CN108615957A - The shape battery group method that liquid cooling/heating and fin conduct heat compound - Google Patents
The shape battery group method that liquid cooling/heating and fin conduct heat compound Download PDFInfo
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- CN108615957A CN108615957A CN201810235196.0A CN201810235196A CN108615957A CN 108615957 A CN108615957 A CN 108615957A CN 201810235196 A CN201810235196 A CN 201810235196A CN 108615957 A CN108615957 A CN 108615957A
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- Prior art keywords
- battery
- fin
- heat
- liquid
- heat exchanger
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
- H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
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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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The shape battery group method that liquid cooling/heating and fin conduct heat compound is related to the field of heat management of battery.A kind of compound grouping method meeting domestic electric vehicle liquid cooling/heating and fin heat transfer is devised for cylindrical battery.This method is by fin according to battery-arrangements mode and cooling tube arrangement trepanning.A certain number of fins are arranged on battery and heat exchanger tube by the mounting hole on fin, it can be in a certain amount of phase-change material of gap filling of fin when cooling down battery.This method increases heat exchange area by fin and battery is cooled down or heated using the liquid in pipe.This method is easy to adjust the dosage of the quantity and spacing and phase-change material of fin according to heat management design requirement, increase the heat exchange area between battery and heat exchanger tube, to enhance the heat transfer effect of liquid and battery, the uniformity of battery temperature is improved, extends the service life of battery system.Liquid realizes indirect type heat exchange with battery by fin, can improve the safety of battery system.
Description
Technical field
The present invention relates to pure electric automobile (pure electric automobile, hybrid vehicle) battery thermal management fields.
Background technology
Increasing in environmental problems such as energy crisis, global warming, environmental pollutions, electric vehicle is increasingly
As the developing direction of future automobile.With going deep into for electric vehicle research, a critical component of the battery as electric vehicle
It is increasingly becoming the hot spot of research, and the quality of battery performance is then a key factor of Development of Electric Vehicles.
The principal element for influencing battery has charge-discharge magnification, charge and discharge blanking voltage, shelves condition, temperature in use etc., this
Several factors mutually restrict, and influence each other.But for temperature in use, current battery cell in low temperature (be less than -30 DEG C) and
High temperature all can not work normally in the environment of (being more than 50 DEG C), and causing at this time also can not be normal by the vehicle in energy source of battery
Work, make vehicle be unable to reach round-the-clock running requirement compare with orthodox car its use have larger limitation.
In addition, electric vehicle, when starting climbing or accelerating suddenly, the battery in centre position accumulates heat, battery temperature
It steeply rises, battery electrode material, diaphragm and electrolyte etc. will decompose, and generate gas and increase inside battery air pressure, production
Heat out-of-control phenomenon.When situation is serious, or even liquid leakage can be caused, the major accidents such as explosion occur, are made to the operation of vehicle
At security risk.The presence of temperature in use problem seriously constrains the development and popularization of electric vehicle, therefore, battery temperature control
System has become the bottleneck of new-energy automobile development at present.How to be still one short in a certain range by battery temperature control
Insoluble problem in phase.
Invention content
A kind of liquid cooling/heating is devised herein for power battery and fin conducts heat compound grouping method.The party
Method is easy to adjust the dosage of the quantity and spacing and phase-change material of radiating fin according to heat management design requirement, increases battery
Heat exchange area between heat exchanger tube improves the uniformity of battery temperature to enhance the heat transfer effect of liquid and battery, extends
The service life of battery system.Liquid realizes indirect type heat exchange with battery by radiating fin, can improve the safety of battery system.
This method makes to be applicable in cylindrical battery and rectangular cell.
Further, the position of opening of battery settling hole and heat exchanger tube mounting hole, size, quantity are according to battery module design need
Ask determining.
Further, device is equipped with dispenser and liquid trap.Dispenser bottom is equipped with heat exchange tube connection ports, and side is equipped with liquid
Import, the liquid-inlet are connect with circulating pump；Heat exchange tube connection ports are equipped at the top of liquid trap, side is equipped with liquid outlet.
Further, when filling phase-change material, guarantee is contacted with battery and heat exchanger tube.
Further, dispenser is applied with insulating layer.
Further, when heat exchanger tube is connect with the connector of dispenser and liquid trap, exceed connector certain distance.
Further, the junction edge of heat exchanger tube and fin, dispenser cooling tube connection ports and liquid trap cooling tube connection ports
Axially it is uniformly provided with high heat conduction silica gel.
This method according to battery-arrangements mode and heat exchanger tube arrangement trepanning, exists fin by the mounting hole on fin
A certain number of fins are arranged on battery and heat exchanger tube, the liquid in heat exchanger tube realizes indirect type heat exchange with battery by fin.
Device is equipped with dispenser and liquid trap：Dispenser bottom be equipped with heat exchange tube connection ports, side be equipped with liquid-inlet, the liquid into
Mouth is connect with circulating pump；Heat exchange tube connection ports are equipped at the top of liquid trap, side is equipped with liquid outlet.Dispenser is applied with insulating layer.
When heat exchanger tube is connect with the connector of dispenser and liquid trap, exceed connector certain distance.Heat exchanger tube and fin, dispenser are cold
But the junction of tube connection ports and liquid trap heat exchange tube connection ports is uniformly provided with high heat conduction silica gel in an axial direction.
Fig. 1 is device two-dimensional structure schematic diagram.
Fig. 2 is fin structure schematic diagram.
Fig. 3 is structure three-dimensional structural schematic diagram.
Fig. 4 is heat exchange tube connection ports connection diagram.
Fig. 5 is filling phase-change material schematic diagram
Fig. 6 is phase-change material
Here selection cylindrical battery indicates the schematic diagram of this method
Wherein：
1. dispenser cools down 2. dispenser 3. of tube connection ports and cools down medium inlet
4. 5. radiating fin of cooling tube, 6. liquid trap cools down tube connection ports
7. cooling down 8. column lithium ion battery of media outlet, 9. liquid trap
10. 11. battery settling hole of cooling tube mounting hole, 12. phase-change material
Specific implementation mode
The embodiment of the present invention as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6.
The present invention is directed to power battery, devises a kind of liquid cooling/heating and fin conducts heat compound grouping method.It should
Method by fin according to battery-arrangements mode and heat exchanger tube arrangement trepanning, by the mounting hole on fin in battery and heat exchange
Arrange that a certain number of fins, the quantity and spacing of fin can require to determine according to the technology of battery module on pipe.Cooling battery
Being can be in the gap filling phase-change material of fin.Device is equipped with dispenser and liquid trap：Dispenser bottom connects equipped with heat exchanger tube
Interface, side are equipped with liquid-inlet, and the liquid-inlet is connect with circulating pump；Heat exchange tube connection ports, side are equipped at the top of liquid trap
Face is equipped with liquid outlet.The High-temperature cooling medium of liquid trap outflow can be cooled down using the air-conditioning system of new-energy automobile,
It can also be cooled down using air cooling way.Liquid trap is applied with insulating layer and scatters and disappears to avoid cold.Heat exchanger tube and dispenser sum aggregate
When the connector connection of liquid device, exceed connector certain distance, to ensure the equilibrium assignment of liquid, to ensure battery module temperature
The consistency of degree.When heat exchanger tube is connect with radiating fin and heat exchange tube connection ports, heat exchange effect is influenced to avoid the occurrence of thermal contact resistance
Fruit is uniformly provided with high heat conduction silica gel in an axial direction in the junction of heat exchanger tube and fin, dispenser connector and liquid trap connector.
In this method, the higher copper of thermal coefficient can be used in the material of dispenser, liquid trap and heat exchanger tube, and fin uses copper
Fin or aluminum fin-stock.The liquid cooling medium type is unlimited, preferentially selects the cooling medium that thermal coefficient is big, viscosity is small.
Claims (5)
1. the shape battery group method that liquid cooling/heating and fin conduct heat compound, which is characterized in that fin is provided with battery installation
Hole and heat exchanger tube mounting hole are arranged by battery settling hole on fin and heat exchanger tube mounting hole on battery and heat exchanger tube multiple
Fin, in the gap filling phase-change material of adjacent fins；Fin is equipped with fin type heat exchange device, and fin type heat exchange device is equipped with
Dispenser and liquid trap；Dispenser bottom be equipped with heat exchange tube connection ports, side be equipped with heat transferring medium import, the heat transferring medium into
Mouth is connect with circulating pump；Heat exchange tube connector is equipped at the top of liquid trap, side is exported equipped with heat transferring medium.
2. method according to claim 1, which is characterized in that dispenser is applied with insulating layer.
3. method according to claim 1, which is characterized in that when heat exchanger tube is connect with dispenser or liquid trap, beyond heat exchange
Tube connection ports certain distance.
4. method according to claim 1, which is characterized in that heat exchanger tube and fin, dispenser cooling tube connection ports and/or collection
The junction of liquid device cooling tube connection ports is uniformly provided with silica gel in an axial direction.
5. method according to claim 1, which is characterized in that the position of opening of battery settling hole and heat exchanger tube mounting hole, ruler
Very little, quantity is determined according to battery module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235196.0A CN108615957A (en) | 2018-03-21 | 2018-03-21 | The shape battery group method that liquid cooling/heating and fin conduct heat compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810235196.0A CN108615957A (en) | 2018-03-21 | 2018-03-21 | The shape battery group method that liquid cooling/heating and fin conduct heat compound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108615957A true CN108615957A (en) | 2018-10-02 |
Family
ID=63659314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810235196.0A Pending CN108615957A (en) | 2018-03-21 | 2018-03-21 | The shape battery group method that liquid cooling/heating and fin conduct heat compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108615957A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737379A (en) * | 2019-01-22 | 2019-05-10 | 臧涛 | A kind of pendant superheater |
| CN110380157A (en) * | 2019-08-21 | 2019-10-25 | 湘潭大学 | A kind of battery thermal management system coupled based on liquid cooling and phase-change thermal storage |
| CN112510285A (en) * | 2020-11-30 | 2021-03-16 | 南通路远科技信息有限公司 | Heat dissipation method and device for vehicle battery module |
| CN113054279A (en) * | 2021-02-09 | 2021-06-29 | 杭州易斐换热技术有限公司 | Battery heat exchanger and preparation method thereof |
| CN113067054A (en) * | 2021-03-26 | 2021-07-02 | 燕山大学 | Battery based on phase-change material coupling fin and battery thermal management system thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202013926U (en) * | 2011-04-29 | 2011-10-19 | 邓宇峰 | Integrated power battery pack for vehicle |
| CN106299542A (en) * | 2016-10-14 | 2017-01-04 | 深圳市英维克科技股份有限公司 | A kind of set of cells and thermal management algorithm thereof |
-
2018
- 2018-03-21 CN CN201810235196.0A patent/CN108615957A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202013926U (en) * | 2011-04-29 | 2011-10-19 | 邓宇峰 | Integrated power battery pack for vehicle |
| CN106299542A (en) * | 2016-10-14 | 2017-01-04 | 深圳市英维克科技股份有限公司 | A kind of set of cells and thermal management algorithm thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737379A (en) * | 2019-01-22 | 2019-05-10 | 臧涛 | A kind of pendant superheater |
| CN109737379B (en) * | 2019-01-22 | 2020-10-30 | 嘉兴麦瑞网络科技有限公司 | Screen type superheater |
| CN110380157A (en) * | 2019-08-21 | 2019-10-25 | 湘潭大学 | A kind of battery thermal management system coupled based on liquid cooling and phase-change thermal storage |
| CN112510285A (en) * | 2020-11-30 | 2021-03-16 | 南通路远科技信息有限公司 | Heat dissipation method and device for vehicle battery module |
| CN113054279A (en) * | 2021-02-09 | 2021-06-29 | 杭州易斐换热技术有限公司 | Battery heat exchanger and preparation method thereof |
| CN113067054A (en) * | 2021-03-26 | 2021-07-02 | 燕山大学 | Battery based on phase-change material coupling fin and battery thermal management system thereof |
| CN113067054B (en) * | 2021-03-26 | 2022-08-26 | 燕山大学 | Battery based on phase-change material coupling fin and battery thermal management system thereof |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181002 |