CN110518308A - Water-cooling heat radiating device for battery modules and the battery modules using it - Google Patents
Water-cooling heat radiating device for battery modules and the battery modules using it Download PDFInfo
- Publication number
- CN110518308A CN110518308A CN201810497652.9A CN201810497652A CN110518308A CN 110518308 A CN110518308 A CN 110518308A CN 201810497652 A CN201810497652 A CN 201810497652A CN 110518308 A CN110518308 A CN 110518308A
- Authority
- CN
- China
- Prior art keywords
- radiating subassembly
- water
- battery modules
- battery
- radiating
- 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
- 238000001816 cooling Methods 0.000 title claims abstract description 30
- 239000000178 monomer Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H01M10/613—Cooling or keeping cold
-
- 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
- H01M10/6567—Liquids
-
- 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 invention discloses the water-cooling heat radiating devices for battery modules, it includes the first radiating subassembly and the second radiating subassembly, second radiating subassembly is at least arranged two groups and is separately positioned on the two sides of the first radiating subassembly, first radiating subassembly is at least arranged two groups and front and back is oppositely arranged, and the first radiating subassembly described at least two groups makes between the first adjacent radiating subassembly that there are the gaps for placing battery monomer along the back-and-forth motion of the second radiating subassembly；The invention also discloses the battery modules including above-mentioned water-cooling heat radiating device；The present invention is by battery cell being arranged in the gap formed between the first adjacent radiating subassembly, the heat generated when battery work is absorbed by the first radiating subassembly, then the heat collected on the first radiating subassembly is quickly exported by the second radiating subassembly, to achieve the effect that high speed radiates.
Description
Technical field
The invention belongs to battery technical field of heat dissipation, and in particular to for the water-cooling heat radiating device of battery modules and using it
Battery modules.
Background technique
For lithium ion battery during high power charging-discharging, pole and battery body can generate rapidly a large amount of heat, when
When battery cell is assembled into battery modules, since the gap between monomer and monomer is small, heat that each battery generates cannot and
When distribute, directly contribute being overlapped mutually for cell heat, serious thermal buildup issue occur so as to cause battery modules inside；Together
When, since Battery case has preferable leakproofness, accumulation cannot timely and effectively be scattered to the external world in the intracorporal amount of heat of case,
It is easy to that box house is caused to cross high temperataure phenomena, to seriously affect the chemical property and service life cycle of battery.
Therefore, the thermal buildup issue inside solution battery modules and heat distribution problem of non-uniform are to the optimality for playing battery
The service life that can and extend battery has great significance.
Summary of the invention
The object of the present invention is to provide the water-cooling heat radiating devices for battery modules, are dissipated by the first radiating subassembly and second
Mutual cooperation between hot component realizes the high efficiency and heat radiation of battery modules.
It is a further object of the present invention to provide a kind of battery modules.
The technical scheme adopted by the invention is that:
Water-cooling heat radiating device for battery modules comprising the first radiating subassembly and the second radiating subassembly, described
Two radiating subassemblies are at least arranged two groups and are separately positioned on the two sides of the first radiating subassembly, and first radiating subassembly is at least arranged
Two groups and front and back are oppositely arranged, and the first radiating subassembly described at least two groups is moved forward and backward along the second radiating subassembly makes adjacent the
There are the gaps for placing battery monomer between one radiating subassembly.
The features of the present invention also characterized in that
First radiating subassembly includes with fluted bottom plate, heat pipe and top plate, and the heat pipe is embedded in bottom plate
In groove, the top plate is covered on bottom plate and is provided with the side of heat pipe and is fixed by positioning pin.
Second radiating subassembly includes the water inlet pipe and outlet pipe of connection, is respectively set on the water inlet pipe and outlet pipe
There are inlet and outlet.
The water inlet pipe and outlet pipe are a water cooling tube, and the water cooling tube is provided with close to the side of the first radiating subassembly
Grab, the vertical section of the grab are L-type.
The two sides of first radiating subassembly are provided with card slot, and the card slot is matched with grab.
The heat pipe is antigravity phase transformation heat pipe.
A kind of battery modules comprising above-mentioned water-cooling heat radiating device and battery cell for battery modules, the electricity
Pond monomer is arranged in the gap formed between the first adjacent radiating subassembly.
The features of the present invention also characterized in that
First radiating subassembly is moved forward and backward along the second radiating subassembly.
Compared with prior art, battery cell in use, is arranged in shape between the first adjacent radiating subassembly by the present invention
At gap in, then the heat that generates when absorbing battery work by the first radiating subassembly will be converged by the second radiating subassembly
The heat collected on the first radiating subassembly quickly exports, to achieve the effect that high speed radiates.
Detailed description of the invention
Fig. 1 is the exploded view for the water-cooling heat radiating device that the embodiment of the present invention 1 is provided for battery modules；
Fig. 2 is that the embodiment of the present invention 1 provides the decomposition of the first radiating subassembly in the water-cooling heat radiating device for battery modules
Figure；
Fig. 3 is that the embodiment of the present invention 1 provides the structure of the second radiating subassembly in the water-cooling heat radiating device for battery modules
Schematic diagram；
Fig. 4 is the structural schematic diagram for the water-cooling heat radiating device that the embodiment of the present invention 1 is provided for battery modules；
Fig. 5 is the partial enlarged view in Fig. 4 at A；
Fig. 6 is that the embodiment of the present invention 2 provides a kind of structural schematic diagram of battery modules；
Fig. 7 is the Temperature Distribution cloud atlas for installing shape battery modules in front of this radiator additional；
Fig. 8 is the Temperature Distribution cloud atlas of rectangular battery modules after installing this radiator additional.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention 1 provides the water-cooling heat radiating device for being used for battery modules, as shown in Figure 1 comprising the first heat dissipation
Component 1 and the second radiating subassembly 2, the second radiating subassembly 2 are at least arranged two groups and are separately positioned on the two of the first radiating subassembly 1
Side, the first radiating subassembly 1 is at least arranged two groups and front and back is oppositely arranged, and the first radiating subassembly 1 of at least two groups is along the second heat dissipation
The back-and-forth motion of component 2 makes between the first adjacent radiating subassembly 1 that there are the gaps for placing battery monomer；
In this way, passing through first by battery cell being arranged in the gap formed between the first adjacent radiating subassembly 1
Radiating subassembly 1 absorbs the heat generated when battery work, then will be collected on the first radiating subassembly by the second radiating subassembly 2
Heat quickly export, thus achieve the effect that high speed radiate；And first radiating subassembly 1 be moved forward and backward along the second radiating subassembly 2,
The battery for making the radiator meet different model uses.
As shown in Fig. 2, the first radiating subassembly 1 includes bottom plate 11, heat pipe 12 and top plate 13 with groove 111；
In this way, heat pipe 12 is embedded in the groove 111 of bottom plate 11, top plate 13 is covered on bottom plate 11 and is provided with heat pipe 12
Side will be fixed bottom plate 11 and top plate 13 by positioning pin.
As in Figure 3-5, the second radiating subassembly 2 includes the water inlet pipe 21 and outlet pipe 22 of connection, water inlet pipe 21 and water outlet
Water inlet 211 and water outlet 221 are respectively arranged on pipe 22.
Water inlet pipe 21 and outlet pipe 22 are a water cooling tube, and water cooling tube is provided with card close to the side of the first radiating subassembly 1
The vertical section of hook 212, grab 212 is L-type, and the two sides of the first radiating subassembly 1 are provided with card slot 14, card slot 14 and grab
212 matchings；
In this way, grab 212 and card slot 14 cooperate, it is moved forward and backward the first radiating subassembly 1 along water cooling tube, can adjusts
Save the spacing between adjacent first radiating subassembly 1.
Heat pipe 12 is antigravity phase transformation heat pipe, and the average temperature performance of antigravity phase transformation heat pipe is not influenced by gravitation, the scope of application
Extensively, high reliablity.
The embodiment of the present invention 2 provides a kind of battery modules, as shown in Figure 6 comprising the above-mentioned water for battery modules
Cooling and radiation device and battery cell, battery cell are arranged in the gap formed between the first adjacent radiating subassembly 1.
First radiating subassembly 1 is moved forward and backward along the second radiating subassembly 2, in this way, between the first adjacent radiating subassembly 1
Away from adjustable, the battery for making the battery modules meet different model is used.
It is described further below by heat dissipation effect of the Icepak simulation result to the radiator:
Simulation parameter:
1, the rectangular aluminum-shell battery monomer of 60Ah LiFePO4: its internal resistance is 0.6m Ω, and thermal coefficient is 57.25W/ (m
K), specific heat capacity 1343.9J/ (kgK), density 1990kg/m3；
2, battery cell forms battery modules (as shown in Figure 6) by connecting and connecting mixed connection type；
3, the main material of antigravity phase transformation heat pipe is copper, and thermal coefficient is set as 10000W/ (mK)；
4, the main material of the first radiating subassembly and the second radiating subassembly is aluminium；
5, the charge-discharge magnification of battery is set as 2C；
6, the flow velocity of coolant liquid is set as 0.1m/s in water cooling tube；
7, environment temperature is set as 25 DEG C.
Simulation result:
Fig. 7 is the Temperature Distribution cloud atlas for installing shape battery modules in front of this radiator additional, it can be seen from the figure that battery fills
The heat generated in discharge process focuses primarily upon the intermediate position of battery modules, due to not subsidiary additional radiator, electricity
The thermal buildup issue of Chi Mo group is serious, and lower with extraneous heat exchange efficiency, the maximum temperature of battery is up to 329.5K (56.5 DEG C).
Fig. 8 is the Temperature Distribution cloud atlas of rectangular battery modules after installing this radiator additional, it can be seen from the figure that installing this additional
After radiator, the maximum temperature of battery modules is down to 300.7K (27.7 DEG C), and cooling efficiency accordingly promotes 51%, originally product
Tire out the heat at position among the battery modules to shift along coolant flow direction, the heat distribution problem of non-uniform of battery modules and
Thermal buildup issue has obtained apparent improvement.
Using the above scheme, compared with prior art, the present invention dissipates in use, adjacent first is arranged in battery cell
In the gap formed between hot component, the heat generated when battery work is absorbed by the first radiating subassembly, then passes through second
Radiating subassembly quickly exports the heat collected on the first radiating subassembly, to achieve the effect that high speed radiates.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (8)
1. a kind of water-cooling heat radiating device for battery modules, which is characterized in that it includes that the first radiating subassembly and second dissipate
Hot component, second radiating subassembly are at least arranged two groups and are separately positioned on the two sides of the first radiating subassembly, and described first dissipates
Hot component is at least arranged two groups and front and back is oppositely arranged, and the first radiating subassembly described at least two groups is before and after the second radiating subassembly
It is mobile to make between the first adjacent radiating subassembly that there are the gaps for placing battery monomer.
2. the water-cooling heat radiating device according to claim 1 for battery modules, which is characterized in that the first heat dissipation group
Part includes with fluted bottom plate, heat pipe and top plate, and the heat pipe is embedded in the groove of bottom plate, and the top plate is covered on bottom
Plate is provided with the side of heat pipe and is fixed by positioning pin.
3. the water-cooling heat radiating device according to claim 2 for battery modules, which is characterized in that the second heat dissipation group
Part includes the water inlet pipe and outlet pipe of connection, is respectively arranged with inlet and outlet on the water inlet pipe and outlet pipe.
4. the water-cooling heat radiating device according to claim 3 for battery modules, which is characterized in that the water inlet pipe and go out
Water pipe is a water cooling tube, and the water cooling tube is provided with grab close to the side of the first radiating subassembly, and the vertical of the grab is cut
Face is L-type.
5. the water-cooling heat radiating device according to claim 4 for battery modules, which is characterized in that the first heat dissipation group
The two sides of part are provided with card slot, and the card slot is matched with grab.
6. according to the described in any item water-cooling heat radiating devices for battery modules of claim 2-5, which is characterized in that the heat
Pipe is antigravity phase transformation heat pipe.
7. a kind of battery modules, which is characterized in that it includes the claims 1-6 described in any item a kind of for battery mould
Group water-cooling heat radiating device and battery cell, the battery cell is arranged in formed between the first adjacent radiating subassembly between
In gap.
8. battery modules according to claim 7, which is characterized in that first radiating subassembly is before the second radiating subassembly
After move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810497652.9A CN110518308A (en) | 2018-05-22 | 2018-05-22 | Water-cooling heat radiating device for battery modules and the battery modules using it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810497652.9A CN110518308A (en) | 2018-05-22 | 2018-05-22 | Water-cooling heat radiating device for battery modules and the battery modules using it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110518308A true CN110518308A (en) | 2019-11-29 |
Family
ID=68621822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810497652.9A Pending CN110518308A (en) | 2018-05-22 | 2018-05-22 | Water-cooling heat radiating device for battery modules and the battery modules using it |
Country Status (1)
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|---|---|
| CN (1) | CN110518308A (en) |
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