WO2019139022A1 - 冷却装置および電池システム - Google Patents

冷却装置および電池システム Download PDF

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Publication number
WO2019139022A1
WO2019139022A1 PCT/JP2019/000300 JP2019000300W WO2019139022A1 WO 2019139022 A1 WO2019139022 A1 WO 2019139022A1 JP 2019000300 W JP2019000300 W JP 2019000300W WO 2019139022 A1 WO2019139022 A1 WO 2019139022A1
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WO
WIPO (PCT)
Prior art keywords
coolant
opening
refrigerant
wall
partition plate
Prior art date
Application number
PCT/JP2019/000300
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English (en)
French (fr)
Japanese (ja)
Inventor
勝志 谷口
祐紀 牧田
圭俊 野田
Original Assignee
パナソニックＩｐマネジメント株式会社
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Filing date
Publication date
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to JP2019564709A priority Critical patent/JP7138299B2/ja
Priority to CN201980003810.3A priority patent/CN111033881B/zh
Publication of WO2019139022A1 publication Critical patent/WO2019139022A1/ja
Priority to JP2022132422A priority patent/JP7336713B2/ja
Priority to JP2023127036A priority patent/JP2023155255A/ja

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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
    • 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
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/617—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
    • H01M10/62—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
    • H01M10/633—Control systems characterised by algorithms, flow charts, software details or the like
    • 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
    • H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
    • 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
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
    • 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
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K11/00—Arrangement in connection with cooling of propulsion units
    • B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
    • B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/40—Electric propulsion with power supplied within the vehicle using propulsion power supplied by capacitors
    • 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
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • 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
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • 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
    • B60L55/00—Arrangements for supplying energy stored within a vehicle to a power network, i.e. vehicle-to-grid [V2G] arrangements
    • 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
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T90/14—Plug-in electric vehicles
    • 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
    • Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells

Definitions

  • the present disclosure relates to cooling technology, and more particularly to a cooling device and a battery system for cooling a battery.
  • a battery module (on-vehicle battery) for supplying electric power to a motor as a driving source is mounted.
  • a battery module for supplying electric power to a motor as a driving source.
  • cooling by the heat of vaporization of the refrigerant is performed.
  • the temperature is low in the vicinity of the refrigerant passage, and uneven cooling occurs due to the inflow side of the cooling passage becoming cooler than the discharge side, and the temperature varies depending on the position in the battery module.
  • a heat exchanger for flowing the refrigerant is attached to the cooling liquid (see, for example, Patent Document 1).
  • This indication is made in view of such a situation, and the object is to provide the art which controls the variation in the temperature in a different position in the cooling device which cools a car-mounted battery.
  • a cooling device includes a cooling fluid tank having a first inner wall and a second inner wall facing each other, and a first inner wall and a second inner wall inside the cooling fluid tank.
  • the interior of the coolant tank by extending along the plurality of refrigerant pipes flowing the refrigerant and flowing the refrigerant, and from the first inner wall inside the coolant tank to the position where the second inner wall has not reached.
  • a partition plate for partitioning the Inside the coolant tank the coolant flows through the flow path partitioned by the partition plate.
  • the cooling device for cooling the on-vehicle battery it is possible to suppress temperature variations at different positions.
  • FIG. 3 (a) to 3 (c) are diagrams showing the structure of the cooling device of FIG.
  • FIGS. 4 (a)-(b) are diagrams showing the structure of a cooling device to be compared with the cooling device of FIG. 3 (a).
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • FIG. 6 (a)-(b) are diagrams showing still another structure of the cooling device of FIG.
  • An embodiment relates to a cooling device for cooling a battery module mounted in a vehicle.
  • the battery module is installed on one side of the cooling device, and a plurality of refrigerant pipes branched from the main pipe are arranged along the one surface inside the cooling device.
  • the refrigerant from the main pipe flows through each refrigerant pipe, but since the refrigerant flow rate in each refrigerant pipe varies, the temperature varies between the refrigerant pipes. Due to the variation in temperature among the refrigerant tubes, the temperature varies depending on the position in the battery module. It is effective to attach a plurality of refrigerant pipes to the cooling fluid in order to suppress temperature variations among the refrigerant pipes.
  • the cooling fluid in order to improve the cooling efficiency, it is preferable to also flow the cooling fluid.
  • the heat absorbed from the refrigerant pipe also flows due to the flow of the coolant, the variation in temperature among the refrigerant pipes is not suppressed depending on the direction of the flow of the coolant. Therefore, it is required to flow the coolant in such a direction as to suppress the temperature variation between the refrigerant pipes.
  • the coolant flows in a direction perpendicular to the refrigerant pipe, and the temperature variation between the refrigerant pipes is suppressed by the coolant, and the direction in which the coolant flows is changed by the U-turn. Suppress.
  • parallel and vertical include not only perfect parallel and vertical but also cases where they are deviated from parallel and vertical within the range of error.
  • approximately means that they are the same within the approximate range.
  • the same reference numerals are given to the same components, and redundant description will be omitted.
  • a part of component is suitably abbreviate
  • FIG. 1 is a perspective view showing the structure of a battery system 100.
  • an orthogonal coordinate system consisting of x-axis, y-axis and z-axis is defined.
  • the x axis and the y axis are orthogonal to each other in the bottom of the battery system 100.
  • the z-axis is perpendicular to the x-axis and the y-axis and extends in the height direction of the battery system 100.
  • the positive direction of each of the x-axis, y-axis and z-axis is defined in the direction of the arrow in FIG. 1, and the negative direction is defined in the direction opposite to the arrow.
  • FIG. 1 is a perspective view including the front side of the battery system 100.
  • FIG. 1 is a perspective view including the front side of the battery system 100.
  • the battery module 10 has a box shape.
  • the cooling device 20 is a device for cooling the battery module 10. Since the length in the height direction of the cooling device 20 is shorter than the length in the front-rear direction and the left-right direction, the cooling device 20 has a low-profile plate shape.
  • the cooling device 20 may be referred to as a cooling plate.
  • the battery module 10 is installed on the upper surface of the cooling device 20. Therefore, the upper surface of the cooling device 20 and the lower surface of the battery module 10 are in contact with each other.
  • a first coolant pipe 22a collectively referred to as a coolant pipe 22
  • a second coolant pipe 22b a first refrigerant pipe 24a collectively referred to as a refrigerant pipe 24, and a second refrigerant
  • the pipe 24b is disposed.
  • the first refrigerant pipe 24a, the first cooling liquid pipe 22a, the second cooling liquid pipe 22b, and the second refrigerant pipe 24b are arranged from the left to the right of the front surface of the cooling device 20. That is, the two refrigerant pipes 24 are disposed to sandwich the two coolant pipes 22.
  • the coolant flows in from the first coolant pipe 22a, and the coolant flows out from the second coolant pipe 22b.
  • the refrigerant flows in from the first refrigerant pipe 24a, and the refrigerant flows out from the second refrigerant pipe 24b.
  • An example of the refrigerant is HFC (Hydro Fluoro Carbon).
  • the white arrows indicate the flow of the coolant, and the black arrows indicate the flow of the refrigerant.
  • FIG. 2 is an exploded perspective view showing the structure of the cooling device 20.
  • the cooling device 20 includes a coolant tank 30, a first refrigerant header 40a collectively referred to as a refrigerant header 40, a second refrigerant header 40b, and first to fourth refrigerant pipes 42a to 42d collectively referred to as a refrigerant pipe 42 and an inner fin. 44, including the top plate 50.
  • the coolant tank 30 also includes first to fourth inner walls 32a to 32d collectively referred to as an inner wall 32, a bottom 34, a partition plate 36, and first to fourth openings 38a to 38d collectively referred to as an opening 38.
  • the number of refrigerant pipes 42 is “4”, it is not limited thereto.
  • the coolant tank 30 has a bowl-like shape that is open at the upper side and is hollow at the center.
  • the inner side surface of the coolant tank 30 is formed by the first inner wall 32 a to the fourth inner wall 32 d. These have rectangular shapes whose height direction is shorter than the other direction, the first inner wall 32a and the second inner wall 32b face each other, and the third inner wall 32c and the fourth inner wall 32d face each other.
  • the first inner wall 32a is disposed on the front side
  • the second inner wall 32b is disposed on the rear side.
  • a bottom surface 34 is disposed at the bottom of the recess of the coolant tank 30 so as to be surrounded by the first inner wall 32 a to the fourth inner wall 32 d.
  • the bottom surface 34 has a rectangular shape longer in the left-right direction than in the front-rear direction.
  • a partition plate 36 is provided upright on the bottom surface 34.
  • the partition plate 36 extends from the central portion in the left-right direction of the first inner wall 32a toward the rear side to a position where it has not reached the second inner wall 32b.
  • On the upper side of the partition plate 36 four semicircular recessed grooves are provided.
  • another partition plate (not shown) is provided on the lower surface of the top plate 50 so as to face the partition plate 36.
  • the refrigerant pipe 42 (from the first refrigerant pipe 42 a to the fourth refrigerant pipe 42 d) is sandwiched between the groove part of the partition plate 36 and the groove part (not shown) of another partition plate.
  • a flow path for the coolant is formed between the second inner wall 32 b and the partition plate 36.
  • the inside of the coolant tank 30 is partitioned by such a partition plate 36.
  • the third opening 38c, the first opening 38a, the second opening 38b, and the fourth opening 38d are arranged in order from left to right so as to penetrate the first inner wall 32a.
  • the third opening 38 c and the first opening 38 a are disposed on the left side of the partition plate 36
  • the second opening 38 b and the fourth opening 38 d are disposed on the right side of the partition plate 36.
  • the first opening 38a is connected to a cylindrical first coolant pipe 22a
  • the second opening 38b is connected to a cylindrical second coolant pipe 22b.
  • the front end of the first coolant pipe 22a is open and leads to the first opening 38a.
  • the front end of the second coolant pipe 22b is open and leads to the second opening 38b.
  • the first refrigerant header 40a has a cylindrical shape and is connected to the first refrigerant pipe 24a at the front end
  • the second refrigerant header 40b also has a cylindrical shape and is connected to the second refrigerant pipe 24b at the front end.
  • the front end of the first refrigerant pipe 24a is open and connected to the internal space of the first refrigerant header 40a.
  • the front end of the second refrigerant pipe 24b is open and leads to the internal space of the second refrigerant header 40b.
  • Four refrigerant pipes 42 extending in the left-right direction along the first inner wall 32a and the second inner wall 32b are connected to the first refrigerant header 40a and the second refrigerant header 40b.
  • first refrigerant pipe 42a, the second refrigerant pipe 42b, the third refrigerant pipe 42c, and the fourth refrigerant pipe 42d are arranged in order from the front side to the rear side.
  • Each refrigerant pipe 42 has a cylindrical shape, and the left end is connected to the internal space of the first refrigerant header 40a, and the right end is connected to the internal space of the second refrigerant header 40b.
  • a bellows-shaped inner fin 44 is disposed in a portion surrounded by the first refrigerant header 40a, the first refrigerant pipe 42a, the second refrigerant header 40b, and the fourth refrigerant pipe 42d. In FIG. 2, the inner fins 44 hide the second refrigerant pipe 42 b and the third refrigerant pipe 42 c.
  • the refrigerant pipe 24 and the refrigerant header 40 to the inner fins 44 combined as described above correspond to a heat exchanger for the refrigerant, and the heat exchanger is stored inside the coolant tank 30.
  • the partition plate 36 is disposed to cross the plurality of refrigerant pipes 42 (the first refrigerant pipe 42a to the fourth refrigerant pipe 42d).
  • the first refrigerant pipe 24a penetrates the third opening 38c from the inside of the cooling liquid tank 30 to the outside and protrudes to the front side of the cooling liquid tank 30, and the second refrigerant pipe 24b cools the fourth opening 38d. It penetrates from the inside of the liquid tank 30 to the outside and protrudes to the front side of the cooling liquid tank 30.
  • the top plate 50 is attached to the upper side of the coolant tank 30, so that the opening of the coolant tank 30 is closed.
  • the lower surface of the top plate 50 is provided with another partition plate (not shown), and the other partition plate faces the partition plate 36.
  • FIGS. 3 (a)-(c) will be used to explain the flow of refrigerant and coolant in such a structure.
  • 3 (a)-(c) show the structure of the cooling device 20.
  • FIG. 3A is a plan view of the cooling device 20 from the upper side with the top plate 50 removed while leaving another partition plate of the top plate 50
  • FIG. 3B is a plan view of the cooling device 20.
  • FIG. 3 (c) is a cross-sectional view taken along the line AA 'of FIG. 3 (a).
  • the front side is transparent.
  • the first refrigerant header 40a is connected to the rear side of the first refrigerant pipe 24a, and the left ends of the first refrigerant pipe 42a to the fourth refrigerant pipe 42d are connected to the first refrigerant header 40a.
  • the right ends of the first refrigerant pipe 42a to the fourth refrigerant pipe 42d are connected to the second refrigerant header 40b, and the second refrigerant pipe 24b is connected to the front side of the second refrigerant header 40b.
  • the refrigerant flows in from the first refrigerant pipe 24a and flows to the first refrigerant header 40a.
  • the refrigerant is branched and flows from the first refrigerant pipe 42a to the fourth refrigerant pipe 42d in the first refrigerant header 40a.
  • the refrigerant having flowed from the first refrigerant pipe 42a to the fourth refrigerant pipe 42d merges in the second refrigerant header 40b.
  • the refrigerant flows from the second refrigerant header 40b to the second refrigerant pipe 24b and flows out of the second refrigerant pipe 24b.
  • the refrigerant pipe 42 causes the refrigerant to flow in the cooling liquid tank 30.
  • the inside of the coolant tank 30 is partitioned by the partition plate 36 into a space on the first opening 38 a side and a space on the second opening 38 b side.
  • the partition plate 36 provided in the coolant tank 30 is referred to as a lower partition plate 36a1
  • another partition plate provided in the top plate 50 is an upper partition plate. Shown as 36a2.
  • the lower partition plate 36a1 and the upper partition plate 36a2 are collectively referred to as a partition plate 36 (or a first partition plate 36a). In addition, these spaces are connected on the rear side. Therefore, in the inside of the coolant tank 30, the flow path partitioned by the partition plate 36 is formed.
  • the flow path goes from the first opening 38a to the rear side, then to the right side, and then to the front side to reach the second opening 38b.
  • the second opening 38 b is provided on the first inner wall 32 a on the opposite side of the flow path to the first opening 38 a.
  • the coolant flows into the coolant tank 30 from the first coolant pipe 22a, flows through the aforementioned flow path, and flows out of the coolant tank 30 from the second coolant pipe 24b.
  • FIGS. 4 (a) and 4 (b) show the structure of the cooling device 120 to which the cooling device 20 is to be compared.
  • FIGS. 4 (a)-(b) are all top views, and are similar to FIG. 3 (a).
  • FIG. 4A shows the case where only the refrigerant flows without flowing the cooling fluid.
  • the cooling device 120 includes a first refrigerant pipe 124a collectively referred to as a refrigerant pipe 124, a second refrigerant pipe 124b, and a first inner wall 132a collectively referred to as an inner wall 132, a second inner wall 132b, a third inner wall 132c, and a fourth inner wall 132d.
  • the refrigerant pipe 124, the inner wall 132, the refrigerant header 140, and the refrigerant pipe 142 have the same structure as the refrigerant pipe 24, the inner wall 32, the refrigerant header 40, and the refrigerant pipe 42 in FIG. Therefore, the refrigerant also flows as described above.
  • the temperature of the first refrigerant pipe 142a becomes the lowest
  • the temperature of the second refrigerant pipe 142b and the temperature of the third refrigerant pipe 142c increase
  • the temperature of the fourth refrigerant pipe 142d becomes the highest. That is, due to the occurrence of the imbalance between the liquid state and the gas state of the refrigerant, the temperature varies among the refrigerant pipes 142, and the cooling is not uniform.
  • FIG. 4B includes, in addition to the structure of FIG. 4A, a coolant tank 130, a first coolant pipe 122a collectively referred to as a coolant pipe 122, and a second coolant pipe 122b.
  • the refrigerant flows as in FIG. 4A, and the cooling fluid flows from the right to the left. That is, both the refrigerant and the coolant flow in the left and right direction.
  • the amount of heat exchanged between the refrigerant pipes 142 is not large, the variation in temperature between the refrigerant pipes 142 does not become small.
  • the coolant flows in the direction in which the plurality of refrigerant pipes 42 are arranged. This corresponds to the flow of the coolant in the front-rear direction in which the temperature variation between the refrigerant pipes 42 occurs. Such flow of the coolant actively reduces the variation in temperature among the refrigerant pipes 42. Further, since the coolant flows through the flow path which is returned from the rear side to the front side by the partition plate 36, the temperature variation in the refrigerant pipe 42, that is, the temperature dispersion in the direction in which the refrigerant pipe 42 extends is also alleviated .
  • FIG. 5 shows another structure of the cooling device 20.
  • the cooling device 20 does not include the partition plate 36 as compared with FIG. 3A, and the first coolant pipe 22a and the first opening 38a are provided in the second inner wall 32b. That is, the first opening 38 a and the second opening 38 b are provided on the opposed inner wall 32.
  • the coolant flowing from the first coolant pipe 22a flows from the rear side to the front side and flows out from the second coolant pipe 22b. Therefore, the coolant flows in the direction in which the plurality of refrigerant pipes 42 are arranged, and the variation in temperature between the refrigerant pipes 42 is positively mitigated.
  • the partition plate 36 since the partition plate 36 is not disposed, the structure is simplified.
  • FIG. 6 (a)-(b) show still another structure of the cooling device 20.
  • FIG. These are structures in the case where a plurality of partition plates 36 are included, and are shown similarly to FIG. 3 (a).
  • the second partition plate 36b is included in the structure of FIG. 3A.
  • the first partition plate 36a corresponds to the partition plate 36 of FIG. 3 (a).
  • the second partition plate 36b is configured of a lower partition plate and an upper partition plate.
  • the first partition plate 36 a and the second partition plate 36 b are collectively referred to as a partition plate 36.
  • the second partition plate 36b extends forward from the second inner wall 32b to a position where the first inner wall 32a has not reached.
  • first partition plate 36 a and the second partition plate 36 b cross the plurality of refrigerant pipes 42.
  • the second partition plate 36b is disposed on the right side of the first partition plate 36a.
  • first coolant pipe 22a and the first opening 38a are provided in the first inner wall 32a
  • second coolant pipe 22b and the second opening 38b are provided in the second inner wall 32b.
  • the interior of the coolant tank 30 is a space on the side of the first opening 38a and a space not including any of the first opening 38a and the second opening 38b. , And the space on the side of the second opening 38b. Adjacent spaces are connected on the rear side or the front side. Therefore, in the inside of the coolant tank 30, the flow path partitioned by the partition plate 36 is formed. The flow path goes from the first opening 38a to the rear side, then to the right side, then to the front side, further to the right side, and then to the second side by going to the second side.
  • the second opening 38 b is provided on the second inner wall 32 b on the opposite side of the flow path to the first opening 38 a.
  • the coolant flows into the coolant tank 30 from the first coolant pipe 22a, flows through the above-mentioned flow path, and flows out of the coolant tank 30 from the second coolant pipe 22b.
  • the third partition plate 36c is included in the structure of FIG. 6 (a).
  • the first partition plate 36 a, the second partition plate 36 b, and the third partition plate 36 c are collectively referred to as a partition plate 36.
  • the third partition plate 36c has the same structure as that of the first partition plate 36a, and is disposed in line with the first partition plate 36a so as to sandwich the second partition plate 36b inside the coolant tank 30.
  • the third partition plate 36c is disposed on the right side of the second partition plate 36b.
  • the first partition plate 36 a, the second partition plate 36 b, and the third partition plate 36 c cross the plurality of refrigerant pipes 42.
  • the first coolant pipe 22a and the first opening 38a are provided in the first inner wall 32a
  • the second coolant pipe 22b and the second opening 38b are also provided in the first inner wall 32a.
  • the interior of the coolant tank 30 is either the space on the first opening 38a side, the first opening 38a or the second opening 38b. It is divided into two spaces which do not include the space, the space on the side of the second opening 38b. Adjacent spaces are connected on the rear side or the front side. Therefore, in the inside of the coolant tank 30, the flow path partitioned by the partition plate 36 is formed. The flow path proceeds to the rear side from the first opening 38 a and then to the right side and then to the front side. Furthermore, the flow path goes to the right side, goes to the rear side, goes to the right side, and then goes to the front side to reach the second opening 38 b.
  • the second opening 38 b is provided on the first inner wall 32 a on the opposite side of the flow path to the first opening 38 a.
  • the coolant flows into the coolant tank 30 from the first coolant pipe 22a, flows through the above-mentioned flow path, and flows out of the coolant tank 30 from the second coolant pipe 22b.
  • FIGS. 6 (a)-(b) by increasing the number of partition plates 36, the flow velocity of the coolant is increased, and the heat exchange efficiency is increased.
  • FIG. 7 is a block diagram showing the configuration of battery system 100.
  • the battery system 100 includes a cooling device 20, a compressor 60, a condenser 62, an expansion valve 64, an HVAC (Heating, Ventilation, and Air Conditioning) 66, an expansion valve 68, a WP (Water Pomp) 70, and an HTR (HeaTeR) 72.
  • the battery module 10 of FIG. 1 is omitted.
  • the compressor 60, the condenser 62, the expansion valve 64, the HVAC 66, and the expansion valve 68 in FIG. 7 are included in the refrigerant circuit, and the WP 70 and the HTR 72 are included in the cooling liquid circuit.
  • the refrigerant circuit supplies a refrigerant to the cooling device 20, and the heat of vaporization of the refrigerant cools the cooling device 20.
  • the compressor 60 pressurizes the vaporized refrigerant
  • the condenser 62 cools and liquefies the refrigerant pressurized by the compressor 60
  • the expansion valve 64 is connected to the condenser 62.
  • the compressor 60 is driven by the engine or motor of the vehicle to pressurize the vaporized refrigerant.
  • the condenser 62 cools and liquefies the vaporized refrigerant.
  • the condenser 62 In the hybrid car, the condenser 62 is disposed in front of a radiator that cools the engine coolant.
  • the condenser 62 is also cooled by a fan that cools the radiator.
  • the cooling device 20 is connected at the discharge side to the compressor 60, and the compressor 60 sucks and pressurizes the vaporized refrigerant discharged from the cooling device 20.
  • the pressurized refrigerant is cooled by the condenser 62 and liquefied.
  • the liquefied refrigerant is supplied to the cooling device 20 via the expansion valve 64.
  • the expansion valve 64 cools the cooling fluid with the temperature of the cooling device 20 as a set temperature.
  • the expansion valve 64 is a control valve capable of controlling the flow rate of the refrigerant, or a capillary tube or the like consisting of thin tubes having a fixed flow rate which can not control the flow rate of the refrigerant.
  • the refrigerant that has passed through the expansion valve 64 is adiabatically expanded and vaporized inside the cooling device 20 to cool the coolant with the heat of vaporization.
  • a cooling HVAC 66 is connected to the refrigerant circuit via the expansion valve 68.
  • the HVAC 66 includes an evaporator.
  • the HTR 72 heats the coolant if the engine is not warm enough. In this state, the engine that has been started and warmed sufficiently warms the internal coolant.
  • the WP 70 circulates the coolant.
  • the coolant that has been quickly warmed inside the engine circulates through the cooling device 20.
  • FIG. 8 is a top view showing another structure of the battery system 100.
  • the battery system 100 includes a first battery module 10 a and a second battery module 10 b collectively referred to as a battery module 10.
  • Each battery module 10 has a rectangular upper surface longer in the left-right direction than in the front-rear direction, and is arranged in the front-rear direction.
  • the first battery module 10a is disposed on the front side
  • the second battery module 10b is disposed on the rear side.
  • first temperature sensor 12a may be attached to the lower surface of the first battery module 10a
  • second temperature sensor 12b may be attached to the lower surface of the second battery module 10b.
  • the first temperature sensor 12a and the second temperature sensor 12b are collectively referred to as a temperature sensor 12 and measure temperature. That is, the temperature sensor 12 measures the temperature of the lower surface of the battery module 10.
  • the temperature sensor 12 may be attached to another position of the battery module 10.
  • FIG. 9 is a block diagram showing the structure of battery system 100.
  • the control device 80 includes an acquisition unit 82 and an adjustment unit 84.
  • the acquisition unit 82 is connected to the first temperature sensor 12 a and the second temperature sensor 12 b of FIG. 8, and acquires the temperatures measured in each of them. That is, the temperature sensor 12 acquires the temperature of the first battery module 10a and the temperature of the second battery module 10b.
  • These battery modules 10 are batteries to be cooled by the cooling device 20.
  • the acquisition unit 82 acquires the degree of temperature variation of the first battery module 10a and the second battery module 10b by calculating the difference between the two temperatures.
  • the acquisition unit 82 outputs the degree of variation to the adjustment unit 84.
  • the adjustment unit 84 receives the degree of temperature variation from the acquisition unit 82.
  • the adjustment unit 84 adjusts the flow rate of the coolant to be supplied to the coolant tank 30 based on the degree of variation. Specifically, the adjustment unit 84 determines to increase the flow rate as the degree of variation is larger.
  • the circulation valve 74 is connected to the coolant circuit. The circulation valve 74 changes the flow rate of the coolant according to the determination in the adjustment unit 84.
  • this configuration can be realized with the CPU, memory, or other LSI of any computer, and with software, it can be realized by a program loaded into the memory, etc.
  • These functional blocks can be realized in various forms only by hardware and by a combination of hardware and software.
  • the partition plate extending from the first inner wall to the position not reached to the second inner wall across the refrigerant pipe divides the interior of the coolant tank, so that the coolant pipe is traversed inside the coolant tank Flow path can be formed.
  • the coolant flows in the flow path in the direction crossing the coolant pipe inside the coolant tank, it is possible to suppress the temperature variation at different positions.
  • the partition plate crosses the plurality of refrigerant pipes, it is possible to form a flow path in the direction crossing the plurality of refrigerant pipes.
  • the coolant flows in the flow path in the direction crossing the plurality of refrigerant pipes inside the cooling liquid tank, it is possible to suppress the temperature variation among the refrigerant pipes.
  • the second partition plate extends from the second inner wall facing the first inner wall to the position not reaching the first inner wall across the refrigerant pipe, the flow direction of the coolant can be changed. Further, since the first partition plate and the second partition plate cross the plurality of refrigerant pipes, it is possible to suppress variations in the temperatures of the plurality of refrigerant pipes. In addition, since the third partition plate is provided, the coolant can be made to meander. In addition, since the first partition plate, the second partition plate, and the third partition plate cross the plurality of refrigerant pipes, it is possible to suppress the temperature variation of the plurality of refrigerant pipes.
  • the inflow and the outflow of the coolant can be performed from the same direction.
  • the first opening is provided in the first inner wall and the second opening is provided in the second inner wall, the inflow and the outflow of the coolant can be performed from different directions.
  • the flow rate of the coolant is adjusted based on the degree of the temperature variation of the battery, the temperature variation can be suppressed even if the temperature variation is large. Further, since the battery module and the cooling device are provided, it is possible to suppress temperature variations at different positions in the battery module.
  • a cooling device includes a coolant tank having a first inner wall and a second inner wall opposite to each other, extends along the first inner wall and the second inner wall inside the coolant tank, and flows the refrigerant.
  • a plurality of refrigerant pipes, and a partition plate which divides the interior of the coolant tank by extending from the first inner wall inside the coolant tank to the position where the second inner wall has not reached, across the plurality of coolant pipes. Inside the coolant tank, the coolant flows through the flow path partitioned by the partition plate.
  • the partition plate extending from the first inner wall to the position not reaching the second inner wall across the plurality of refrigerant pipes partitions the inside of the coolant tank, and the inside of the coolant tank is partitioned by the partition plate Since the coolant flows through the flow path, temperature variations at different positions can be suppressed.
  • Another partition plate for partitioning the inside of the coolant tank by extending across the plurality of refrigerant pipes from the second inner wall inside the coolant tank to a position where the first inner wall is not reached.
  • another partition plate extends from the second inner wall across the plurality of refrigerant pipes to the position where the first inner wall is not reached, the flow direction of the coolant can be changed.
  • the first opening provided in the first inner wall and the second opening provided on the opposite side of the flow passage from the first opening in the first inner wall may further be provided.
  • the coolant may flow into the coolant tank from one of the first opening and the second opening, and the coolant may flow out of the coolant tank from the other of the first opening and the second opening.
  • the first opening and the second opening are provided in the first inner wall, the inflow and the outflow of the coolant can be performed from the same direction.
  • the display device may further include a first opening provided in the first inner wall and a second opening provided on the opposite side of the flow passage from the first opening in the second inner wall.
  • the coolant may flow into the coolant tank from one of the first opening and the second opening, and the coolant may flow out of the coolant tank from the other of the first opening and the second opening.
  • the first opening is provided in the first inner wall and the second opening is provided in the second inner wall, the inflow and the outflow of the coolant can be performed from different directions.
  • the coolant flows into the coolant tank from the first opening, and the coolant flows out of the coolant reservoir from the second opening, and the estimation unit If it is estimated that the second temperature is lower, the coolant may flow into the coolant tank from the second opening, and the coolant may flow out of the coolant tank from the first opening. In this case, since the coolant is allowed to flow in from the lower temperature side, the cooling efficiency can be improved.
  • the flow rate of the coolant is adjusted based on the degree of the temperature variation of the battery, the temperature variation can be suppressed even if the temperature variation is large.
  • a battery and a cooling device for cooling the battery may be provided.
  • the battery and the cooling device are provided, temperature variations at different positions in the battery can be suppressed.
  • the coolant is allowed to flow into the coolant tank 30 through the first opening 38a, and the coolant is allowed to flow out of the coolant tank 30 through the second opening 38b.
  • the flow direction of the coolant may be changed.
  • the estimation unit (not shown) in the control device 80 of FIG. 9 stores in advance information on how the refrigerant is biased, that is, how the cooling device 20 is biased.
  • the estimation unit estimates the lower one of the first temperature in the vicinity of the first opening 38a and the second temperature in the vicinity of the second opening 38b based on the bias.
  • the refrigerant in the liquid state is large in the part that is downward due to the deviation
  • the refrigerant in the gaseous state is large in the part that is upward due to the deviation. Therefore, the temperature is lowered in the former and the temperature is increased in the latter.
  • the estimation unit estimates that the first temperature is lower than the second temperature, and the second opening 38b becomes lower than the first opening 38a. If so, it is estimated that the second temperature is lower than the first temperature.
  • the estimation unit estimates the lower one of the first temperature in the vicinity of the first opening 38a and the second temperature in the vicinity of the second opening 38b by sensing the direction of the refrigerant or the temperature of the battery module 10 It is also good.
  • the coolant circuit when it is estimated that the first temperature is lower in the estimation unit, the coolant flows into the coolant tank 30 from the first opening 38a, and out of the coolant tank 30 from the second opening 38b. The coolant is flowed so that the coolant can drain.
  • the coolant circuit when it is estimated that the second temperature is lower in the estimation unit, the coolant flows into the coolant tank 30 through the second opening 38b, and the coolant tank 30 through the first opening 38a. The coolant is flowed so that the coolant can flow out.
  • a known technique may be used to change the flow direction of the coolant, so the description is omitted here. According to this modification, since the coolant flows from the lower temperature to the higher temperature, the cooling efficiency can be improved.
  • the cooling device for cooling the on-vehicle battery it is possible to suppress temperature variations at different positions.

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  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Secondary Cells (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Battery Mounting, Suspending (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
PCT/JP2019/000300 2018-01-15 2019-01-09 冷却装置および電池システム WO2019139022A1 (ja)

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JP2019564709A JP7138299B2 (ja) 2018-01-15 2019-01-09 電池モジュール用の冷却装置および電池システム
CN201980003810.3A CN111033881B (zh) 2018-01-15 2019-01-09 冷却装置及电池系统
JP2022132422A JP7336713B2 (ja) 2018-01-15 2022-08-23 電池モジュール用の冷却装置および電池システム
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JP7365620B2 (ja) 2020-03-31 2023-10-20 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP2021160565A (ja) * 2020-03-31 2021-10-11 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP2021160567A (ja) * 2020-03-31 2021-10-11 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP2021160566A (ja) * 2020-03-31 2021-10-11 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP7065332B2 (ja) 2020-03-31 2022-05-12 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP7065331B2 (ja) 2020-03-31 2022-05-12 パナソニックＩｐマネジメント株式会社 車両および温度調整システム
JP2021163638A (ja) * 2020-03-31 2021-10-11 パナソニックＩｐマネジメント株式会社 車両、熱交換プレートおよび電池パック
JP7426609B2 (ja) 2020-09-28 2024-02-02 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
JP2022055244A (ja) * 2020-09-28 2022-04-07 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
JP2022055245A (ja) * 2020-09-28 2022-04-07 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
JP2022055246A (ja) * 2020-09-28 2022-04-07 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
JP7478922B2 (ja) 2020-09-28 2024-05-08 パナソニックオートモーティブシステムズ株式会社 車両、及び、電池パック
JP7426610B2 (ja) 2020-09-28 2024-02-02 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
JP2022061770A (ja) * 2020-10-07 2022-04-19 パナソニックＩｐマネジメント株式会社 車両、及び、電池パック
WO2022176350A1 (ja) * 2021-02-19 2022-08-25 パナソニックＩｐマネジメント株式会社 車両、及び、熱交換プレート
JP7485626B2 (ja) 2021-03-10 2024-05-16 パナソニックオートモーティブシステムズ株式会社 車両、及び、熱交換プレート

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