CN207303289U - A kind of battery liquid cooling system temperature-adjusting device - Google Patents
A kind of battery liquid cooling system temperature-adjusting device Download PDFInfo
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- CN207303289U CN207303289U CN201721098218.0U CN201721098218U CN207303289U CN 207303289 U CN207303289 U CN 207303289U CN 201721098218 U CN201721098218 U CN 201721098218U CN 207303289 U CN207303289 U CN 207303289U
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- temperature
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- liquid cooling
- cooling system
- heat exchanger
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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 discloses a kind of battery liquid cooling system temperature-adjusting device, it is characterised in that including：Battery pack liquid cooling plate, water pump, three-way solenoid valve, radiator, fan, electric heater and heat exchanger, when battery temperature meets predetermined temperature, the water pump, fan, radiator, electric heater or heat exchanger carry out temperature adjustment to battery.It can solve the heat management problems of battery liquid cooling system liquid cooling system at different temperatures, it can realize and cool down under severe hot environment to system, effective heating at low ambient temperatures to liquid cooling system can be realized again, the temperature with low-power equipment control battery liquid cooling system is realized, ensure that effective control of the battery liquid cooling system temperature under full weather conditions.
Description
Technical field
It the utility model is related to power lithium battery liquid cooling system Oil Temperature Controlling Technigue field, and in particular to a kind of cold system of battery fluid
System temperature-adjusting device.
Background technology
General battery work must be usually 10 DEG C to 40 DEG C in the scope of a relative comfort.Usual high temperature is for electricity
Pond is prejudicial, and temperature is excessive, can be triggered the problem of more.For the power battery on electric automobile, generally also
Ask less than 60 DEG C uses.
At present, the type of cooling generally use cooling air mode of battery, is such as directly blown in battery surface come cold by wind
But.When working such as battery under severe thermal environment, such as only rely on cooling air mode and would become hard to ensure being in all the time for battery
Optimum working temperature, while cannot guarantee that the uniformity of temperature between a battery, so that battery performance declines, causes the battery longevity
Life shortens.And air cooling system will also be equipped with dust-extraction unit so that system bulk is big, and weight is big, and dustproof and waterproof performance is bad,
Maintenance cost is high.Liquid cooling system is relatively adapted to power battery to use, this kind design cooling rate is fast, the temperature difference is small between battery, can be by electricity
Pond temperature is clamped down in preferable temperature range, and small, and light-weight, failure rate is low.But for being carried outside battery system
For cool source part, if being whenever required for compressor of air conditioner to work, high energy consumption, an input cost height, is unfavorable for product
Promote.In addition, at low temperatures, in the winter especially in cold, power battery working performance is very poor, or even can not normally transport
OK, heat temperature raising must be carried out to battery, be allowed to horizontal in optimal temperature in use at this time.In order to ensure electrokinetic cell system
Can work under full weather conditions, and it is small, light-weight, safeguard less, cost it is low, it is efficient, it is necessary to design it is a set of efficiently
Inexpensive liquid circulation constant temperature system, battery is always worked in optimal temperature environment.
Utility model content
It the utility model proposes a kind of battery liquid cooling system temperature-adjusting device, can put down the temperature change of battery system
Surely, its technical solution is：Including battery pack liquid cooling plate, water pump, three-way solenoid valve, radiator, fan, electric heater and heat are handed over
Parallel operation, when battery temperature meets predetermined temperature, the water pump, fan, radiator, electric heater or heat exchanger to battery into
Trip temperature is adjusted.
Further, the predetermined temperature includes the first temperature, and when the temperature of battery is in the first temperature, the electricity adds
Hot device is in opening, the fan and the heat exchanger and is closed, at this time the pump working, by water pump
Liquid afterwards flows through three-phase electromagnetic valve and is heated into heating element in electric heater.
Further, the predetermined temperature includes second temperature, and when the temperature of battery is in second temperature, the electricity adds
Hot device, fan, heat exchanger are closed, at this time the pump working, and the liquid after water pump flows through three-dimensional battery
Valve enters in radiator.
Further, the predetermined temperature includes the 3rd temperature, when the temperature of battery is in three temperature, the fan
In opening, the electric heater and the heat exchanger are closed, at this time the pump working, by water pump
Liquid afterwards flows through three-way solenoid valve and enters in radiator, and the fan dries the radiator and radiates at this time.
Further, the predetermined temperature includes the 4th temperature, when the temperature of battery is in four temperature, the fan
Opening is in the heat exchanger, the electric heater is closed, at this time the pump working, into water pump excessively
Liquid afterwards flows through three-way solenoid valve, and into the radiator and the heat exchanger, battery system passes through the fan pair
The radiator blowing and heat exchanger heat dissipation.
Further, first temperature is less than 0 DEG C, and the second temperature is 10 DEG C -35 DEG C, and the 3rd temperature is
35 DEG C -40 DEG C, the 4th temperature is 40 DEG C -45 DEG C.
Further, the heat exchanger forms electric air conditioner refrigerating system with fluid reservoir, condenser, compressor and expansion valve
System.
A kind of thermostatic advantage of battery liquid cooling system provided by the utility model is：It can solve battery fluid
The heat management problems of cooling system liquid cooling system at different temperatures, can realize and cool down under severe hot environment to system,
Effective heating at low ambient temperatures to liquid cooling system can be realized again, realized with low-power equipment control battery liquid cooling system
Temperature, ensure that effective control of the battery liquid cooling system temperature under full weather conditions.
Brief description of the drawings
Fig. 1 is a kind of battery liquid cooling system temperature-adjusting device principle schematic of the utility model.
Fig. 2 is placed in parallel blow structure schematic diagram for the utility model radiator with condenser.
Embodiment
As shown in Figs. 1-2, a kind of battery liquid cooling system temperature-adjusting device, it includes battery pack liquid cooling plate 1, expansion tank
2nd, water pump 3, radiator 4, heat exchanger 5, fluid reservoir 6, condenser 7, compressor 8, expansion valve 9, electric heater 10, coolant pipe
11st, fan 12 and three-way solenoid valve 13.Coolant passes sequentially through battery pack liquid cooling plate 1, water pump 3, radiator 4, heat exchanger 5 and flows
Battery pack liquid cooling plate 1 is returned so as to form the circulation loop of team's system coolant cooling.Coolant passes sequentially through battery pack liquid
Cold plate 1, coolant pipe 11, water pump 3, electric heater 10 flow back to battery pack liquid cooling plate 1 so as to the circulation to the heating of system coolant
Circuit.The driving of water pump 6 causes coolant constantly to be flowed in circulation loop.
Specifically, radiator 4 nearby sets helpful cooling fan 12, and 12 face radiator 4 of fan blows air, with
Further improve the radiating efficiency of radiator 4.As shown in Figure 1, heat exchanger 5 and fluid reservoir 6, condenser 7, compressor 8, expansion
Valve 9 forms an electric air-conditioning refrigeration system, takes away heat in battery liquid cooling system by refrigerant evaporation and is discharged into air,
Radiator 4 in Fig. 1 and condenser 7 are made into parallel construction (such as Fig. 2), the heat dissipation produced using fan 12 to both is arrived
In air, 12 wind of fan first blows radiator 4 and blows condenser 7 again.Single fan can also be preferably taken to blow condenser help
It radiates.As shown in Figure 1, above-mentioned liquid channel system further includes the expansion tank 2 for shunting the liquid in radiator 4.If
Temperature by the liquid working substance of battery liquid cooling system is higher, then liquid working substance volume can be expanded and become larger, at this time, part liquid
Cognition is flowed into expansion tank by pipeline and is shunted, after temperature declines volume recovery, again from pipeline inflow radiator 4
It is interior.
Further, when battery temperature meets predetermined temperature, water pump 3, fan 12, radiator 4, electric heater 10 or heat
Exchanger 5 carries out temperature adjustment to battery.
In one embodiment, predetermined temperature includes the first temperature, and the first temperature is preferably less than 0 DEG C, when the temperature of battery
When degree is less than 0 DEG C, electric heater 10 is in opening, fan 12 and heat exchanger 5 and is closed, at this time 3 work of water pump
Make, the liquid after water pump 3 flows through three-phase electromagnetic valve 13 and heated into heating element in electric heater 10.When being heated to
When battery temperature is higher than 10 DEG C, electric heater 10 is closed, and is lifted according to battery temperature and is circulated this process.
In another embodiment, predetermined temperature includes second temperature, and second temperature is preferably 10 DEG C -35 DEG C, works as battery
Temperature when being in second temperature, electric heater 10, fan 12, heat exchanger 5 are closed, and water pump 3 works at this time, warp
The liquid crossed after water pump 3 flows through three-dimensional battery valve 13 and enters in radiator 4, and liquid cooling system is by 4 natural heat dissipation of radiator at this time,
System energy consumption is not required at this time.
In another embodiment, predetermined temperature includes the 3rd temperature, and the 3rd temperature is preferably 35 DEG C -40 DEG C, works as battery
Temperature when being in three temperature, fan 12 is in opening, and electric heater 10 and heat exchanger 5 are closed, this
When water pump 3 work, the liquid after water pump 3 flow through three-way solenoid valve 13 enter radiator 4 in, fan 12 is to radiator at this time
4 blowing heat dissipations, realize small-power heat dissipation, reduce energy consumption.
In another embodiment, predetermined temperature includes the 4th temperature, when the temperature of battery is in four temperature, fan
12 are in opening with heat exchanger 5, and electric heater 10 is closed, and water pump 3 works at this time, into after crossing water pump 3
Liquid flows through three-way solenoid valve 13, and into radiator 4 and heat exchanger 5, battery system dries radiator 4 by fan 12
And heat exchanger 5 radiates.At this time, heat dissipation effect is optimal.
Preferably, electric air-conditioning refrigeration system power is 1KW, fan power 500W.
It has been provided above to the specific descriptions of the utility model for being illustrated and illustrate.But do not really want it is exhaustive or
The utility model is limited to disclosed precise forms by person.According to teachings above, it can be achieved that many modifications and variations.Above-mentioned implementation
Example is selected principle and its practical application for most preferably explaining the utility model, so that those skilled in the art can
The utility model is most preferably utilized with different embodiments and using the different modifications suitable for specific desired use.This practicality is new
The scope of type will be defined by the appended claims.
Claims (7)
- A kind of 1. battery liquid cooling system temperature-adjusting device, it is characterised in that including：Battery pack liquid cooling plate, water pump, three-dimensional electromagnetism Valve, radiator, fan, electric heater and heat exchanger, when battery temperature meets predetermined temperature, the water pump, fan, heat dissipation Device, electric heater or heat exchanger carry out temperature adjustment to battery.
- A kind of 2. battery liquid cooling system temperature-adjusting device as claimed in claim 1, it is characterised in that the predetermined temperature bag The first temperature is included, when the temperature of battery is in the first temperature, the electric heater is in opening, the fan and described Heat exchanger is closed, at this time the pump working, and the liquid after water pump flows through three-phase electromagnetic valve and enters electric add Heating element is heated in hot device.
- A kind of 3. battery liquid cooling system temperature-adjusting device as claimed in claim 2, it is characterised in that the predetermined temperature bag Second temperature is included, when the temperature of battery is in second temperature, the electric heater, fan, heat exchanger are closed, The pump working at this time, the liquid after water pump flow through three-dimensional battery valve and enter in radiator.
- A kind of 4. battery liquid cooling system temperature-adjusting device as claimed in claim 3, it is characterised in that the predetermined temperature bag The 3rd temperature is included, when the temperature of battery is in three temperature, the fan is in opening, the electric heater and described Heat exchanger is closed, at this time the pump working, and the liquid after water pump flows through three-way solenoid valve and enters heat dissipation In device, the fan dries the radiator and radiates at this time.
- A kind of 5. battery liquid cooling system temperature-adjusting device as claimed in claim 4, it is characterised in that the predetermined temperature bag The 4th temperature is included, when the temperature of battery is in four temperature, the fan is in opening with the heat exchanger, described Electric heater is closed, at this time the pump working, three-way solenoid valve is flowed through into the liquid after water pump is crossed, into described In radiator and the heat exchanger, battery system dries the radiator by the fan and the heat exchanger dissipates Heat.
- 6. a kind of battery liquid cooling system temperature-adjusting device as claimed in claim 5, it is characterised in that first temperature is Less than 0 DEG C, the second temperature is 10 DEG C -35 DEG C, and the 3rd temperature is 35 DEG C -40 DEG C, and the 4th temperature is 40 DEG C -45 ℃。
- A kind of 7. battery liquid cooling system temperature-adjusting device as claimed in claim 6, it is characterised in that the heat exchanger with Fluid reservoir, condenser, compressor and expansion valve form electric air-conditioning refrigeration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098218.0U CN207303289U (en) | 2017-08-30 | 2017-08-30 | A kind of battery liquid cooling system temperature-adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721098218.0U CN207303289U (en) | 2017-08-30 | 2017-08-30 | A kind of battery liquid cooling system temperature-adjusting device |
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| CN207303289U true CN207303289U (en) | 2018-05-01 |
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| CN201721098218.0U Active CN207303289U (en) | 2017-08-30 | 2017-08-30 | A kind of battery liquid cooling system temperature-adjusting device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149011A (en) * | 2018-09-21 | 2019-01-04 | 广州小鹏汽车科技有限公司 | A kind of BMS heat management system and its control method and device |
| CN112886094A (en) * | 2021-01-21 | 2021-06-01 | 王丽敏 | Thermal management system for power battery of new energy vehicle |
| CN113431671A (en) * | 2021-06-29 | 2021-09-24 | 惠州市国轻轻合金材料研究院 | Heat radiator for automobile engine |
| CN113725522A (en) * | 2021-07-05 | 2021-11-30 | 无锡威唐工业技术股份有限公司 | Energy-saving temperature adjusting device and control method thereof |
-
2017
- 2017-08-30 CN CN201721098218.0U patent/CN207303289U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149011A (en) * | 2018-09-21 | 2019-01-04 | 广州小鹏汽车科技有限公司 | A kind of BMS heat management system and its control method and device |
| CN109149011B (en) * | 2018-09-21 | 2024-04-16 | 广州小鹏汽车科技有限公司 | BMS thermal management system and control method and device thereof |
| CN112886094A (en) * | 2021-01-21 | 2021-06-01 | 王丽敏 | Thermal management system for power battery of new energy vehicle |
| CN113431671A (en) * | 2021-06-29 | 2021-09-24 | 惠州市国轻轻合金材料研究院 | Heat radiator for automobile engine |
| CN113725522A (en) * | 2021-07-05 | 2021-11-30 | 无锡威唐工业技术股份有限公司 | Energy-saving temperature adjusting device and control method thereof |
| CN113725522B (en) * | 2021-07-05 | 2022-10-11 | 无锡威唐工业技术股份有限公司 | Energy-saving temperature adjusting device and control method thereof |
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