CN106252790A - A kind of power battery thermal management system - Google Patents
A kind of power battery thermal management system Download PDFInfo
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- CN106252790A CN106252790A CN201610828627.5A CN201610828627A CN106252790A CN 106252790 A CN106252790 A CN 106252790A CN 201610828627 A CN201610828627 A CN 201610828627A CN 106252790 A CN106252790 A CN 106252790A
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- Prior art keywords
- magnetic cooling
- pump
- heat
- refrigeration cycle
- management system
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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
- H01M10/62—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
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
-
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
-
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/659—Means for temperature control structurally associated with the cells by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Automation & Control Theory (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a kind of power battery thermal management system, include magnetic cooling device, system control device, electrokinetic cell module, the first kind of refrigeration cycle pump, the second kind of refrigeration cycle pump, the first heat cycles pump, the second heat cycles pump, phase transition heat accumulation unit and phase change cold-storage device.The present invention is applied to battery thermal management magnetic cooling technology, thermo-magnetic effect based on magnetic cooling material, reaches the purpose of refrigeration heating；Compared with conventional refrigeration, magnetic cooling system of unit cold efficiency is high, energy consumption is little, moving component is few, noise is little, volume is little, operating frequency is low, reliability is high and non-environmental-pollution, also overcomes general heat management system simultaneously and cannot realize having heating and the problem such as the function of refrigeration and system is heavy, easy leakage concurrently.
Description
Technical field
The present invention relates to the technical field of battery cooling, refer more particularly to a kind of power battery thermal management system.
Background technology
Along with the continuous growth of new-energy automobile sales volume, new-energy automobile the security incident caused is the most increasing.
On May 26th, 2012, the pure electric taxi in one, Shenzhen is hit on fire, clashes into and causes body tail and battery tray seriously to become
Shape, power battery pack and high-tension distribution box by severe crush, and therefore ignited interior material and partial power battery etc. can
Combustion material；On April 9th, 2016, certain brand on June 14 with money hybrid power SUV spontaneous combustion, accident the most efficient heat management
System.
Electrokinetic cell temperature control and the electric automobile of automatically controlled poor-performing, there will be course continuation mileage winter and decay seriously, charge
The problems such as difficulty, being then susceptible to over-charging of battery summer causes " thermal runaway ", and then the feelings that generation electric automobile catches fire, explodes
Condition.Especially as the fast development of electric automobile, the lifting of electrokinetic cell performance is required the most urgent by it, and along with battery
Large scale and modularity, the temperature problem that battery heat production causes is the most prominent.Therefore, how to allow electric automobile cruel in severe winter
Can travel normally, safely in summer-heat is that we are badly in need of solving instantly.And good heat management system can make the building ring of battery
Border tends to " cool in summer and warm in winter ", thus improves the security reliability of battery and electric automobile whole.So, electric automobile must possess
A set of battery can be heated and freeze, reliable heat management system of highly effective and safe.
Magnetic cooling, refers to a kind of brand-new Refrigeration Technique being public matter with magnetic material, and magnetic cooling material is for mangneto
The material with magnetothermal effect of cooling system.Its ultimate principle be magnetic cooling be first to add magnetic field to magnet, by magnetic cooling material
The magnetothermal effect of material, i.e. outwardly releases heat during magnetic cooling material isothermal magnetization, and from extraneous draw heat during adiabatic demagnetization,
Reach the purpose of refrigeration.Magnetic refrigerating material is the core of magnetic cooling system.Compared with conventional refrigeration, magnetic cooling unit is freezed
Efficiency is high, energy consumption is little, moving component is few, noise is little, volume is little, operating frequency is low, reliability is high and non-environmental-pollution, thus
It is described as green refrigeration technology.The heating of this integrated efficient is used for batteries of electric automobile with Refrigeration Technique, can efficient hardening electricity
The heat management in pond, improves its security performance, cycle life and energy efficiency, and additionally its simple system structure alleviates electric automobile
Burden, increase battery modules specific energy.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of employing magnetic cooling technology carries out height to battery
Effect heating and refrigeration, energy consumption is little, moving component is few, noise is little, volume is little, operating frequency is low, reliability is high and dirty without environment
Dye, also overcomes general heat management system simultaneously and cannot realize having concurrently heating and the function of refrigeration and system is heavy, easily leak
Power battery thermal management system etc. problem.
For achieving the above object, technical scheme provided by the present invention is: include magnetic cooling device, system controls dress
Put, electrokinetic cell module, the first kind of refrigeration cycle pump, the second kind of refrigeration cycle pump, the first heat cycles pump, the second heat cycles pump,
Phase transition heat accumulation unit and phase change cold-storage device；
Described system control device respectively with magnetic cooling device, the first kind of refrigeration cycle pump, the second kind of refrigeration cycle pump, first add
Hot recycle pump, the second heat cycles pump electrical connection；
Between described magnetic cooling device, the first kind of refrigeration cycle pump, phase change cold-storage device three, pipeline connects, and forms loop；
Between described magnetic cooling device, the first heat cycles pump, phase transition heat accumulation unit three, pipeline connects, and forms loop；
Between described electrokinetic cell module, the second kind of refrigeration cycle pump, phase change cold-storage device three, pipeline connects, and is formed back
Road；
Between described electrokinetic cell module, the second heat cycles pump, phase transition heat accumulation unit three, pipeline connects, and is formed back
Road.
Described magnetic cooling device is plate type heat exchanger structure, by magnetic cooling body, superconducting magnet, insulation material, cryogenic fluid
Runner and heating fluid course composition, cryogenic fluid runner and the heating alternate superposition of fluid course, and it is respectively adopted parallel connection even
Connecing, magnetic cooling body is placed between cold fluid flow road and heating fluid course, and it is formed around insulation material；Described superconducting magnetic position
In magnetic cooling device outermost, cryogenic fluid runner good to magnetic cooling body, insulation material and superposition and heating fluid course
Around getting up.
Described electrokinetic cell module is formed by connecting by some cell connection in series-parallel, and this cell is rectangular cell, soft
Bag battery, cylindrical battery etc..
Described cryogenic fluid runner and heating each layer of fluid course the most separate and by seal presented in.
Compared with prior art, this programme is applied to battery thermal management magnetic cooling technology, according to the heat of magnetic cooling material
Magnetic effect, adds magnetic field to magnet, outwardly releases heat when magnetic cooling material magnetizes, and reaches to heat purpose, and adiabatic demagnetization
Time from extraneous draw heat, reach purpose of freezing, it is achieved heating and refrigeration being combined, " winter is warm to make the working environment of battery tend to
Xia Liang "；Compared with conventional refrigeration, magnetic cooling system of unit cold efficiency is high, energy consumption is little, moving component is few, noise is little, volume is little, work
Working frequency is low, reliability is high and non-environmental-pollution；Also overcome simultaneously general heat management system cannot realize having concurrently heating and
The problems such as the function of refrigeration and system is heavy, easy leakage；Further, since the magnetic cooling device in this programme uses plate-type heat-exchange
Device structure, it is ensured that realize the switching of refrigeration and heating while high efficient heat exchanging；Finally, phase transition heat accumulation unit and phase change cold-storage dress
Put, all use phase-change material to carry out energy storage, according to the phase-change characteristic of phase-change material, can effectively store cold and heat, it is to avoid energy
Amount loss, improves energy utilization rate.
Accompanying drawing explanation
Fig. 1 is the system schematic of the present invention；
Fig. 2 is the axonometric chart of magnetic cooling device in the present invention；
Fig. 3 is the profile in magnetic cooling device A-A face in the present invention；
In figure: 1 magnetic cooling device, 1-1 magnetic cooling body, 1-2 superconducting magnet, 1-3 insulation material, 1-4 system
Cold fluid flow road, 1-5 heats fluid course, 2 system control devices, 3 electrokinetic cell modules, 3-1 cell,
4 first kind of refrigeration cycle pumps, 5 second kind of refrigeration cycle pumps, 6 first heat cycles pumps, 7 second heat cycles pumps, 8 phases
Become regenerative apparatus, 9 phase change cold-storage devices.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described:
Seeing shown in accompanying drawing 1 to 3, a kind of power battery thermal management system described in the present embodiment, it includes magnetic cooling
Device 1, system control device 2, the 5, first heating of electrokinetic cell module the 3, first kind of refrigeration cycle pump the 4, second kind of refrigeration cycle pump follow
Ring pump the 6, second heat cycles pump 7, phase transition heat accumulation unit 8 and phase change cold-storage device 9；
Described system control device 2 respectively with magnetic cooling device the 1, first kind of refrigeration cycle pump the 4, second kind of refrigeration cycle pump 5,
One heat cycles pump the 6, second heat cycles pump 7 electrically connects；
Between described magnetic cooling device the 1, first kind of refrigeration cycle pump 4, phase change cold-storage device 9 three, pipeline connects, and is formed back
Road；
Between described magnetic cooling device the 1, first heat cycles pump 6, phase transition heat accumulation unit 8 three, pipeline connects, and is formed back
Road；
Between described electrokinetic cell module the 3, second kind of refrigeration cycle pump 5, phase change cold-storage device 9 three, pipeline connects, and is formed
Loop；
Between described electrokinetic cell module the 3, second heat cycles pump 7, phase transition heat accumulation unit 8 three, pipeline connects, and is formed
Loop.
Described magnetic cooling device 1 is plate type heat exchanger structure, by magnetic cooling body 1-1, superconducting magnet 1-2, insulation material 1-
3, cryogenic fluid runner 1-4 and heating fluid course 1-5 composition, cryogenic fluid runner 1-4 and heating fluid course 1-5 is alternate
Superposition, and be respectively adopted and be connected in parallel, magnetic cooling body 1-1 is placed between cold fluid flow road 1-4 and heating fluid course 1-5, its
It is formed around insulation material 1-3；Described superconducting magnet 1-2 is positioned at magnetic cooling device 1 outermost, magnetic cooling body 1-1, thermal insulating material
Material 1-3 and the good cryogenic fluid runner 1-4 of superposition and heating fluid course 1-5 is around getting up.
Described cryogenic fluid runner 1-4 is the most separate with the heating each layer of fluid course 1-5 and deposits with the form sealed
?.
Described electrokinetic cell module 3 is formed by connecting by some cell 3-1 connection in series-parallel, and this cell 3-1 is square
Battery.
During system work, system control device 2 controls superconducting magnet 1-2 and carries out magnetic cooling body 1-1 magnetizing heat production, is producing
While heat, system control device 2 also controls the first heat cycles pump 6 and drives working medium to absorb heat magnetic cooling body 1-1, takes away
Heat storage at phase transition heat accumulation unit 8；Magnetic field, magnetic cooling body 1-1 is eliminated when system control device 2 controls superconducting magnet 1-2
Carrying out demagnetization refrigeration, system control device 2 controls the first kind of refrigeration cycle pump 4 simultaneously and drives working medium to magnetic cooling body 1-1 heat release, band
Walk cold and be stored in phase change cold-storage device 9；When system control device 2 detects that the temperature of electrokinetic cell module 3 is higher than set
Temperature value TmaxTime, control the second kind of refrigeration cycle pump 5 and drive working medium to bring cold to electrokinetic cell module 6 from phase change cold-storage device 9
Freeze；When system control device 2 detects the temperature of electrokinetic cell module less than set temperature value TminTime, control second
Heat cycles pump 7 drives working medium to bring heat to heat electrokinetic cell module 3 from phase transition heat accumulation unit 8.
The present embodiment is applied to battery thermal management magnetic cooling technology, according to the thermo-magnetic effect of magnetic cooling material, to magnet
Add magnetic field, outwardly release heat when magnetic cooling material magnetizes, reach to heat purpose, and from extraneous extract heat during adiabatic demagnetization
Amount, reaches purpose of freezing, it is achieved will heat and refrigeration combines, and make the working environment of battery tend to " cool in summer and warm in winter "；With tradition system
Cold comparing, magnetic cooling system of unit cold efficiency is high, energy consumption is little, moving component is few, noise is little, volume is little, operating frequency is low, reliability
Height and non-environmental-pollution；Also overcome general heat management system cannot realize having heating and the function of refrigeration concurrently and being simultaneously
Unite the problems such as heavy, easy leakage；Further, since the magnetic cooling device 1 in embodiment uses plate type heat exchanger structure, it is ensured that high
The switching of refrigeration and heating is realized while effect heat exchange；Finally, phase transition heat accumulation unit 8 and phase change cold-storage device 9, all use phase transformation
Material carries out energy storage, according to the phase-change characteristic of phase-change material, can effectively store cold and heat, it is to avoid energy loss, improves energy
Source utilization rate.
The examples of implementation of the above are only the preferred embodiments of the invention, not limit the enforcement model of the present invention with this
Enclose, therefore the change that all shapes according to the present invention, principle are made, all should contain within the scope of the present invention.
Claims (4)
1. a power battery thermal management system, it is characterised in that: it includes magnetic cooling device (1), system control device
(2), electrokinetic cell module (3), the first kind of refrigeration cycle pump (4), the second kind of refrigeration cycle pump (5), the first heat cycles pump (6),
Two heat cycles pumps (7), phase transition heat accumulation unit (8) and phase change cold-storage device (9)；
Described system control device (2) respectively with magnetic cooling device (1), the first kind of refrigeration cycle pump (4), the second kind of refrigeration cycle pump
(5), the first heat cycles pump (6), the second heat cycles pump (7) electrical connection；
Between described magnetic cooling device (1), the first kind of refrigeration cycle pump (4), phase change cold-storage device (9) three, pipeline connects, and is formed
Loop；
Between described magnetic cooling device (1), the first heat cycles pump (6), phase transition heat accumulation unit (8) three, pipeline connects, and is formed
Loop；
Between described electrokinetic cell module (3), the second kind of refrigeration cycle pump (5), phase change cold-storage device (9) three, pipeline connects, shape
Become loop；
Between described electrokinetic cell module (3), the second heat cycles pump (7), phase transition heat accumulation unit (8) three, pipeline connects, shape
Become loop.
A kind of power battery thermal management system the most according to claim 1, it is characterised in that: described magnetic cooling device (1)
For plate type heat exchanger structure, by magnetic cooling body (1-1), superconducting magnet (1-2), insulation material (1-3), cryogenic fluid runner (1-
4) and heating fluid course (1-5) composition, cryogenic fluid runner (1-4) and heating fluid course (1-5) alternate superposition, and divide
Cai Yong not be connected in parallel, magnetic cooling body (1-1) is placed between cold fluid flow road (1-4) and heating fluid course (1-5), its surrounding
It is provided with insulation material (1-3)；Described superconducting magnet (1-2) is positioned at magnetic cooling device (1) outermost, magnetic cooling body (1-1), protects
Adiabator (1-3) and the good cryogenic fluid runner (1-4) of superposition and heating fluid course (1-5) are around getting up.
A kind of power battery thermal management system the most according to claim 1, it is characterised in that: described electrokinetic cell module
(3) being formed by connecting by some cells (3-1) connection in series-parallel, this cell (3-1) is rectangular cell, soft-package battery, cylinder
Shape battery etc..
A kind of power battery thermal management system the most according to claim 2, it is characterised in that: described cryogenic fluid runner
(1-4) and heating fluid course (1-5) each layer is independent mutually and presented in sealing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610828627.5A CN106252790B (en) | 2016-09-18 | 2016-09-18 | A kind of power battery thermal management system |
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| CN201610828627.5A CN106252790B (en) | 2016-09-18 | 2016-09-18 | A kind of power battery thermal management system |
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| CN106252790A true CN106252790A (en) | 2016-12-21 |
| CN106252790B CN106252790B (en) | 2019-02-15 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994290A (en) * | 2017-11-24 | 2018-05-04 | 西安交通大学 | A kind of batteries of electric automobile compound thermal management system |
| CN109149012A (en) * | 2018-09-29 | 2019-01-04 | 山东大学 | Temperature control system, Thermal Management System for EV Battery Packs and method based on magnetic Refrigeration Technique |
| CN110190296A (en) * | 2019-05-16 | 2019-08-30 | 苏州纳尔森能源科技有限公司 | Battery thermal management system and its control method |
| FR3099643A1 (en) * | 2019-08-02 | 2021-02-05 | Valeo Systemes Thermiques | Battery thermal management device comprising a magnetocaloric device |
| CN113241486A (en) * | 2021-04-02 | 2021-08-10 | 孙启煜 | Outdoor cold-resistant lithium battery |
| CN117074977A (en) * | 2023-10-10 | 2023-11-17 | 中汽研（天津）汽车工程研究院有限公司 | Automatic test method and system for simulating performance of real vehicle battery pack |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107994290A (en) * | 2017-11-24 | 2018-05-04 | 西安交通大学 | A kind of batteries of electric automobile compound thermal management system |
| CN109149012A (en) * | 2018-09-29 | 2019-01-04 | 山东大学 | Temperature control system, Thermal Management System for EV Battery Packs and method based on magnetic Refrigeration Technique |
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| FR3099643A1 (en) * | 2019-08-02 | 2021-02-05 | Valeo Systemes Thermiques | Battery thermal management device comprising a magnetocaloric device |
| CN113241486A (en) * | 2021-04-02 | 2021-08-10 | 孙启煜 | Outdoor cold-resistant lithium battery |
| CN117074977A (en) * | 2023-10-10 | 2023-11-17 | 中汽研（天津）汽车工程研究院有限公司 | Automatic test method and system for simulating performance of real vehicle battery pack |
| CN117074977B (en) * | 2023-10-10 | 2023-12-22 | 中汽研（天津）汽车工程研究院有限公司 | Automatic test method and system for simulating performance of real vehicle battery pack |
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|---|---|
| CN106252790B (en) | 2019-02-15 |
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