WO2023033504A1 - 전지 모듈 및 이를 포함하는 전지 팩 - Google Patents
전지 모듈 및 이를 포함하는 전지 팩 Download PDFInfo
- Publication number
- WO2023033504A1 WO2023033504A1 PCT/KR2022/012935 KR2022012935W WO2023033504A1 WO 2023033504 A1 WO2023033504 A1 WO 2023033504A1 KR 2022012935 W KR2022012935 W KR 2022012935W WO 2023033504 A1 WO2023033504 A1 WO 2023033504A1
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- WO
- WIPO (PCT)
- Prior art keywords
- battery
- heat transfer
- transfer member
- battery cell
- bus bar
- Prior art date
Links
- 230000002265 prevention Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 8
- 210000004027 cell Anatomy 0.000 description 87
- 238000001816 cooling Methods 0.000 description 14
- 239000011347 resin Substances 0.000 description 9
- 229920005989 resin Polymers 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 230000020169 heat generation Effects 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010071232 Protuberant ear Diseases 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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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
- 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6553—Terminals or leads
-
- 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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/647—Prismatic or flat cells, e.g. pouch cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
- H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
-
- 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 module and a battery pack including the same, and more particularly, to a battery module and battery pack having a novel cooling structure.
- secondary batteries are attracting much attention as energy sources for power devices such as electric bicycles, electric vehicles, and hybrid electric vehicles as well as mobile devices such as mobile phones, digital cameras, laptops, and wearable devices.
- prismatic batteries and pouch-type batteries that can be stacked with a high degree of integration and have a small weight compared to capacity are mainly used as battery cells of medium-large-sized battery modules.
- Such a battery module has a structure in which a plurality of cell assemblies including a plurality of unit battery cells are connected in series to obtain high output.
- the battery cell can be repeatedly charged and discharged by an electrochemical reaction between components including positive and negative current collectors, separators, active materials, electrolytes, and the like.
- a battery module comprising at least one battery cell is first constructed, and other components are added using the at least one battery module to form a battery pack. How to configure is common.
- a plurality of secondary batteries that is, a battery module or a battery pack having battery cells may increase the temperature more quickly and severely due to the sum of heat emitted from the plurality of battery cells in a narrow space.
- a battery module in which a plurality of battery cells are stacked and a battery pack equipped with such a battery module, high output can be obtained, but it is not easy to remove heat generated from the battery cells during charging and discharging. If the heat dissipation of the battery cell is not performed properly, the battery cell deteriorates rapidly, shortens its lifespan, and increases the possibility of explosion or ignition.
- battery modules included in vehicle battery packs are frequently exposed to direct sunlight and may be placed in high temperature conditions such as summer or desert areas.
- FIG. 1 is a cross-sectional view of a conventional battery module.
- a conventional battery module 10 includes a battery cell stack 20 formed by stacking a plurality of battery cells 11 and a module frame 30 accommodating the battery cell stack 20. include At this time, a thermally conductive resin layer 40 positioned between the lower portion of the battery cell stack 20 and the bottom portion 31 of the module frame 30 may be formed.
- heat generated from the battery cells 11 passes through a one-way path through the thermally conductive resin layer 40 formed on the lower part of the battery cell stack 20 and the bottom part 31 of the module frame 30. was released only through
- An object to be solved by the present invention is to provide a battery module and a battery pack including the battery module capable of solving the heat generation problem of battery cells and bus bars.
- a battery module includes a battery cell stack in which a plurality of battery cells are stacked, a module frame surrounding the battery cell stack, and front and rear surfaces of the battery cell stack open from the module frame. and a heat transfer member formed in a space between the battery cell stack and the end plate.
- the battery module further includes a bus bar frame formed between the front and rear surfaces of the battery cell stack and the end plate, and the heat transfer member includes a space between the battery cell stack and the bus bar frame and the bus bar. It may be formed in a space between the frame and the end plate.
- the heat transfer member may entirely fill a space between the battery cell stack and the bus bar frame and a space between the bus bar frame and the end plate.
- An electrode lead protruding from the battery cell stack may be further included, and the heat transfer member may contact the electrode lead.
- a plurality of bus bars mounted on the bus bar frame may be included, and the heat transfer member may contact the bus bar and the bus bar frame.
- the module frame includes a frame member covering a lower portion and both side portions of the battery cell stack, and an upper plate covering an upper portion of the battery cell stack, and the heat transfer member includes a bottom portion of the frame member and the upper plate. can be contacted with
- the heat transfer member may be formed of a fluid material, and the heat transfer member may be movable.
- the heat transfer member may be formed in a gel form.
- the bus bar frame of the battery module according to another embodiment of the present invention may include a prevention portion protruding in a direction toward the battery cell stack.
- the bus bar frame may further include grooves, and the grooves may be formed by being spaced apart from each other in the prevention portions adjacent to each other.
- the heat transfer member may be formed at a lower end of the preventing portion to come into contact with the preventing portion.
- the prevention part may prevent the heat transfer member from leaking to an upper part of the prevention part.
- a battery pack according to another embodiment of the present invention may include the battery module.
- the battery module according to an embodiment of the present invention may solve the heat generation problem of the battery cell and the bus bar in a high current and rapid charging environment by including a heat transfer member.
- stability of the battery module may be improved by solving the heat generation problem.
- the heat transfer member can achieve an effect of improving the insulation performance of the battery module by filling the space between the battery cell stack and the bus bar frame and the space between the bus bar frame and the end plate.
- FIG. 1 is a cross-sectional view of a conventional battery module.
- FIG. 2 is an exploded perspective view of the battery module of the present invention.
- FIG. 3 is a perspective view illustrating a battery module in which components of FIG. 2 are assembled
- FIG. 4 is an enlarged view showing a cut along the P1 plane of FIG. 3 .
- FIG. 5 is an enlarged view of a state cut along the P2 plane of FIG. 3 .
- FIG. 6 is a perspective view showing a battery cell included in the battery module of the present invention.
- FIG. 7 is a cross-sectional view of a battery module according to another embodiment of the present invention.
- FIG. 8 is a view showing a bus bar frame included in a battery module according to another embodiment of the present invention.
- a part such as a layer, film, region, plate, etc.
- another part is in the middle.
- a part is said to be “directly on” another part, it means that there is no other part in between.
- a reference part means to be located above or below the reference part, and to necessarily be located “above” or "on” in the opposite direction of gravity does not mean no.
- planar image it means when the target part is viewed from above, and when it is referred to as “cross-sectional image”, it means when a cross section of the target part cut vertically is viewed from the side.
- FIG. 2 is an exploded perspective view of the battery module of the present invention.
- FIG. 3 is a perspective view illustrating a battery module in which components of FIG. 2 are assembled;
- FIG. 4 is an enlarged view showing a cut along the P1 plane of FIG. 3 .
- FIG. 5 is an enlarged view of a state cut along the P2 plane of FIG. 3 .
- 6 is a perspective view showing a battery cell included in the battery module of the present invention.
- the battery module 100 includes a battery cell stack 120 in which a plurality of battery cells 110 are stacked and a module frame surrounding the battery cell stack 120. (200).
- the battery cell 110 is preferably a pouch-type battery cell, and may be formed in a rectangular sheet-like structure.
- the battery cell 110 according to this embodiment has two electrode leads 111 and 112 facing each other so that one end 114a of the cell body 113 and the other end ( 114b) have structures protruding from each other. That is, the battery cell 110 includes electrode leads 111 and 112 protruding in opposite directions. More specifically, the electrode leads 111 and 112 are connected to an electrode assembly (not shown) and protrude from the electrode assembly (not shown) to the outside of the battery cell 110 .
- both ends 114a and 114b of the cell case 114 and one side portion 114c connecting them are bonded while the electrode assembly (not shown) is accommodated in the cell case 114.
- the battery cell 110 has a total of three sealing portions 114sa, 114sb, and 114sc, and the sealing portions 114sa, 114sb, and 114sc are sealed by a method such as thermal fusion.
- the other side may be made of the connecting portion 115.
- the cell case 114 may be made of a laminated sheet including a resin layer and a metal layer.
- the connecting portion 115 may extend along one edge of the battery cell 110, and a bat ear 110p may be formed at an end of the connecting portion 115.
- the terrace portion 116 may be formed between the electrode leads 111 and 112 and the cell body 113. That is, the battery cell 110 may include a terrace portion 116 extending from the cell case 114 in a direction in which the electrode leads 111 and 112 protrude.
- These battery cells 110 may be composed of a plurality, and the plurality of battery cells 110 are stacked so as to be electrically connected to each other to form the battery cell laminate 120 .
- a plurality of battery cells 110 may be stacked along a direction parallel to the y-axis. Accordingly, the electrode leads 111 and 112 may protrude in the x-axis direction and the -x-axis direction, respectively.
- the module frame 200 has an open upper surface, front and rear surfaces, the frame member 300 covering the bottom and both sides of the battery cell stack 120, and an upper plate covering the top of the battery cell stack 120. (400).
- the module frame 200 is not limited thereto, and may be replaced with a frame having another shape such as an L-shaped frame or a mono frame surrounding the battery cell stack 120 except for the front and rear surfaces.
- the battery cell stack 120 accommodated inside the module frame 200 may be physically protected through the module frame 200 .
- the frame member 300 may include a bottom portion 300a supporting the lower portion of the battery cell stack 120 and side portions 300b extending upward from both ends of the bottom portion 300a.
- the upper plate 400 may cover the open upper side of the module frame 200 .
- the end plate 150 may cover the front and rear surfaces of the battery cell stack 120 that is open from the module frame 200 .
- the end plate 150 may be coupled to front and rear edges of the upper plate 400 and front and rear edges of the module frame 200 through welding.
- a bus bar frame 130 may be formed between the end plate 150 and the front and rear surfaces of the battery cell stack 120 .
- the plurality of bus bars 160 mounted on the bus bar frame 130 may protrude from the battery cells 110 and come into contact with the electrode leads 111 and 112 mounted on the bus bar frame 130. .
- the battery module 100 is a thermocouple positioned between the lower surface of the battery cell stack 120 and the bottom portion of the module frame 200, that is, the bottom portion 300a of the frame member 300. It further includes a conductive resin layer 310, and the thermal conductive resin layer 310 transfers heat generated from the battery cell 110 to the bottom of the battery module 100 and serves to fix the battery cell stack 120. can do.
- a thermally conductive resin layer formed on a lower portion of the battery cell.
- the thermally conductive resin layer has a problem in that it cannot efficiently cool heat generated from electrode leads and bus bar frames on the front and rear surfaces of battery cells and bus bars mounted on the bus bar frames.
- the space between the battery cell stack and the bus bar frame and the space between the bus bar frame and the end plate are formed as empty spaces, resulting in deterioration of insulation performance due to the inflow of moisture and foreign substances. Therefore, there is a need for a structure capable of effectively cooling the heat in a situation in which high heat is generated in the electrode leads and bus bars of the battery cell for a short time due to the flow of high current, such as in rapid charging.
- the battery module 100 includes a heat transfer member 500 formed in a space between the battery cell stack 120 and the end plate 150.
- the heat transfer member 500 may be formed in a space between the battery cell stack 120 and the bus bar frame 130 and a space between the bus bar frame 130 and the end plate 150 .
- an insulating cover may be further formed in the space between the bus bar frame 130 and the end plate 150, and thus the heat transfer member 500 may fill the space between the bus bar frame 130 and the insulating cover. there is.
- the heat transfer member 500 may entirely fill the aforementioned spaces. That is, the heat transfer member 500 may entirely fill the space between the battery cell stack 120 and the bus bar frame 130 and the space between the bus bar frame 130 and the end plate 150 . Therefore, through the heat transfer member 500 completely filled, insulation performance is improved, and the possibility of penetration of moisture and foreign substances is minimized, thereby improving the stability of the battery module. When moisture or foreign matter penetrates from the outside, the short circuit of the bus bar 160 and the life of the battery module 100 may be reduced. Therefore, the heat transfer member 500 prevents moisture and foreign matter from penetrating into the battery module and contacting the bus bar 160 and the electrode leads 111 and 112, thereby securing performance and improving stability of the battery module. .
- the heat transfer member 500 may contact the electrode leads 111 and 112 .
- the electrode leads 111 and 112 which are parts of the battery cell 110 that generate a large amount of heat, are parts that require the most cooling among parts of the battery cell 110.
- the electrode leads 111 and 112 can be effectively cooled by the heat transfer member 500 .
- the heat transfer member 500 may be in surface contact with the electrode leads 111 and 112, and as the contact area is widened, effective cooling may be enabled even if a large amount of heat is generated by the contact.
- the heat transfer member 500 may also contact the bus bar 160 and the bus bar frame 130 . Heat generated from the bus bar 160 may be cooled through the heat transfer member 500 and may be quickly transferred through other components in contact with the heat transfer member 500 . In addition, the heat transfer member 500 may prevent physical contact between the bus bars 160 by contacting each of the plurality of bus bars 160 formed in the battery module 100 . Accordingly, a short circuit that may occur due to contact between the bus bars 160 may be prevented.
- the heat transfer member 500 may contact the bottom portion 300a of the frame member 300 and the top plate 400 .
- the heat transfer member 500 may be formed to contact the bottom portion 300a of the frame member 300 and the thermally conductive resin layer 310 .
- the heat transfer member 500 may be formed to contact the upper plate 400 . Accordingly, the heat transfer member 500 contacts the bottom portion 300a of the frame member 300, the thermally conductive resin layer 310, and the top plate 400 to form an additional heat transfer path to transfer heat to the outside of the module. and can emit.
- the heat transfer member 500 may be in surface contact with the configuration described above. Since the heat transfer member 500 is formed to fill a space, improved cooling efficiency may be achieved by surface contact with the above components.
- the heat transfer member 500 may be formed to contact a plurality of components.
- the heat transfer member 500 directly contacts the bus bar 160 and the electrode leads 111 and 112 generating a large amount of heat, and the heat generated from the bus bar 160 and the electrode leads 111 and 112 Temperature deviation between the components in the battery module, particularly each part of the battery cell, can be improved by immediately transferring the .
- the heat transfer member 500 may be formed of a flexible material.
- the heat transfer member 500 may include a heat transfer material that is injected and cured, but may include a gel form that is not completely cured. That is, the heat transfer member 500 may be formed in a gel form. Since the heat transfer member 500 is formed in a gel form, it is possible to secure cooling performance and at the same time have fluidity to respond to changes in some components in the battery module. Accordingly, the heat transfer member 500 may be moved in a situation such as an air pocket in the battery module, thereby ensuring continuous cooling performance.
- the heat transfer member 500 may be formed of a material having thermal conductivity and may be formed of a material having insulation. Therefore, by forming the heat transfer member 500, it is possible to achieve an effect of improving cooling performance and insulation performance through heat transfer.
- FIGS. 7 and 8 Since there are overlapping contents with those described above, only parts different from those described above will be described.
- FIG. 7 is a cross-sectional view of a battery module according to another embodiment of the present invention.
- 8 is a perspective view illustrating a bus bar frame included in the battery module of FIG. 7 .
- the bus bar frame 130 of the battery module 100 may include a prevention part 130a protruding in a direction toward the battery cell stack 120.
- the heat transfer member 500 may be formed at a lower end of the preventing portion 130a to contact the preventing portion 130a.
- the heat transfer member 500 is formed of a flexible material and is movable within the battery module. Therefore, the prevention part 130a may serve to partially fix the contact position of the heat transfer member 500, which is a fluid material, with the bus bar 130 and the electrode leads 111 and 112. Also, the prevention part 130a may prevent the heat transfer member 500 from leaking to the top of the prevention part 130a as it moves. Accordingly, since the shape and position of the heat transfer member 500 are partially fixed, it is possible to ensure cooling performance by securing and maintaining a contact area with the heat generating element.
- the bus bar frame 130 may further include a groove part 130b, and the groove part 130b may be formed by spaced apart preventing parts 130a adjacent to each other, and the preventing parts 130a may be spaced apart from each other. It may be a gap formed by Accordingly, the groove portion 130b may be used as a passage through which the terrace portion 116 of the battery cell 110 and the electrode leads 111 and 112 pass.
- a battery pack according to this embodiment includes the battery module described above.
- the battery pack of the present invention may have a structure in which one or more battery modules according to the present embodiment are gathered and packed by adding a battery management system (BMS) that manages the temperature or voltage of the battery and a cooling device. there is.
- BMS battery management system
- the battery pack may be applied to various devices. These devices can be applied to means of transportation such as electric bicycles, electric vehicles, hybrid vehicles, etc., but the present invention is not limited thereto and can be applied to various devices capable of using a battery module, which also falls within the scope of the present invention. .
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- Electrochemistry (AREA)
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- Battery Mounting, Suspending (AREA)
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Abstract
Description
Claims (13)
- 복수의 전지 셀이 적층되어 있는 전지 셀 적층체,상기 전지 셀 적층체를 감싸는 모듈 프레임, 및상기 모듈 프레임에서 개방되어 있는 상기 전지 셀 적층체의 전후면을 덮는 엔드 플레이트를 포함하고,상기 전지 셀 적층체와 상기 엔드 플레이트 사이의 공간에 형성되는 열 전달 부재를 포함하는 전지 모듈.
- 제1항에서,상기 전지 셀 적층체의 전후면과 상기 엔드 플레이트 사이에 형성되는 버스 바 프레임을 더 포함하고,상기 열 전달 부재는 상기 전지 셀 적층체와 상기 버스 바 프레임 사이의 공간 및 상기 버스 바 프레임과 상기 엔드 플레이트 사이의 공간에 형성되는 전지 모듈.
- 제2항에서,상기 열 전달 부재는 상기 전지 셀 적층체와 상기 버스 바 프레임 사이의 공간 및 상기 버스 바 프레임과 상기 엔드 플레이트 사이의 공간을 전체적으로 채우는 전지 모듈.
- 제2항에서,상기 전지 셀 적층체에서 돌출되어 있는 전극 리드를 더 포함하고,상기 열 전달 부재는 상기 전극 리드와 접촉하는 전지 모듈.
- 제4항에서,상기 버스 바 프레임에 장착된 복수의 버스 바를 포함하고,상기 열 전달 부재는 상기 버스 바 및 상기 버스 바 프레임과 접촉하는 전지 모듈.
- 제1항에서,상기 모듈 프레임은, 상기 전지 셀 적층체의 하부 및 양측부를 덮는 프레임 부재와, 상기 전지 셀 적층체의 상부를 덮는 상부 플레이트를 포함하며,상기 열 전달 부재는 상기 프레임 부재의 바닥부 및 상기 상부 플레이트와 접촉하는 전지 모듈.
- 제1항에서,상기 열 전달 부재는 유동성 있는 소재로 형성되고,상기 열 전달 부재는 이동이 가능한 전지 모듈.
- 제7항에서,상기 열 전달 부재는 겔 형태로 형성되는 전지 모듈.
- 제2항에서,상기 버스 바 프레임은 상기 전지 셀 적층체를 향하는 방향으로 돌출된 방지부를 포함하는 전지 모듈.
- 제9항에서,상기 버스 바 프레임은 홈부를 더 포함하고,상기 홈부는 서로 이웃하는 상기 방지부가 이격되어 형성되는 전지 모듈.
- 제9항에서,상기 열 전달 부재는 상기 방지부와 접촉하도록 방지부의 하단에 형성되는 전지 모듈.
- 제9항에서,상기 방지부는 상기 열 전달 부재가 상기 방지부의 상부로 유출되는 것을 방지하는 전지 모듈.
- 제1항에 따른 전지 모듈을 포함하는 전지 팩.
Priority Applications (4)
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JP2023532206A JP2023552124A (ja) | 2021-09-02 | 2022-08-30 | 電池モジュールおよびこれを含む電池パック |
CN202280008459.9A CN116648812A (zh) | 2021-09-02 | 2022-08-30 | 电池模块和包括该电池模块的电池组 |
US18/038,965 US20240006683A1 (en) | 2021-09-02 | 2022-08-30 | Battery module and battery pack including the same |
EP22865006.5A EP4243159A1 (en) | 2021-09-02 | 2022-08-30 | Battery module and battery pack including same |
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KR1020210116870A KR20230033903A (ko) | 2021-09-02 | 2021-09-02 | 전지 모듈 및 이를 포함하는 전지 팩 |
KR10-2021-0116870 | 2021-09-02 |
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WO2023033504A1 true WO2023033504A1 (ko) | 2023-03-09 |
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PCT/KR2022/012935 WO2023033504A1 (ko) | 2021-09-02 | 2022-08-30 | 전지 모듈 및 이를 포함하는 전지 팩 |
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US (1) | US20240006683A1 (ko) |
EP (1) | EP4243159A1 (ko) |
JP (1) | JP2023552124A (ko) |
KR (1) | KR20230033903A (ko) |
CN (1) | CN116648812A (ko) |
WO (1) | WO2023033504A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005310449A (ja) * | 2004-04-19 | 2005-11-04 | Fujitsu Component Ltd | バッテリパック |
KR20210042710A (ko) * | 2019-10-10 | 2021-04-20 | 에스케이이노베이션 주식회사 | 배터리 모듈 |
KR20210064935A (ko) * | 2019-11-26 | 2021-06-03 | 주식회사 엘지에너지솔루션 | 배터리 모듈 |
KR20210065268A (ko) * | 2019-11-26 | 2021-06-04 | 주식회사 엘지에너지솔루션 | 버스바 프레임 조립체 및 이를 포함하는 배터리 모듈 |
KR20210066528A (ko) * | 2019-11-28 | 2021-06-07 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 이를 포함하는 전지 팩 |
-
2021
- 2021-09-02 KR KR1020210116870A patent/KR20230033903A/ko unknown
-
2022
- 2022-08-30 EP EP22865006.5A patent/EP4243159A1/en active Pending
- 2022-08-30 CN CN202280008459.9A patent/CN116648812A/zh active Pending
- 2022-08-30 JP JP2023532206A patent/JP2023552124A/ja active Pending
- 2022-08-30 US US18/038,965 patent/US20240006683A1/en active Pending
- 2022-08-30 WO PCT/KR2022/012935 patent/WO2023033504A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005310449A (ja) * | 2004-04-19 | 2005-11-04 | Fujitsu Component Ltd | バッテリパック |
KR20210042710A (ko) * | 2019-10-10 | 2021-04-20 | 에스케이이노베이션 주식회사 | 배터리 모듈 |
KR20210064935A (ko) * | 2019-11-26 | 2021-06-03 | 주식회사 엘지에너지솔루션 | 배터리 모듈 |
KR20210065268A (ko) * | 2019-11-26 | 2021-06-04 | 주식회사 엘지에너지솔루션 | 버스바 프레임 조립체 및 이를 포함하는 배터리 모듈 |
KR20210066528A (ko) * | 2019-11-28 | 2021-06-07 | 주식회사 엘지에너지솔루션 | 전지 모듈 및 이를 포함하는 전지 팩 |
Also Published As
Publication number | Publication date |
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CN116648812A (zh) | 2023-08-25 |
JP2023552124A (ja) | 2023-12-14 |
EP4243159A1 (en) | 2023-09-13 |
KR20230033903A (ko) | 2023-03-09 |
US20240006683A1 (en) | 2024-01-04 |
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