CN107919513A - Battery thermal balance container, battery unit, battery module and battery thermal management system - Google Patents
Battery thermal balance container, battery unit, battery module and battery thermal management system Download PDFInfo
- Publication number
- CN107919513A CN107919513A CN201711230581.8A CN201711230581A CN107919513A CN 107919513 A CN107919513 A CN 107919513A CN 201711230581 A CN201711230581 A CN 201711230581A CN 107919513 A CN107919513 A CN 107919513A
- Authority
- CN
- China
- Prior art keywords
- battery
- side plate
- bottom plate
- plate
- heat
- 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
Links
Classifications
-
- 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
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
-
- 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
- H01M10/6552—Closed pipes transferring heat by thermal conductivity or phase transition, e.g. heat pipes
-
- 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
-
- 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
Landscapes
- 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 present invention relates to a kind of battery thermal balance container, battery unit, battery module and battery thermal management system.Battery thermal management system includes battery module and circulation fluid circuit, battery module includes liquid cooling plate and battery unit, battery unit includes battery and battery thermal balance container, battery thermal balance container includes bottom plate and vertical with bottom plate and spaced side plate, side plate and bottom plate are made from a material that be thermally conductive, and battery thermal balance container further includes the heat pipe for the heat conduction between side plate top and lower part.Heat pipe is arranged on the side plate and bottom plate of battery thermal balance container, reduce the installation space between battery, heat caused by battery work or the heat to battery heating are first corresponded to and concentrated on side plate or bottom plate, heat realizes quick transmission through superheater tube between the top of side plate and lower part, make the heat balance between side plate top and lower part, only need that heat pipe is installed on battery thermal balance container, reduce the quantity of heat pipe, reduce cost of manufacture and manufacture craft difficulty.
Description
Technical field
The present invention relates to a kind of battery thermal balance container, battery unit, battery module and battery thermal management system.
Background technology
New-energy automobile based on pure electric automobile and composite power automobile is due to low-carbon, environmental protection, energy saving
Feature, has broad application prospects in Hyundai Motor field.In new-energy automobile, energy element of the battery as electric automobile
Part, its working status and performance directly affect the performance of electric automobile.One stable temperature of need of work of battery, mistake
High temperature can cause battery to degrade rapidly and the reduction of capacity, trigger thermal runaway, spontaneous combustion the security risk such as even to explode；And
When the operating ambient temperature of battery is relatively low, its polarization phenomena is obvious, and electrolysis fluid viscosity increase, causes the internal resistance of cell to increase, together
Sample can reduce the capacity of battery, influence the service life of battery.
Authorization Notice No. is 205621821 U of CN, and the Chinese utility model patent that authorized announcement date is 2016.10.05 is public
A kind of power battery compound thermal management system is opened, which includes being loaded with the water of circulation fluid
Case, circulating pump, the seal cover board of water tank, the battery pack battle array being made of multiple single batteries that is fixedly mounted on above seal cover board
Row；A temperature-uniforming plate and a heat pipe are pasted with the surface of each single battery, heat pipe cooling section is placed in water through seal cover board
In circulation fluid in case；One side of water tank is equipped with circulation fluid entrance, and another side is exported equipped with circulation fluid, and is set in water tank
There is circulation fluid turbulence structure, circulation fluid flow to circulation fluid outlet with the type of flow of curve by the circulation fluid entrance of water tank.
Above-mentioned power battery compound thermal management system is when making, it is necessary to be pasted on the surface of each single battery
Warm plate and heat pipe, the battery pack array volume that multiple single batteries are formed after assembling is larger, required when being used on vehicle
The installation space for the battery wanted is larger, inconvenient for use；The quantity of single battery is more, is got over for the required technique of assembled battery
Height, while the heat pipe quantity on whole battery group pattern is also more, adds the cost of battery pack production.
The content of the invention
It is an object of the invention to provide a kind of quantity for the volume and heat pipe for reducing battery unit, to reduce battery unit
Manufacture craft difficulty and reduce cost of manufacture, while ensure battery have good operating ambient temperature battery thermal balance hold
Device；Present invention also offers a kind of battery unit using the battery thermal balance container；Being used present invention also offers one kind should
The battery module of battery unit；Present invention also offers a kind of battery thermal management system using the battery module.
In order to solve the above-mentioned technical problem, the technical solution of battery thermal balance container of the invention is：
Scheme 1：A kind of battery thermal balance container, including bottom plate and vertical with bottom plate and spaced side plate, the side plate and
Bottom plate is made from a material that be thermally conductive, and the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, the battery thermal balance container
Further include the heat pipe for the heat conduction between side plate top and lower part.
The beneficial effect of the technical solution is：Heat pipe is omitted between battery and heat pipe is arranged on battery thermal balance and is held
On the side plate of device, reduce the installation space between different batteries, so that the volume of battery group pattern is saved, when battery works
The heat of generation first concentrates on battery side plate or the heat of battery heating is first concentrated on bottom plate, and heat is through superheater tube in side
Quick transmission is realized between the top and lower part of plate, makes the heat balance between side plate top and lower part, is provided well for battery
Working environment, it is only necessary to heat pipe is installed on battery thermal balance container, reduces the quantity of heat pipe, reduce cost of manufacture and
Manufacture craft difficulty.
Scheme 2：Battery thermal balance container according to scheme 1, the heat pipe have vertical section on the side plate and
Horizontal segment on bottom plate.Horizontal segment increases the contact area of heat pipe and bottom plate, helps to carry out the quick transmission of heat.
Scheme 3：Battery thermal balance container according to scheme 2, the heat pipe are located on the outer wall of side plate and bottom plate.Heat
Pipe can provide more spaces when making battery unit on the outer wall of side plate and bottom plate to heat pipe installation, easy to add
Work.
Scheme 4：Battery thermal balance container according to scheme 3, the side plate and bottom plate are equipped with and are fitted with heat pipe shape
The groove matched somebody with somebody, the heat pipe are located in the groove.Groove opposite heat tube plays the role of positioning, while also makes the outer of side plate and bottom plate
Surfacing, is easy to keep battery installation steady.
Scheme 5：Battery thermal balance container according to scheme 4, passes through heat conduction between the side plate and bottom plate and heat pipe
Glue sticking.Heat-conducting glue opposite heat tube plays the role of stablizing support, while heat-conducting glue also allows for passing between side plate and bottom plate and heat pipe
Heat conduction amount.
Scheme 6：Battery thermal balance container according to any one of scheme 1-5, the Heat Conduction Material is aluminium, aluminium closes
One kind in gold, copper or copper alloy.Aluminium, copper have good heat conductivility.
Scheme 7：Battery thermal balance container according to any one of scheme 1-5, the battery thermal balance container also wrap
Include the end plate for being vertically installed in bottom plate both ends and connecting lateral plate and be arranged at side plate top to form the top plate of closed container.
The technical solution of battery unit of the present invention is：
Scheme 1：A kind of battery unit, including battery and the battery thermal balance container for accommodating battery, the battery thermal balance container
Be made from a material that be thermally conductive including bottom plate with vertical with bottom plate and spaced side plate, the side plate and bottom plate, the bottom plate and
Side plate forms the accommodating chamber for being used for accommodating battery, and the battery thermal balance container is further included between side plate top and lower part
The heat pipe of heat conduction.
The beneficial effect of the technical solution is：Heat pipe is omitted between battery and heat pipe is arranged on battery thermal balance and is held
On the side plate of device, reduce the installation space between different batteries, so that the volume of battery group pattern is saved, when battery works
The heat of generation first concentrates on battery side plate or the heat of battery heating is first concentrated on bottom plate, and heat is through superheater tube in side
Quick transmission is realized between the top and lower part of plate, makes the heat balance between side plate top and lower part, is provided well for battery
Working environment, it is only necessary to heat pipe is installed on battery thermal balance container, reduces the quantity of heat pipe, reduce cost of manufacture and
Manufacture craft difficulty.
Scheme 2：According to the battery unit described in scheme 1, the heat pipe is with the vertical section on side plate and the bottom of positioned at
Horizontal segment on plate.Horizontal segment increases the contact area of heat pipe and bottom plate, helps to carry out the quick transmission of heat.
Scheme 3：According to the battery unit described in scheme 2, the heat pipe is located on the outer wall of side plate and bottom plate.Heat pipe is located at
More spaces can be provided to heat pipe installation when making battery unit on the outer wall of side plate and bottom plate, it is easy to process.
Scheme 4：According to the battery unit described in scheme 3, the side plate and bottom plate are equipped with recessed with heat pipe shape adaptation
Groove, the heat pipe are located in the groove.Groove opposite heat tube plays the role of positioning, while also puts down the outer surface of side plate and bottom plate
It is whole, it is easy to keep battery installation steady.
Scheme 5：According to the battery unit described in scheme 4, pass through heat conduction glue sticking between the side plate and bottom plate and heat pipe.
Heat-conducting glue opposite heat tube plays the role of stablizing support, while heat-conducting glue also allows for conducting heat between side plate and bottom plate and heat pipe.
Scheme 6：According to the battery unit any one of scheme 1-5, the Heat Conduction Material for aluminium, aluminium alloy, copper or
One kind in copper alloy.Aluminium, copper have good heat conductivility.
Scheme 7：According to the battery unit any one of scheme 1-5, the battery thermal balance container further includes vertically
It is arranged at the end plate at bottom plate both ends and connecting lateral plate and is arranged at side plate top to form the top plate of closed container.
The technical solution of battery module of the present invention is：
Scheme 1：A kind of battery module, including liquid cooling plate and the battery unit being arranged on liquid cooling plate, the liquid cooling plate, which has, to be used
In the inlet of input circulation fluid and the liquid outlet of output circulation fluid, the battery unit includes battery and accommodates the battery of battery
Thermal balance container, the battery thermal balance container include bottom plate and vertical with bottom plate and spaced side plate, the side plate and
Bottom plate is made from a material that be thermally conductive, and the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, the battery thermal balance container
Further include the heat pipe for the heat conduction between side plate top and lower part.
The beneficial effect of the technical solution is：Heat pipe is omitted between battery and heat pipe is arranged on battery thermal balance and is held
On the side plate of device, reduce the installation space between different batteries, so that the volume of battery group pattern is saved, when battery works
The heat of generation first concentrates on battery side plate or the heat of battery heating is first concentrated on bottom plate, and heat is through superheater tube in side
Quick transmission is realized between the top and lower part of plate, makes the heat balance between side plate top and lower part, is provided well for battery
Working environment, it is only necessary to heat pipe is installed on battery thermal balance container, reduces the quantity of heat pipe, reduce cost of manufacture and
Manufacture craft difficulty.
Scheme 2：According to the battery module described in scheme 1, the heat pipe is with the vertical section on side plate and the bottom of positioned at
Horizontal segment on plate.Horizontal segment increases the contact area of heat pipe and bottom plate, helps to carry out the quick transmission of heat.
Scheme 3：According to the battery module described in scheme 2, the heat pipe is located on the outer wall of side plate and bottom plate.Heat pipe is located at
More spaces can be provided to heat pipe installation when making battery unit on the outer wall of side plate and bottom plate, it is easy to process.
Scheme 4：According to the battery module described in scheme 3, the side plate and bottom plate are equipped with recessed with heat pipe shape adaptation
Groove, the heat pipe are located in the groove.Groove opposite heat tube plays the role of positioning, while also puts down the outer surface of side plate and bottom plate
It is whole, it is easy to keep battery installation steady.
Scheme 5：According to the battery module described in scheme 4, pass through heat conduction glue sticking between the side plate and bottom plate and heat pipe.
Heat-conducting glue opposite heat tube plays the role of stablizing support, while heat-conducting glue also allows for conducting heat between side plate and bottom plate and heat pipe.
Scheme 6：According to the battery module any one of scheme 1-5, the Heat Conduction Material for aluminium, aluminium alloy, copper or
One kind in copper alloy.Aluminium, copper have good heat conductivility.
Scheme 7：According to the battery module any one of scheme 1-5, the battery thermal balance container further includes vertically
It is arranged at the end plate at bottom plate both ends and connecting lateral plate and is arranged at side plate top to form the top plate of closed container.
Scheme 8：According to the battery module any one of scheme 1-5, it is laid between the liquid cooling plate and battery unit
There are heat-conducting glue or heat conductive pad.Heat-conducting glue or heat conductive pad can make between liquid cooling plate and battery unit keep sealing, avoid air into
Enter to influence heat conduction efficiency.
Scheme 9：According to the battery module any one of scheme 1-5, the liquid cooling plate is equipped with and is respectively used to input
The pipeline of circulation fluid and output circulation fluid, the inlet and liquid outlet are accordingly arranged on the port of corresponding pipeline respectively.Liquid is cold
Pipeline is added on plate, inlet is separately positioned on the port of pipeline with liquid outlet, allows liquid cooling plate and different exterior lines
Connection, adds the scope of application of liquid cooling plate.
The technical solution of battery thermal management system of the present invention is：
Scheme 1：A kind of battery thermal management system, including battery module and the circulation fluid circuit that is connected with battery module, the electricity
Pond module includes liquid cooling plate and the battery unit being arranged on liquid cooling plate, and the liquid cooling plate has the feed liquor for being used for inputting circulation fluid
The liquid outlet of mouth and output circulation fluid, the battery unit include the battery thermal balance container of battery and receiving battery, the electricity
Pond thermal balance container includes bottom plate and vertical with bottom plate and spaced side plate, and the side plate and bottom plate are by Heat Conduction Material system
Into the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, and the battery thermal balance container is further included in side plate
The heat pipe of heat conduction between top and lower part.
The beneficial effect of the technical solution is：Heat pipe is omitted between battery and heat pipe is arranged on battery thermal balance and is held
On the side plate of device, reduce the installation space between different batteries, so that the volume of battery group pattern is saved, when battery works
The heat of generation first concentrates on battery side plate or the heat of battery heating is first concentrated on bottom plate, and heat is through superheater tube in side
Quick transmission is realized between the top and lower part of plate, makes the heat balance between side plate top and lower part, is provided well for battery
Working environment, it is only necessary to heat pipe is installed on battery thermal balance container, reduces the quantity of heat pipe, reduce cost of manufacture and
Manufacture craft difficulty.
Scheme 2：According to the battery thermal management system described in scheme 1, the heat pipe have vertical section on the side plate and
Horizontal segment on bottom plate.Horizontal segment increases the contact area of heat pipe and bottom plate, helps to carry out the quick transmission of heat.
Scheme 3：According to the battery thermal management system described in scheme 2, the heat pipe is located on the outer wall of side plate and bottom plate.Heat
Pipe can provide more spaces when making battery unit on the outer wall of side plate and bottom plate to heat pipe installation, easy to add
Work.
Scheme 4：According to the battery thermal management system described in scheme 3, the side plate and bottom plate are equipped with and are fitted with heat pipe shape
The groove matched somebody with somebody, the heat pipe are located in the groove.Groove opposite heat tube plays the role of positioning, while also makes the outer of side plate and bottom plate
Surfacing, is easy to keep battery installation steady.
Scheme 5：According to the battery thermal management system described in scheme 4, pass through heat conduction between the side plate and bottom plate and heat pipe
Glue sticking.Heat-conducting glue opposite heat tube plays the role of stablizing support, while heat-conducting glue also allows for passing between side plate and bottom plate and heat pipe
Heat conduction amount.
Scheme 6：According to the battery thermal management system any one of scheme 1-5, the Heat Conduction Material is aluminium, aluminium closes
One kind in gold, copper or copper alloy.Aluminium, copper have good heat conductivility.
Scheme 7：According to the battery thermal management system any one of scheme 1-5, the battery thermal balance container also wraps
Include the end plate for being vertically installed in bottom plate both ends and connecting lateral plate and be arranged at side plate top to form the top plate of closed container.
Scheme 8：According to the battery thermal management system any one of scheme 1-5, the liquid cooling plate and battery unit it
Between be equipped with heat-conducting glue or heat conductive pad.Heat-conducting glue or heat conductive pad can make to keep sealing between liquid cooling plate and battery unit, avoid
Air, which enters, influences heat conduction efficiency.
Scheme 9：According to the battery thermal management system any one of scheme 1-5, the liquid cooling plate is equipped with and uses respectively
In input circulation fluid and the pipeline for exporting circulation fluid, the inlet and liquid outlet are accordingly arranged on the end of corresponding pipeline respectively
Mouthful.Add pipeline on liquid cooling plate, inlet is separately positioned on the port of pipeline with liquid outlet, allow liquid cooling plate from it is different outer
Portion's pipeline connection, adds the scope of application of liquid cooling plate.
Brief description of the drawings
Fig. 1 is the structure diagram of the battery unit of the embodiment 1 of the battery thermal management system of the present invention；
Fig. 2 is the internal structure schematic diagram of the battery unit of the embodiment 1 of the battery thermal management system of the present invention；
Fig. 3 is the structural representation of the battery thermal balance container of the battery unit of the embodiment 1 of the battery thermal management system of the present invention
Figure；
Fig. 4 is the bottom view of the battery unit of the battery thermal management system of Fig. 1；
Fig. 5 is the structure diagram of the battery module of the embodiment 1 of the battery thermal management system of the present invention；
Fig. 6 is the structure diagram of the liquid cooling plate of the battery module of the embodiment 1 of the battery thermal management system of the present invention；
Fig. 7 is the bottom view of the battery thermal balance container of the embodiment 2 of the battery thermal management system of the present invention.
Respectively marked in figure：1. side plate；2. bottom plate；3. heat pipe；4. groove；5. electrode；6. top plate；7. end plate；8. battery；9.
Babinet；10. liquid cooling plate；11. pipeline；12. inlet；13. liquid outlet.
Embodiment
As shown in Figures 1 to 6, battery thermal management system includes battery to the embodiment 1 of the battery thermal management system of the present invention
Module and the circulation fluid circuit connected with battery module（Do not shown in figure）, circulation fluid circuit is provided by water pump for battery module
Cooling or the liquid of heating, so as to ensure that battery module is in stable temperature environment.
Battery module includes babinet 9, and babinet 9 is using non-gold such as metal and carbon fiber, composite material such as steel, aluminium, aluminium alloys
Belong to material to make, the inner wall of babinet 9 is equipped with heat-preservation cotton, for keeping the temperature babinet.The bottom of babinet 9 is provided with liquid cooling plate
10, it is provided with liquid cooling plate 10 for the pipeline 11 with circulation fluid circuit communication, pipeline 11 can be that aluminium, aluminium alloy, copper, copper close
The metal tubes such as gold, or the nonmetallic pipeline such as nylon.Pipeline 11 is connected by connector with liquid cooling plate 10, and pipeline 11 has
For the inlet 12 connected with the output terminal in circulation fluid circuit and the liquid outlet for being connected with the input terminal in circulation fluid circuit
13, liquid cooling plate 10 is enclosed construction, internal to form connection inlet and liquid outlet by profile extrusion or Milling Machining
Circulation fluid flow channel.Two battery units are installed, in other embodiments, the quantity of battery unit can root in babinet 9
Change according to needs, can only have one, or the quantity of three or more；Battery unit is arranged on liquid cooling plate 10
On, heat-conducting glue or heat conductive pad are equipped between battery unit and liquid cooling plate 10, heat-conducting glue or heat conductive pad can fill battery unit
Sealing is realized in gap between liquid cooling plate 10, and avoiding air from entering influences heat conduction efficiency between battery unit and liquid cooling plate.
Battery unit include battery 8 and accommodate battery 8 battery thermal balance container, battery thermal balance container include side plate 1,
Bottom plate 2, end plate 7 and top plate 6, side plate 1 and end plate 7 are vertical with bottom plate, and top plate 6 is parallel with bottom plate 2, side plate 1, bottom plate 2, end plate 7
Closed chamber structure is formed with top plate 6, side plate 1 and bottom plate 2 form the accommodating chamber for being used for accommodating battery 8, and multiple batteries 8 are with battle array
Row form is installed in accommodating chamber, electrode 5 of the both ends of top plate 6 equipped with the positive and negative anodes for being used to connect battery 2, in the embodiment,
Side plate 1 and bottom plate 2 can strengthen the structural strength of side plate and bottom plate by one piece of plate die cast, in other embodiments,
Side plate and bottom plate can also be multi-sheets to be connected by the mode such as welding or being bolted；The material of side plate 1 and bottom plate 2 can
To select one kind in aluminium, aluminium alloy, cylinder or copper alloy, side plate and bottom plate are respectively provided with conduction of heat.Lead between multiple batteries 8
Cross soft copper row's serial or parallel connection, heat-conducting glue is filled with the gap of battery 8 and side plate 1 and bottom plate 2, to stablize battery 8 while can
With the air in delivery space, heat transfer efficiency is improved.The heat pipe 3 of multiple L-types is evenly distributed with the outer wall of side plate 1 and bottom plate 2,
Heat pipe 3 is on two side plates with along the symmetrical formal distribution in center of battery thermal balance container, in other embodiments, heat pipe
3 can also be arranged on the inner wall of side plate and bottom plate；Heat pipe 3 is reversible heat pipe, and the quantity of heat pipe 3 can be according to the quantity of battery
It is adjusted.Heat pipe 3 includes the vertical section on side plate 1 and the horizontal segment on bottom plate 2, is opened up on side plate 1 and bottom plate 2
Have and be fixed on the groove of heat pipe shape adaptation 4, heat pipe 3 by heat-conducting glue in groove 4, in other embodiments, can also be saved
Slightly heat-conducting glue, heat pipe are directly embedded in groove；Groove can also be omitted, heat pipe is directly bonded in side plate and bottom by heat-conducting glue
On plate.
When in use, during battery module discharge and recharge, battery produces heat to above-mentioned battery thermal management system, leads to
Cross that the heat that the capacity of heat transmission of itself is delivered on liquid cooling plate is less, cause heat to be assembled on the top of battery, battery top
It is larger with the temperature difference of lower part and form temperature gradient, the relatively low circulation of temperature is passed through into liquid cooling plate by circulation fluid circuit at this time
Liquid, the heat on battery top are transferred to the relatively low liquid cooling plate of temperature of lower by three battery itself, side plate and heat pipe paths,
Circulation fluid in liquid cooling plate absorbs heat and is back to circulation fluid circuit from liquid outlet by flow channel, and the cooling in heat pipe is situated between
Matter continues to absorb heat transfer to hot cold plate by returning to battery top after heat release, quickly and efficiently by the heat on battery top
Take away, reduce the temperature difference of battery above-below direction.
When the working environment of battery unit is relatively low（Such as in adverse circumstances of the temperature less than zero degree）, it is necessary to first to battery
Conducting self-heating ensures that battery has a good operating ambient temperature, is injected by circulation fluid circuit into liquid cooling plate after heating
Circulation fluid, the heat on liquid cooling plate concentrates on the lower part of battery, causes battery temperature of lower higher than upper temp and produce temperature
Difference forms temperature gradient, and the heat of battery lower part is transferred to battery through three paths of superheater tube, side plate and battery itself at this time
Top, the cooling medium in heat pipe improves the temperature on battery top in the heat release of battery top, electricity returned to after cooling down medium heat release
Heat is continued to absorb to battery top progress circulating-heating in pond lower part, ensure that the equalized temperature of battery entirety, reduces battery
The temperature difference on above-below direction.
The present invention battery thermal management system embodiment 2 as shown in fig. 7, with embodiment 1 difference lies in：Embodiment 1
Middle heat pipe is with symmetrical formal distribution on two side plates, and heat pipe can also mutually be handed on two side plates in the present embodiment
The formal distribution of fork.
The present invention battery thermal management system embodiment 3, with embodiment 1 difference lies in：Omit the heat in embodiment 1
The horizontal segment of pipe, heat pipe only include vertical section, it is possible to reduce the length of heat pipe, it is cost-effective.
The present invention battery thermal management system embodiment 4, with embodiment 1 difference lies in：Heat pipe is in side in embodiment 1
It is to arrange vertically on plate, heat pipe can also be in tilted layout on side plate on side plate in the present embodiment.
The present invention battery thermal management system embodiment 5, with embodiment 1 difference lies in：In battery thermal balance container
Side plate and end plate on be arranged with heat pipe.
Present invention also offers a kind of embodiment of battery module, its concrete structure and above-mentioned battery thermal management system
The concrete structure of battery module is identical, and details are not described herein again.
Present invention also offers a kind of embodiment of battery unit, its concrete structure and above-mentioned battery thermal management system
The concrete structure of battery unit is identical, and details are not described herein again.
Present invention also offers a kind of embodiment of battery thermal balance container, its concrete structure and above-mentioned battery thermal management
The concrete structure of the battery thermal balance container of system is identical, and details are not described herein again.
Claims (10)
- A kind of 1. battery thermal balance container, it is characterised in that：It is described including bottom plate and vertical with bottom plate and spaced side plate Side plate and bottom plate are made from a material that be thermally conductive, and the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, and the battery heat is Weighing apparatus container further includes the heat pipe for the heat conduction between side plate top and lower part.
- 2. battery thermal balance container according to claim 1, it is characterised in that：The heat pipe has perpendicular on side plate Straight section and the horizontal segment on bottom plate.
- 3. battery thermal balance container according to claim 2, it is characterised in that：The heat pipe is located at the outer of side plate and bottom plate On wall.
- 4. battery thermal balance container according to claim 3, it is characterised in that：The side plate and bottom plate are equipped with and heat pipe The groove of shape adaptation, the heat pipe are located in the groove.
- 5. battery thermal balance container according to claim 4, it is characterised in that：Lead between the side plate and bottom plate and heat pipe Cross heat conduction glue sticking.
- 6. the battery thermal balance container according to any one of claim 1-5, it is characterised in that：The Heat Conduction Material is One kind in aluminium, aluminium alloy, copper or copper alloy.
- 7. the battery thermal balance container according to any one of claim 1-5, it is characterised in that：The battery thermal balance holds Device further includes the end plate for being vertically installed in bottom plate both ends and connecting lateral plate and is arranged at side plate top to form closed container Top plate.
- A kind of 8. battery unit, it is characterised in that：Battery thermal balance container including battery and receiving battery, the battery heat is Weighing apparatus container includes bottom plate and vertical with bottom plate and spaced side plate, and the side plate and bottom plate are made from a material that be thermally conductive, described Bottom plate and side plate form the accommodating chamber for being used for accommodating battery, and the battery thermal balance container, which further includes, to be used on side plate top with The heat pipe of heat conduction between portion.
- A kind of 9. battery module, it is characterised in that：Including liquid cooling plate and the battery unit being arranged on liquid cooling plate, the liquid cooling plate With for inputting the inlet of circulation fluid and the liquid outlet of output circulation fluid, the battery unit includes battery and accommodates battery Battery thermal balance container, the battery thermal balance container includes bottom plate and vertical with bottom plate and spaced side plate, described Side plate and bottom plate are made from a material that be thermally conductive, and the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, and the battery heat is Weighing apparatus container further includes the heat pipe for the heat conduction between side plate top and lower part.
- A kind of 10. battery thermal management system, it is characterised in that：The circulation fluid connected including battery module and with battery module returns Road, the battery module include liquid cooling plate and the battery unit being arranged on liquid cooling plate, and the liquid cooling plate has to follow for input The inlet of ring liquid and the liquid outlet of output circulation fluid, the battery unit includes battery and the battery thermal balance of receiving battery holds Device, the battery thermal balance container include bottom plate and vertical with bottom plate and spaced side plate, and the side plate and bottom plate are by leading Hot material is made, and the bottom plate and side plate form the accommodating chamber for being used for accommodating battery, and the battery thermal balance container further includes use In the heat pipe of the heat conduction between side plate top and lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230581.8A CN107919513A (en) | 2017-11-29 | 2017-11-29 | Battery thermal balance container, battery unit, battery module and battery thermal management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711230581.8A CN107919513A (en) | 2017-11-29 | 2017-11-29 | Battery thermal balance container, battery unit, battery module and battery thermal management system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107919513A true CN107919513A (en) | 2018-04-17 |
Family
ID=61898127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711230581.8A Pending CN107919513A (en) | 2017-11-29 | 2017-11-29 | Battery thermal balance container, battery unit, battery module and battery thermal management system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107919513A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493515A (en) * | 2018-05-28 | 2018-09-04 | 吉林大学 | The blocky direct-cooled non-interior stream heat management structure of battery packet |
| CN111029681A (en) * | 2019-12-06 | 2020-04-17 | 合肥工业大学 | Tube sheet type heat pipe type power battery heat management module structure |
| CN112635884A (en) * | 2020-12-18 | 2021-04-09 | 上海稳钛汽车设计有限公司 | String number adjustable standardized module based on soft-packaged battery core |
| CN112687979A (en) * | 2020-12-25 | 2021-04-20 | 中航锂电（洛阳）有限公司 | Battery module and battery pack |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715473A (en) * | 2012-09-29 | 2014-04-09 | 北京有色金属研究总院 | Thermal management system of power battery |
| CN204130662U (en) * | 2014-09-04 | 2015-01-28 | 惠州市亿能电子有限公司 | A kind of heat abstractor of batteries of electric automobile module |
| CN205543155U (en) * | 2016-04-25 | 2016-08-31 | 宁德时代新能源科技股份有限公司 | Battery package cooling system |
| CN205621821U (en) * | 2016-03-17 | 2016-10-05 | 华南理工大学 | Compound thermal management system of power battery |
| CN206210984U (en) * | 2016-11-18 | 2017-05-31 | 比亚迪股份有限公司 | Electrokinetic cell collet and electrokinetic cell module |
-
2017
- 2017-11-29 CN CN201711230581.8A patent/CN107919513A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715473A (en) * | 2012-09-29 | 2014-04-09 | 北京有色金属研究总院 | Thermal management system of power battery |
| CN204130662U (en) * | 2014-09-04 | 2015-01-28 | 惠州市亿能电子有限公司 | A kind of heat abstractor of batteries of electric automobile module |
| CN205621821U (en) * | 2016-03-17 | 2016-10-05 | 华南理工大学 | Compound thermal management system of power battery |
| CN205543155U (en) * | 2016-04-25 | 2016-08-31 | 宁德时代新能源科技股份有限公司 | Battery package cooling system |
| CN206210984U (en) * | 2016-11-18 | 2017-05-31 | 比亚迪股份有限公司 | Electrokinetic cell collet and electrokinetic cell module |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493515A (en) * | 2018-05-28 | 2018-09-04 | 吉林大学 | The blocky direct-cooled non-interior stream heat management structure of battery packet |
| CN111029681A (en) * | 2019-12-06 | 2020-04-17 | 合肥工业大学 | Tube sheet type heat pipe type power battery heat management module structure |
| CN111029681B (en) * | 2019-12-06 | 2021-03-02 | 合肥工业大学 | Tube sheet type heat pipe type power battery heat management module structure |
| CN112635884A (en) * | 2020-12-18 | 2021-04-09 | 上海稳钛汽车设计有限公司 | String number adjustable standardized module based on soft-packaged battery core |
| CN112687979A (en) * | 2020-12-25 | 2021-04-20 | 中航锂电（洛阳）有限公司 | Battery module and battery pack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107919513A (en) | Battery thermal balance container, battery unit, battery module and battery thermal management system | |
| CN210403972U (en) | Heat exchange plate assembly of battery pack, battery assembly with heat exchange plate assembly and electric automobile with heat exchange plate assembly | |
| CN202217748U (en) | Battery heat radiation device and battery pack | |
| CN108923101B (en) | Novel phase change thermal management power battery module | |
| CN103401044A (en) | Power battery heat management system based on flat plate heat pipes | |
| CN209641786U (en) | Battery modules radiator structure | |
| CN206878137U (en) | A kind of automobile power cell bidirectional temp regulation and thermal runaway non-proliferation structure | |
| CN210668612U (en) | Battery module and battery package | |
| CN101728596A (en) | Battery and battery pack comprising the battery | |
| CN112490569B (en) | Micro-channel type battery liquid cooling structure | |
| CN207320173U (en) | A kind of rectangular cell with soakage function | |
| CN201349040Y (en) | Battery set and battery pack including same | |
| CN208835137U (en) | Vehicle and its battery modules | |
| CN209880767U (en) | Power battery water cooling device and power battery | |
| CN219144282U (en) | Battery monomer, battery module and electric equipment | |
| CN111785884A (en) | Casing and battery package | |
| CN115714217A (en) | Laminated power battery thermal management system based on heat transfer of positive current collector | |
| CN115000589A (en) | Liquid cooling plate group, power battery and electric vehicle | |
| CN211829109U (en) | Battery module | |
| CN107910614A (en) | A kind of power battery liquid cooling apparatus | |
| CN218849638U (en) | Battery pack and electronic device | |
| CN219106298U (en) | Battery pack | |
| CN217562764U (en) | Multilayer battery pack with cooling system | |
| CN219843047U (en) | Cooling assembly and vehicle | |
| CN114039086B (en) | Integrated lithium ion battery structure of thermal management system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180417 |