CN207395226U - A kind of power battery pack ambient temperature control device with accumulator - Google Patents

A kind of power battery pack ambient temperature control device with accumulator Download PDF

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Publication number
CN207395226U
CN207395226U CN201721508669.7U CN201721508669U CN207395226U CN 207395226 U CN207395226 U CN 207395226U CN 201721508669 U CN201721508669 U CN 201721508669U CN 207395226 U CN207395226 U CN 207395226U
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CN
China
Prior art keywords
heat
exchanger
infusion pump
accumulator
liquid coolant
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Expired - Fee Related
Application number
CN201721508669.7U
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Chinese (zh)
Inventor
刘万辉
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Chongqing Dili Technology Co Ltd
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Chongqing Dili Technology Co Ltd
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Priority to CN201721508669.7U priority Critical patent/CN207395226U/en
Application granted granted Critical
Publication of CN207395226U publication Critical patent/CN207395226U/en
Expired - Fee Related legal-status Critical Current
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

A kind of power battery pack ambient temperature control device with accumulator, it includes semiconductor refrigerating heat-producing machine, internal exchanger, accumulator, interior Xun Huan infusion pump, outer circulation infusion pump, energy storage infusion pump, composite heat-exchanger, heat exchange blower fan and electronic control panel, it is characterized in that:Heat exchanger, internal exchanger are connected with interior Xun Huan infusion pump with pipeline circulating series after semiconductor refrigerating heat-producing machine, heat exchanger, composite heat-exchanger are connected with outer circulation infusion pump with pipeline circulating series before semiconductor refrigerating heat-producing machine, form inside and outside Two-way Cycle liquid coolant circulation flow passage mutually isolated in same temperature control equipment, heat exchanger, accumulator are connected with energy storage infusion pump with pipeline circulating series after semiconductor refrigerating heat-producing machine, form liquid coolant energy storage circulation flow passage, the utility model has the characteristics of simple in structure, work efficiency is high.

Description

A kind of power battery pack ambient temperature control device with accumulator
Technical field:The utility model is related to the ambient temperature control devices of batteries of electric automobile group, particularly one kind half The electric automobile power battery group ambient temperature control device of conductor cooling and warming.
Background technology:Batteries of electric automobile group currently on the market is fitted without active ambient temperature control device, leads The charge/discharge operation poor performance of the battery pack when environment temperature is too low is caused, battery pack must stop filling when environment temperature is especially high Electric discharge work, therefore the limitation in terms of use environment temperature requirement influences to constrain the development of electric automobile market.
Goal of the invention:The purpose of this utility model is to provide the semiconductor refrigerating of such a electric automobile power battery group Ambient temperature control device is heated, it can control the environment temperature of electric automobile power battery group in prescribed limit, protect The normal charge/discharge operation performance of electric automobile power battery group is demonstrate,proved, it has the characteristics of simple in structure, work efficiency is high.
The purpose of this utility model is realized by following technical solution:With the good metal material system of heat conductivility Heat exchanger and preceding heat exchanger after suitable semiconductor refrigerating heat-producing machine are made, efficient semiconductor chilling plate is selected, uses semiconductor Cooling piece, rear heat exchanger and preceding heat exchanger are assembled into semiconductor refrigerating heat-producing machine, and heat exchanger is provided with after semiconductor refrigerating heat-producing machine Allow liquid coolant by rear heat exchanger liquid coolant inflow/outflow mouth, be provided with inside heat exchanger after semiconductor refrigerating heat-producing machine The curved rear heat exchanger liquid coolant flow passage of S types being connected with rear heat exchanger liquid coolant inflow/outflow mouth, semiconductor Before refrigerating and heating device heat exchanger be provided with allow liquid coolant by preceding heat exchanger liquid coolant inflow/outflow mouth, semiconductor refrigerating The curved preceding heat exchanger of S types being connected with preceding heat exchanger liquid coolant inflow/outflow mouth is provided with before heat-producing machine inside heat exchanger Liquid coolant flow passage is fabricated to internal exchanger with the good material of heat conductivility, and internal exchanger, which is provided with, makes liquid cold Matchmaker by internal exchanger liquid coolant inflow/outflow mouth, be provided with and internal exchanger liquid coolant inside internal exchanger The internal exchanger liquid coolant flow passage that inflow/outflow mouth is connected is fabricated to compound with the good material of heat conductivility Heat exchanger, composite heat-exchanger be provided with allow liquid coolant by composite heat-exchanger liquid coolant inflow/outflow mouth, composite heat-exchanger Inside is provided with the composite heat-exchanger liquid coolant flow passage being connected with composite heat-exchanger liquid coolant inflow/outflow mouth, system Make the special accumulator with appropriate volume and good thermal insulation property, make special electronic control panel, select in suitable Infusion pump, outer circulation infusion pump, energy storage infusion pump and heat exchange blower fan are cycled, semiconductor refrigerating heat-producing machine is mutually electric with electronic control panel Gas connects, and interior Xun Huan infusion pump is mutually electrically connected with electronic control panel, and outer circulation infusion pump is mutually electrically connected with electronic control panel, Energy storage infusion pump is mutually electrically connected with electronic control panel, and heat exchange blower fan is mutually electrically connected with electronic control panel, internal exchanger quilt Mounted on the inside of electric automobile power battery group mounting box, semiconductor refrigerating heat-producing machine is installed in electronic with composite heat-exchanger The outside of automobile power cell group mounting box, it is characterized in that:It heat exchanger after semiconductor refrigerating heat-producing machine, internal exchanger and interior follows Ring infusion pump is connected with pipeline circulating series, heat exchanger, composite heat-exchanger and outer circulation infusion pump before semiconductor refrigerating heat-producing machine It is connected with pipeline circulating series, forms inside and outside Two-way Cycle liquid coolant Xun Huan mutually isolated in same temperature control equipment Flow passage, heat exchanger, accumulator are connected with energy storage infusion pump with pipeline circulating series after semiconductor refrigerating heat-producing machine, form liquid Body refrigerant energy storage circulation flow passage.
The operation principle of the utility model is such, here with the environment of electric automobile power battery group under hot environment The refrigeration of temperature control equipment, for example, after the ambient temperature control device energization of electric automobile power battery group, is partly led Body refrigerating and heating device, interior Xun Huan infusion pump, outer circulation infusion pump and heat exchange blower fan are started to work, and internal exchanger is constantly driven The internal suction heat of power battery mounting box passes through the liquid coolant that is connected with heat exchanger after semiconductor refrigerating heat-producing machine Circulation flow passage imparts heat to heat exchanger after semiconductor refrigerating heat-producing machine, then by the work of semiconductor chilling plate heat Heat exchanger before semiconductor refrigerating heat-producing machine is transmitted to, then composite heat-exchanger is imparted heat to by circulating for liquid coolant, by It works and radiates in heat exchange blower fan, the heat on composite heat-exchanger is constantly dispersed into the air of surrounding, power battery pack installation Heat inside box is constantly siphoned away, and temperature reduces, and the environment temperature control for reaching electric automobile power battery group is providing In the range of purpose, when electric automobile power battery group environment temperature control in prescribed limit after, energy storage infusion pump starts It works, the heat in accumulator in liquid coolant exchanges heat after being constantly transmitted to semiconductor refrigerating heat-producing machine by circulation flow passage Device, then heat exchanger before semiconductor refrigerating heat-producing machine is imparted heat to by the work of semiconductor chilling plate, then pass through liquid coolant Circulate and impart heat to composite heat-exchanger, radiate since heat exchange blower fan works, the heat on composite heat-exchanger is continuous It being dispersed into the air of surrounding, the heat of liquid coolant is constantly siphoned away in accumulator, and temperature is reduced to the temperature of setting, when When electric automobile power battery group carries out quick charge, charging current is very big, power battery pack temperature meeting rapid increase, at this time The cold of cryogenic liquid refrigerant is simultaneously to electric powered motor electricity in the cold and accumulator that are generated with semiconductor refrigerating heat-producing machine Pond group cools down, and the environment temperature of electric automobile power battery group is controlled within the temperature range of license.
Description of the drawings:The description of the drawings of the utility model is as follows:
Fig. 1 is the theory structure schematic diagram of the embodiment of the utility model;
Fig. 2 be the utility model embodiment in preceding heat exchanger and rear heat exchanger front section view;
In figure:1. internal exchanger;Xun Huan infusion pump in 2.;Heat exchanger after 3.;4. semiconductor chilling plate;It exchanges heat before 5. Device;6. outer circulation infusion pump;7. composite heat-exchanger;8. heat exchange blower fan;9. accumulator;10. energy storage infusion pump;Heat exchanger before 11. And rear heat exchanger liquid coolant flow passage;12. preceding heat exchanger and rear heat exchanger liquid coolant inflow/outflow mouth.
Specific embodiment:The utility model is described further with reference to the accompanying drawings and examples:
As shown in Figure 1 and Figure 2, after being fabricated to suitable semiconductor refrigerating heat-producing machine with the good metal material of heat conductivility Heat exchanger 3 and preceding heat exchanger 5 select efficient semiconductor chilling plate 4, with semiconductor chilling plate 4, rear heat exchanger 3 and preceding heat exchange Device 5 is assembled into semiconductor refrigerating heat-producing machine, after semiconductor refrigerating heat-producing machine heat exchanger 3 be provided with allow liquid coolant by rear heat exchange Device liquid coolant inflow/outflow mouth 12 is provided with and rear heat exchanger liquid coolant stream inside heat exchanger 3 after semiconductor refrigerating heat-producing machine Enter/the S types that are connected of outflux 12 it is curved after heat exchanger liquid coolant flow passage 11, exchange heat before semiconductor refrigerating heat-producing machine Device 5 be provided with allow liquid coolant by preceding heat exchanger liquid coolant inflow/outflow mouth 12, heat exchanger before semiconductor refrigerating heat-producing machine The curved preceding heat exchanger liquid coolant flowing of the S types being connected with preceding heat exchanger liquid coolant inflow/outflow mouth 12 is provided with inside 5 Access 11 is fabricated to internal exchanger 1 with the good material of heat conductivility, internal exchanger 1 be provided with allow liquid coolant by Internal exchanger liquid coolant inflow/outflow mouth is provided with and internal exchanger liquid coolant inflow/stream inside internal exchanger 1 The internal exchanger liquid coolant flow passage being connected is exported, composite heat-exchanger 7 is fabricated to the good material of heat conductivility, Composite heat-exchanger 7 be provided with allow liquid coolant by composite heat-exchanger liquid coolant inflow/outflow mouth, inside composite heat-exchanger 7 The composite heat-exchanger liquid coolant flow passage being connected with composite heat-exchanger liquid coolant inflow/outflow mouth is provided with, is made special Door has appropriate volume and the accumulator 9 of good thermal insulation property, makes special electronic control panel, selects Xun Huan in suitable Infusion pump 2, outer circulation infusion pump 6, energy storage infusion pump 10 and heat exchange blower fan 8, semiconductor refrigerating heat-producing machine and electronic control panel phase Electrical connection, interior Xun Huan infusion pump 2 are mutually electrically connected with electronic control panel, and outer circulation infusion pump 6 is mutually electrical with electronic control panel Connection, energy storage infusion pump 10 is mutually electrically connected with electronic control panel, heat exchange blower fan 8 is mutually electrically connected with electronic control panel, internal Heat exchanger 1 is installed in the inside of batteries of electric automobile group mounting box, and semiconductor refrigerating heat-producing machine is mounted with composite heat-exchanger 7 In the outside of batteries of electric automobile group mounting box, it is characterized in that:Heat exchanger 3,1 and of internal exchanger after semiconductor refrigerating heat-producing machine Interior Xun Huan infusion pump 2 is connected with pipeline circulating series, heat exchanger 5, composite heat-exchanger 7 and outer circulation before semiconductor refrigerating heat-producing machine Infusion pump 6 is connected with pipeline circulating series, and it is cold to form inside and outside Two-way Cycle liquid mutually isolated in same temperature control equipment Matchmaker's circulation flow passage, heat exchanger 3, accumulator 9 and the pipeline circulating series of energy storage infusion pump 10 after semiconductor refrigerating heat-producing machine Connection forms liquid coolant energy storage circulation flow passage.
The operation principle of the utility model is such, here with the environment of electric automobile power battery group under hot environment The refrigeration of temperature control equipment, for example, after the ambient temperature control device energization of electric automobile power battery group, is partly led Body refrigerating and heating device, interior Xun Huan infusion pump 2, outer circulation infusion pump 6 and heat exchange blower fan 8 are started to work, and internal exchanger 1 is constantly From the internal suction heat of battery mounting box, pass through the liquid coolant being connected with heat exchanger 3 after semiconductor refrigerating heat-producing machine Circulation flow passage impart heat to heat exchanger 3 after semiconductor refrigerating heat-producing machine, then the work handle for passing through semiconductor chilling plate 4 Heat is transmitted to heat exchanger 5 before semiconductor refrigerating heat-producing machine, then imparts heat to composite heat-exchange by circulating for liquid coolant Device 7 radiates since heat exchange blower fan 8 works, and the heat on composite heat-exchanger 7 is constantly dispersed into the air of surrounding, battery pack Heat inside mounting box is constantly siphoned away, and temperature reduces, and the environment temperature control for reaching electric automobile power battery group exists Purpose in prescribed limit, after the environment temperature of electric automobile power battery group is controlled in prescribed limit, energy storage infusion pump 10 start to work, and the heat in accumulator 9 in liquid coolant is constantly transmitted to semiconductor refrigerating heat-producing machine by circulation flow passage Heat exchanger 3 afterwards, then heat exchanger 5 before semiconductor refrigerating heat-producing machine is imparted heat to by the work of semiconductor chilling plate 4, then pass through Circulating for liquid coolant imparts heat to composite heat-exchanger 7, radiates since heat exchange blower fan 8 works, on composite heat-exchanger 7 Heat is constantly dispersed into the air of surrounding, and the heat of liquid coolant is constantly siphoned away in accumulator 9, and temperature, which is reduced to, to be set Fixed temperature, when electric automobile power battery group carries out quick charge, charging current is very big, and power battery pack temperature can be quick Rise, the cold of cryogenic liquid refrigerant is simultaneously to electricity in cold and accumulator 9 that at this moment standby semiconductor refrigerating heat-producing machine generates Electrical automobile power battery pack cools down, and the temperature of electric automobile power battery group is controlled within the temperature range of license.
Internal exchanger 1 can be made of at least one sub- internal exchanger, and each sub- internal exchanger is installed in The inside of the sub- power battery pack mounting box of each of electric vehicle;
The internal exchanger being connected with internal exchanger liquid coolant inflow/outflow mouth is provided with inside internal exchanger 1 Liquid coolant flow passage can be that S types are curved;
The internal exchanger being connected with internal exchanger liquid coolant inflow/outflow mouth is provided with inside internal exchanger 1 Liquid coolant flow passage can also be made of at least two parallel liquid coolant flow passage parallel communications;
Internal exchanger 1 can be metal tube and the threaded pipe type heat exchanger of bending forming again after welded wire;
Internal exchanger 1 can also be that the tube-sheet type of bending forming exchanges heat again after metal tube is closely bonded with sheet metal Device;
It is provided with inside heat exchanger 3 after semiconductor refrigerating heat-producing machine and is connected with rear heat exchanger liquid coolant inflow/outflow mouth 12 Logical rear heat exchanger liquid coolant flow passage 11 can also be in parallel by least two parallel liquid coolant flow passages Connection composition;
It is provided with inside heat exchanger 5 before semiconductor refrigerating heat-producing machine and is connected with preceding heat exchanger liquid coolant inflow/outflow mouth 12 Logical preceding heat exchanger liquid coolant flow passage 11 can also be in parallel by least two parallel liquid coolant flow passages Connection composition;
Composite heat-exchanger 7 can be metal tube and the threaded pipe type heat exchanger of bending forming again after welded wire;
Composite heat-exchanger 7 can also be that metal tube combines the finned heat exchanger formed with metal fin;
A solenoid valve can be connected between energy storage infusion pump and accumulator.

Claims (3)

1. a kind of power battery pack ambient temperature control device with accumulator, it includes semiconductor refrigerating heat-producing machine, inside is changed Hot device (1), it is interior cycle infusion pump (2), outer circulation infusion pump (6), composite heat-exchanger (7), heat exchange blower fan (8), accumulator (9), Energy storage infusion pump (10) and electronic control panel, semiconductor refrigerating heat-producing machine are mutually electrically connected with electronic control panel, interior Xun Huan infusion Pump (2) is mutually electrically connected with electronic control panel, and outer circulation infusion pump (6) is mutually electrically connected with electronic control panel, energy storage infusion pump (10) mutually it is electrically connected with electronic control panel, heat exchange blower fan (8) is mutually electrically connected with electronic control panel, it is characterized in that:Semiconductor Heat exchanger (3), internal exchanger (1) are connected with interior Xun Huan infusion pump (2) with pipeline circulating series after refrigerating and heating device, semiconductor Heat exchanger (5), composite heat-exchanger (7) and outer circulation infusion pump (6) are connected with pipeline circulating series before refrigerating and heating device, are formed same Mutually isolated inside and outside Two-way Cycle liquid coolant circulation flow passage, semiconductor refrigerating heat-producing machine in one temperature control equipment Heat exchanger (3), accumulator (9) and energy storage infusion pump (10) are connected with pipeline circulating series afterwards, form liquid coolant energy storage Xun Huan Flow passage.
2. a kind of power battery pack ambient temperature control device with accumulator as described in claim 1, it is characterized in that:Inside is changed Hot device (1) is installed in the inside of electric automobile power battery group mounting box.
3. a kind of power battery pack ambient temperature control device with accumulator as described in claim 1, it is characterized in that:It is compound to change Heat exchange blower fan (8) is installed by hot device (7).
CN201721508669.7U 2017-10-30 2017-10-30 A kind of power battery pack ambient temperature control device with accumulator Expired - Fee Related CN207395226U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721508669.7U CN207395226U (en) 2017-10-30 2017-10-30 A kind of power battery pack ambient temperature control device with accumulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721508669.7U CN207395226U (en) 2017-10-30 2017-10-30 A kind of power battery pack ambient temperature control device with accumulator

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CN207395226U true CN207395226U (en) 2018-05-22

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111987388A (en) * 2020-09-02 2020-11-24 江苏工程职业技术学院 Temperature control device for energy storage system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111987388A (en) * 2020-09-02 2020-11-24 江苏工程职业技术学院 Temperature control device for energy storage system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180522

Termination date: 20201030

CF01 Termination of patent right due to non-payment of annual fee