WO2021225210A1 - Bloc-batterie avec entretien de dispositif de refroidissement pratique - Google Patents

Bloc-batterie avec entretien de dispositif de refroidissement pratique Download PDF

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Publication number
WO2021225210A1
WO2021225210A1 PCT/KR2020/007061 KR2020007061W WO2021225210A1 WO 2021225210 A1 WO2021225210 A1 WO 2021225210A1 KR 2020007061 W KR2020007061 W KR 2020007061W WO 2021225210 A1 WO2021225210 A1 WO 2021225210A1
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WO
WIPO (PCT)
Prior art keywords
cooling device
housing
cooling
battery pack
opening
Prior art date
Application number
PCT/KR2020/007061
Other languages
English (en)
Korean (ko)
Inventor
강국진
남상현
송대천
Original Assignee
에너테크인터내셔널 주식회사
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 에너테크인터내셔널 주식회사 filed Critical 에너테크인터내셔널 주식회사
Publication of WO2021225210A1 publication Critical patent/WO2021225210A1/fr

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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
    • H01M10/65—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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • H01M10/6561—Gases
    • H01M10/6566—Means within the gas flow to guide the flow around one or more cells, e.g. manifolds, baffles or other barriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • 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
    • 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
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • 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
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • 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
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • 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
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a battery pack used in an electric vehicle, and more particularly, by taking out the cooling device installed inside without opening the battery cover and cooling cover, replacing parts or repairing parts, and then installing it inside for cooling. It relates to a battery pack in which maintenance of the device can be performed very conveniently.
  • a cooling device is essential to protect the battery from overheating and maintain an optimal output condition, and a blower fan is a cooling device.
  • the air cooling type in which air is blown into the battery pack to cool it, and the heat exchange type in which a cooling line using cooling water is directly attached to the battery cooling plate is widely used.
  • the heat exchange method using the cooling line is advantageous as it can exert an active and direct battery cooling effect compared to the air cooling type, but it is necessary to install the cooling line in various shapes and positions according to the location of the battery module placed inside the housing and the requirements of various vehicles.
  • the airtightness of the cooling line is also very important.
  • the conventional battery pack 1 is a perspective view showing the inside of a battery pack in which a water-cooling cooling device using a conventional cooling line is installed.
  • the conventional battery pack 1 has a plurality of battery modules 3 inside the housing 2, as shown. and a cooling device 5 including a cooling fan 5a and a heat exchanger (radiator) 5b is installed on one side of the battery module 3 .
  • the cooling device (5) is covered with a cooling cover (7), and the entire inside of the housing (2) is covered with a battery cover (6) so that airtightness is maintained as much as possible, and the cooling device (
  • the cooling water pipe 4 connected to the heat exchanger 5b of 5) is installed through one side wall of the housing 2, and the penetrating portion is designed to maintain airtightness with packing or the like.
  • the present invention is to solve the above problems in the prior art, and its object is to remove the cooling device from the inside of the housing without opening the battery cover that covers the housing and the cooling cover that covers the cooling device when replacement or repair of parts related to the cooling device occurs.
  • the goal is to provide a battery pack that can increase work efficiency by making it easier to take out or put back into the furnace and install it, and it does not require special equipment even for a large-capacity battery pack, so maintenance of the cooling system is convenient.
  • the present invention is to provide a battery pack that is easy to manufacture and use by very simplifying the configuration of mounting and taking out the cooling device in the battery pack, and is convenient for maintenance of the cooling device that can maintain cooling performance with a uniform air volume. .
  • a housing a battery module accommodated in the housing; a cooling device installed in the housing to cool the battery module, comprising a cooling fan and a heat exchanger fixed to upper and lower surfaces of a fixing bracket, respectively, and a cooling water pipe passing through the housing and connected to the heat exchanger; a cooling cover covering the cooling device inside the housing; and a battery cover covering the housing, further comprising a receiving structure for mounting or taking out the cooling device into or out of the housing, wherein the receiving structure is on one side wall surface of the housing to which the cooling water pipe of the cooling device is connected.
  • an opening formed through for inserting and withdrawing the cooling device an opening cover for forming an assembly hole through which the cooling water pipe of the cooling device passes, and for opening and closing the opening;
  • the guide means includes a guide pin provided at the rear end of the cooling device, a cooling duct installed in the housing, in which a cooling fan of the cooling device is located, and the cooling device is accommodated on both sides.
  • the battery pack is characterized in that it is convenient to maintain the cooling device made of a duct case having a guide rail through which the guide pin is guided.
  • the coupling means is provided at the rear end of the guide rail of the duct case, and a locking part for fixing the guide pin in the upper and lower directions at the receiving position of the cooling device, and the coupling means is provided at the front end of the duct case for cooling.
  • the battery pack is characterized by convenient maintenance of the cooling device having a fixing bracket and a coupling part fixed with screws at the storage position of the device.
  • the cooling device can be mounted or taken out through the opening formed on one side wall of the housing, so that the battery cover and the cooling cover must be separated when replacement or repair of parts related to the cooling device occurs. Since cumbersome work is not required, workability is improved, and even in the case of a large-capacity battery pack, there is no need for special equipment to lift the heavy battery cover, so maintenance of the cooling system is convenient.
  • the operation of mounting and taking out the cooling device is performed very quickly and conveniently by the guide means and the coupling means, which are the storage structures of the cooling device, and the configuration of the storage structure is very simplified, so that manufacturing is easy, and the cooling of the storage structure is performed.
  • a uniform air flow can be guided toward the battery module by the duct, so that the cooling performance is maintained.
  • FIG. 1 is a perspective view showing a conventional battery pack for an electric vehicle.
  • FIG. 2 is a perspective view showing a battery pack for an electric vehicle according to the present invention.
  • FIG. 3 is a perspective view of the battery pack showing the storage state of the cooling device in the present invention.
  • FIG. 4 is an exploded perspective view showing a cooling device in the battery pack according to the present invention.
  • FIG 5 (a) to (d) are cross-sectional views showing the storage process of the cooling device in the battery pack according to the present invention.
  • FIG. 6 is a perspective view illustrating an installation state of a duct case, which is a storage structure of a cooling device in a battery pack according to the present invention.
  • FIG. 7 (a) and (b) are enlarged views of parts A and B of FIG. 5 , and enlarged views of main parts showing the coupling state of the rear end of the cooling device according to the storage structure in the present invention.
  • FIG. 9 is a cross-sectional view of the battery pack showing the flow of cooling air by the cooling device in the present invention.
  • the battery pack 10 of the present invention is a combination of a plurality of lithium ion batteries
  • a plurality of battery modules 11 are provided, and the plurality of battery modules 11 are accommodated in a housing 13 whose upper part is opened and closed by a battery cover 12 .
  • the battery pack 10 is installed in the housing 13 and includes a cooling device 20 for cooling the battery module 11, a cooling cover 25 covering the cooling device 20, and the cooling device ( 20) is provided with a housing structure that makes it easy to mount or take out the housing 13.
  • the cooling device 20 includes a cooling fan 22 fixed to the upper surface of the fixing bracket 21 and a heat exchanger 23 fixed to the lower surface of the fixing bracket 21 , the heat exchanger Reference numeral 23 denotes a radiator type, in which a cooling water pipe 24 is connected, and the cooling water introduced through the cooling water pipe 24 flows through a predetermined passage inside the heat exchanger 23, so that heat exchange with the air around the heat exchanger 23 is performed. It is designed to produce cooling air.
  • the cooling device 20 is inserted and removed from one side wall surface of the housing 13 to which the cooling water pipe 24 of the cooling device 20 is connected.
  • the opening 31 is formed through the opening 31 for the opening and closing by the opening cover 32, and the opening cover 32 is assembled so that the cooling water pipe 24 of the cooling device 20 can pass therethrough. This is done by forming a hole (not shown).
  • the housing structure includes a guide means for guiding the cooling device 20 from the opening 31 to the receiving position in the housing 13 and coupling means for fixing the cooling device 20 at the receiving position in the housing 13 .
  • the guide means of the receiving structure is provided with a guide pin 33 at the rear end of the fixing bracket 21 of the cooling device 20 as shown in FIGS. 4 to 6 , and the guide pin 33 is provided in the housing 13 . It is made by installing a duct case 35 provided with a guide rail 34 to be guided.
  • the duct case 35 has a long rectangular cylindrical shape, and guide rails 34 are provided on both sides of the lower portion, and the fixing bracket 21 of the cooling device 20 and the heat exchanger are provided by the intermediate diaphragm 35a. It is divided into a lower space 35b in which 23 is located and a cooling duct 35c in which the cooling fan 22 of the cooling device 20 is located. A through hole 35d is formed in the intermediate diaphragm 35a so that the cooling fan 22 of the cooling device 20 is located in the cooling duct 35c through the through hole 35d, and the cooling duct 35c The upper part of the is covered with the cooling cover 25 to form the inner space of the cooling duct (35c).
  • the coupling means of the receiving structure is provided with a 'C'-shaped locking part 36 at the rear end of the guide rail 34 of the duct case 35 to cool it. It is configured to fix the cooling device 20 in the up and down directions when the guide pin 33 is inserted in the receiving position of the device 20, and as shown in FIGS. 8 (a) and (b), the duct case A coupling part 37 is provided at the tip of the 35 so that it can be fixed with the tip part 21a of the fixing bracket 21 at the receiving position of the cooling device 20 with screws.
  • the cooling device 20 is inserted through the opening 31 formed on one side wall of the housing 13, and at the same time, the guide pin 33 of the cooling device 20 is inserted. is seated on the guide rail 34 of the duct case 35 .
  • the cooling device 20 when the cooling device 20 is pushed into the housing 13 as shown in FIGS. 5 (b) and (c), the guide pin 33 of the cooling device 20 is guided to the guide rail 34 while cooling.
  • the cooling fan 22 of the device 20 is positioned in the cooling duct 35c through the through hole 35d (see FIG. 6) formed in the intermediate diaphragm 35a of the duct case 35, and the cooling device 20 of the fixing bracket 21 and the heat exchanger 23 are located in the lower space 35b of the duct case 35 .
  • the cooling device When the 20) is rotated and lifted, the tip portion 21a formed on the fixing bracket 21 of the cooling device 20 coincides with the coupling portion 37 formed on the tip end of the duct case 35, and thereby By fixing the fixing bracket 21 of the cooling device 20 and the coupling part 37 of the duct case 35, the cooling device 20 can be firmly fixed at the receiving position.
  • the mounting operation of the cooling device 20 is simplified by closing and fastening the opening 31 of the housing 13 with the opening cover 32 .
  • FIG. 9 is a cross-sectional view showing the cooling air flow state of the battery pack 10 housing the cooling device 20 as described above.
  • the cooling air is introduced into the cooling duct 35c by the cooling fan 22 located in the cooling duct 35c.
  • a gasket 26 is installed between the fixing bracket 21 of the cooling device 10 and the duct case 35 to maintain airtightness therebetween.
  • a plurality of distribution holes 25a are formed in the cooling cover 25 covering the upper portion of the cooling duct 35c and are connected to the cooling passage 11a of the battery module 11, and the cooling air in the cooling duct 35c is introduced into the cooling passage 11a of the battery module 11 through the plurality of distribution holes 25a and flows along the path indicated by the arrow to cool the battery module 11 .
  • the wind pressure collected by the plurality of cooling fans 22 and generated inside the cooling duct 35c serves as a regulator capable of maintaining a uniform air volume at any position of the plurality of distribution holes 25a, thereby providing various locations. It is possible to uniformly cool the battery module 11 disposed in the . However, if there are too many distribution holes 25a or the number of cooling fans 22 is small, so that an appropriate pressure drop does not occur, it is impossible to maintain a uniform air volume.
  • the battery cover 12 using the storage structure of the cooling device 20 is used.
  • the cooling cover 25 it is possible to access the cooling device 20 or separate it from the housing 13 to conveniently perform replacement or repair work.
  • the opening cover 32 blocking the opening 31 is removed, and as in FIGS. 5 (c) and (d) and 8 (a) and (b), the duct case (
  • the fixing bracket 21 of the cooling device 20 fixed to the coupling part 37 of 35 is released from the coupling state, the cooling device 20 is moved around the guide pin 33 at the rear end of the cooling device 20 . It can be rotated downward to match the tip of the cooling device 20 with the opening 31, and then, when the cooling device 20 is pulled out from the opening 31, FIGS. 5 (a) and (b) ), since the guide pin 33 is guided to the guide rail 34, the cooling device 20 can be easily and conveniently removed.
  • a housing structure for mounting or taking out the cooling device 20 in the housing 13 is provided, so that the work can be performed very quickly and conveniently when replacing or repairing parts of the cooling device 20 .
  • the cooling device can be taken out from within the housing or restored without opening the battery cover covering the housing and the cooling cover covering the cooling device when parts related to the cooling device are exchanged or repaired.
  • work efficiency can be increased, and even for a large-capacity battery pack, no special equipment is required. can be used in the field.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Mounting, Suspending (AREA)
  • Secondary Cells (AREA)

Abstract

La présente invention concerne un bloc-batterie, qui : facilite, lorsqu'une partie associée à un dispositif de refroidissement est remplacée ou réparée, travail dans lequel le dispositif de refroidissement est retiré de l'intérieur d'un boîtier vers l'extérieur ou est inséré dans le boîtier à nouveau et monté même sans ouvrir un couvercle de batterie qui recouvre le boîtier et un couvercle de refroidissement qui recouvre le dispositif de refroidissement, et peut ainsi augmenter l'efficacité de travail ; ne nécessite pas d'engrenage spécial même pour un bloc-batterie ayant une grande capacité ; et a une structure très simple qui permet au dispositif de refroidissement d'être monté à l'intérieur du bloc-batterie et retiré de celui-ci, et facilite ainsi la fabrication et est pratique à utiliser. Le bloc-batterie selon la présente invention comprend en outre une structure de réception pour monter le dispositif de refroidissement à l'intérieur du boîtier ou le retirer de celui-ci, la structure de réception comprenant : une partie d'ouverture formée pour permettre l'insertion et le retrait du dispositif de refroidissement à travers une surface de paroi latérale du boîtier à laquelle est raccordé un tuyau de fluide de refroidissement du dispositif de refroidissement ; un couvercle d'ouverture à travers lequel passe le tuyau de fluide de refroidissement du dispositif de refroidissement, et qui ouvre/ferme la partie d'ouverture ; un moyen de guidage pour guider, vers une position de réception à l'intérieur du boîtier, le dispositif de refroidissement inséré à travers la partie d'ouverture ; et un moyen de couplage pour fixer le dispositif de refroidissement à l'intérieur du boîtier au niveau de la position de réception.
PCT/KR2020/007061 2020-05-07 2020-06-01 Bloc-batterie avec entretien de dispositif de refroidissement pratique WO2021225210A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2020-0054231 2020-05-07
KR1020200054231A KR102376848B1 (ko) 2020-05-07 2020-05-07 냉각장치의 유지관리가 편리한 배터리팩

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Publication Number Publication Date
WO2021225210A1 true WO2021225210A1 (fr) 2021-11-11

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WO (1) WO2021225210A1 (fr)

Citations (5)

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Publication number Priority date Publication date Assignee Title
KR20150042105A (ko) * 2013-10-10 2015-04-20 현대자동차주식회사 차량의 고전압배터리 공조시스템 및 공조방법
KR101853908B1 (ko) * 2017-01-25 2018-05-02 주식회사 코캄 배터리 모듈 및 이를 포함하는 배터리 팩
KR20190014911A (ko) * 2017-08-04 2019-02-13 윤희진 전기자동차용 보조배터리 이동식 충전 장치
KR102053033B1 (ko) * 2019-05-17 2019-12-06 (주)경도시스템 배터리팩용 일체형 수납장치
KR20200034058A (ko) * 2018-09-20 2020-03-31 주식회사 아모그린텍 배터리 팩 냉각장치를 구비한 에너지 저장장치

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102321512B1 (ko) * 2014-09-11 2021-11-04 현대모비스 주식회사 수냉식 배터리모듈 및 이를 이용한 수냉식 배터리 냉각장치
KR102082385B1 (ko) * 2015-12-08 2020-02-27 주식회사 엘지화학 냉매 유로를 형성하는 부재를 포함하고 있는 전지모듈용 냉각 부재

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150042105A (ko) * 2013-10-10 2015-04-20 현대자동차주식회사 차량의 고전압배터리 공조시스템 및 공조방법
KR101853908B1 (ko) * 2017-01-25 2018-05-02 주식회사 코캄 배터리 모듈 및 이를 포함하는 배터리 팩
KR20190014911A (ko) * 2017-08-04 2019-02-13 윤희진 전기자동차용 보조배터리 이동식 충전 장치
KR20200034058A (ko) * 2018-09-20 2020-03-31 주식회사 아모그린텍 배터리 팩 냉각장치를 구비한 에너지 저장장치
KR102053033B1 (ko) * 2019-05-17 2019-12-06 (주)경도시스템 배터리팩용 일체형 수납장치

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KR102376848B1 (ko) 2022-03-22

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