CN106953126A - A kind of battery thermal management control method and system and electric motor car - Google Patents
A kind of battery thermal management control method and system and electric motor car Download PDFInfo
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- CN106953126A CN106953126A CN201710228855.3A CN201710228855A CN106953126A CN 106953126 A CN106953126 A CN 106953126A CN 201710228855 A CN201710228855 A CN 201710228855A CN 106953126 A CN106953126 A CN 106953126A
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000001514 detection method Methods 0.000 abstract description 2
- 210000001736 capillary Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
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- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—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
- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
-
- 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
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of battery thermal management control method, include the temperature of detection battery, when the temperature of battery is higher than default cooling range value, battery is cooled down；When the temperature of battery is less than default heating-up temperature value, battery is heated.Because the control method can realize the heating and cooling under varying environment to battery, therefore adaptability of the battery to environment can not only be strengthened, increase the course continuation mileage of battery, moreover it is possible to extend the service life of battery, so as to meet the demand of client, the core competitiveness of electric motor car is lifted.The invention also discloses a kind of battery thermal management system and using the electric motor car of above-mentioned battery thermal management system.
Description
Technical field
The present invention relates to Vehicular battery technical field, more particularly to a kind of battery thermal management control method and system and electronic
Car.
Background technology
With the exhaustion and the aggravation of environmental pollution of petroleum resources, the development of electric motor car is increasingly paid close attention to by people,
However, some problems that electric motor car at present exists in the fabrication stage, seriously constrain the development of electric motor car.
Electric motor car is using battery as power source, and battery must work within the scope of suitable temperature and just can guarantee that high efficiency
And the long-life, when environment temperature is too low, battery can not realize the discharge power of vehicle, cause the speed of vehicle to be limited, adopt
Heating system can not be realized and is rapidly heated, thus can not meet the heating demand of crew module；When environment temperature is too high, electrokinetic cell
Quick charge can not be realized, and can not be used in high speed for a long time and can not frequently carry out acceleration and deceleration.
Therefore, how a kind of battery thermal management control method is provided, heating and the refrigerating function of battery can not only be realized,
Strengthen adaptability of the battery to environment, additionally it is possible to increase the course continuation mileage of battery, extend the service life of battery, so as to meet
The demand of client, the core competitiveness of lifting electric motor car is the technical problem of those skilled in the art's urgent need to resolve.
The content of the invention
In view of this, it is an object of the invention to provide a kind of battery thermal management control method, battery can not only be realized
Heating and refrigerating function, enhancing battery is to the adaptability of environment, additionally it is possible to increase the course continuation mileage of battery, extension battery
Service life, so as to meet the demand of client, lifts the core competitiveness of electric motor car.
Another object of the present invention is to provide a kind of battery thermal management system and use above-mentioned battery thermal management system
Electric motor car.
To achieve the above object, the present invention provides following technical scheme：
A kind of battery thermal management control method, including,
Detect the temperature of battery；
When the temperature of the battery is higher than default cooling range value, the battery is cooled down；
When the temperature of the battery is less than default heating-up temperature value, the battery is heated.
It is preferred that, the default cooling range value is 40-50 degrees Celsius, and the default heating-up temperature value is 0 degree Celsius.
A kind of battery thermal management system, including:
Controller；
Temperature sensor for detecting the battery temperature；
It is connected with the battery, and the cooling circuit for being cooled down to the battery；
It is connected with the battery, and the heat cycles loop for being heated to the battery；
When the temperature of the battery is higher than default cooling range value, the cooling circuit is opened with to the battery
Cooled down；When the temperature of the battery is less than default heating-up temperature value, the heat cycles loop is opened with to the electricity
Heated in pond.
It is preferred that, including it is sequentially connected in series and is formed the first three-way solenoid valve, battery cooler, the first threeway of circulation loop
Valve, the second triple valve, heater, the second three-way solenoid valve, electric water pump, first three-way solenoid valve and first threeway
The first connection branch road is provided between valve, pipeline formation and institute between first three-way solenoid valve and the battery cooler
The second connection branch road of the first connection branch circuit parallel connection is stated, is provided between second three-way solenoid valve and second triple valve
Third connecting branch road, pipeline formation and the third connecting branch road between second three-way solenoid valve and the heater are simultaneously
4th connection branch road of connection；
When the temperature of the battery is higher than default cooling range value, the first connection branch road and the third connecting branch
Road is closed, and the second connection branch road connects branch road opening with the described 4th, to be cooled down to the battery；When the battery
Temperature when being less than default heating-up temperature value, the first connection branch road and the third connecting branch road are opened, and described second connects
Logical branch road connects branch road closing with the described 4th, to be heated to the battery.
It is preferred that, the cooling circuit includes battery cooler, electric water pump and the valve of concatenation.
It is preferred that, the heat cycles loop includes heater, electric water pump and the valve of concatenation.
It is preferred that, the upper end of the battery is connected with excessive tracheae, and the battery impounding kettle being connected with the excessive tracheae, described
Battery impounding kettle is connected with the 3rd triple valve.
It is preferred that, being internally provided with for the excessive tracheae multiple is used to spray the capillaries of the liquid and/or gas.
A kind of electric motor car, including battery thermal management system, the battery thermal management system are that above-mentioned any one such as is implemented
Battery thermal management system described in example.
As can be seen from the above technical solutions, the battery thermal management control method disclosed in the embodiment of the present invention, including inspection
The temperature of battery is surveyed, when the temperature of battery is higher than default cooling range value, battery is cooled down；When the temperature of battery is less than
During default heating-up temperature value, battery is heated.Because the control method can realize the heating under varying environment to battery
With cooling, therefore adaptability of the battery to environment can not only be strengthened, increase the course continuation mileage of battery, moreover it is possible to extend battery
Service life, so as to meet the demand of client, lifts the core competitiveness of electric motor car.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below to embodiment or existing
The accompanying drawing to be used needed for technology description is briefly described, it is clear that, drawings in the following description are only this hair
Bright embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to carrying
The accompanying drawing of confession obtains other accompanying drawings.
Fig. 1 is the structural representation of the battery thermal management system disclosed in the embodiment of the present invention；
Structural representation when Fig. 2 is the battery thermal management system heating disclosed in the embodiment of the present invention；
Structural representation when Fig. 3 is the battery thermal management system cooling disclosed in the embodiment of the present invention；
Fig. 4 is the cross-sectional view of the excessive tracheae disclosed in the embodiment of the present invention；
Fig. 5 is the battery thermal management control method schematic flow sheet disclosed in the embodiment of the present invention.
Wherein, each component names are as follows：
1- battery coolers, the three-way solenoid valves of 2- first, 3- batteries, 4- temperature sensors, 5- electric water pumps, 6- the three or three
Port valve, the three-way solenoid valves of 7- second, 8- heaters, the triple valves of 9- first, the triple valves of 10- second, 11- overflows tracheae, 111- capillarys
Pipe, 12- battery impounding kettles.
Embodiment
In view of this, core of the invention is to provide a kind of battery thermal management control method, can realize adding for battery
H/C but function, to strengthen adaptability of the battery to environment, not only increases the course continuation mileage of battery, moreover it is possible to extend battery
Service life, so as to meet the demand of client, lifts the core competitiveness of electric automobile.
Another core of the present invention is to provide a kind of battery thermal management system and using above-mentioned battery thermal management system
Electric motor car.
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Battery thermal management control method disclosed in the embodiment of the present invention, includes the temperature of detection battery 3, when battery 3
Temperature when being higher than default cooling range value, battery 3 is cooled down；When the temperature of battery 3 is less than default heating-up temperature value,
Battery 3 is heated.Because the control method can realize the heating and cooling under varying environment to battery, therefore can not only
Enough enhancing battery 3 increases the course continuation mileage of battery 3, moreover it is possible to extend the service life of battery 3 to the adaptability of environment, so that
The demand of client is met, the core competitiveness of electric motor car is lifted.
Need what is explained, it is 40-50 degrees Celsius to preset cooling range value, it is 0 degree Celsius to preset heating-up temperature value.So set
Temperature range is put, the security of battery 3 can be ensured, the course continuation mileage of battery 3 can not only be strengthened, additionally it is possible to extend battery
3 service life.
The embodiment of the invention also discloses a kind of battery thermal management system, including controller；For detecting the temperature of battery 3
Temperature sensor 4；It is connected with battery 3, and the cooling circuit for being cooled down to battery 3；It is connected with battery 3, and uses
In the heat cycles loop heated to battery 3；When the temperature of battery 3 is higher than default cooling range value, opens cooling and follow
Loop back path to battery 3 to cool down, when the temperature of battery 3 is less than default heating-up temperature value, open heat cycles loop with
Battery 3 is heated.
First, temperature sensor 4 constantly detects the temperature of battery 3, when the temperature that temperature sensor 4 detects battery 3 is high
When default cooling range value, controller control cooling circuit is opened, to be cooled down to battery 3；When temperature sensor 4
When the temperature for detecting battery 3 is less than default heating-up temperature value, controller control heat cycles loop opens to carry out battery 3
Heating.Because the system battery 3 can be heated or cooled according to the change of environment, therefore battery 3 can not only be strengthened
To the adaptability of environment, additionally it is possible to increase the course continuation mileage of battery 3, extend the service life of battery 3, so as to meet client's
Demand, lifts the core competitiveness of electric motor car.
Further, the battery thermal management system disclosed in the embodiment of the present invention, including be sequentially connected in series and formed and be recycled back to
First three-way solenoid valve 2 on road, battery cooler 1, the first triple valve 9, the second triple valve 10, heater 8, the second electromagnetic three-way
Valve 7, electric water pump 5, are provided with the first connection branch road, the first electromagnetic three-way between the first three-way solenoid valve 2 and the first triple valve 9
Pipeline formation between valve 2 and battery cooler 1 connects the second connection branch road of branch circuit parallel connection, the second three-way solenoid valve with first
7 and second are provided with third connecting branch road between triple valve 10, and the pipeline between the second three-way solenoid valve 7 and heater 8 is formed
Branch road is connected with the 4th of the third connecting branch circuit parallel connection the.
When the temperature of battery 3 is higher than default cooling range value, the first connection branch road and third connecting branch road are closed, and second
Connect branch road and the 4th connection branch road is opened, to be cooled down to battery 3；When the temperature of battery 3 is less than default heating-up temperature value
When, the first connection branch road and third connecting branch road are opened, and the second connection branch road and the 4th connection branch road are closed, to enter to battery 3
Row heating.It is arranged such, battery 3 can preferably adapt to different temperature environments.
It should be noted that the battery thermal management system disclosed in the embodiment of the present invention can also be arranged to two it is irrelevant
The circulation loop related to, for example, cooling circuit includes battery cooler 1, electric water pump 5 and the valve of concatenation, when the temperature of battery 3
When degree is higher than default cooling range value, controller control electric water pump 5 is started working, and battery cooler 1 is cooled down to liquid,
The surface of battery 3 is flowed through by valve, battery 3 is cooled down.
Certainly, the battery thermal management system disclosed in the embodiment of the present invention also includes heat cycles loop, and heat cycles are returned
Road includes heater 8, electric water pump 5 and the valve of concatenation, when the temperature of battery 3 is less than default heating-up temperature value, controller control
Electric water pump 5 processed is started working, and heater 8 is heated to liquid, and the surface of battery 3 is flowed through by valve, and battery 3 is added
Heat.
Further, in the battery thermal management system disclosed in the embodiment of the present invention, the upper end of battery 3 is connected with excessive gas
Pipe 11, and the battery impounding kettle 12 being connected with excessive tracheae 11, battery impounding kettle 12 are connected with the 3rd triple valve 6.In liquid circulation
During if there is gas, can by overflow tracheae 11 be discharged in battery impounding kettle 12, while battery retaining can also be passed through
Kettle 12 carries out the filling of liquid, so that the flow of liquid circulation is effectively ensured.
It should be noted that being internally provided with for the tracheae 11 that overflows multiple is used to spray the capillaries of liquid and/or gas
111, so as to avoid big quantity of fluid while being discharged in battery impounding kettle 12 so that gas-liquid can be separated sufficiently, so as to ensure
Fluid flow in battery 3.
A kind of electric motor car, including battery thermal management system, the battery thermal management system are above-mentioned any one embodiment institute
Disclosed battery thermal management system.
Because the electric motor car employs the battery thermal management system disclosed in above-described embodiment, thus the electric motor car has
The above-mentioned corresponding technological merit of battery thermal management system, is no longer repeated this herein.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
1. a kind of battery thermal management control method, it is characterised in that including,
Detect the temperature of battery (3)；
When the temperature of the battery (3) is higher than default cooling range value, the battery (3) is cooled down；
When the temperature of the battery (3) is less than default heating-up temperature value, the battery (3) is heated.
2. battery thermal management control method according to claim 1, it is characterised in that the default cooling range value is
40-50 degrees Celsius, the default heating-up temperature value is 0 degree Celsius.
3. a kind of battery thermal management system, it is characterised in that including:
Controller；
Temperature sensor (4) for detecting the battery (3) temperature；
It is connected with the battery (3), and the cooling circuit for being cooled down to the battery (3)；
It is connected with the battery (3), and the heat cycles loop for being heated to the battery (3)；
When the temperature of the battery (3) is higher than default cooling range value, the cooling circuit is opened with to the battery
(3) cooled down；When the temperature of the battery (3) is less than default heating-up temperature value, the heat cycles loop is opened with right
The battery (3) is heated.
4. battery thermal management system according to claim 3, it is characterised in that including being sequentially connected in series and being formed circulation loop
The first three-way solenoid valve (2), battery cooler (1), the first triple valve (9), the second triple valve (10), heater (8), second
Three-way solenoid valve (7), electric water pump (5), are provided between first three-way solenoid valve (2) and first triple valve (9)
First connection branch road, the pipeline formation and described first between first three-way solenoid valve (2) and the battery cooler (1)
The second connection branch road of branch circuit parallel connection is connected, is set between second three-way solenoid valve (7) and second triple valve (10)
There is third connecting branch road, the pipeline formation between second three-way solenoid valve (7) and the heater (8) connects with the described 3rd
4th connection branch road of logical branch circuit parallel connection；
When the temperature of the battery (3) is higher than default cooling range value, the first connection branch road and the third connecting branch
Road is closed, and the second connection branch road connects branch road opening with the described 4th, to be cooled down to the battery (3)；When described
When the temperature of battery (3) is less than default heating-up temperature value, the first connection branch road and the third connecting branch road are opened, described
Second connection branch road connects branch road closing with the described 4th, to be heated to the battery (3).
5. battery thermal management system according to claim 3, it is characterised in that the cooling circuit includes concatenation
Battery cooler (1), electric water pump (5) and valve.
6. battery thermal management system according to claim 3, it is characterised in that the heat cycles loop includes concatenation
Heater (8), electric water pump (5) and valve.
7. battery thermal management system according to claim 3, it is characterised in that the upper end of the battery (3) is connected with excessive
Tracheae (11), and the battery impounding kettle (12) being connected with the excessive tracheae (11), the battery impounding kettle (12) and the 3rd threeway
Valve (6) is connected.
8. battery thermal management system according to claim 7, it is characterised in that excessive tracheae (11) are internally provided with
Multiple capillaries (111) for being used to spray the liquid and/or gas.
9. a kind of electric motor car, including battery thermal management system, it is characterised in that the battery thermal management system is such as claim
Battery thermal management system described in 3-8 any one.
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| CN201710228855.3A CN106953126A (en) | 2017-04-10 | 2017-04-10 | A kind of battery thermal management control method and system and electric motor car |
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| CN201710228855.3A CN106953126A (en) | 2017-04-10 | 2017-04-10 | A kind of battery thermal management control method and system and electric motor car |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108110368A (en) * | 2017-11-20 | 2018-06-01 | 重庆长安汽车股份有限公司 | The heat management system and method for a kind of power battery |
| CN108346841A (en) * | 2018-02-13 | 2018-07-31 | 安徽江淮汽车集团股份有限公司 | A kind of temperature of powered cell control system and method |
| CN108365299A (en) * | 2018-01-10 | 2018-08-03 | 威马智慧出行科技（上海）有限公司 | Electric vehicle heat management enables control method, storage medium and electronic equipment |
| CN108376810A (en) * | 2018-02-12 | 2018-08-07 | 威马智慧出行科技（上海）有限公司 | Power battery thermal management method and system |
| CN109193065A (en) * | 2018-07-26 | 2019-01-11 | 北京长城华冠汽车科技股份有限公司 | Heat management system, automobile and the thermal management algorithm of battery case |
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| CN108346841A (en) * | 2018-02-13 | 2018-07-31 | 安徽江淮汽车集团股份有限公司 | A kind of temperature of powered cell control system and method |
| CN108346841B (en) * | 2018-02-13 | 2020-10-09 | 安徽江淮汽车集团股份有限公司 | Power battery temperature control system and method |
| CN109193065A (en) * | 2018-07-26 | 2019-01-11 | 北京长城华冠汽车科技股份有限公司 | Heat management system, automobile and the thermal management algorithm of battery case |
| CN111439111A (en) * | 2019-01-17 | 2020-07-24 | 北京宝沃汽车有限公司 | Control method and control device of thermal management system, readable storage medium and vehicle |
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Application publication date: 20170714 |