CN109830625A - Cylindrical battery heat management system - Google Patents
Cylindrical battery heat management system Download PDFInfo
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- CN109830625A CN109830625A CN201910060496.4A CN201910060496A CN109830625A CN 109830625 A CN109830625 A CN 109830625A CN 201910060496 A CN201910060496 A CN 201910060496A CN 109830625 A CN109830625 A CN 109830625A
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- 239000007788 liquid Substances 0.000 claims abstract description 119
- 239000002826 coolant Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910021389 graphene Inorganic materials 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000011247 coating layer Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 241000270295 Serpentes Species 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 239000012782 phase change material Substances 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a kind of cylindrical battery heat management systems, liquid including being set to cylindrical battery bottom collects header, fixed connection is set to liquid and collects header left end liquid distribution header on opposite sides, right end liquid distribution header, and several connections are installed on the snakelike plate between left end liquid distribution header and right end liquid distribution header；The snakelike plate is through between the battery of array.A kind of cylindrical battery heat management system disclosed by the invention, can inside fast uniform single battery, the temperature difference between single battery, reduce hot stack, extend battery, a good working temperature environment is provided to single battery, it is a kind of efficient, reliable battery thermal management control system, can makes power battery work within the scope of best temperature.Header and snakelike plate are distributed by left and right liquid realize coolant liquid multichannel and interlock convection current, greatly extend convection route and independently convection current.
Description
Technical field
The present invention relates to batteries of electric automobile fields, and in particular to a kind of cylindrical battery heat management system.
Background technique
With the diversification of automobile industry, environmental problem it is increasingly serious, new-energy automobile industry development is rapid, new energy
Automobile is the trend of nowadays development of automobile, and accounting of the electric car in new-energy automobile is very big.Neck of the country to electric car
Domain also takes much count of.Wherein electric car due to effect on environment with respect to orthodox car it is smaller, use scope is more and more extensive, electronic
Automobile refers to using vehicle power supply as power, with motor driven wheels travel, meets the vehicle of road traffic, security legislation requirements
, heart of the battery as electric car is the key that ev industry development, in addition to the course continuation mileage of battery is electronic vapour
The development bottleneck of vehicle, the safety problem of battery are even more that should not be underestimated.Power battery is one of core component of electric car, is filled
Electric discharge is based on electrochemical reaction, therefore the safety of battery, performance and service life and temperature are closely related.And with electronic vapour
The rapid development of driving skills art, it is higher and higher to the requirement of the specific energy of power battery, charge-discharge velocity and service life, therefore battery
Heat management also becomes more and more important.
Battery management system is the important tie for connecting vehicle mounted dynamic battery and electric car, since electric car is travelling
In the process, battery can generate a large amount of heat, if cannot quickly and effectively radiate to battery, and in balanced single battery
The temperature difference between portion, single battery, will result in hot stack, influence battery life, serious also to cause battery explosion.
Battery thermal management is that the influence according to temperature to battery performance combines the electrochemical properties of battery and heat production mechanism,
Best charge and discharge temperature range based on specific battery is established in materialogy, electrochemistry, thermal conduction study, is divided by reasonably designing
On the multidisciplinary multi-field basis such as subdynamics, works in the excessively high situation of temperature for solution battery and cause asking for hot stack
Topic, to promote a new technology of battery overall performance.
Since the battery pack of electric car is formed in series and parallel by a large amount of battery cells, the temperature difference between battery cell be will cause
Battery status is inconsistent, to influence the overall performance of battery pack, therefore operating temperature of the battery thermal management in addition to controlling battery
Range will also try to reduce the maximum temperature difference between battery cell.
Currently, it is cooling for cylindrical battery liquid, rib cold plate is mainly used, snakelike flat tube or water jacket are indirectly cooling next
It realizes.Cooling compared to air, the structure of the cooling battery module of liquid is more compact, and cooling effect is more preferable, and pump work consumption is more
It is small.
Chinese patent application 201810237044.4 discloses a kind of cooling battery module of snakelike flat tube liquid, if including by
Dry cylindrical battery and snakelike flat tube, snakelike flat tube are clipped in the middle cylindrical battery, distribution header and collect header and exist respectively
Two sides cool down cylindrical battery by snakelike flat tube indirectly,
There are certain deficiencies for above-mentioned scheme:
1) it is all to collect header, this cooling cloth from distribution header flow direction that the liquid working substance in snakelike flat tube, which is single flow direction,
The mode of setting can make the cylindrical battery flowed in and out between snakelike flat tube close to liquid have the biggish temperature difference.
2) invention does not account for the cooling of battery bottom.
Therefore, in order to solve the above problem, a kind of cylindrical battery heat management system is needed, disadvantages mentioned above can be overcome,
Weigh single battery inside, the temperature difference between single battery, reduce hot stack, extend battery, to single battery provide one
A good working temperature environment.
Summary of the invention
In view of this, cylindrical battery heat management system is provided the purpose of the present invention is overcoming defect in the prior art,
The temperature difference inside balanced single battery, between single battery reduces hot stack, extends battery, provides to single battery
One good working temperature environment.
Cylindrical battery heat management system of the invention, the liquid including being set to cylindrical battery bottom collect header,
Fixed connection is set to liquid and collects header left end liquid distribution header on opposite sides, right end liquid distribution header, if involvement
The logical snakelike plate being installed between left end liquid distribution header and right end liquid distribution header；The snakelike plate is through array
Between cylindrical battery, to collect header be template cavity body structure for liquid distribution header and liquid, distributes header in left end
One entrance and one outlet are set with the every one end of right end distribution header, liquid distribution in left end is opposite with right end liquid distribution header
And it is parallel, liquid flows into first outlet outflow from first entrance, and liquid, which is flowed into from second entrance from second outlet, to flow out, in left end
There are the snakelike plate of muti-piece and multiple cylindrical batteries between liquid distribution header and right end liquid distribution header, cylindrical battery presses battle array
Column arrangement；There are the multiple channels to match with the circular batteries of array on each snakelike plate, successively presses array arrangement, and each snake
Shape plate both sides are connected to left and right end liquid distribution header side fixation；Each pitch circle cylindrical battery is wrapped by the snakelike plate of two sides
Firmly clamp；Snakelike plate is bending and the interior structure for having convection channel.The material that snakelike plate wooden partition and liquid collect header is close
Spend lesser aluminum alloy materials, be affixed or adjacent columna shape battery with left end liquid distribution header side, and with the right side
End liquid distribution header side is affixed or adjacent columna shape battery, and the angle with the contact surface of single snakelike plate is at 50 °
Between~60 °；And intermediate other are when arranging each cylindrical batteries and being wrapped by clamping, single snakelike plate and cylindrical battery contact surface
Angle between 100 °~120 °.The thickness of snakelike plate is 5mm, and the thickness in snakelike intralamellar part channel is 4.2mm, and all logical
The accumulative covering cylindrical battery 80%-90% of the length in road saves material on the basis of guaranteeing cooling to battery and reaches light
The purpose of matter.
Further, the right end liquid distribution header collects header with liquid and is connected to by first entrance and first outlet；
The left end liquid distribution header collects header with liquid and is connected to by second entrance and second outlet, and first entrance goes out with first
It is connected to by the runner between distribution header with the convection channel in snakelike plate between mouthful, between second entrance and second outlet
It is connected to by the runner between distribution header with the convection channel in snakelike plate, realizes left end liquid distribution header and right end
Height geothermal liquid multi-path between liquid distribution header interlocks convection current, to greatest extent the balanced temperature difference.
Further, the first entrance and second entrance are provided with pump, and the first entrance and first outlet are diagonally set
It sets, second entrance and second outlet are diagonally arranged, and the purpose being diagonally arranged is to extend the access of heat exchange, to a greater extent
The temperature difference to weigh between each cylindrical battery, be in first entrance and second entrance setting pump in order to complete the liquid of two entrances into
Enter, realizes that the access of entire crisscross intertexture completes circulation.
Further, it includes the first header and the second header that the liquid, which collects header, between the first header and the second header
Heat exchanger is provided with for being connected to liquid between the first header and the second header and balanced first header and the second header
The temperature difference, the first entrance and second entrance are connected to the first header, and the first outlet and second outlet are connected to second
Case realizes the exchange of liquid, it may be necessary to pass through heat exchanger pair by heat exchanger between the first header and the second header
The liquid of exchange is heated or is freezed.
Further, the convection channel inner wall is rough surface, and coarse inner wall can increase convective liquid to circulation
Frictional resistance in road reduces it by speed, extends heat exchanger time, reach optimal heat exchange effect, preferably balanced
The temperature difference between cylindrical battery, and it is provided with supporting rib between two plate face of snakelike plate between the convection channel, to snakelike plate
Booster action is played, the service life of whole device is extended.
Further, it is provided on the left end liquid distribution header and right end liquid distribution header and the mounting surface of snakelike plate
The interface being connected to convection channel, and the interface and the first header that are arranged successively in the vertical direction and the second header interval
Corresponding, transversely arranged interface is connected to liquid by lateral runner and collects header, realizes coolant liquid in snakelike plate
It staggeredly flows, left end liquid is distributed between header and right end liquid distribution header and is connected to by multiple staggered convection channels, cold
Hot liquid opposite direction staggeredly flows, so that temperature equalization is more abundant, reduces the generation of the temperature difference to greatest extent, in practical application
In, the quantity of the convection channel in each snakelike plate is generally even number, and snakelike plate convection channel shown in the present embodiment is
Six, six are not limited only to, is arranged according to the specific height of practical columnar shape battery.
Further, the battery is affixed on the recess of the snakelike plate, the fitting for limit of fighting each other and snakelike plate, with snakelike plate
Realize better heat exchange.
Further, the snakelike plate surface covers one layer of electric insulation layer, with one layer of spraying flexible stone on the contact surface of battery
Black alkene material, snakelike plate are multilayered structure, are successively wooden partition outward from internal convection channel, and electric insulation coating layer is interior to be equipped with support
Muscle.Supporting rib main function supports and strengthens snakelike plate, is unlikely to deform it when being squeezed, electric insulation coating layer prevents battery
There is a situation where electric leakages and short circuit to occur between snakelike plate, there is one layer of flexible stone on snakelike plate and cylindrical battery contact surface
Black alkene material, the purpose of grapheme material be it is thermally conductive, prevent the purpose of coolant liquid leakage protection battery, the cooling in the present embodiment
Liquid can be phase-change material or water, and the present invention can be with aluminium using the ethylene glycol of quality proportioning 1:1 and the mixed liquor of water
The compatible refrigerant of alloy.
Further, the cylindrical battery and the liquid collect the pedestal that setting between header has wind-tunnel, pass through wind
The air blast cooling of fan and air-conditioning radiates to the bottom of battery pack.
The beneficial effects of the present invention are: a kind of cylindrical battery heat management system disclosed by the invention, high reliablity can
The temperature difference inside fast uniform single battery, between single battery reduces hot stack, extends battery, gives single battery
One good working temperature environment is provided, is a kind of efficient, reliable battery thermal management control system, power battery work can be made
Make within the scope of best temperature.Header and snakelike plate distributed by left and right liquid realize coolant liquid multichannel interlock convection current,
Convection route and independently convection current are greatly extended, entire heat management system structure is simple, it is easy to accomplish.
Detailed description of the invention
The invention will be further described with reference to the accompanying drawings and examples:
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram of convection component；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the structural schematic diagram of liquid distribution header；
Fig. 5 is the cross-sectional view of Fig. 4；
Fig. 6 is the structural schematic diagram of coiled pipe；
Fig. 7 is the cross-sectional view of convection channel.
Specific embodiment
Fig. 1 is overall structure diagram of the invention, and Fig. 2 is the structural schematic diagram of convection component, and Fig. 3 is the vertical view of Fig. 1
Figure, Fig. 4 are the structural schematic diagrams of liquid distribution header, and Fig. 5 is the cross-sectional view of Fig. 4, and Fig. 6 is the structural schematic diagram of coiled pipe, Fig. 7
It is the cross-sectional view of convection channel, as shown, the cylindrical battery heat management system in the present embodiment includes being set to
The liquid of 1 bottom of cylindrical battery collects header 7, and fixed connection is set to liquid and collects the left end liquid on opposite sides of header 7
Header 4, right end liquid distribution header 3 are distributed, several connections are installed on left end liquid distribution header 4 and right end liquid distribution header
Snakelike plate 2 between 3；Through between 1 battery of cylinder of array, liquid distribution header and liquid collect the snakelike plate 2
Header 7 is template cavity body structure, liquid distribution header 4 and the right end liquid distribution every one end of header 3 setting one in left end
A entrance and one outlet, left end liquid distributes header 4 and right end liquid distribution header 3 is opposite and parallel, and liquid enters from first
Mouth 9 flows into first outlets 11 and flows out, and liquid, which is flowed into from second entrance 10 from second outlet 1212, to flow out, and in left end, liquid distributes connection
There are the snakelike plate 2 of muti-piece and multiple cylindrical batteries 1 between case 4 and right end liquid distribution header 3, cylindrical battery 1 is arranged by array
Cloth；There are the multiple channels to match with the cylindrical battery 1 of array on each snakelike plate 2, successively presses array arrangement, and each snake
2 both sides of shape plate are connected to left and right end liquid distribution 3 side of header fixation；Each pitch circle cylindrical battery 1 is by the snakelike plate 2 of two sides
Encase clamping；Snakelike plate 2 is bending and the interior structure for having convection channel 15.Snakelike 2 wooden partition of plate and liquid collect the material of header 7
Matter is the lesser aluminum alloy materials of density, is affixed or adjacent columna shape battery with left end liquid distribution 4 side of header
1, and be affixed or adjacent columna shape battery 1 with right end liquid distribution 3 side of header, with the contact of single snakelike plate 2
The angle in face is between 50 °~60 °；And intermediate other are when arranging each cylindrical batteries 1 and being wrapped by clamping, single snakelike plate 2 with
The angle of 1 contact surface of cylindrical battery is between 100 °~120 °.The thickness of snakelike plate 2 is 5mm, snakelike 2 inner passage of plate
Thickness is 4.2mm, and the length in all channels adds up covering cylindrical battery 180%-90%, is guaranteeing the base cooling to battery
Material is saved on plinth and achievees the purpose that lighting.
In the present embodiment, the right end liquid distribution header 3 collects header 7 with liquid and is gone out by first entrance 9 and first
Mouth 11 is connected to；The left end liquid distribution header 4 collects header 7 with liquid and is connected to by second entrance 10 and second outlet 12,
Connected between first entrance 9 and first outlet 11 by the convection channel 15 in the runner 14 and snakelike plate 2 between distribution header
It is logical, pass through the convection channel in the runner 14 and snakelike plate 2 between distribution header between second entrance 10 and second outlet 12
15 connection, realize left end liquid distribution header 4 and right end liquid distribution header 3 between height geothermal liquid multi-path staggeredly pair
It flows, to greatest extent the balanced temperature difference.
In the present embodiment, the first entrance 9 and second entrance 10 are provided with pump, and the first entrance 9 and first go out
The diagonally setting of mouth 11, second entrance 10 and second outlet 12 are diagonally arranged, and the purpose being diagonally arranged is the logical of extension heat exchange
Road, the temperature difference between each cylindrical battery 1 balanced to a greater extent, first entrance 9 and the setting pump of second entrance 10 be in order to
The liquid for completing two entrances enters, and realizes that the access of entire crisscross intertexture completes circulation.
In the present embodiment, it includes the first header 71 and the second header 72, the first header 71 and that the liquid, which collects header 7,
Be provided between two headers 72 heat exchanger 8 for be connected to the first header 71 and the second header 72 and equilibrium the first header 71 He
The temperature difference of liquid between second header 72, the first entrance 9 and second entrance 10 are connected to the first header 71, and described first goes out
Mouth 11 and second outlet 12 are connected to the second header 72, are realized between the first header 71 and the second header 72 by heat exchanger 8
The exchange of liquid, it may be necessary to which the liquid exchanged by 8 Duis of heat exchanger is heated or freezed.
In the present embodiment, 15 inner wall of convection channel is rough surface, and coarse inner wall can increase convective liquid and exist
Frictional resistance in convection channel 15 reduces it by speed, extends heat exchanger time, reach optimal heat exchange effect, more
The temperature difference between good balanced cylindrical battery 1, and branch is provided between 2 liang of plate faces of the snakelike plate between the convection channel 15
Muscle is supportted, booster action is played to snakelike plate 2, extends the service life of whole device.
In the present embodiment, the mounting surface of the left end liquid distribution header 4 and right end liquid distribution header 3 and snakelike plate 2
On the interface 13 and the first header that are provided with the interface 13 being connected to convection channel 15, and are arranged successively in the vertical direction
71 and second the interval of header 72 correspond to, transversely arranged interface 13 is connected to liquid by lateral runner 14 and collects header
7, it realizes the staggeredly flowing of coolant liquid in snakelike plate 2, passes through between left end liquid distribution header 4 and right end liquid distribution header 3
Multiple staggered convection channels 15 are connected to, and cold and hot liquids opposite direction staggeredly flows, so that temperature equalization is more abundant, to greatest extent
Reduce the generation of the temperature difference, in practical applications, the quantity of the convection channel 15 in each snakelike plate 2 is generally even number, this
Snakelike 2 convection channel 15 of plate shown in embodiment is six, six is not limited only to, according to the specific of practical columnar shape battery 1
Height is arranged.
In the present embodiment, the battery is affixed on the recess of the snakelike plate 2, the fitting for limit of fighting each other and snakelike plate 2, with
Snakelike plate 2 realizes better heat exchange.
In the present embodiment, snakelike 2 surface of plate covers one layer of electric insulation layer, soft with spraying one layer on the contact surface of battery
Property grapheme material, snakelike plate 2 be multilayered structure, be outward successively wooden partition from internal convection channel 15, electric insulation coating layer is inside set
There is supporting rib.Supporting rib main function supports and strengthens snakelike plate 2, is unlikely to deform it when being squeezed, electric insulation coating layer
Prevent between battery and snakelike plate 2 that there is a situation where electric leakages and short circuit to occur, on snakelike plate 2 and 1 contact surface of cylindrical battery
Have one layer of Flexible graphene material, the purpose of grapheme material be it is thermally conductive, prevent the purpose of coolant liquid leakage protection battery, this reality
Applying the coolant liquid in example can be phase-change material or water, and the present invention is using the ethylene glycol of quality proportioning 1:1 and mixing for water
Close the refrigerant that liquid can be compatible with aluminium alloy.
In the present embodiment, the cylindrical battery 1 and the liquid collect the pedestal 6 that setting between header 7 has wind-tunnel,
It is radiated by the air blast cooling of fan and air-conditioning to the bottom of battery pack.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (10)
1. a kind of cylindrical battery heat management system, it is characterised in that: the liquid including being set to cylindrical battery bottom collects
Header, fixed connection are set to liquid and collect header left end liquid distribution header on opposite sides, right end liquid distribution header, if
The logical snakelike plate being installed between left end liquid distribution header and right end liquid distribution header of involvement；The snakelike plate is through battle array
Between the cylindrical battery of column.
2. cylindrical battery heat management system according to claim 1, it is characterised in that: the right end liquid distributes header
Collect header with liquid to be connected to by first entrance and first outlet；It is logical that the left end liquid distribution header and liquid collect header
Second entrance is crossed to be connected to second outlet.
3. cylindrical battery heat management system according to claim 2, it is characterised in that: the first entrance and second enters
Mouth is provided with pump, and the first entrance and first outlet are diagonally arranged, and the second entrance and second outlet are diagonally arranged.
4. cylindrical battery heat management system according to claim 3, it is characterised in that: the liquid collects header and includes
First header and the second header, be provided between the first header and the second header heat exchanger for be connected to the first header and second
The temperature difference of liquid between header and balanced first header and the second header, the first entrance and second entrance are connected to first
Header, the first outlet and second outlet are connected to the second header.
5. cylindrical battery heat management system according to claim 1, it is characterised in that: the snakelike intralamellar part forms more
A mutually independent convection channel.
6. cylindrical battery heat management system according to claim 5, it is characterised in that: the convection channel inner wall is thick
Rough surface, and supporting rib is provided between two plate face of snakelike plate between the convection channel.
7. cylindrical battery heat management system according to claim 6, it is characterised in that: the left end liquid distributes header
It is distributed on header and the mounting surface of snakelike plate with right end liquid and is provided with the interface being connected to convection channel, and in vertical direction
On the interface that is arranged successively it is corresponding with the first header and the second header interval, transversely arranged interface passes through lateral shunting
Road is connected to liquid and collects header, realizes the staggeredly flowing of coolant liquid in snakelike plate.
8. cylindrical battery heat management system according to claim 1, it is characterised in that: the battery is affixed on described snakelike
The recess of plate.
9. cylindrical battery heat management system according to claim 1, it is characterised in that: the snakelike plate surface covering one
One layer of Flexible graphene material is sprayed on layer electric insulation layer, with the contact surface of battery.
10. cylindrical battery heat management system according to claim 9, it is characterised in that: the cylindrical battery and institute
It states liquid and collects the pedestal that setting between header has wind-tunnel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910060496.4A CN109830625B (en) | 2019-01-22 | 2019-01-22 | Cylindrical battery thermal management system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910060496.4A CN109830625B (en) | 2019-01-22 | 2019-01-22 | Cylindrical battery thermal management system |
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| CN109830625A true CN109830625A (en) | 2019-05-31 |
| CN109830625B CN109830625B (en) | 2021-10-26 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113113700A (en) * | 2021-06-15 | 2021-07-13 | 四川大学 | Integrated power battery cooling device and power battery pack |
| WO2022206188A1 (en) * | 2021-04-01 | 2022-10-06 | 宁德时代新能源科技股份有限公司 | Battery and electrical device |
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| CN206558649U (en) * | 2017-03-14 | 2017-10-13 | 中能国盛动力电池技术（北京）股份公司 | A kind of cooling system of lithium-ion-power cell group |
| JP2018200785A (en) * | 2017-05-26 | 2018-12-20 | 昭和電工株式会社 | Heat exchanger for cooling cylindrical battery |
| CN107634163A (en) * | 2017-09-17 | 2018-01-26 | 杭州捷能科技有限公司 | A kind of air-cooled battery system |
| CN108258367A (en) * | 2018-03-21 | 2018-07-06 | 北京工业大学 | A kind of snakelike flat tube liquid cooling battery module |
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| WO2022206188A1 (en) * | 2021-04-01 | 2022-10-06 | 宁德时代新能源科技股份有限公司 | Battery and electrical device |
| CN115189075A (en) * | 2021-04-01 | 2022-10-14 | 宁德时代新能源科技股份有限公司 | Battery and consumer |
| CN115189075B (en) * | 2021-04-01 | 2023-11-03 | 宁德时代新能源科技股份有限公司 | Battery and electric equipment |
| CN113113700A (en) * | 2021-06-15 | 2021-07-13 | 四川大学 | Integrated power battery cooling device and power battery pack |
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Effective date of registration: 20231206 Address after: Room 283, R&D Building, No. 8 Wenbo Road, High speed Rail Ecological Industrial Park, Wenchang Town, Chun'an County, Hangzhou City, Zhejiang Province, 310000 Patentee after: Hangzhou Gaoqiao Information Technology Co.,Ltd. Address before: 402247 No. 1 Fuxing Road, Shuang Fu New District, Jiangjin District, Chongqing. Patentee before: CHONGQING JIAOTONG University |