CN104821419B - A kind of batteries of electric automobile group heat management device - Google Patents
A kind of batteries of electric automobile group heat management device Download PDFInfo
- Publication number
- CN104821419B CN104821419B CN201510213715.XA CN201510213715A CN104821419B CN 104821419 B CN104821419 B CN 104821419B CN 201510213715 A CN201510213715 A CN 201510213715A CN 104821419 B CN104821419 B CN 104821419B
- Authority
- CN
- China
- Prior art keywords
- coldplate
- silica gel
- heating film
- battery pack
- gel heating
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of batteries of electric automobile group heat management device, include fan, evaporator and coldplate；The coldplate is arranged at outside battery pack；Cooling line is provided with the coldplate；The outlet of the cooling line is connected with coolant output tube；The entrance of the cooling line is connected by coolant inlet pipe with the evaporator；The air outlet of the fan is relative with the evaporator；The first silica gel heating film is provided between the coldplate and the battery pack；One surface of the first silica gel heating film is contacted with the battery pack, and another apparent surface contacts with the coldplate.The technical scheme of the application has the first silica gel heating film by coldplate upper design, and the first silica gel heating film top is directly contacted with battery modules, and battery pack is cooled down so as to realize.
Description
Technical field
The invention belongs to batteries of electric automobile technical field, a kind of batteries of electric automobile group heat management device is particularly related to.
Background technology
Along with the continuous consumption of the energy, greenhouse effects and atmosphere polluting problem are increasingly serious, under this background, electronic
Automobile researches and develops the important trend for having become Global Auto enterprise development.
Because the price of electrokinetic cell is one of bottleneck of restriction Development of Electric Vehicles, the cost of current driving force battery is
/ 3rd of integral vehicle cost are accounted for, therefore, the popularization of pure electric sedan is just very limited.
The temperature change of battery has large effect to the efficiency of whole battery pack, in order to ensure the efficiency of battery pack, existing
What battery pack was provided with temperature control equipment, i.e. battery pack is heated or cooled the device being managed.
The batteries of electric automobile group cooling device of existing technology is broadly divided into air-cooled, liquid cooling, wherein air-cooled mainly profit
Drive air flow to realize with fan to cool down battery pack；Liquid cooling mainly uses cooling medium to carry out battery pack
Uniform cooling.
Heater is broadly divided into heater strip heating or liquid heating, and wherein heater strip mainly drives heater strip using fan
Superficial air flowing is realized heats to battery pack；Liquid heating then needs to be heated liquid using heater, leads to
Pump is crossed, flow of fluid is realized by heat transfer and battery pack is heated, heating cost is high, the efficiency of heating surface is high, system is stable
Property is poor.
Now the major defect of technology is：
Air-cooled efficiency is low, and cooling effect is poor, applies in general to the not high occasion of cooling requirements.
The heater strip efficiency of heating surface is relatively low, and the temperature difference is larger, higher to battery pack space requirement, it is necessary to install fan, realizes pair
Battery pack is heated；Liquid is heated, and heating cost is high, and the efficiency of heating surface is high, and the stability of a system is poor.No matter which kind of mode of heating,
Battery local temperature is too high if heater is directly directly contacted with battery, and heating single battery thermograde is larger, long
There is considerable influence to the battery cell life-span in time operation；If the power of heater strip or density reduced, when causing heating
Between it is long, it is unfavorable to be promoted with electric automobile.
The content of the invention
The purpose of the present invention is by proposing improved technology scheme to existing battery pack heat management device, by this technology side
Case, while the heat management efficiency of battery pack is ensured, improves heating safety, can't lead the localized heat quantity set of battery pack
In, improve the service life of battery pack.
The present invention is achieved by the following technical solutions：
A kind of batteries of electric automobile group heat management device, includes fan, evaporator and coldplate；The coldplate is set
Outside battery pack；Cooling line is provided with the coldplate；The outlet of the cooling line connects with coolant output tube
Connect；The entrance of the cooling line is connected by coolant inlet pipe with the evaporator；
The air outlet of the fan is relative with the evaporator；
The first silica gel heating film is provided between the coldplate and the battery pack；The first silica gel heating film
One surface is contacted with the battery pack, and another apparent surface contacts with the coldplate.
The thickness of the first silica gel heating film is more than, and the inwall of the cooling line adds with being provided with first silica gel
The half of thickness between the surface of the coldplate of hotting mask.
Magnetic valve is additionally provided with the coolant inlet pipe.
The cooling line is hollow cooling line.
Heat-insulation layer is provided with the coldplate surface relative with the battery pack.
The battery pack includes multiple battery cells, a side of each battery cell with first silicon
Glue heating film is corresponding.
The second silica gel heating film is provided between the adjacent battery cell；The second silica gel heating film and described the
One silica gel heating film connects as one structure.
The beneficial effects of the invention are as follows：
1st, heat management device compact conformation, fixed installation is simple and convenient, and cost is relatively low.
2nd, the technical scheme of the application has on the first silica gel heating film, the first silica gel heating film by coldplate upper design
Portion is directly contacted with battery modules, and battery pack is cooled down so as to realize.
3rd, by setting the second silica gel heating film between adjacent two battery cell, and knot is integrated with the first silica gel heating film
Structure, in heating process is carried out to battery pack, realizes and the whole positions of battery cell is heated simultaneously, overcome existing technology heating dress
The problem of battery pack amount of localized heat is concentrated can be caused by putting.
Brief description of the drawings
Fig. 1 is heat management device of the present invention and battery pack assembling schematic diagram；
Fig. 2 is heat management device topology view of the present invention；
Fig. 3 is coldplate of the present invention, heating film and heat-insulation layer scheme of installation；
Fig. 4 is heat management device coldplate profile of the present invention.
Description of reference numerals
1 evaporator, 2 fans, 3 battery packs, 4 coldplates, 5 heat-insulation layers, 6 first silica gel heating films, 7 coolant inlet pipes, 8
Entrance in coolant output tube, 41 cooling tubes, the outlet of 42 cooling lines, 43 cooling lines.
Embodiment
Describe technical scheme in detail below by way of specific embodiment, following embodiment is only exemplary
, it is only capable of for explanation and illustration technical scheme, and it is not to be construed as the limitation to technical solution of the present invention.
Embodiment 1
The present invention provides a kind of batteries of electric automobile group heat management device, as shown in Figures 1 to 4, includes fan 2, steaming
Send out device 1 and coldplate 4；The coldplate 4 is arranged at outside battery pack 3；Cooling line 43 is provided with the coldplate 4；
The outlet 42 of the cooling line is connected with coolant output tube 8；The entrance 41 of the cooling line passes through coolant inlet pipe 7
It is connected with the evaporator 1；
The air outlet of the fan 2 is relative with the evaporator 1；
The first silica gel heating film 6 is provided between the coldplate 4 and the battery pack 3；First silica gel heating
One surface of film 6 is contacted with the battery pack 3, and another apparent surface contacts with the coldplate 4.
Battery is arranged in outside power battery pack by the present invention based on automobile double steams cooling system with evaporator and fan
Portion (is such as arranged in enging cabin, boot), and finisher output pipe is directly connected with coldplate, by being situated between inside evaporator
Dynamic realize of mass flow cools down to battery pack, due to finisher circuit design magnetic valve, so as to realize battery cooling system
System is independently used with crew module's cooling.
The thickness of the first silica gel heating film is more than, and the inwall of the cooling line adds with being provided with first silica gel
The half of thickness between the surface of the coldplate of hotting mask.The setting of this structure, can realize the maximization of the thermal efficiency.
The cooling line 43 is hollow cooling line.
Heat-insulation layer 5 is provided with the coldplate 4 surface relative with the battery pack 3, for preventing coldplate from making
Into thermal loss.
The battery pack includes multiple battery cells, a side of each battery cell with first silicon
Glue heating film is corresponding.
Embodiment 2
The present invention provides a kind of batteries of electric automobile group heat management device, includes fan, evaporator and coldplate；It is described
Coldplate is arranged at outside battery pack；Cooling line is provided with the coldplate；The outlet and cooling of the cooling line
Liquid efferent duct is connected；The entrance of the cooling line is connected by coolant inlet pipe with the evaporator；
The air outlet of the fan is relative with the evaporator；
The first silica gel heating film is provided between the coldplate and the battery pack；The first silica gel heating film
One surface is contacted with the battery pack, and another apparent surface contacts with the coldplate.
Battery is arranged in outside power battery pack by the present invention based on automobile double steams cooling system with evaporator and fan
Portion (is such as arranged in enging cabin, boot), and finisher output pipe is directly connected with coldplate, by being situated between inside evaporator
Dynamic realize of mass flow cools down to battery pack, due to finisher circuit design magnetic valve, so as to realize battery cooling system
System is independently used with crew module's cooling.
The thickness of the first silica gel heating film is more than, and the inwall of the cooling line adds with being provided with first silica gel
The half of thickness between the surface of the coldplate of hotting mask.The setting of this structure, can realize the maximization of the thermal efficiency.
The cooling line is hollow cooling line.
Heat-insulation layer is provided with the coldplate surface relative with the battery pack, for preventing coldplate from causing heat
Amount loss.
The battery pack includes multiple battery cells, a side of each battery cell with first silicon
Glue heating film is corresponding.
The second silica gel heating film is provided between the adjacent battery cell；The second silica gel heating film and described the
One silica gel heating film connects as one structure.
Knot is integrated by setting the second silica gel heating film between adjacent two battery cell, and with the first silica gel heating film
Structure, in heating process is carried out to battery pack, realizes and the whole positions of battery cell is heated simultaneously, overcome existing technology heating dress
The problem of battery pack amount of localized heat is concentrated can be caused by putting.
Although technical scheme is described in detail, it will be appreciated that those skilled in the art
According to the technical scheme of the application, by conversion or equivalent replacement, these improvement still belong to the protection domain of the application.
Claims (6)
1. a kind of batteries of electric automobile group heat management device, it is characterised in that：Include fan, evaporator and coldplate；It is described
Coldplate is arranged at outside battery pack；Cooling line is provided with the coldplate；The outlet and cooling of the cooling line
Liquid efferent duct is connected；The entrance of the cooling line is connected by coolant inlet pipe with the evaporator；
The air outlet of the fan is relative with the evaporator；
The first silica gel heating film is provided between the coldplate and the battery pack；One of the first silica gel heating film
Surface is contacted with the battery pack, and another apparent surface contacts with the coldplate；
The thickness of the first silica gel heating film is more than the inwall of the cooling line and is provided with the first silica gel heating film
The coldplate surface between thickness half.
2. batteries of electric automobile group heat management device according to claim 1, it is characterised in that：In coolant input
Magnetic valve is additionally provided with pipe.
3. batteries of electric automobile group heat management device according to claim 1, it is characterised in that：The cooling line is back
Type cooling line.
4. batteries of electric automobile group heat management device according to claim 1, it is characterised in that：In the coldplate and institute
State and be provided with heat-insulation layer on the relative surface of battery pack.
5. batteries of electric automobile group heat management device according to claim 1, it is characterised in that：The battery pack includes
Multiple battery cells a, side of each battery cell is corresponding with the first silica gel heating film.
6. batteries of electric automobile group heat management device according to claim 5, it is characterised in that：In the adjacent battery list
The second silica gel heating film is provided between body；The second silica gel heating film connects as one knot with the first silica gel heating film
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213715.XA CN104821419B (en) | 2015-04-29 | 2015-04-29 | A kind of batteries of electric automobile group heat management device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510213715.XA CN104821419B (en) | 2015-04-29 | 2015-04-29 | A kind of batteries of electric automobile group heat management device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104821419A CN104821419A (en) | 2015-08-05 |
| CN104821419B true CN104821419B (en) | 2017-09-29 |
Family
ID=53731645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510213715.XA Active CN104821419B (en) | 2015-04-29 | 2015-04-29 | A kind of batteries of electric automobile group heat management device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104821419B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105762428B (en) | 2016-03-03 | 2019-06-04 | 宁德时代新能源科技股份有限公司 | Battery pack |
| CN106684501A (en) * | 2017-01-17 | 2017-05-17 | 华霆（合肥）动力技术有限公司 | Power supply device and automobile |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201266658Y (en) * | 2008-09-24 | 2009-07-01 | 阿尔西制冷工程技术（北京）有限公司 | Cooling device of accumulator |
| CN202111199U (en) * | 2011-06-17 | 2012-01-11 | 北京汽车新能源汽车有限公司 | Thermal management device for power battery system of electric vehicle |
| CN102544402A (en) * | 2010-12-30 | 2012-07-04 | 上海航天电源技术有限责任公司 | Liquid cooling device of power battery pack system |
| CN202839901U (en) * | 2012-09-29 | 2013-03-27 | 北京有色金属研究总院 | Thermal management system of power battery |
| CN204558624U (en) * | 2015-04-29 | 2015-08-12 | 安徽江淮汽车股份有限公司 | A kind of batteries of electric automobile group heat management device |
-
2015
- 2015-04-29 CN CN201510213715.XA patent/CN104821419B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201266658Y (en) * | 2008-09-24 | 2009-07-01 | 阿尔西制冷工程技术（北京）有限公司 | Cooling device of accumulator |
| CN102544402A (en) * | 2010-12-30 | 2012-07-04 | 上海航天电源技术有限责任公司 | Liquid cooling device of power battery pack system |
| CN202111199U (en) * | 2011-06-17 | 2012-01-11 | 北京汽车新能源汽车有限公司 | Thermal management device for power battery system of electric vehicle |
| CN202839901U (en) * | 2012-09-29 | 2013-03-27 | 北京有色金属研究总院 | Thermal management system of power battery |
| CN204558624U (en) * | 2015-04-29 | 2015-08-12 | 安徽江淮汽车股份有限公司 | A kind of batteries of electric automobile group heat management device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104821419A (en) | 2015-08-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103943913B (en) | The power battery of pure electric automobile cooling of carrying liqs coldplate and heater | |
| CN106985657B (en) | Battery and motor combined heat management system and heat management method for new energy pure electric bus | |
| CN105576321B (en) | Battery pack thermal management system | |
| CN107946696A (en) | A kind of automobile power cell group temperature control device based on liquid medium | |
| CN110676537B (en) | Low-energy-consumption electric automobile thermal management system and power battery heating method | |
| CN207910029U (en) | Liquid cooling apparatus, power battery pack and the electric vehicle of battery pack | |
| CN102709618B (en) | Microchannel cooling temperature equalizing system for ventilation of lithium battery | |
| CN108749513A (en) | A kind of electrombile thermal management system | |
| WO2019184364A1 (en) | Thermal management assembly for power battery pack | |
| CN207559018U (en) | A kind of automobile power cell group temperature control device based on liquid medium | |
| CN205282611U (en) | Battery module | |
| CN105633501A (en) | Liquid flow thermal management device and management system of electromobile power battery pack and control method of management system | |
| CN203826514U (en) | Power battery cooling and heating device with liquid cooling plate for pure electric vehicle | |
| CN104821419B (en) | A kind of batteries of electric automobile group heat management device | |
| CN204558624U (en) | A kind of batteries of electric automobile group heat management device | |
| CN106025442A (en) | Heating system for hybrid vehicle and control method of heating system | |
| CN213816326U (en) | Power battery box structure | |
| CN211808932U (en) | Thermal management system of vehicle and vehicle that has it | |
| CN211468171U (en) | Low-temperature cooling system for amphibious vehicle | |
| CN110323516A (en) | Battery pack heat-exchange system | |
| CN106602170A (en) | Variable contact-type battery heat management system | |
| CN107839496A (en) | The heat management system of electrokinetic cell bag and there is its electric automobile | |
| CN216684109U (en) | Charging cooling system and power exchanging station and energy storage station comprising same | |
| CN108470958A (en) | Thermal insulation layer preparation method, cooling line and battery modules | |
| CN211808933U (en) | Thermal management system of vehicle and vehicle that has it |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: Anhui Jianghuai Automotive Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |