CN205609706U - Battery module's thermal management system - Google Patents
Battery module's thermal management system Download PDFInfo
- Publication number
- CN205609706U CN205609706U CN201620441921.6U CN201620441921U CN205609706U CN 205609706 U CN205609706 U CN 205609706U CN 201620441921 U CN201620441921 U CN 201620441921U CN 205609706 U CN205609706 U CN 205609706U
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- Prior art keywords
- battery module
- battery
- heat
- heat exchanger
- management system
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- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 239000004411 aluminium Substances 0.000 claims description 15
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract description 21
- 230000008859 change Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 2
- 239000012736 aqueous medium Substances 0.000 description 7
- 239000002826 coolant Substances 0.000 description 3
- 238000011217 control strategy Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010792 warming Methods 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)
Abstract
The utility model belongs to the battery field, concretely relates to battery module's thermal management system, include and be used for holding the battery box that battery module is sealed, heat exchanger to and the superconductive hot plate of multiunit, superconductive hot aluminum plate one end and heat exchanger be connected in order carrying out the heat exchange, the other end by clamping position between battery module, the heat exchanger setting be in battery box outside and concatenate on the control by temperature change return circuit, battery module on be equipped with the temperature sensor who is connected with BMS, BMS control the control by temperature change return circuit with right heat exchanger heating or cooling. The utility model discloses can satisfy the requirement of national standard IP67, seal battery module in the internal portion of battery box, compare with traditional forced air cooling, can prevent that the dust from getting into, the rainwater injects, the corrosive solution drips the battery short circuit of the reason such as spattering and causing.
Description
Technical field
This utility model belongs to field of batteries, is specifically related to the heat management system of a kind of battery module.
Background technology
Now with the constantly aggravation of depletion of non-renewable resources and riseing year by year of global warming, electronic vapour
Car is gradually favored, and electrokinetic cell is as the energy source of electric automobile, and its stability directly affects
Electric automobile performance and safety, in order to make electric automobile mileage increase and when electric automobile is in climbing, adds
During speed operating mode, electrokinetic cell is needed to have higher capacity and a higher power density, and the problem brought therewith
Be exactly battery temperature rise, when cell heat builds up and can not dissipate, battery it may happen that blast, on fire,
There is potential safety hazard, battery cell non-uniform temperature, prolonged cell can be caused when heat management does not reaches and requires
Non-uniform temperature can cause battery life-span rapid decrease, and electrokinetic cell working capacity at low temperatures is decayed
Seriously, therefore the most effective heat management system can be greatly improved electric automobile safety and service life；
Presently, there are electrokinetic cell cooling technology and mainly have natural cooling, air blast cooling, water-cooled, when electronic vapour
During overall height Power operation, natural cooling can not meet cooling requirement；Air-cooled is installation fan in Battery case,
Force cooling battery, but there is the shortcomings such as battery temperature is uneven, rate of cooling is slow, state can not be met simultaneously
Mark IP67 requirement, the most air-cooled can not meet real requirement；Water-cooled presently, there are various ways, but general
Being arranged in Battery case all over there is problems of cooling water pipe, in Battery case, narrow space arranges that pipeline is stranded
Difficulty, cooling water-cooled breakage simultaneously easily causes battery short circuit, there is potential safety hazard.Heating system, mainly adopts
Be attached to battery surface with ptc heater or Resistant heating sheet and realize heating function, but ptc heater or
All there is non-uniform temperature phenomenon in person's resistance heater, battery temperature rise can be caused uneven, pass through liquid line
Road is heated battery system and be there is also leakage problem, and the most existing heat management system is difficult to meet electrokinetic cell peace
Full stable operation.
Utility model content
The purpose of this utility model is to overcome heat management system in prior art to be difficult to meet electrokinetic cell safety
The problem of stable operation, it is provided that a kind of battery module heat management system.
For achieving the above object, this utility model is by the following technical solutions:
The heat management system of a kind of battery module, including in order to accommodate the Battery case that battery module seals, changes
Hot device, and many group superconduction hot plates；Described heat superconducting aluminium sheet one end is connected to carry out heat exchange with heat exchanger,
The other end is held to be positioned between battery module；Described heat exchanger is arranged on outside described Battery case
Portion is also serially connected on temperature control loop, and described battery module is provided with the temperature sensor being connected with BMS, institute
The temperature control loop described in BMS control stated is with to described heat exchanger heating or cooling.
Described battery module in Battery case between left and right every arrange and front and back in two row Boulezs, two row it
Between passage in be provided with the heat superconducting aluminium sheet that multiple afterbody is connected with heat exchanger and is in close contact mutually, described
The head of heat superconducting aluminium sheet outwards vertically bends successively and inserts between two battery modules that corresponding left and right is adjacent.
The cross section of described superconduction hot plate is rectangle, square, triangle, the one in ellipse or circle.
Described temperature control loop includes water tank, water pump and the three-way solenoid valve connected the most by the road, described
Two valve ports of three-way solenoid valve are connected to heater block and cooling-part；Described heater block and cold
But parts one end the water inlet of heat exchanger described in accessing, the outlet of described heat exchanger is through return duct even
Pass to water tank.
Described heater block is ptc heater, and described cooling-part is radiator.
Overflow passage is set up, on described overflow pipe between outlet and the described water tank of described water pump
It is provided with overflow valve.
Inside described heat exchanger, serpentine condenser is set.
Compared with prior art, the beneficial effects of the utility model are:
1, this utility model disclosure satisfy that the requirement of GB IP67, is enclosed in by battery module inside Battery case,
Compared with air-cooled with tradition, be possible to prevent dust to enter, rainwater pours into, corrosive solution drips and the reason such as spatters and cause
Battery short circuit.
2. superconduction hot plate is evenly arranged in the middle of battery module simultaneously, can be fast by its superpower heat conductivity
Fast passes to cooling system by cell heat, it is possible to realize battery cell temperature equalization, and this heat management system
System can be operated under low temperature and hot environment, by being arranged in temperature sensor in battery cell, and will
Temperature signal passes to BMS (battery management system), controls to add heat pipe by BMS (battery management system)
Road or the operation of cooling line, control battery temperature in the range of reasonable temperature.
Cooling line the most of the present utility model and add pipe line and be arranged in outside Battery case, only superconduction
Hot plate is arranged in inside Battery case, if therefore pipeline exists leakage, will not cause battery short circuit, safety
Higher than traditional liquid cooling system, avoid layout pipeline in casing simultaneously, make Battery case close structure, knot
Structure is simple.
4. this utility model uses superconduction hot plate as main heat conduction original paper, and its density is relatively low can alleviate battery
Box weight, its super-high heat-conductive coefficient quickly can complete heat exchange keep Battery case temperature 30 with air
DEG C ± 2 DEG C, make battery operated at optimum working temperature environment, simultaneously can quickly and heat exchanger completes heat exchange,
Heat is spread out of outside casing by cooling circuit or heating circuit or imports in casing.
5. this utility model uses three-way solenoid valve to realize cooling and heating circuit switches, and which saves pipeline,
Improve space availability ratio.
6. the temperature sensor that this utility model is arranged on battery module is connected with BMS (battery management system)
Thus control pump capacity, it is possible to accurately control battery temperature, enable battery to be operated in varying environment temperature
In, disclosure satisfy that battery high-multiplying power discharge and quick charge, it is possible to reduce battery capacity difference, alleviate simultaneously
The service life reduction that battery capacity difference is brought, can improve battery utilization rate simultaneously.
Accompanying drawing explanation
Fig. 1 is battery module heat management system overall structure schematic diagram.
Fig. 2 is superconduction hot plate and heat exchanger mounting structure schematic diagram.
Fig. 3 is heat management control strategy flow chart.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, knot below
The utility model is described in further detail for conjunction accompanying drawing and most preferred embodiment.
Fig. 1-2 illustrates the heat management system of a kind of battery module, including in order to accommodate what battery module 1 sealed
Battery case 12, heat exchanger 7, and many group superconduction hot plates 2；Battery module 1 is by battery cell connection in series-parallel group
Become.Described heat superconducting aluminium sheet 2 one end is connected to carry out heat exchange with heat exchanger 7, and the other end is held fixed
Position is between battery module 1；Described heat exchanger 7 is arranged on the outside of described Battery case 12 and concatenates
On temperature control loop, described battery module 1 is provided with the temperature sensor being connected with BMS, described BMS
Temperature control loop described in control is with to described heat exchanger heating or cooling.
Described battery module 1 in Battery case between left and right every arrange and front and back in two row Boulezs, at two row
Between passage in be provided with the heat superconducting aluminium sheet 2 that multiple afterbody is connected with heat exchanger 7 and is in close contact mutually, institute
The head of the heat superconducting aluminium sheet 2 stated outwards vertically bends successively and inserts the two battery moulds that corresponding left and right is adjacent
Between block.The cross section of described superconduction hot plate is rectangle, square, triangle, in ellipse or circle
Kind.
Described temperature control loop includes water tank 10, water pump 6 and the three-way solenoid valve 5 connected the most by the road,
Two valve ports of described three-way solenoid valve 5 are connected to heater block and cooling-part；Described heating
Parts are ptc heater 4, and described cooling-part is radiator 3.Described heater block and cooling-part
The water inlet of the heat exchanger 7 described in one end access, the outlet of described heat exchanger connects through return duct 11
To water tank.Inside described heat exchanger, serpentine condenser is set.The outlet of described water pump 6 is with described
Set up overflow passage between water tank, described overflow pipe is provided with overflow valve 9.Water pump 6 and water tank 10
Being connected by two pipelines, one is to be directly connected to, and two is to be connected by overflow valve 9, and overflow valve effect is to maintain
System pressure is in safety range.Water pump 6 outlet is directly connected to three-way solenoid valve 5, three-way solenoid valve
Two the most corresponding two loops of valve port, one connects radiator 3 and forms cooling circuit, and one connects PTC
Heater 4 forms heating circuit, and two loops are all connected with heat exchanger 7, and aqueous medium is in heat exchanger and superconduction
Hot plate 2 completes heat exchange, heat exchanger the aqueous medium flowed out finally flows into water tank 10, and whole piece closed circuit is complete
Become circulation.
Heat management control strategy as shown in Figure 3, BM8S is by analyzing battery module temperature acquisition, to water
Pump 6, three-way solenoid valve 5, PTC heating 4, radiator 3 are controlled.As 15 DEG C of < T < 35 of battery temperature
DEG C, time, the most battery operated in the range of reasonable temperature, therefore it is made without heat management, water pump 6, electricity
Magnetic three-way valve 5, ptc heater 4, heat exchanger 7 are closed；
When battery temperature T < 15 DEG C, now battery operating temperature is relatively low, needs to heat battery, because of
This water pump 6 is opened, and three-way solenoid valve 5 is in heating circuit, and water pump 6 brings the aqueous medium in water tank into PTC
In heater, after ptc heater 4, aqueous medium is heated, and the aqueous medium after heating enters heat exchanger 7
In, heat superconducting aluminium sheet is heated, the sky that heat is dissipated by heat superconducting aluminium sheet 2 by the convection action of air
In gas heating battery, the hot aqueous medium after heat exchange finally enters water tank；Medium after heating and superconduction hot plate 2
Completing heat exchange in heat exchanger 7, Battery case 12 is heated until battery temperature and reaches reasonable interval, heat
Management system is closed；
When battery temperature T > 35 DEG C, now battery system operation temperature is higher, needs to lower the temperature battery, water
Pump 6 is opened, and three-way solenoid valve 5 leads to radiator 3, and electronic water pump brings the Water cooling medium in water tank into heat radiation
In device, being provided with fan in radiator 3, BMS8 controls fan and cools down aqueous medium, and Water cooling medium is by dissipating
Entering heat exchanger after heat, heat superconducting aluminium sheet is in close contact with heat exchanger, is delivered to change by conduction of heat by heat
In hot device, heat in heat exchanger is taken away in heat exchanger by Water cooling medium by convection current simultaneously, finally enters water
Case.Achieving cooling purpose, until battery temperature reaches zone of reasonableness, heat management system is closed；
Preferably, heat superconducting aluminium sheet 2 and heat exchanger 1 fit tightly has snakelike water cooling tube in heat exchanger simultaneously
Road can realize quick heat exchange, and heat superconducting aluminium sheet 2 thinner thickness can enter in Battery case 12 tight quarters
Row is installed, and improves space availability ratio, and heat superconducting can be increased or decreased according to battery-heating power
The quantity of plate 2 and the shape of change heat superconducting aluminium sheet 2；
The above is only preferred implementation of the present utility model, it is noted that for the art
For those of ordinary skill, on the premise of without departing from this utility model principle, it is also possible to make some improvement
And retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (7)
1. the heat management system of a battery module, it is characterised in that include accommodating battery module and seal
Battery case, heat exchanger, and many group superconduction hot plates；Described heat superconducting aluminium sheet one end is with heat exchanger even
Connecing to carry out heat exchange, the other end is held to be positioned between battery module；Described heat exchanger is arranged on institute
The outside of the Battery case stated also is serially connected on temperature control loop, and described battery module is provided with and is connected with BMS
Temperature sensor, described BMS control described in temperature control loop with to described heat exchanger heating or cold
But.
The heat management system of battery module the most according to claim 1, it is characterised in that described electricity
Pond module between left and right every arranging and front and back in two row Boulezs, sets in the passage between two row in Battery case
It is equipped with the heat superconducting aluminium sheet that multiple afterbody is connected with heat exchanger and is in close contact mutually, described heat superconducting aluminium sheet
Head outwards vertically bends successively and inserts between two battery modules that corresponding left and right is adjacent.
The heat management system of battery module the most according to claim 2, it is characterised in that described is super
The cross section of heat-conducting plate is rectangle, square, triangle, the one in ellipse or circle.
The heat management system of battery module the most according to claim 1, it is characterised in that described temperature
Control loop includes water tank, water pump and the three-way solenoid valve connected the most by the road, described three-way solenoid valve
Two valve ports are connected to heater block and cooling-part；Described heater block and cooling-part one end are also
The water inlet of the heat exchanger described in access, the outlet of described heat exchanger is communicated to water tank through return duct.
The heat management system of battery module the most according to claim 4, it is characterised in that described adds
Thermal part is ptc heater, and described cooling-part is radiator.
6. according to the heat management system of the battery module described in claim 4 or 5, it is characterised in that institute
Set up overflow passage between outlet and the described water tank of the water pump stated, described overflow pipe is provided with
Overflow valve.
The heat management system of battery module the most according to claim 1, it is characterised in that described changes
Inside hot device, serpentine condenser is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441921.6U CN205609706U (en) | 2016-05-16 | 2016-05-16 | Battery module's thermal management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441921.6U CN205609706U (en) | 2016-05-16 | 2016-05-16 | Battery module's thermal management system |
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| Publication Number | Publication Date |
|---|---|
| CN205609706U true CN205609706U (en) | 2016-09-28 |
Family
ID=56966320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620441921.6U Active CN205609706U (en) | 2016-05-16 | 2016-05-16 | Battery module's thermal management system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205609706U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410082A (en) * | 2016-11-01 | 2017-02-15 | 法乐第(北京)网络科技有限公司 | Battery module and electric vehicle |
| CN106410322A (en) * | 2016-10-25 | 2017-02-15 | 惠州市亿鹏能源科技有限公司 | Battery liquid-cooling heat-dissipating device |
| CN106610477A (en) * | 2016-11-29 | 2017-05-03 | 北京长城华冠汽车科技股份有限公司 | Temperature collection device and method for battery module group |
| CN106654397A (en) * | 2016-12-28 | 2017-05-10 | 秦永振 | Temperature-pressure automatic temperature compensation type battery |
| CN106785213A (en) * | 2017-01-12 | 2017-05-31 | 江乐新 | Batteries of electric automobile heat management system with plate-type heat-pipe |
| CN106953126A (en) * | 2017-04-10 | 2017-07-14 | 北京长安汽车工程技术研究有限责任公司 | A kind of battery thermal management control method and system and electric motor car |
| CN107403974A (en) * | 2017-07-13 | 2017-11-28 | 浙江超威创元实业有限公司 | A kind of electrokinetic cell radiating and equal hot systems |
| CN107819168A (en) * | 2017-10-10 | 2018-03-20 | 南京金龙新能源汽车研究院有限公司 | A kind of battery thermal management method based on the control of heat exchanging fluid flow |
| CN108198981A (en) * | 2018-02-02 | 2018-06-22 | 北京海博思创科技有限公司 | A kind of Battery case |
| CN108520930A (en) * | 2018-06-07 | 2018-09-11 | 华南理工大学 | A battery box intelligent battery pack thermal management system with flow channels and heat pipes |
| CN108832231A (en) * | 2018-06-25 | 2018-11-16 | 江苏华锋新能源科技有限公司 | A kind of heat dissipation balancing battery mould group |
| CN111416180A (en) * | 2020-05-20 | 2020-07-14 | 河南御捷时代汽车有限公司 | Lithium battery constant-temperature control thermal management system and application method thereof |
| CN114784412A (en) * | 2022-04-18 | 2022-07-22 | 唐志雄 | Heat management equipment of new energy automobile |
-
2016
- 2016-05-16 CN CN201620441921.6U patent/CN205609706U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106410322A (en) * | 2016-10-25 | 2017-02-15 | 惠州市亿鹏能源科技有限公司 | Battery liquid-cooling heat-dissipating device |
| CN106410082A (en) * | 2016-11-01 | 2017-02-15 | 法乐第(北京)网络科技有限公司 | Battery module and electric vehicle |
| CN106610477A (en) * | 2016-11-29 | 2017-05-03 | 北京长城华冠汽车科技股份有限公司 | Temperature collection device and method for battery module group |
| CN106654397A (en) * | 2016-12-28 | 2017-05-10 | 秦永振 | Temperature-pressure automatic temperature compensation type battery |
| CN106785213A (en) * | 2017-01-12 | 2017-05-31 | 江乐新 | Batteries of electric automobile heat management system with plate-type heat-pipe |
| CN106953126A (en) * | 2017-04-10 | 2017-07-14 | 北京长安汽车工程技术研究有限责任公司 | A kind of battery thermal management control method and system and electric motor car |
| CN107403974A (en) * | 2017-07-13 | 2017-11-28 | 浙江超威创元实业有限公司 | A kind of electrokinetic cell radiating and equal hot systems |
| CN107403974B (en) * | 2017-07-13 | 2020-01-07 | 浙江超威创元实业有限公司 | Integrated power battery heat conduction and temperature equalization system |
| CN107819168A (en) * | 2017-10-10 | 2018-03-20 | 南京金龙新能源汽车研究院有限公司 | A kind of battery thermal management method based on the control of heat exchanging fluid flow |
| CN108198981A (en) * | 2018-02-02 | 2018-06-22 | 北京海博思创科技有限公司 | A kind of Battery case |
| CN108520930A (en) * | 2018-06-07 | 2018-09-11 | 华南理工大学 | A battery box intelligent battery pack thermal management system with flow channels and heat pipes |
| CN108832231A (en) * | 2018-06-25 | 2018-11-16 | 江苏华锋新能源科技有限公司 | A kind of heat dissipation balancing battery mould group |
| CN111416180A (en) * | 2020-05-20 | 2020-07-14 | 河南御捷时代汽车有限公司 | Lithium battery constant-temperature control thermal management system and application method thereof |
| CN114784412A (en) * | 2022-04-18 | 2022-07-22 | 唐志雄 | Heat management equipment of new energy automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170626 Address after: 266000, room 212, Sino German eco garden, Union Road, Huangdao, Qingdao, Shandong, Qingdao 2877, China Patentee after: Force God (Qingdao) new energy Co., Ltd. Address before: Binhai hi tech Industrial Development Zone, Tianjin city Xiqing District 300384 (outer ring) South Road No. 38 Haitai Patentee before: Lishen Battery Co., Ltd., Tianjin |
|
| TR01 | Transfer of patent right |