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WO2020121922A1 - Dispositif de refroidissement de batterie - Google Patents

Dispositif de refroidissement de batterie Download PDF

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Publication number
WO2020121922A1
WO2020121922A1 PCT/JP2019/047484 JP2019047484W WO2020121922A1 WO 2020121922 A1 WO2020121922 A1 WO 2020121922A1 JP 2019047484 W JP2019047484 W JP 2019047484W WO 2020121922 A1 WO2020121922 A1 WO 2020121922A1
Authority
WO
WIPO (PCT)
Prior art keywords
flow path
plate member
refrigerant
flow
battery
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.)
Ceased
Application number
PCT/JP2019/047484
Other languages
English (en)
Japanese (ja)
Inventor
森本　正和
憲志郎 村松
智史 二田
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of WO2020121922A1 publication Critical patent/WO2020121922A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/651—Means for temperature control structurally associated with the cells characterised by parameters specified by a numeric value or mathematical formula, e.g. ratios, sizes or concentrations
    • 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
    • H01M10/655—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
    • H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
    • 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

Definitions

  • the present disclosure relates to a battery cooling device that cools a battery.
  • the battery cooling device of Patent Document 1 includes a plurality of tubes, a first tank connected to one end of each tube, and a second tank connected to the other end of each tube. Refrigerant flows inside each tube.
  • the first tank and the second tank are parts that distribute the refrigerant to the tubes and collect the refrigerant flowing through the tubes.
  • batteries are arranged in contact with a plurality of tubes. By exchanging heat between the refrigerant flowing through each tube and the battery, the heat of the battery is absorbed by the refrigerant and the battery is cooled.
  • the battery can be placed only in the tube portion, so the tank portion is a useless space in which the battery cannot be placed.
  • the useless space of the tank portion is one of the factors that hinder the downsizing of the battery cooling device.
  • the refrigerant flows from the inlet side tube to the outlet side tube. Gradually absorb the heat of the battery while flowing towards it. Therefore, the temperature of the refrigerant flowing through the outlet side tube tends to be higher than the temperature of the refrigerant flowing through the inlet side tube.
  • the liquid-phase refrigerant normally flows through the inlet tube, but when the temperature of the refrigerant rises by absorbing the heat of the battery, the liquid-phase refrigerant vaporizes and becomes a gas-phase refrigerant. If all of the refrigerant flowing through the outlet side tube were vapor phase refrigerant, the heat absorption amount of the refrigerant would be significantly reduced, and the battery might not be cooled sufficiently.
  • An object of the present disclosure is to provide a battery cooling device that can be downsized and that can improve battery cooling performance.
  • a battery cooling device is a battery cooling device that cools a battery by heat exchange between the battery and a refrigerant, and includes a plate member in which one flow path without a branch in which the refrigerant flows is formed.
  • the flow passage has a first flow passage portion and a second flow passage portion that are arranged adjacent to each other.
  • the first flow passage portion is a portion arranged upstream of the second flow passage portion in the flow direction of the refrigerant.
  • the battery is arranged on the plate member such that heat is exchanged between the first flow path portion and the second flow path portion.
  • the battery cooling device can be downsized by the amount that the tank installation space is unnecessary.
  • a refrigerant having a temperature lower than that of the refrigerant flowing through the second flow path portion flows through the first flow path portion that is arranged on the upstream side of the second flow path portion. ing.
  • the battery is arranged so that heat is exchanged between the first flow path portion and the second flow path portion, if the temperature of the refrigerant flowing through the second flow path portion on the downstream side rises, Even if there is, the battery can be cooled by the refrigerant flowing through the first flow path portion. Therefore, it is possible to improve the cooling performance of the battery.
  • FIG. 1 is a front view showing the front structure of the battery cooling device of the embodiment.
  • FIG. 2 is a perspective view showing a perspective structure of a lower plate member of the embodiment.
  • FIG. 3 is an enlarged view showing an enlarged structure around the confluence portion of the lower plate member of the embodiment.
  • FIG. 4 is a sectional view showing a partial sectional structure of the plate member of the embodiment.
  • FIG. 5 is a plan view showing a planar structure of the first plate member of the embodiment.
  • FIG. 6 is a plan view showing a planar structure of the second plate member of the embodiment.
  • FIG. 7 is a top view which shows the planar structure of the 1st plate member of other embodiment.
  • the battery cooling device 10 of this embodiment shown in FIG. 1 is a device for cooling a plurality of batteries 21 to 24.
  • the battery cooling device 10 cools the electric motor for driving the vehicle and the batteries 21 to 24 that supply electric power to various electronic devices mounted on the vehicle.
  • the battery cooling device 10 includes a first plate member 30, a second plate member 40, a pipe 50, and a pump 60.
  • the batteries 21, 22 are installed on the installation surface 36 of the first plate member 30.
  • heat is exchanged between the refrigerant flowing inside the first plate member 30 and the batteries 21 and 22, so that the heat of the batteries 21 and 22 is absorbed by the refrigerant, whereby the batteries 21 and 22 are cooled. ..
  • the first plate member 30 is configured by assembling a lower plate member 30a and an upper plate member 30b with each other.
  • the lower plate member 30a is formed in a substantially rectangular plate shape.
  • the lateral direction of the lower plate member 30a is referred to as "X-axis direction”
  • the longitudinal direction of the lower plate member 30a is referred to as “Y-axis direction”
  • the thickness direction of the lower plate member 30a is referred to.
  • Z-axis direction is referred to as "Z-axis direction”.
  • one of the Y-axis directions is referred to as "Y1 direction”
  • the opposite direction is also referred to as "Y2 direction”.
  • the Z-axis direction is the vertical direction. More specifically, the Z1 direction, which is one of the Z-axis directions, is the upper direction in the vertical direction, and the Z2 direction, which is the opposite direction, is the lower direction in the vertical direction.
  • a protrusion 32 is formed on the upper end of one side surface 31a of the lower plate member 30a in the X-axis direction.
  • the protruding portion 32 is a portion to which the pipe 50, the pump 60, and the like are connected.
  • a concave groove 33 is formed in the lower plate member 30a so as to meander. This groove 33 constitutes a flow path W1 through which the refrigerant flows.
  • the flow path W1 is configured as one flow path without branching.
  • the flow passage W1 is provided with a plurality of linear flow passage portions W11 to W14 and a plurality of connecting flow passage portions W21 to W23.
  • the first to fourth linear flow path portions W11 to W14 are formed so as to linearly extend in the Y-axis direction.
  • the fourth linear flow path portion W14 is arranged at a position closest to the one side surface 31a of the lower plate member 30a.
  • the third linear flow path portion W13 is arranged at a position closest to the other side surface 31b of the lower plate member 30a.
  • the first straight flow passage portion W11 and the second straight flow passage portion W12 are arranged between the third straight flow passage portion W13 and the fourth straight flow passage portion W14. More specifically, the first linear flow passage portion W11 is arranged next to the fourth linear flow passage portion W14.
  • the second linear flow passage W12 is arranged next to the third linear flow passage W13.
  • the first to third connection flow passage parts W21 to W23 are provided so as to connect the respective ends of two different straight flow passage parts of the first to fourth straight flow passage parts W11 to W14.
  • the first connection flow path portion W21 connects the ends of the first straight flow path portion W11 and the second straight flow path portion W12 in the Y2 direction.
  • the second connection flow path portion W22 connects the ends of the second straight flow path portion W12 and the third straight flow path portion W13 in the Y1 direction.
  • the second connection flow path portion W22 is provided along the one side surface 31c of the lower plate member 30a in the Y1 direction.
  • the third connection flow path portion W23 connects the respective ends of the third straight flow path portion W13 and the fourth straight flow path portion W14 in the Y2 direction.
  • the third connecting flow passage portion W23 is provided along the other side surface 31d of the lower plate member 30a in the Y1 direction, and is closer to the other side surface 31d of the lower plate member 30a than the first connecting flow passage portion W21. It is located in.
  • the lower plate member 30a is formed with an end flow passage W31 so as to extend from the protrusion 32 to one end of the first linear flow passage W11 in the Y1 direction.
  • a communication hole 34 is formed at one end of the end channel portion W31 formed in the protrusion 32.
  • the lower plate member 30a is formed with an end passage portion W32 so as to extend from the protruding portion 32 to one end portion of the fourth linear passage portion W14 in the Y1 direction.
  • a communication hole 35 is formed at one end of the end channel portion W32 formed in the protrusion 32.
  • the communication holes 34, 35 are used as parts into which the refrigerant flows in or out.
  • a partition wall B is formed in the first to fourth straight flow passage portions W11 to W14, the first connection flow passage portion W21, and the end flow passage portion W32.
  • the partition wall B divides each of the flow path portions W11 to W14, W21, W31 into a plurality of small flow paths P in the width direction.
  • a merging portion M for merging the plurality of small flow passages P is formed at a substantially central portion of each of the first to fourth linear flow passage portions W11 to W14. As shown in FIG. 3, the small flow paths P communicate with each other at the merging portion M, so that the refrigerants flowing through the small flow passages P can merge through the merging portion M.
  • the opening portion of the first linear flow path portion W11 in the vertically upper direction Z1 is closed by the upper plate member 30b assembled on the upper surface of the lower plate member 30a.
  • the upper plate member 30b is also used for the opening portions of the other straight flow passage portions W12 to W14, the first to third connection flow passage portions W21 to W23, and the end flow passage portions W31 and W32 in the vertically upper direction Z1. Is blocked by.
  • the outer surface 36 of the upper plate member 30b exposed to the outside in the vertically upper direction Z1 is an installation surface on which the batteries 21 and 22 are installed.
  • the battery 21 includes a first linear flow path portion W11, a fourth linear flow path portion W14, a right half of the first connecting flow path portion W21, and a third connecting flow path. It is arranged so as to face the right half of the portion W23.
  • the battery 22 includes a second linear flow passage W12, a third linear flow passage W13, a left half of the first connecting flow passage W21, a second connecting flow passage W22, and a third connecting flow passage W23. It is arranged to face the left half.
  • the two-dot chain lines described in the batteries 21 and 22 indicate the boundaries of the cells forming the batteries 21 and 22.
  • the second plate member 40 is arranged vertically below the first plate member 30 in the direction Z2.
  • the batteries 23 and 24 are arranged on the installation surface 36 of the second plate member 40. Since the second plate member 40 has the same shape as the first plate member 30, detailed description thereof will be omitted.
  • the batteries 23 and 24 are arranged as shown in FIG. 6 with respect to the flow path portions W11 to W14 and W21 to W23 formed in the lower plate member 30a.
  • the pipe 50 is arranged so as to extend from the protruding portion 32 of the first plate member 30 to the protruding portion 32 of the second plate member 40.
  • the pipe 50 connects the communication hole 34 of the first plate member 30 and the communication hole 34 of the second plate member 40.
  • the pump 60 is arranged adjacent to the protrusion 32 of the second plate member 40. The pump 60 pumps the liquid-phase refrigerant into the communication hole 35 of the second plate member 40.
  • the liquid-phase refrigerant pumped from the pump 60 first flows into the end flow passage portion W32 of the second plate member 40 through the communication hole 35 of the second plate member 40.
  • the refrigerant that has flowed into the end channel portion W32 of the second plate member 40 flows as indicated by the arrow in FIG.
  • the refrigerant is the end flow path portion W32 of the second plate member 40, the fourth linear flow path portion W14, the third connecting flow path portion W23, the third linear flow path portion W13, the second connecting flow path portion W22,
  • the second straight flow passage portion W12, the first connection flow passage portion W21, the first straight flow passage portion W11, and the end flow passage portion W31 sequentially flow.
  • the batteries 23 and 24 are cooled by exchanging heat between the refrigerant flowing through the flow passages W11 to W14 and W21 to W23 and the batteries 23 and 24.
  • the refrigerant that has flowed to the end flow path portion W31 in the second plate member 40 flows into the communication hole 34 of the first plate member 30 through the pipe 50 from the communication hole 34 formed at the end portion of the end flow path portion W31. ..
  • the refrigerant flowing into the communication hole 34 of the first plate member 30 flows as indicated by the arrow in FIG. That is, the refrigerant is the end channel portion W31, the first linear channel portion W11, the first connecting channel portion W21, the second linear channel portion W12, the second connecting channel portion W22, the third linear channel portion. It flows through W13, the 3rd connection channel part W23, the 4th straight channel part W14, and the end channel part W32 in order. At this time, the batteries 21 and 22 are cooled by exchanging heat between the refrigerant flowing through the flow passages W11 to W14 and W21 to W23 and the batteries 21 and 22.
  • the refrigerant that has flowed to the end channel portion W32 in the first plate member 30 is discharged to the outside from the communication hole 35 formed at the end portion of the end channel portion W32 through a pipe (not shown).
  • the first straight flow passage portion W11 corresponds to the first flow passage portion arranged on the most upstream side in the flow direction of the refrigerant in the first plate member 30.
  • the fourth linear flow passage portion W14 corresponds to the second flow passage portion that is arranged on the most downstream side in the flow direction of the refrigerant in the first plate member 30.
  • the first linear flow passage portion W11 corresponding to the first flow passage portion is arranged upstream of the fourth linear flow passage portion W14 corresponding to the second flow passage portion in the flow direction of the refrigerant.
  • the liquid-phase refrigerant pumped from the pump 60 to the second plate member 40 exchanges heat with the batteries 23 and 24 in the second plate member 40.
  • the temperature of the refrigerant increases toward the downstream side of the flow path W1.
  • the liquid-phase refrigerant gradually evaporates, so that the refrigerant flowing from the second plate member 40 into the first plate member 30 is a two-phase refrigerant in which the liquid-phase refrigerant and the gas-phase refrigerant are mixed.
  • the battery 21 is arranged so as to face not only the fourth linear flow passage portion W14 but also the first linear flow passage portion W11. Therefore, even if it is difficult to cool the battery 21 only with the refrigerant flowing through the fourth linear flow passage W14, the battery 21 can be cooled with the two-phase refrigerant flowing through the first linear flow passage W11. .. Therefore, the cooling performance of the battery 21 can be improved.
  • the battery 21 is arranged on the first plate member 30 so as to face the first linear flow path portion W11 and the fourth linear flow path portion W14.
  • the first plate member 30 is arranged so as to exchange heat with the flow path W14. According to such a configuration, even when the temperature of the refrigerant flowing through the downstream fourth linear flow path W14 rises, the battery 21 is cooled by the refrigerant flowing through the upstream first linear flow path W11. Therefore, the cooling performance of the battery 21 can be improved.
  • the first plate member 30 and the second plate member 40 of the present embodiment can flow the refrigerant without providing a tank, so compared with a conventional battery cooling device provided with a tank, The battery cooling device can be miniaturized because the tank installation space is unnecessary.
  • Each plate member 30, 40 is formed with a partition wall B that divides the flow path W1 through which the refrigerant flows into a plurality of small flow paths P in the width direction.
  • the refrigerant flowing through the flow path W1 is divided into a plurality of small flow paths P and flows, so that the distributability of the refrigerant in the flow path W1 can be improved. This allows the batteries 21 to 24 to be cooled more uniformly.
  • Each plate member 30, 40 is formed with a merging portion M for merging the middle portions of the plurality of small channels P.
  • the refrigerant flows so as to bend in the second connecting flow path portion W22.
  • the flow of the refrigerant tends to be biased.
  • the deviation of the flow of the refrigerant means the deviation of the flow rates of the vapor-phase refrigerant and the liquid-phase refrigerant.
  • the width H22 of the second connection flow path portion W22 is smaller than the width HB of the batteries 22 and 24.
  • the entire flow passage portion W22 faces the batteries 22 and 24. Therefore, even if the flow of the refrigerant in the second connection flow passage portion W22 is biased, heat is exchanged between all the refrigerant flowing through the second connection flow passage portion W22 and the batteries 22 and 24. Therefore, it is possible to avoid a decrease in the cooling capacity of the batteries 22 and 24 due to the uneven flow of the refrigerant.
  • the width H23 of the third connection flow path portion W23 and the width H31 of the end flow path portion W31 are also smaller than the widths HB of the batteries 21 to 24, respectively. .. Therefore, it is possible to achieve the same action and effect also in the third connection flow path portion W23 and the end flow path portion W31.
  • the width H31 of the end flow passage portion W31, the width H22 of the second connection flow passage portion W22, and the width H23 of the third connection flow passage portion W23 are each linear flow passage. It is smaller than the width H10 of the portions W11 to W14.
  • the merging portion M may not be formed in each plate member 30, 40.
  • the partition wall B may not be formed on each plate member 30, 40.
  • the flow path W1 formed in each plate member 30, 40 may not be divided into the plurality of small flow paths P.
  • each plate member 30, 40 can be changed appropriately.
  • the first plate member 30 may have the flow path W1 as shown in FIG.
  • the flow path W1 shown in FIG. 7 is composed of two linear flow path parts W41 and W42 and a connection flow path part W51 that connects the respective end parts thereof.
  • Batteries 21 to 24 are arranged on the installation surface 36 of the first plate member 30 so as to face the two linear flow path portions W41 and W42. Even with the first plate member 30 having such a configuration, it is possible to obtain the action and effect similar to the action and effect shown in the above (1).

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne un dispositif de refroidissement de batterie, qui refroidit des batteries (21, 22) par échange de chaleur entre les batteries et un fluide de refroidissement, comprenant un élément de plaque (30) qui comprend un trajet d'écoulement non ramifié (W1) dans lequel s'écoule le fluide de refroidissement. Le trajet d'écoulement a une première partie de trajet d'écoulement (W11) et une seconde partie de trajet d'écoulement (W14), qui sont agencées de façon à être adjacentes l'une à l'autre. La première partie de trajet d'écoulement est disposée en amont de la seconde partie de trajet d'écoulement dans la direction du flux de liquide de refroidissement. Les batteries sont agencées sur l'élément de plaque de telle sorte que l'échange de chaleur est effectué entre la première partie de trajet d'écoulement et la seconde partie de trajet d'écoulement.
PCT/JP2019/047484 2018-12-14 2019-12-04 Dispositif de refroidissement de batterie Ceased WO2020121922A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-234557 2018-12-14
JP2018234557A JP2020095912A (ja) 2018-12-14 2018-12-14 電池冷却装置

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WO2020121922A1 true WO2020121922A1 (fr) 2020-06-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102024109025A1 (de) * 2024-03-28 2025-10-02 Mahle International Gmbh Wärmeübertragerplatte und zugehörige Verwendung sowie Anordnung einer Traktionsbatterie an einer Wärmeübertragerplatte

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102867401B1 (ko) * 2021-05-07 2025-09-30 주식회사 엘지에너지솔루션 전지팩 및 이를 포함하는 디바이스

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009277471A (ja) * 2008-05-14 2009-11-26 Toyota Motor Corp 電池ホルダ
WO2013171885A1 (fr) * 2012-05-17 2013-11-21 日立ビークルエナジー株式会社 Module accumulateur

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009277471A (ja) * 2008-05-14 2009-11-26 Toyota Motor Corp 電池ホルダ
WO2013171885A1 (fr) * 2012-05-17 2013-11-21 日立ビークルエナジー株式会社 Module accumulateur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102024109025A1 (de) * 2024-03-28 2025-10-02 Mahle International Gmbh Wärmeübertragerplatte und zugehörige Verwendung sowie Anordnung einer Traktionsbatterie an einer Wärmeübertragerplatte

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