CN110311070A - A kind of batteries of electric automobile temperature barrier - Google Patents

A kind of batteries of electric automobile temperature barrier Download PDF

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Publication number
CN110311070A
CN110311070A CN201910475152.XA CN201910475152A CN110311070A CN 110311070 A CN110311070 A CN 110311070A CN 201910475152 A CN201910475152 A CN 201910475152A CN 110311070 A CN110311070 A CN 110311070A
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CN
China
Prior art keywords
heat
condenser pipe
battery
condensation
stirling engine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201910475152.XA
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Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Xinluo Technology Co Ltd
Original Assignee
Shanghai Xinluo Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Xinluo Technology Co Ltd filed Critical Shanghai Xinluo Technology Co Ltd
Priority to CN201910475152.XA priority Critical patent/CN110311070A/en
Publication of CN110311070A publication Critical patent/CN110311070A/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
    • 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
    • H01M10/62—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
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6554—Rods or plates
    • 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
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • 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
    • H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The present invention provides a kind of batteries of electric automobile temperature barrier, including battery box, Stirling engine, micro pump and heat exchanger, the battery box includes spaced condenser pipe interlayer and battery modules accommodating chamber, a U-shaped condenser pipe is provided in each condenser pipe interlayer, the U-shaped condenser pipe water inlet stretches out outside battery box to be connected with condensation water inlet manifold, U-shaped condenser pipe water outlet stretches out outside battery box to be connected with condensation of water general pipeline, the condensation of water general pipeline is connected with the water inlet of micro pump, the water outlet of the micro pump is connected with heat exchanger Heating medium, the heating agent outlet of heat exchanger is connected with condensation into supply mains, the hot cylinder of Stirling engine fits on the heat-conducting plate of battery top, Stirling engine power output shaft and the power of micro pump input shaft phase Even, which is automatically performed cold cycling, adjusts flow velocity, completes heat recovery, promotes battery durable and security performance.

Description

A kind of batteries of electric automobile temperature barrier
Technical field
The present invention relates to the technical field of thermal protection, specially a kind of batteries of electric automobile thermal protection technology.
Background technique
Current driving force battery pack is widely used in various fields, for example, can be used for electric car.As people protect The development of the enhancing of environment and energy saving consciousness, electric car gets more and more people's extensive concerning, and as electric vehicle heart Power battery pack is even more the emphasis of electric car research.
Then power battery pack is clamped, is fixed by several single batteries serial or parallel connection in different ways.It is single Body battery can be traditional nickel every alkaline secondary cells such as, ni-mhs, or lithium ion battery.
Since power battery operating current is very big, battery pack can generate amount of heat in use.But In above-mentioned existing power battery pack, the amount of heat of generation cannot be recycled, and concentrating on leads to battery temperature in battery It is excessively high, these problems not only will affect the cruising ability of battery pack, chemical property and may cause battery-heating, it is on fire, The safety accidents such as explosion.
Summary of the invention
The purpose of the present invention is to provide a kind of batteries of electric automobile temperature barriers, recycle the heat that battery generates To carry out the cooling of battery, promotion battery durable ability, reduction battery temperature.
To achieve the goals above, the specific technical solution that the present invention uses is as follows:
A kind of batteries of electric automobile temperature barrier, including battery box, Stirling engine, micro pump and heat exchange Device, the battery box include spaced battery modules accommodating chamber and condenser pipe interlayer, each battery modules It is provided with one group of battery modules in accommodating chamber, a U-shaped condenser pipe is provided in each condenser pipe interlayer, described is U-shaped cold Solidifying water inlet tube mouth stretches out that battery box is outer to be connected with condensation water inlet manifold, outside U-shaped condenser pipe water outlet stretching battery box and Condensation of water general pipeline is connected, and the condensation of water general pipeline is connected with the water inlet of micro pump, and the micro pump goes out The mouth of a river is connected with heat exchanger Heating medium, and the heating agent outlet of heat exchanger is connected with condensation into supply mains, the battery box Top is equipped with graphene heat-conducting plate, and the hot cylinder of Stirling engine fits on heat-conducting plate, Stirling engine power output Shaft is connected with the power of micro pump input shaft.
Preferably, the graphene heat-conducting plate is made of graphene layer, metal particle layer and heat-conducting glue layer, graphene layer Fit in the hot cylinder of Stirling engine, heat-conducting glue layer fits in battery modules, metal particle layer be located at graphene layer with it is thermally conductive Between glue-line.
It is further preferred that metal particle layer is copper powder or nickel powder；The heat-conducting glue layer is heat conduction silicone.
The utility model has the advantages that
1, compared with prior art, Stirling engine is set in battery case by the present invention, when battery-heating, Si Te Woods engine absorbs cell heat by graphene heat-conducting plate and converts mechanical energy for cell heat, drives micro pump, makes cold Lime set is circulated in U-shaped condenser pipe to battery cooling, realizes cell heat recycling to realize that battery radiates.
2, the battery box includes that spaced battery modules accommodating chamber and condenser pipe interlayer, condenser pipe are set to In condenser pipe interlayer, battery modules are set in battery modules accommodating chamber, the coolant liquid in the U-shaped condenser pipe of battery modules two sides The heat that generates when can take away battery modules work, to realize the fast cooling to battery modules, in addition, battery modules and Condenser pipe subregion, guarantee avoids the problem that the leakage of liquid cooling liquid is corroded so as to cause battery pack and damages, and greatly improves product Security reliability.
Detailed description of the invention
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawing to of the invention specific Implementation method is described in further detail.
Fig. 1 is schematic structural view of the invention.
Battery box 1, U-shaped condenser pipe 2 condense water inlet manifold 3, Stirling engine cooling cylinder 4, the hot cylinder of Stirling engine 5, Stirling engine 7, heat exchanger 8, Stirling engine power output shaft 9, micro pump 10, the input of micro pump power Axis 11, condensation of water general pipeline 12, graphene heat-conducting plate 13, battery modules accommodating chamber 14, condenser pipe interlayer 15.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Refering to fig. 1, a kind of batteries of electric automobile temperature barrier, including battery box 1, Stirling engine 5, Miniature water Pump 10 and heat exchanger, the battery box include spaced condenser pipe interlayer 15 and battery modules accommodating chamber 14, described Each battery modules accommodating chamber in be provided with one group of battery modules, be provided with one in each condenser pipe interlayer 15 U-shaped condenser pipe 2,2 water inlet of U-shaped condenser pipe stretches out outside battery box to be connected with condensation water inlet manifold 3, U-shaped condensation 2 water outlet of pipe stretches out outside battery box to be connected with condensation of water general pipeline 12, the condensation of water general pipeline 12 and micro pump 10 Water inlet be connected, the water outlet of the micro pump 10 is connected with 8 Heating medium of heat exchanger, and the heating agent of heat exchanger 8 exports It is connected with condensation water inlet manifold 3, the refrigerant inlet and refrigerant exit in heat exchanger 8 are connect with the refrigeration system of vehicle respectively, are changed The refrigerant inlet of hot device 8 accesses coolant liquid from the refrigeration system of vehicle, is back to vehicle after carrying out heat exchange with U-shaped condenser pipe Refrigeration system,
Graphene heat-conducting plate 13 is equipped at the top of the battery box 1, the hot cylinder 5 of Stirling engine fits in thermally conductive On plate 13, Stirling engine power output shaft 9 is connected with the power of micro pump input shaft 11.The graphene is thermally conductive Plate 13 is made of graphene layer, metal particle layer and heat conduction silicone；The graphene layer fits in Stirling engine heat Cylinder, heat conduction silicone fit in battery modules, and metal particle layer is between graphene layer and heat-conducting glue layer, further preferably Ground, metal particle layer are copper powder or nickel powder；
When battery modules adstante febre, heat-conducting glue layer absorbs heat, when transferring heat to metal particle layer, because of metallic particles The isotropism of thermally conductive aspect, keep heat faster be transmitted to graphene layer, because graphene layer is two-dimensional structure, heat is high Imitate to pass to the hot cylinder 5 of Stirling engine, hot cylinder expanded by heating pushes piston rod driving Stirling engine power output to turn Axis 9, Stirling engine power output shaft 9 are coupled with micro pump power input shaft 11, drive micro pump 10, make to condense Liquid is flowed out from battery case 1, into the cooling of heat exchanger 8 and reenters battery case 1, completes battery cooling.
In conclusion the present invention can be to the heat automatically generated to batteries of electric automobile by using above structure It effectively recycles and battery-efficient is made to cool down, avoid battery because sending out heat waste thermogenetic, continuation of the journey is insufficient, and temperature is excessively high to ask Topic, improves the endurance and security performance of battery.
The preferred embodiments of the disclosure and embodiment are explained in detail above in conjunction with attached drawing, but it is of the invention It is not limited to the above embodiment and embodiment can also not take off within the knowledge of those skilled in the art Various changes can be made under the premise of from present inventive concept.

Claims (4)

1. a kind of batteries of electric automobile temperature barrier, which is characterized in that including battery box, Stirling engine, Miniature water Pump and heat exchanger, the battery box include spaced battery modules accommodating chamber and condenser pipe interlayer, and described is each It is provided with one group of battery modules in battery modules accommodating chamber, a U-shaped condenser pipe is provided in each condenser pipe interlayer, it is described U-shaped condenser pipe water inlet stretch out that battery box is outer to be connected with condensation water inlet manifold, U-shaped condenser pipe water outlet stretching battery case It is connected in vitro with condensation of water general pipeline, the condensation of water general pipeline is connected with the water inlet of micro pump, the Miniature water The water outlet of pump is connected with heat exchanger Heating medium, and the heating agent outlet of heat exchanger is connected with condensation into supply mains, the electricity Graphene heat-conducting plate is equipped at the top of the box body of pond, the hot cylinder of Stirling engine fits on heat-conducting plate, and Stirling engine is dynamic Power output revolving shaft is connected with the power of micro pump input shaft.
2. a kind of batteries of electric automobile temperature barrier according to claim 1, which is characterized in that the graphene is led Hot plate is made of graphene layer, metal particle layer and heat-conducting glue layer, and graphene layer fits in the hot cylinder of Stirling engine, heat-conducting glue Layer fits in battery modules, and metal particle layer is between graphene layer and heat-conducting glue layer.
3. a kind of batteries of electric automobile temperature barrier according to claim 2, which is characterized in that metallic particles Layer is copper powder or nickel powder.
4. a kind of batteries of electric automobile temperature barrier according to claim 1, which is characterized in that the heat-conducting glue layer For heat conduction silicone.
CN201910475152.XA 2019-06-03 2019-06-03 A kind of batteries of electric automobile temperature barrier Withdrawn CN110311070A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910475152.XA CN110311070A (en) 2019-06-03 2019-06-03 A kind of batteries of electric automobile temperature barrier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910475152.XA CN110311070A (en) 2019-06-03 2019-06-03 A kind of batteries of electric automobile temperature barrier

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CN110311070A true CN110311070A (en) 2019-10-08

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CN201910475152.XA Withdrawn CN110311070A (en) 2019-06-03 2019-06-03 A kind of batteries of electric automobile temperature barrier

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471574A (en) * 2021-09-02 2021-10-01 深圳联钜自控科技有限公司 Temperature control device and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113471574A (en) * 2021-09-02 2021-10-01 深圳联钜自控科技有限公司 Temperature control device and method
CN113471574B (en) * 2021-09-02 2022-01-04 深圳联钜自控科技有限公司 Temperature control device and method

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Application publication date: 20191008

WW01 Invention patent application withdrawn after publication