CN205646058U - Heat abstractor is wrapped with batteries of electric vehicle that forced air cooling combined together to liquid cooling - Google Patents
Heat abstractor is wrapped with batteries of electric vehicle that forced air cooling combined together to liquid cooling Download PDFInfo
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- CN205646058U CN205646058U CN201620248289.3U CN201620248289U CN205646058U CN 205646058 U CN205646058 U CN 205646058U CN 201620248289 U CN201620248289 U CN 201620248289U CN 205646058 U CN205646058 U CN 205646058U
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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
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model provides a heat abstractor is wrapped with batteries of electric vehicle that forced air cooling combined together to liquid cooling, include: air cooling unit and coolant liquid circulation unit, air cooling unit includes the battery box, locates air intake and air outlet on the battery box to and locate the battery box internal and with battery monomer NULL's scattered heat -insulating material, coolant liquid circulation unit includes booster pump, heat exchanger, cooling pipe return circuit and fluid infusion case, the input of booster pump is connected with the water -cooling output of heat exchanger, and the output of booster pump is connected with the input in cooling pipe return circuit and the output of fluid infusion case respectively, and the output in cooling pipe return circuit is connected with the water -cooling input of heat exchanger, being equipped with cooling liquid in the cooling pipe return circuit conflicts with the fin and sets up in the pipeline surface in cooling pipe return circuit. The device carries out unified management, real time monitoring battery temperature better with air -cooled system and liquid cooling system to carry out effectual scattered thermal treatment to the battery.
Description
Technical field
This utility model belongs to electric vehicle engineering field, combines particularly to a kind of liquid is cold and air-cooled
Batteries of electric automobile bag heat abstractor.
Background technology
Electric automobile determines electricity using battery as major impetus, the height of battery efficiency when running
The continuation of the journey of electrical automobile and safety problem.The battery bag of electric motor car is made up of many cells, when a large amount of electricity
When pond is with different multiplying discharge and recharge, charging can be caused unbalanced, affect course continuation mileage, simultaneously because limited
Loading space, uneven heat release causes heat to be assembled rapidly, and easily burst leakage, even burns, directly
Threaten the safety that electric automobile uses.
At present, the heat radiation of batteries of electric automobile bag, mainly based on air-cooled, can be got rid of to a certain extent
High-temperature gas in battery case and harmful gas, owing between battery wall, the coefficient of heat transfer is low, cooling speed
Degree is slow, and cooling-down effect is inconspicuous.Comparing air cooling way, liquid is cold to be entered battery by heat exchange facilities such as water jackets
Row cooling, the coefficient of heat transfer is high, and rate of cooling is fast, therefore, has gradually universal trend.Additionally,
In battery case, the course continuation mileage of automobile is also affected the biggest by the uniformity of the Temperature Distribution of each battery.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, it is provided that a kind of liquid is cold and air-cooled to combine
Batteries of electric automobile bag heat abstractor, solves traditional single air-cooled or water-cooling pattern that uses, cooling
Poor effect or the problem of layout complexity, carry out suitable combination by air-cooled and that liquid is cold mode, and unification is entered
Line pipe is managed, and while improve heat exchange efficiency, also ensure that the harmony that battery charges.
This utility model provides the cold and air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid,
Described batteries of electric automobile bag has multiple battery cell, and batteries of electric automobile bag heat abstractor includes: wind
Cold unit and coolant cycling element；Described wind cooling unit includes Battery case, is located on Battery case
Air inlet and air outlet, and be located in Battery case and the heat radiation alternately arranged with described battery cell
Part；Described coolant cycling element includes booster pump, heat exchanger, cooling pipe loop and fluid infusion case；
The input of described booster pump is connected with the water-cooled outfan of described heat exchanger, the output of described booster pump
End outfan with the input in described cooling pipe loop and described fluid infusion case respectively is connected, described
The outfan in cooling pipe loop is connected with the water-cooled input of described heat exchanger；Described cooling pipe returns
Being provided with cooling liquid in road, the pipe surface in described cooling pipe loop is conflicted with described radiating piece and is arranged.
Preferably, central processing unit, temperature sensor and pressure transducer, described centre are also included
Reason device is connected with instrumental panel, and described temperature sensor contacts with battery cell, described temperature sensor
Outfan and the outfan of pressure transducer respectively through the input phase of signal circuit with central processing unit
Even, the outfan of described central processing unit is connected with described booster pump.
Preferably, described cooling liquid is 50% water and the mixed liquor of 50% ethanol.
Preferably, described radiating piece is metal phase change fin, and described metal phase change fin has a suction
Hot cavity, described heat absorption cavity is connected via the heating surface of heat conduction sticking layer with described battery cell.
Preferably, it is provided with between adjacent described metal phase change fin in described cooling pipe loop
The Pipe installing space that fluid pipeline wears, the fluid pipeline in described cooling pipe loop is that dish serpentine twines
Heat absorption cavity around described metal phase change fin.
Preferably, described metal phase change fin has 12 heavy connection of pipes, described metal phase change fin
Heat absorption cavity about be communicated with 12 described heavy connection of pipes from top to bottom, 12 described heavy connection of pipes in
Six row's distributions, every 2 described heavy connection of pipes are a row and concordant setting.
Preferably, the input duct in described cooling pipe loop is provided with first throttle valve, described fluid infusion
The pipeline that case is connected with booster pump is provided with second throttle.
Preferably, described Battery case is cube, the bottom surface of described Battery case, left side, right side with
And front side is provided with air inlet, rear side and the end face of described Battery case are provided with air outlet.
Preferably, described air inlet and air outlet are venetian blind type component, described venetian blind type component
Grid be that 45 degree of overturning angles are arranged.
Preferably, described Battery case also includes the drainage screen being located on air inlet and air outlet.
This utility model provides the cold and air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid,
Based on liquid, cold and air-cooled combination, is managed collectively air cooling system and liquid cooling system, it is possible to the most real
Time monitoring battery temperature, and battery is carried out effective radiating treatment.
It addition, be additionally arranged pressure transducer and temperature sensor, can the pressure of liquid in monitored pipeline in real time
Power and temperature；Employing central processing unit is according to the operating frequency of the size adjustment booster pump of temperature, thus protects
Card battery operation safety.
It addition, fluid pipeline is divided into forward and backward input duct, circulating liquid can well be prevented at list
The problem that limit liquid outlet temperature is too high；Pipeline shape uses snakelike, increases pipeline and dispels the heat with metal material
The contact area of sheet cavity inner surface；Surrounding's employing venetian blind type design of Battery case, discharges battery work
The high-temperature gas produced when making；The drainage screen design of air inlet so that dust, impurity etc. are not easily accessible.
There is environmental protection, good heat dissipation effect and be easy to the advantage safeguarded.
Accompanying drawing explanation
Fig. 1 is the structure of the cold and air-cooled batteries of electric automobile bag heat abstractor combined of this utility model liquid
Schematic diagram；
Fig. 2 is the schematic diagram of battery case in this utility model；
Fig. 3 is the schematic diagram of radiating piece in this utility model；
Fig. 4 is the schematic diagram of control circuit part.
In figure: go out liquid before drain pipe road, 5-after 1-booster pump, 2-heat exchanger, 3-main drain pipe road, 4-
Air outlet, 8-Battery case, 9-screwed hole, 10-Battery case after air outlet grille, 7-after pipeline, 6-
Upper cover, 11-end face air outlet, 12-drainage screen, 13-radiating piece, 14-battery cell, 15-advance air port
Drain pipe road, 18-first throttle valve, 19-fluid pipeline 1,20-before air inlet, 17-on front side of grid, 16-
Fluid pipeline 2,21-fluid pipeline 3,22-fluid pipeline 4,23-fluid pipeline 5,24-fluid pipeline 6,
25-temperature sensor, 26-temperature sensor, 27-pressure transducer and temperature sensor, 28-second section
Air port grid, the heat absorption of 32-radiating piece on the downside of stream valve, 29-fluid infusion case, 30-left air inlet grid, 31-
Cavity, the radiated rib of 33-radiating piece, 34-heavy connection of pipe.
Detailed description of the invention
For the benefit of the understanding to structure of the present utility model, illustrates below in conjunction with drawings and Examples.
Fig. 1 is the structure of the cold and air-cooled batteries of electric automobile bag heat abstractor combined of this utility model liquid
Schematic diagram, Fig. 2 is the schematic diagram of battery case in this utility model, and Fig. 3 is radiating piece in this utility model
Schematic diagram, Fig. 4 is the schematic diagram of control circuit part.In conjunction with shown in Fig. 1 to Fig. 4, this utility model carries
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid, described batteries of electric automobile are supplied
Bag has multiple battery cell 14, and this batteries of electric automobile bag heat abstractor includes: wind cooling unit and cold
But liquid cycling element.
Described wind cooling unit includes Battery case 8, is located at the air inlet on Battery case 8 and air outlet, with
And it is located at interior and alternately arranged with described battery cell 14 radiating piece 13 of Battery case 8.
Further, described Battery case 8 in cube, the bottom surface of described Battery case 8, left side, the right side
Side and front side are provided with air inlet, and rear side and the end face of described Battery case 8 are provided with air outlet.More enter one
Step ground, described air inlet and air outlet are venetian blind type component, the grid of described venetian blind type component
It is that 45 degree of overturning angles are arranged.In actual application, described Battery case 8 also includes being located at air inlet and air outlet
On drainage screen 12.It addition, Battery case 8 also has the Battery case upper cover 10 being detachably connected with.
Described coolant cycling element includes booster pump 1, heat exchanger 2, cooling pipe loop and fluid infusion case
29.The input of described booster pump 1 is connected with the water-cooled outfan of described heat exchanger 2, described booster pump 1
Outfan outfan with the input in described cooling pipe loop and described fluid infusion case 29 respectively be connected
Connecing, the outfan in described cooling pipe loop is connected with the water-cooled input of described heat exchanger 2.Described cold
Pipeline loop is but provided with cooling liquid, the pipe surface in described cooling pipe loop and described radiating piece 13
Conflict and arrange.
This batteries of electric automobile bag heat abstractor also includes central processing unit, temperature sensor (temperature sensing
Device 25, temperature sensor 26) and (pressure transducer and temperature sensor) 27, described central authorities process
Device is connected with instrumental panel, and described temperature sensor contacts with battery cell 14, described temperature sensor
Outfan and the outfan of pressure transducer respectively through the input phase of signal circuit with central processing unit
Even, the outfan of described central processing unit is connected with described booster pump 1.
In the present embodiment, described cooling liquid is 50% water and the mixed liquor of 50% ethanol.Described radiating piece 13
For metal phase change fin, described metal phase change fin has a heat absorption cavity, described heat absorption cavity warp
It is connected by the heating surface of heat conduction sticking layer with described battery cell 14.This metal phase change fin includes
Heat absorption cavity 32, radiated rib 33 and heavy connection of pipe 34.
Further, it is provided with between adjacent described metal phase change fin in described cooling pipe loop
The Pipe installing space that wears of fluid pipeline, the fluid pipeline in described cooling pipe loop is dish serpentine
It is wound around the heat absorption cavity of described metal phase change fin.
Further, described metal phase change fin has 12 heavy connection of pipes 34, described metal phase change
The heat absorption cavity about 32 of fin is communicated with described in the described heavy connection of pipe of 12 from top to bottom 34,12
Heavy connection of pipe 34 is distributed in six rows, and every 2 described heavy connection of pipes 34 are a row and concordant setting.It addition, institute
Stating the input duct in cooling pipe loop and be provided with first throttle valve 18, described fluid infusion case is with booster pump even
The pipeline connect is provided with second throttle 28, the outfan of described central processing unit respectively with first throttle valve
18 and second throttle 28 be connected.
It addition, the fluid pipeline in cooling pipe loop is divided into forward and backward input duct, forward and backward drain pipe
Road and be positioned at the cooling pipe in the middle part of cooling pipe loop, described forward and backward input duct is provided with
First throttle valve 18.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid below this utility model provided
Concrete application specific details be described in detail.
During batteries of electric automobile job contract is made, in battery bag, battery cell 14 produces chemical reaction, sends out
Going out heat, external temperature sensor 26 receives battery temperature change in battery bag, passes through signal circuit
The signal that battery bag temperature raises is passed to central processing unit.Central processing unit will be concrete by signal circuit
Temperature value passes to the display on the instrumental panel of electric automobile, and when temperature anomaly, central processing unit passes through
Signal circuit sends signal to booster pump 1 and first throttle valve 18, starts booster pump 1, opens first simultaneously
Choke valve 18.When multiple first throttle valve 18 parts are opened or during standard-sized sheet, input duct 1 before and after correspondence,
Input duct 3, input duct 5 part circulate or all circulate, and after making coolant in the past, input duct is entered
Enter cooling pipe, circulate in cooling pipe loop, take away the heat of battery bag.From front and back's liquid outlet stream
The high temperature coolant gone out enters heat exchanger 2, lowers the temperature in heat exchanger 2.In actual application, heat exchanger 2 is laid
At air-conditioner air outlet, coolant is lowered the temperature by the cold wind at this.Coolant after cooling is at the work of booster pump 1
Under with, the past of after, input duct enters cooling pipe again, completes circulation.Booster pump 1 and front and back liquid line
Equipped with pressure transducer 27 and temperature sensor 27 between road, and by circuit, corresponding signal is passed to central authorities
Processor.After central processing unit accepts signal and processes, by signal circuit the temperature of front and back's inlet
Degree and pressure show on the display of instrumental panel.If inlet temperature is too high, central processing unit according to
Obtain feedback signal, make the cold wind speed at air-conditioner air outlet accelerate, be lowered into cooling pipe in time
Temperature of liquid.If the too low central processing unit of coolant pressure can pass the signal along to fluid infusion case by circuit
29, the second throttle 28 at fluid infusion case 29 drain pipe road is opened, and coolant enters liquid SAPMAC method.Work as pressure
After power reaches required value, close second throttle 28.
After electric automobile starts, electrokinetic cell casing 8 surrounding has air-flow and flows through, and air-flow is through drainage screen 12
Enter in Battery case 8, by drainage screen from left and right side air inlet, front side air inlet 16, bottom surface air inlet
12 pairs of air are dried and filter.Between cell 14, metal material fin 13, cooling pipe
Gap formed cooling air channel, cooling air-flow flow out at end face air outlet 11 and rear side air outlet 7.Lower end
Cell 14 lower surface is dispelled the heat by air inlet, and left side, right side and front side air inlet 16 are to monomer electricity
Metal material fin 13 and cooling pipe heat between pond 14 cool down so that the temperature of battery case 8
It is evenly distributed, takes away the gas that battery chemistries reaction produces simultaneously.Electric automobile during traveling speed is the fastest, enters
The air velocity entering battery case is the fastest, takes away the heat in battery bag the most, can make the temperature of battery case 8
Degree distribution is more uniform.
The beneficial effects of the utility model are as follows:
This utility model provides the cold and air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid,
Based on liquid, cold and air-cooled combination, is managed collectively air cooling system and liquid cooling system, it is possible to the most real
Time monitoring battery temperature, and battery is carried out effective radiating treatment.
It addition, be additionally arranged pressure transducer and temperature sensor, can the pressure of liquid in monitored pipeline in real time
Power and temperature；Employing central processing unit is according to the operating frequency of the size adjustment booster pump of temperature, thus protects
Card battery operation safety.
It addition, fluid pipeline is divided into forward and backward input duct, circulating liquid can well be prevented at list
The problem that limit liquid outlet temperature is too high；Pipeline shape uses snakelike, increases pipeline and dispels the heat with metal material
The contact area of sheet cavity inner surface；Surrounding's employing venetian blind type design of Battery case, discharges battery work
The high-temperature gas produced when making；The drainage screen design of air inlet so that dust, impurity etc. are not easily accessible.
There is environmental protection, good heat dissipation effect and be easy to the advantage safeguarded.
Above in association with accompanying drawing embodiment, this utility model is described in detail, ordinary skill in this area
This utility model can be made many variations example by personnel according to the above description.Thus, some in embodiment
Details should not constitute restriction of the present utility model, and this utility model will define with appended claims
Scope is as protection domain.
Claims (9)
1. the cold and air-cooled batteries of electric automobile bag heat abstractor combined of liquid, described batteries of electric automobile bag has multiple battery cell, it is characterised in that batteries of electric automobile bag heat abstractor includes: wind cooling unit and coolant cycling element；
Described wind cooling unit includes Battery case, the air inlet being located on Battery case and air outlet, and is located at the radiating piece that Battery case is interior and alternately arranged with described battery cell；
Described coolant cycling element includes booster pump, heat exchanger, cooling pipe loop and fluid infusion case；The input of described booster pump is connected with the water-cooled outfan of described heat exchanger, described supercharging delivery side of pump outfan with the input in described cooling pipe loop and described fluid infusion case respectively is connected, and the outfan in described cooling pipe loop is connected with the water-cooled input of described heat exchanger；Being provided with cooling liquid in described cooling pipe loop, the pipe surface in described cooling pipe loop is conflicted with described radiating piece and is arranged.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 1, it is characterized in that, also include central processing unit, temperature sensor and pressure transducer, described central processing unit is connected with instrumental panel, described temperature sensor contacts with battery cell, the outfan of described temperature sensor and the outfan of pressure transducer are connected with the input of central processing unit through signal circuit respectively, and the outfan of described central processing unit is connected with described booster pump.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 1, it is characterized in that, described radiating piece is metal phase change fin, described metal phase change fin has a heat absorption cavity, and described heat absorption cavity is connected via the heating surface of heat conduction sticking layer with described battery cell.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid the most according to claim 3, it is characterized in that, being provided with the Pipe installing space worn for the fluid pipeline in described cooling pipe loop between adjacent described metal phase change fin, the fluid pipeline in described cooling pipe loop is the heat absorption cavity that dish serpentine is wound around described metal phase change fin.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of a kind of liquid the most according to claim 4, it is characterized in that, described metal phase change fin has 12 heavy connection of pipes, it is communicated with 12 described heavy connection of pipes from top to bottom about the heat absorption cavity of described metal phase change fin, 12 described heavy connection of pipes are six row's distributions, and every 2 described heavy connection of pipes are a row and concordant setting.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 5, it is characterized in that, input duct in described cooling pipe loop is provided with first throttle valve, and the pipeline that described fluid infusion case is connected with booster pump is provided with second throttle.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 1, it is characterized in that, described Battery case is cube, and the bottom surface of described Battery case, left side, right side and front side are provided with air inlet, and rear side and the end face of described Battery case are provided with air outlet.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 7, it is characterised in that described air inlet and air outlet are venetian blind type component, the grid of described venetian blind type component is that 45 degree of overturning angles are arranged.
Cold and the air-cooled batteries of electric automobile bag heat abstractor combined of liquid the most according to claim 7, it is characterised in that described Battery case also includes the drainage screen being located on air inlet and air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620248289.3U CN205646058U (en) | 2016-03-29 | 2016-03-29 | Heat abstractor is wrapped with batteries of electric vehicle that forced air cooling combined together to liquid cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620248289.3U CN205646058U (en) | 2016-03-29 | 2016-03-29 | Heat abstractor is wrapped with batteries of electric vehicle that forced air cooling combined together to liquid cooling |
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| CN106654446A (en) * | 2016-11-28 | 2017-05-10 | 北方工业大学 | Battery module and consumer |
| CN106654449A (en) * | 2016-12-26 | 2017-05-10 | 深圳市沃特玛电池有限公司 | Heat dissipation control system of battery pack |
| CN106785207A (en) * | 2016-12-28 | 2017-05-31 | 孔祥贵 | The accumulator structure of temperature constant state can be kept by combining water-cooled, wind-cooling heat dissipating |
| CN106785187A (en) * | 2016-11-28 | 2017-05-31 | 德阳九鼎智远知识产权运营有限公司 | A kind of Li-ion batteries piles of energy Homogeneouslly-radiating |
| CN107181020A (en) * | 2017-06-30 | 2017-09-19 | 杭州捷能科技有限公司 | The battery case and its control method of a kind of dual-cooled pattern |
| CN108267010A (en) * | 2018-03-28 | 2018-07-10 | 中冶长天国际工程有限责任公司 | A kind of combustion gas blowing device and blowing method eliminated crosswind and influenced |
| CN108428967A (en) * | 2018-04-16 | 2018-08-21 | 普天新能源（深圳）有限公司 | The heat dissipating method of cell apparatus and cell apparatus |
| CN108448017A (en) * | 2018-01-26 | 2018-08-24 | 江苏工程职业技术学院 | A kind of control method of electric automobile battery box |
| CN108461864A (en) * | 2018-03-02 | 2018-08-28 | 杭州泓创新能源有限公司 | Simulating vehicle runs the device and control method of battery case cooling |
| CN108574076A (en) * | 2018-06-27 | 2018-09-25 | 江铃汽车股份有限公司 | A kind of automobile power cell group efficient cooling system |
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| CN108767364A (en) * | 2018-05-23 | 2018-11-06 | 合肥汇英科技有限公司 | A kind of cooling system of new electric energy source battery |
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| CN109004312A (en) * | 2018-06-26 | 2018-12-14 | 重庆交通大学 | battery thermal management system |
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| CN109244594A (en) * | 2018-10-17 | 2019-01-18 | 浙江大学 | A kind of power battery thermal management system and power battery thermal management method |
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| CN106654446A (en) * | 2016-11-28 | 2017-05-10 | 北方工业大学 | Battery module and consumer |
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| CN106785207A (en) * | 2016-12-28 | 2017-05-31 | 孔祥贵 | The accumulator structure of temperature constant state can be kept by combining water-cooled, wind-cooling heat dissipating |
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