehouse 4, institute State bimetal leaf 12 control fin 10 to be connected with temperature control storehouse 4 in heating.
Further, the fin 10 includes latten(-tin), bronze flake, aluminium flake and aluminum alloy sheet.
Further, the main control board 8 is provided with intelligence control system, and the intelligence control system can be by temperature Degree sensor 3, senses the temperature inside temperature control storehouse 4, and with intelligence control system inside the ideal working temperature that sets Program is made comparisons;When temperature inside the temperature control storehouse 4 is less than ideal working temperature most lower limit set by program, the intelligence Energy control system controls heater 6 by main control board 8 and heats, and makes the temperature inside temperature control storehouse 4 be heated to ideal Operating temperature, when the temperature inside temperature control storehouse 4 is heated to ideal working temperature, the control heating dress of the main control board 8 Put 6 pairs of temperature control storehouses 4 and stop heating;Temperature inside the temperature control storehouse 4 is higher than the ideal working temperature set by program During the upper limit, the control chiller 7 of the main control board 8 makes the greenhouse cooling inside temperature control storehouse 4 to ideal operation temperature Degree, inside temperature control storehouse 4 at a temperature of drop to ideal working temperature, be provided with phase transformation temperature pointses in the temperature control storehouse and exist During the phase-change material of ideal working temperature scope, the main control board 7 controls chiller 7 to be stopped dropping to temperature control storehouse 4 Temperature.
Further, the heat ray filter 5 includes thermal insulation layer, and the thermal insulation layer is connected with temperature control storehouse 4;It is described heat-insulated Layer includes polyurethane foams, styrofoam and phenolic resin plate.
Further, the heat emission fan 11 is provided with touching switch, the touching switch and master control circuit board 8 and radiating Piece 10 connects, and when the solution inside the temperature control storehouse 4 is higher than the ideal working temperature upper limit, the bimetal leaf 12 is heated change Shape control fin 10 be connected with temperature control storehouse 4, when the temperature control storehouse 4 is connected with fin 10, and with fin 10 The touching switch connection of upper setting, sends a signal to main control board 8 by touching switch, and control heat emission fan 11 is lowered the temperature, and makes temperature Temperature inside control storehouse 4 is reduced, inside the temperature control storehouse 4 at a temperature of drop to ideal working temperature, the temperature control Phase transformation temperature pointses are provided with storehouse in the phase-change material lower limit of preferable operating temperature range, 12 temperature distortion of the bimetal leaf Control fin 10 is separated with temperature control storehouse 4, and the fin 10 is separated and drives touching switch to be separated with temperature control storehouse 4, The heat emission fan 11 stops radiating.
Further, the temperature inductor 3 is provided with one or more,
Further, the intelligence control system inside the main control board 8 can be by one or more temperature sense 4 sensed temperature averages of device are answered to make comparisons with system program.
Further, it is additionally provided with check valve 13 inside the temperature control storehouse 4, the anti-valve of the list 13 can make temperature control Solution inside storehouse processed 4 is circulated toward a direction.
Further, operationally, the micropump 9 starts the battery 2, follows the solution inside temperature control storehouse 4 Circulation is moved.
Further, the bimetal leaf 12 includes thrermostatic bimetal-plate, due to the thermal coefficient of expansion of each constituent element layer it is different, when During temperature change, the deformation of active layers is greater than the deformation of passive layer, so as to the entirety of bimetal leaf will be to passive layer side Bending, then the curvature of this composite changes so as to produce deformation.Wherein, what the coefficient of expansion was higher is referred to as active layers; What the coefficient of expansion was relatively low is referred to as passive layer.But the progress of expansion and combination technology with bimetallic application, modern age is Mutually there is three layers, four layers, five layers of bimetallic.In fact, every temperature dependent changes and the combined material of generation change of shape, Thermo bimetal is being still referred to as traditionally now.
Further, the material of the active layers includes manganin manganin alloy, nichrome, nicalloy or nickel;Institute The material for stating passive layer includes dilval, and the nickel content inside the dilval is 34~50%.
Specific embodiment:
Operation principle of the present invention:When battery charges, main control board control heating devices heat, the heat that heater is produced Internal resistance heat produced when charging with battery is heated to solution, makes the operating temperature of battery be rapidly increased to its ideal operation temperature In the range of degree(For example, the ideal working temperature scope is 33-37 DEG C, and this temperature range is poor according to different types of battery It is different).When the operating temperature of battery reaches its ideal working temperature scope, heater stop heating, battery are charged and are persistently produced Raw heat is absorbed by solution.As solution density is little, it is little to heat, consume good with cooling performance less, with the rising of temperature, its Temperature is just significantly increased, it is possible to substantial amounts of heat is absorbed, so as to the internal resistance energy storage that will be produced when charging is worked as in solution In, further heating up for battery is prevented, until charging complete.
When battery discharge works, heater stop heating, if the internal resistance heat produced by battery discharge is more than temperature The heat that degree control storehouse distributes, its heat will be absorbed by temperature control storehouse, are stored heat, are maintained device constant temperature;If battery Heat of the produced internal resistance heat less than device radiation, solution just release energy, and maintain device constant temperature.
When battery is not worked for a long time, if the radiating of temperature control storehouse is excessive, solution cooling, not in battery ideal operation When in temperature range, main control board control heating devices heat.
Solution principle of heating:It is when heating devices heat, due to side of the heater in temperature control storehouse, close to add The solution of thermal side be heated intensification, expand with heat and contract with cold, float because density reduces, in temperature control storehouse other side and following Cold soln flow through to supplement because density is larger.The hot solution of the original cold soln position of circulation supplement dissolves more solution, Also heat is stored while solution integrally heats up, and solution density also increases because the temperature of solution is raised, so as to form liquid Dynamic heat is circulated, and when being heated to the ideal working temperature range limit for setting, heater stop heating completes heating With the double acting work of energy storage.Allow solution and battery long-time in more satisfactory operating temperature range, preferably can ensure With the properties for keeping battery.
The temperature that multiple temperature inductors carry out diverse location in sense temperature control storehouse is provided with the thermostat.When several When the temperature of ad-hoc location is in certain temperature range, main control board controls heater according to the situation of temperature signal Stop heating, the convection current produced using solution itself temperature difference allows the temperature of solution and battery to be in ideal working temperature scope It is interior, so as to preferably ensure the properties of battery.
Due to heater heating and battery long lasting for work heat effect, when the temperature in temperature control storehouse it is high When the constant temperature operating temperature range of battery, bimetal leaf is automatically controlled fin under high temperature deformation and is connected with temperature control storehouse Connect, the temperature inside temperature control storehouse is guided by fin.When the temperature in temperature control storehouse is down to a certain desired temperature, Bimetal leaf is automatically controlled fin and is separated with temperature control storehouse, and the solution in temperature control storehouse proceeds circulation, so that Temperature inside battery is maintained within certain temperature range.So delay repeatedly temperature-fall period, both keep the activity of battery In turn ensure that the capacity of battery.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.

Claims (10)

1. a kind of outside temperature control battery, including battery body(1), the battery body(1)Including battery(2)Fill with temperature control Put, it is characterised in that:The temperature control equipment includes temperature inductor(3), temperature control storehouse(4), heat ray filter(5), plus Thermal(6), chiller(7)And main control board(8), the battery(1)Connection temperature control storehouse(3), the temperature control Storehouse processed(3)With temperature inductor(4), heat ray filter(5), heater(6)And chiller(7)Connection, the heater (6)And chiller(7)With main control board(8), the main control board(8)With temperature inductor(3)Connection, the temperature Induction apparatuss(3)Sense temperature control storehouse(4)When the temperature of the inside is less than ideal working temperature, the main control board(8)Control Refrigerating/heating apparatus(6), make temperature control storehouse(4)The temperature of the inside is heated to ideal working temperature, the temperature inductor sense(3) Temperature control storehouse should be arrived(4)When the temperature of the inside is higher than ideal working temperature, the main control board(8)Control chiller (7), make temperature control storehouse(4)Ideal working temperature is dropped at a temperature of the inside, in the temperature control storehouse, phase alternating temperature is provided with Phase-change material of the degree point in preferable operating temperature range, the fin(10)With bimetal leaf(12)Connection, and by double gold Category piece(12)The power traction deformed according to temperature change, changes position, with temperature control storehouse(4)It is fitted and connected or separates cancellation Connection.
2. the battery of a kind of outside constant temperature according to claim 1, it is characterised in that:The phase-change material includes low-temperature phase Become metal composites or inorganic salt, the temperature control storehouse(3)The solution of the inside includes spark machine oil solution or potassium nitrate saturation Solution.
3. a kind of outside temperature control battery according to claim 1, it is characterised in that:The temperature control storehouse(4)It is provided with Micropump(9)And solution, the solution connection micropump(9), the micropump(9)With main control board(8)Connection, it is described micro- Type pump(9)Temperature control storehouse can be made(4)The solution flowing of the inside.
4. a kind of outside temperature control battery according to claim 1, it is characterised in that:The heater(6)Including resistance Silk or heating wire, the temperature control storehouse(4)Connection resistance wire or heating wire, the resistance wire or heating wire connection governor circuit Plate(8, the resistance wire or heating wire can make temperature control storehouse(4)The solution heating of the inside.
5. a kind of outside temperature control battery according to claim 1, it is characterised in that:The chiller(7)Bag fin (10)And heat emission fan(11), the main control board(8)Connection heat emission fan(11), the heat emission fan(11)Connection fin (10), the fin(10)Can be with temperature control storehouse(4).
6. a kind of outside temperature control battery according to claim 5, it is characterised in that:The fin(10)There is bimetal leaf (12), the bimetal leaf(12)With temperature control storehouse(4)Connection, the bimetal leaf(12)Being capable of the control radiating in heating Piece(10)With temperature control storehouse(4)Connection.
7. a kind of outside temperature control battery according to claim 5, it is characterised in that:The fin(10)Including pyrite Piece, bronze flake, aluminium flake and aluminum alloy sheet.
8. a kind of outside temperature control battery according to claim 1, it is characterised in that:The main control board(8)It is provided with Intelligence control system, the intelligence control system can pass through temperature sensor(3), sense temperature control storehouse(4)The inside Temperature, and make comparisons with the ideal working temperature program set inside intelligence control system;When temperature control storehouse(4)The temperature of the inside When degree is less than the ideal working temperature most lower limit set by program, the intelligence control system passes through main control board(8)Control Heater(6)Heating, makes temperature control storehouse(4)The temperature of the inside is heated to ideal working temperature, temperature control storehouse(4)The inside Temperature when being heated to ideal working temperature, the main control board(8)Control heater(6)To temperature control storehouse(4)Stop Only heat;When temperature control storehouse(4)When the temperature of the inside is higher than the ideal working temperature upper limit set by program, the master control electricity Road plate(8)Control chiller(7), make temperature control storehouse(4)The greenhouse cooling of the inside is to ideal working temperature, temperature control storehouse (4)Ideal working temperature is dropped at a temperature of the inside, phase transformation temperature pointses is provided with the temperature control storehouse in ideal operation temperature During the phase-change material of degree scope, the main control board(7)Control chiller(7)To temperature control storehouse(4)Stop cooling.
9. a kind of outside temperature control battery according to claim 1, it is characterised in that:The heat ray filter(5)Including heat-insulated Layer, the thermal insulation layer and temperature control storehouse(4)Connection;The thermal insulation layer includes polyurethane foams, styrofoam and phenolic resin Plate.
10. a kind of outside temperature control battery according to claim 5, it is characterised in that:The heat emission fan(11)It is provided with tactile Touch switch, the touching switch and master control circuit board(8)And fin(10)Connection, the temperature control storehouse(4)The inside When solution is higher than the ideal working temperature upper limit, the bimetal leaf(12)Temperature distortion controls fin(10)With temperature control storehouse (4)Connection, the temperature control storehouse(4)With fin(10)During connection, and and fin(10)The touching switch of upper setting connects Connect, main control board is sent a signal to by touching switch(8), control heat emission fan(11)Cooling, makes temperature control storehouse(4)The inside Temperature is reduced, when temperature control storehouse(4)Ideal working temperature is dropped at a temperature of the inside, in the temperature control storehouse, phase is provided with Temperature point in the phase-change material lower limit of preferable operating temperature range, the bimetal leaf(12)Temperature distortion controls fin (10)With temperature control storehouse(4)Separate, the fin(10)Separate and drive touching switch and temperature control storehouse(4)Separate, institute State heat emission fan(11)Stop radiating.
CN201611223627.9A 2016-12-27 2016-12-27 External temperature control battery Pending CN106532184A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107768776A (en) * 2017-09-28 2018-03-06 云南靖创液态金属热控技术研发有限公司 A kind of battery temperature control device
CN109148769A (en) * 2018-08-16 2019-01-04 北京新能源汽车股份有限公司 Battery management system, control method and automobile
CN109950663A (en) * 2019-02-22 2019-06-28 江苏大学 A kind of battery modules heat management device and method
CN112366065A (en) * 2020-11-02 2021-02-12 天长市运臣电子工贸有限公司 Oil-immersed transformer for welding high-voltage bushing wiring terminal

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107768776A (en) * 2017-09-28 2018-03-06 云南靖创液态金属热控技术研发有限公司 A kind of battery temperature control device
CN107768776B (en) * 2017-09-28 2020-01-17 云南靖创液态金属热控技术研发有限公司 Battery temperature control device
CN109148769A (en) * 2018-08-16 2019-01-04 北京新能源汽车股份有限公司 Battery management system, control method and automobile
CN109148769B (en) * 2018-08-16 2021-07-16 北京新能源汽车股份有限公司 Battery management system, control method and automobile
CN109950663A (en) * 2019-02-22 2019-06-28 江苏大学 A kind of battery modules heat management device and method
CN109950663B (en) * 2019-02-22 2021-09-10 江苏大学 Battery module heat management device and method
CN112366065A (en) * 2020-11-02 2021-02-12 天长市运臣电子工贸有限公司 Oil-immersed transformer for welding high-voltage bushing wiring terminal

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Application publication date: 20170322