CN109449534A - A kind of distributed temperature control battery system being applicable in electric car - Google Patents
A kind of distributed temperature control battery system being applicable in electric car Download PDFInfo
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- CN109449534A CN109449534A CN201811355977.XA CN201811355977A CN109449534A CN 109449534 A CN109449534 A CN 109449534A CN 201811355977 A CN201811355977 A CN 201811355977A CN 109449534 A CN109449534 A CN 109449534A
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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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
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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
- H01M10/60—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
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of 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
- H01M10/63—Control systems
- H01M10/635—Control systems based on ambient 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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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)
- Microelectronics & Electronic Packaging (AREA)
- Automation & Control Theory (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of distributed temperatures for being applicable in electric car to control battery system, several battery units (7) are connected in series, several battery units (7) are equipped with control subelement (11), the input terminal of control subelement (11) is connect with several battery units (7) and heat-transfer device (8), the input/output terminal of control subelement (11) is connect by communication port I (9) and communication bus I (10) with the port I of system control unit (11), the water inlet of water tank (15) is connected with water inlet II (17), water pump (14) and water tank (15) are all connect with cold (13) and heater (16), solenoid valve (19) are designed on every branch I, the water outlet I (6) of each battery subsystem (2) is connected with water inlet II (17).
Description
Technical field
The present invention relates to a kind of distributed temperatures for being applicable in electric car to control battery system.
Background technique
With the exacerbation increasingly of the increasingly in short supply and environmental pollution of petroleum resources, auto industry is faced with huge challenge,
People are highly desirable to seek a kind of new vehicle to reduce dependence to fossil energy and to the damage of environment.As a kind of low row
Put, the new-energy automobile of less energy consumption receives extensive attention, also have received the support energetically of government policy.Due to battery system by
Temperature is affected, and national region also causes various regions temperature difference huge greatly.In order to improve the performance of battery, season change is solved
It changes, influence of the region transformation to battery performance, current battery system is equipped with temperature control system.Head of a household's driving is used in order to meet
The demand of mileage, new-energy automobile generally configure more electricity.More electricity configuration, the more placement space of demand, and put
The calorific value of difference and adjacent equipment between emptying is unable to control, and existing temperature control system all uses centerized fusion, can only
Battery system is integrally freezed and heated, causes the temperature of each battery subsystem to have differences, influences driver comfort
And cell system lifetime.
Summary of the invention
The present invention provides a kind of distributed temperatures for being applicable in electric car to control battery system, it is using distributed control
System not only may be implemented to control battery system bulk temperature, and the temperature of subsystems inside battery system may be implemented
Degree control.
The invention adopts the following technical scheme: a kind of distributed temperature control battery system being applicable in electric car, it
It include cooling equipment, several battery subsystems and system control unit, each battery subsystem includes shell, in shell
The side of body is equipped with water inlet I and water outlet I, and several battery units, heat-transfer device and heating device are distributed in shell, if
Dry cell unit is connected in series, and control subelement is equipped on several battery units, controls the input terminal and several electricity of subelement
Pool unit is connected with heat-transfer device, and the input/output terminal for controlling subelement is controlled by communication port I and communication bus I and system
The port I of unit connects, and the cooling equipment includes shell, and cold, water pump, water tank and heater are distributed with inside the shell,
It is equipped with water inlet II and water outlet II in the outside of shell, the water outlet of water pump is connected with the water outlet II of shell, water tank
Water inlet is connected with water inlet II, and water pump and water tank are all connect with cold and heater, and water outlet II divides to be divided for several branches I
It is not connected with the water inlet I of several battery subsystems, solenoid valve is designed on every branch I, each battery subsystem
Water outlet I is all connected with water inlet II, and the port II of system control unit is divided for two-way, wherein passing through communication bus II all the way
Connect with communication port II with the control terminal of cold of cooling equipment and the control terminal of heater, another way and on every branch I
Solenoid valve be connected.
The heat-transfer device is set as water-cooled plate, insulating heat-conductive pad or heat pipe.The heating device includes contact
Device and heating device, contactor are cascaded with heating device, and the port for controlling subelement passes through contactor and heating device
Control switch connection.The heating device is set as polyimide heater film, silicon rubber heating film, PTC heating plate or ring
Oxygen plate heating film.The system control unit is set as single-chip microcontroller.The communication bus I is CAN communication bus.Described
Communication bus II is CAN communication bus.
The invention has the following advantages: after using above technical scheme, distributed temperature control system of the present invention
Battery system can be cooled and heated according to inside battery system.Distributed system scalability is strong；Using advanced temperature
Control strategy makes battery be in health, efficient working condition.It is equipped with heat-transfer device inside each battery subsystem of the present invention,
Convenient for the quick transmitting of cooling capacity and heat, the refrigeration and heating efficiency of battery are improved.Each battery subsystem is equipped with heating group
Part heats battery subsystem.The cooling capacity and heat transfer of each battery subsystem of the present invention can be solved with independent control
Position difference, caused non-uniform temperature phenomenon.The refrigerating capacity of the cooling equipment of the present invention is can be separately adjustable；Cooling is set
It is standby to be furnished with heating device, fluid temperature heating may be implemented.System control unit can collect battery subsystem, cool down equipment
Information, and the temperature of battery subsystem can be adjusted according to the information of collection, and the state of sub-system is assessed
And alarm.Control subelement is equipped with inside battery subsystem, control subelement carries out voltage temperature detection, heating to battery unit
The contactor control of device, the functions such as communication of system control unit, the heat transfer structure quickly transmitted for cooling capacity or heat are such as
Water-cooled plate, insulating heat-conductive pad, heat pipe etc. have the component of heat transmission function, for the heating system of battery heating, and heating device can
Select the tool such as polyimide heater film, silicon rubber heating film, PTC heating plate, epoxy plate heating film for being suitble to battery system to use
There is the device of heating efficiency, heating system can be matched according to the needs of users.
Detailed description of the invention
Fig. 1 is distributed temperature control system structure diagram of the invention.
Fig. 2 is battery subsystem cellular construction figure of the invention.
Fig. 3 is cooling equipment structure chart of the invention.
Specific embodiment
In fig. 1, fig. 2 and fig. 3, the present invention provides a kind of distributed temperatures for being applicable in electric car to control battery system
System, it includes cooling equipment 1, several battery subsystems 2 and system control unit 3, and the present embodiment includes three battery subsystems
System 2, each battery subsystem 2 include shell 4, water inlet I 5 and water outlet I 6 are equipped in the side of shell 4, in shell
It is distributed with several battery units 7, heat-transfer device 8 and heating device 24 in 4, the present embodiment is distributed that there are four batteries in shell 4
Unit 7, the heat-transfer device 8 are set as water-cooled plate, insulating heat-conductive pad or heat pipe, and four battery units 7 are connected in series,
Four battery units 7 are equipped with control subelement 8, the input terminal and four battery units 7 and heat-transfer device 8 of control subelement 8
The input/output terminal of connection, control subelement 8 passes through the port I of communication port I 9 and communication bus I 10 and system control unit 11
Connection, the cooling equipment 1 include shell 12, and cold 13, water pump 14, water tank 15 and heater are distributed in shell 12
16, water inlet II 17 and water outlet II 18, the water outlet of water pump 14 and the water outlet II of shell 12 are equipped in the outside of shell 12
18 are connected, and the water inlet of water tank 15 is connected with water inlet II 17, water pump 14 and water tank 15 all with cold 13 and heater 16
Connection, II 18 points of water outlet are connected with the water inlet I 5 of several battery subsystems 2 respectively for several branches I, the present embodiment
II 18 points of water outlet are connected with the water inlet I 5 of three battery subsystems 2 respectively for three branches I, on every branch I all
Equipped with solenoid valve 19, the water outlet I 6 of each battery subsystem 2 is connected with water inlet II 17, the end of system control unit 3
II point of mouth is two-way, wherein passing through the control terminal of communication bus II 20 and communication port II 21 and the cold 13 of cooling equipment 1 all the way
It is connected with the control terminal of heater 16, another way is connected with the solenoid valve 19 on every branch I, the heating device 24
Including contactor 22 and heating device 23, contactor 22 is cascaded with heating device 23, and the port for controlling subelement passes through
Contactor is connect with the control switch of heating device 23, and the heating device 23 is set as polyimide heater film, silicon rubber
Heating film, PTC heating plate or epoxy plate heating film, the system control unit 3 are set as single-chip microcontroller, the communication bus
I 10 be CAN communication bus, and the communication bus II 20 is CAN communication bus.
Use principle of the invention are as follows: it is single-chip microcontroller that system control unit 3, which is set as single-chip microcontroller, and control subelement 8 is real-time
Battery status information is acquired, and water temperature data, battery temperature are uploaded to system control unit 3, system control unit 3 collects electricity
The information that the information and cooling equipment 1 that the control subelement 8 of pond system 2 is sent issue, system control unit 3 is according to connecing
The progress of solenoid valve 19 cooling action outside control 8 information of subelement control battery subsystem 2 that receives, in battery subsystem 2
The contactor 22 of portion's heating device 24 carries out heating movement, and the heater 16 of cooling equipment 1 can need to match according to user.It is cooling
Equipment 1 according to the instruction of system control unit 3 carry out water cool and heat movement, and can adjust in real time cold 13 refrigerating capacity,
The speed of liquid flowing, and the state of system is fed back into system control unit 3, system control unit 3 is according to cooling equipment 1
With the information of battery subsystem 2, the heating and cooling of real-time control one or more battery subsystem 2, and can be according to each
The data information analysis of battery subsystem 2 cools and heats action state and effect, adjusts the output power of cold 13 in time, when
It was found that system control unit 3 starts cooling equipment 1 and is freezed or heated when all 2 temperature of battery subsystem are relatively low and higher,
When find any battery subsystem 2 compare with other systems there are temperature drift or it is relatively low when, control solenoid valve 19 can be passed through singly
The contactor 22 for solely carrying out the heating device 24 inside liquid cooling or battery subsystem 2 to the battery subsystem 2 heats,
Carry out temperature leveling.When 2 temperature of system discovery battery subsystem can not adjust temperature, alarm condition is reported to vehicle system
System is reminded and carries out after-sales service.
Claims (7)
1. a kind of distributed temperature control battery system for being applicable in electric car, it is characterized in that it include cooling equipment (1) if,
Dry cell subsystem (2) and system control unit (3), each battery subsystem (2) includes shell (4), in shell (4)
Side be equipped with water inlet I (5) and water outlet I (6), several battery units (7), heat-transfer device (8) are distributed with shell (4) is interior
With heating device (24), several battery units (7) are connected in series, and control subelement (11) is equipped on several battery units (7),
The input terminal of control subelement (11) is connect with several battery units (7) and heat-transfer device (8), controls the defeated of subelement (11)
Enter/output end passes through communication port I (9) and communication bus I (10) is connect with the port I of system control unit (11), described is cold
But equipment (1) includes shell (12), and cold (13), water pump (14), water tank (15) and heater is distributed in shell (12)
(16), water inlet II (17) and water outlet II (18), the water outlet and shell of water pump (14) are equipped in the outside of shell (12)
(12) water outlet II (18) is connected, and the water inlet of water tank (15) is connected with water inlet II (17), water pump (14) and water tank
(15) all connect with cold (13) and heater (16), water outlet II (18) if be divided into several branches I respectively with dry cell subsystem
The water inlet I (5) of system (2) is connected, and is designed on every branch I solenoid valve (19), the water outlet of each battery subsystem (2)
Mouthful I (6) are all connected with water inlet II (17), and the port II of system control unit (3) is divided for two-way, wherein passing through communication all the way
The control terminal of the cold (13) of bus II (20) and communication port II (21) and cooling equipment (1) and the control terminal of heater (16) connect
It connects, another way is connected with the solenoid valve (19) on every branch I.
2. the distributed temperature control battery system according to claim 1 for being applicable in electric car, it is characterized in that described
Heat-transfer device (8) is set as water-cooled plate, insulating heat-conductive pad or heat pipe.
3. the distributed temperature control battery system according to claim 1 for being applicable in electric car, it is characterized in that described
Heating device (24) includes contactor (22) and heating device (23), and contactor (22) is cascaded with heating device (23),
The port of control subelement (11) is connect by contactor (22) with the control switch of heating device (23).
4. the distributed temperature control battery system according to claim 3 for being applicable in electric car, it is characterized in that described
Heating device (23) is set as polyimide heater film, silicon rubber heating film, PTC heating plate or epoxy plate heating film.
5. the distributed temperature control battery system according to claim 1 for being applicable in electric car, it is characterized in that described
System control unit (3) is set as single-chip microcontroller.
6. the distributed temperature control battery system according to claim 1 for being applicable in electric car, it is characterized in that described
Communication bus I (10) is CAN communication bus.
7. the distributed temperature control battery system according to claim 1 for being applicable in electric car, it is characterized in that described
Communication bus II (20) is CAN communication bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811355977.XA CN109449534A (en) | 2018-11-15 | 2018-11-15 | A kind of distributed temperature control battery system being applicable in electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811355977.XA CN109449534A (en) | 2018-11-15 | 2018-11-15 | A kind of distributed temperature control battery system being applicable in electric car |
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| Publication Number | Publication Date |
|---|---|
| CN109449534A true CN109449534A (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811355977.XA Pending CN109449534A (en) | 2018-11-15 | 2018-11-15 | A kind of distributed temperature control battery system being applicable in electric car |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709616A (en) * | 2012-05-31 | 2012-10-03 | 杭州万好万家新能源科技有限公司 | Distributed thermal management system for battery modules |
| CN203180009U (en) * | 2013-03-13 | 2013-09-04 | 安徽安凯汽车股份有限公司 | Water-cooled battery thermal management system of new energy automobile |
| CN204407391U (en) * | 2015-02-13 | 2015-06-17 | 中国华能集团清洁能源技术研究院有限公司 | A kind of constant temperature matrix form energy-storage box |
| CN206282947U (en) * | 2016-12-23 | 2017-06-27 | 常州普莱德新能源电池科技有限公司 | It is applied to the temperature control system of vehicle electronic box |
| CN107627875A (en) * | 2017-08-31 | 2018-01-26 | 上海思致汽车工程技术有限公司 | A kind of electric automobile power battery intelligent temperature control system and control method |
| CN207156953U (en) * | 2017-04-25 | 2018-03-30 | 山东威林特新能源科技有限公司 | A kind of intelligent distributed lithium titanate battery intelligent management system |
| CN209786135U (en) * | 2018-11-15 | 2019-12-13 | 江苏春兰清洁能源研究院有限公司 | Distributed temperature control battery system suitable for electric automobile |
-
2018
- 2018-11-15 CN CN201811355977.XA patent/CN109449534A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709616A (en) * | 2012-05-31 | 2012-10-03 | 杭州万好万家新能源科技有限公司 | Distributed thermal management system for battery modules |
| CN203180009U (en) * | 2013-03-13 | 2013-09-04 | 安徽安凯汽车股份有限公司 | Water-cooled battery thermal management system of new energy automobile |
| CN204407391U (en) * | 2015-02-13 | 2015-06-17 | 中国华能集团清洁能源技术研究院有限公司 | A kind of constant temperature matrix form energy-storage box |
| CN206282947U (en) * | 2016-12-23 | 2017-06-27 | 常州普莱德新能源电池科技有限公司 | It is applied to the temperature control system of vehicle electronic box |
| CN207156953U (en) * | 2017-04-25 | 2018-03-30 | 山东威林特新能源科技有限公司 | A kind of intelligent distributed lithium titanate battery intelligent management system |
| CN107627875A (en) * | 2017-08-31 | 2018-01-26 | 上海思致汽车工程技术有限公司 | A kind of electric automobile power battery intelligent temperature control system and control method |
| CN209786135U (en) * | 2018-11-15 | 2019-12-13 | 江苏春兰清洁能源研究院有限公司 | Distributed temperature control battery system suitable for electric automobile |
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