WO2023158113A1 - 전지 모듈 및 이를 포함하는 전지 팩 - Google Patents
전지 모듈 및 이를 포함하는 전지 팩 Download PDFInfo
- Publication number
- WO2023158113A1 WO2023158113A1 PCT/KR2023/000770 KR2023000770W WO2023158113A1 WO 2023158113 A1 WO2023158113 A1 WO 2023158113A1 KR 2023000770 W KR2023000770 W KR 2023000770W WO 2023158113 A1 WO2023158113 A1 WO 2023158113A1
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- WO
- WIPO (PCT)
- Prior art keywords
- rupture
- battery
- sheet
- venting
- battery module
- Prior art date
Links
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims abstract description 21
- 238000013022 venting Methods 0.000 claims description 68
- 230000001939 inductive effect Effects 0.000 claims description 40
- 210000004027 cell Anatomy 0.000 description 58
- 230000001976 improved effect Effects 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000011149 active material Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006731 degradation reaction Methods 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
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008093 supporting effect 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
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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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/375—Vent means sensitive to or responsive to temperature
-
- 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 having improved stability and a battery pack including the same.
- 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.
- FIG. 1 is a view showing a ruptured sheet included in a conventional battery module.
- FIG. 2 is an enlarged view of part A of FIG. 1 .
- FIG. 3 is an enlarged view of part B of FIG. 2 .
- a ruptured sheet 10 of a conventional battery module may include a plurality of venting parts 11 , and the venting part 11 may include a ruptured part 15 .
- the ruptured portion 15 may be formed in a notch shape as shown in FIG. 3 .
- the ruptured sheet 10 may have a bent portion 11 formed as shown in FIG. 2, and the ruptured portion 15 may be formed in a state connected to the ruptured sheet 10 without being cut. there is.
- the notch shape may be cut along the cutting line C-C′ of FIG. 3 due to pressure rising as the gas is discharged to the outside.
- the venting portion 11 of the ruptured sheet 10 forms a venting hole so that gas inside the battery cell can be vented to the outside.
- the ruptured sheet 10 of the conventional battery module must be formed with a fairly thin thickness because the notch shape must be cut along the cutting line C-C′ in FIG. 3 during gas venting inside the battery cell.
- the conventional rupture sheet 10 is not gas vented inside the battery cell, it is highly likely that the ruptured portion 15 will be cut due to damage by external vibration and shock during use of a general battery module. In this case, even though venting does not occur inside the battery cell, stability may deteriorate due to the formation of the venting hole, such that the internal configuration of the battery module is exposed to the outside.
- the ruptured sheet 10 is ruptured only when gas venting of the battery cell, and the gas inside the battery cell is vented, and the ruptured sheet 10 is not ruptured when using a general battery module, so that the stability of the battery module can be improved. There is a need for a new structure.
- An object to be solved by the present invention is to provide a battery module capable of forming a venting hole only when venting gas inside the battery module, and a battery pack including the same.
- a battery module includes a battery cell laminate in which a plurality of battery cells are stacked; a module frame accommodating the battery cell stack; and a rupture sheet formed between the battery cell stack and the module frame, wherein the rupture sheet includes a shape memory alloy (SMA).
- SMA shape memory alloy
- a plurality of holes may be formed in the module frame, and a portion of the rupture sheet corresponding to a position of the hole may include the shape memory alloy.
- the rupture sheet may include a plurality of rupture layers; and a rupture inducing member formed between the plurality of rupture layers, wherein the rupture inducing member may be formed of the shape memory alloy.
- the rupture inducing member may be formed in a portion of the rupture sheet corresponding to a position of the hole of the module frame.
- the rupture inducing member expands, and the rupture inducing member expands to deform the rupture layer, and a venting hole may be formed on the rupture sheet.
- the rupture inducing member may expand as the shape memory alloy expands.
- the venting hole may be formed in plurality.
- the plurality of venting holes may be formed in a portion of the ruptured sheet corresponding to the location of the hole, and the plurality of venting holes formed in a portion of the ruptured sheet corresponding to the location of the hole may form a venting portion.
- the rupture inducing member may include expanding when a temperature of 100 degrees or more is applied to the rupture inducing member.
- the rupture sheet may be formed between an upper portion of the battery cell stack and the module frame.
- a battery pack according to another embodiment of the present invention includes the battery module.
- a venting hole is not formed during normal operation of the battery module, but a venting hole is formed on the rupture sheet only in the case of gas venting inside the battery module, so that the battery module stability can be improved.
- venting hole is not formed during normal use of the battery module, it is possible to minimize performance degradation of the battery module by minimizing exposure and damage to the inside of the battery module.
- FIG. 1 is a view showing a ruptured sheet included in a conventional battery module.
- FIG. 2 is an enlarged view of part A of FIG. 1 .
- FIG. 3 is an enlarged view of part B of FIG. 2 .
- FIG. 4 is an exploded perspective view of a battery module according to an embodiment of the present invention.
- FIG. 5 is a view showing a state in which the components of FIG. 4 are combined.
- FIG. 6 is a view showing one of a plurality of venting parts formed on a ruptured sheet included in the battery module of the present invention.
- FIG. 7 is an enlarged view of part D of FIG. 6, and is a view showing a state before rupture of a ruptured sheet.
- FIG. 8 is a view showing a state in which the ruptured sheet of FIG. 7 is ruptured due to gas venting inside the battery cell.
- 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. 4 is an exploded perspective view of a battery module according to an embodiment of the present invention.
- 5 is a view showing a state in which the components of FIG. 4 are combined.
- the battery module 100 includes a battery cell stack 120 in which a plurality of battery cells 110 are stacked, and a module frame accommodating the battery cell stack 120. (200) and a rupture sheet (500) formed between the battery cell stack (120) and the module frame (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 has a structure in which two electrode leads 111 and 112 face each other and protrude from one end and the other end of the cell body, respectively. 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 .
- the battery cells 110 may be configured in plurality, and the plurality of battery cells 110 are stacked so as to be electrically connected to each other to form the battery cell stack 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 a U-shaped frame 300 covering the bottom and both sides of the battery cell stack 120 with its top, front, and rear surfaces open, and an upper portion covering the top of the battery cell stack 120.
- Plate 400 is included.
- the U-shaped frame 300 may include a bottom portion 300a supporting the lower portion of the battery cell stack 120 and side portions extending upward from both ends of the bottom portion 300a.
- 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 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 bus bar frame 130 may cover a portion of the battery cell stack 120 exposed from the module frame 200 .
- the plurality of bus bars 160 mounted on the bus bar frame 130 may protrude from the battery cells 110 and be connected to the electrode leads 111 and 112 mounted on the bus bar frame 130. there is. At this time, a slot through which the electrode leads 111 and 112 pass may be formed in the bus bar 160 . Thus, the electrode leads 111 and 112 passing through the slot of the bus bar 160 may contact the bus bar 160 .
- the battery module 100 is a thermally conductive resin layer (positioned between the lower surface of the battery cell stack 120 and the bottom of the module frame 200, that is, the bottom portion 300a of the U-shaped frame 300) 310), and the thermally conductive resin layer 310 may serve to transfer heat generated from the battery cells 110 to the bottom of the battery module 100 and to fix the battery cell stack 120. .
- the ruptured sheet 10 of the conventional battery module must be formed with a fairly thin thickness because the notch shape must be cut along the cutting line C-C' in FIG. 3 during gas venting inside the battery cell.
- the conventional rupture sheet 10 is not gas vented inside the battery cell, it is highly likely that the ruptured portion 15 will be cut due to damage by external vibration and shock during use of a general battery module. In this case, even though venting does not occur inside the battery cell, stability may deteriorate due to the formation of the venting hole, such that the internal configuration of the battery module is exposed to the outside.
- the ruptured sheet 10 is ruptured only when gas venting of the battery cell, and the gas inside the battery cell is vented, and the ruptured sheet 10 is not ruptured when using a general battery module, so that the stability of the battery module can be improved. There is a need for a new structure.
- FIG. 6 is an enlarged view of one of a plurality of venting parts formed on a ruptured sheet included in the battery module of the present invention.
- 7 is an enlarged view of part D of FIG. 6, and is a view showing a state before rupture of a ruptured sheet.
- 8 is a view showing a state in which the ruptured sheet of FIG. 7 is ruptured.
- the rupture sheet 500 of the battery module 100 according to this embodiment is formed between the battery cell stack 120 and the module frame 200. More specifically, the rupture sheet 500 may be formed between the upper portion of the battery cell stack 120 and the upper portion of the module frame 200 .
- the rupture sheet 500 included in the battery module 100 according to the present embodiment includes a shape memory alloy (SMA).
- a hole 210 may be formed in the module frame 200 , and a plurality of holes 210 may be formed on the module frame 200 .
- the hole 210 may be formed on the top of the module frame 200, that is, on the top plate 400. That is, a plurality of holes 210 may be formed in the module frame 200 , and the holes 210 may be formed to pass through an upper portion of the module frame 200 . Therefore, gas inside the battery module can be smoothly discharged to the outside through the hole 210 formed in the module frame 200 .
- a bent portion 501 may be formed at a portion of the rupture sheet 500 corresponding to the position of the hole 210 .
- the venting part 501 as will be described later, a plurality of venting holes 550 are formed in the portion of the rupture sheet 500 corresponding to the shape of the hole 210 of the module frame 200, thereby forming the venting part ( 501) may be formed.
- the venting portion 501 may be formed in a portion of the ruptured sheet 500 corresponding to the position of the edge portion of the hole 210 . Therefore, a plurality of venting holes 550 are formed on the rupture sheet 500, and a plurality of venting portions 501 are formed on the rupture sheet, thereby forming a plurality of venting paths. .
- gas generation in the battery module and rapid gas discharge during venting may be possible through the venting path.
- the venting part 501 of the rupture sheet 500 may include the shape memory alloy. That is, among the parts of the rupture sheet 500, the part of the rupture sheet 500 corresponding to the position of the hole 210, that is, the bent portion 501 may include the shape memory alloy.
- the rupture sheet 500 is formed between a plurality of rupture layers 510 and 520 including a first rupture layer 510 and a second rupture layer 520 and a plurality of rupture layers 510 and 520
- An induction member 530 may be included.
- the plurality of rupture layers 510 and 520 may include a greater number of rupture layers, but will be described based on FIG. 7 including a first rupture layer 510 and a second rupture layer 520 as an example.
- the rupture sheet 500 is a portion of the rupture sheet 500 corresponding to the hole 210 of the module frame 200 among the areas of the rupture sheet 500, the venting portion 501 has a plurality of rupture layers 510 , 520) and a rupture inducing member 530. Therefore, the rupture inducing member 530 may be formed in a portion of the rupture sheet 500 corresponding to the location of the hole 210 of the module frame 200 .
- the rupture inducing member 530 formed between the first rupture layer 510 and the second rupture layer 520 may be formed to contact the first rupture layer 510 and the second rupture layer 520, respectively. Accordingly, the shape of the first tear layer 510 and the second tear layer 520 may also be deformed, torn, and/or cut by changing the shape of the tear inducing member 530 .
- first rupture layer 510 and the second rupture layer 520 may be formed of a plate-shaped sheet, but are not limited thereto.
- the rupture inducing member 530 may include the shape memory alloy. More specifically, the rupture inducing member 530 may include the shape memory alloy or be formed of the shape memory alloy, so that it expands as the shape memory alloy expands. That is, when heat of a certain temperature or higher is applied to the rupture sheet 500, the rupture and cutting of the rupture sheet 500 may be induced by the expansion of the rupture inducing member 530. This may be based on the feature that the shape-memory alloy returns to its high-temperature shape when heat is applied because it remembers its shape at a high temperature even if it exists in a different shape at a low temperature.
- heat above a predetermined temperature may be generated. More specifically, heat having a temperature of at least 100 degrees or higher may also be generated during the gas venting. Accordingly, when the gas is vented, the heat may be transferred to the rupture inducing member 530 .
- the rupture inducing member 530 may include expanding when a temperature of at least 100 degrees or more is applied. Therefore, the rupture inducing member 530 may expand when gas is vented from the battery cell or battery module. At this time, the rupture inducing member 530 expanded by the heat transferred during gas venting may be referred to as a first rupture inducing member 530a, and the rupture inducing member 530 that has not yet expanded may be referred to as a second rupture inducing member ( 530b).
- the first rupture inducing member 530a expands by the heat and may cut portions of the first rupture layer 510 and the second rupture layer 520 . That is, the rupture inducing member 530 expands so that the rupture layers 510 and 520 may be deformed and cut. Accordingly, a venting hole 550 is formed on the rupture sheet 500 by the deformed and cut first rupture layer 510 and the second rupture layer 520 so that gas inside the battery module 100 can be discharged to the outside. there is. At this time, referring to FIGS. 6 and 8 , the shape of the venting hole 550 may be formed while the first rupture layer 510 and the second rupture layer 520 are cut and lifted upward. Accordingly, as shown in FIG. 6 , the venting hole 550 may be formed along a solid black line or a curved shape, but the shape of the venting hole 550 is not limited thereto.
- the first rupture layer 510 and the second rupture layer 520 may also be cut by the second rupture inducing member 530b.
- the ting hole 550 may be formed to have a larger area than the size of the venting hole 550 when only the first rupture inducing member 530a is ruptured.
- the rupture sheet 500 in particular, the venting portion 501 on the rupture sheet 500 may include a plurality of rupture inducing members 530, and thus, the venting hole 550 is formed on the rupture sheet 500. And a plurality of them may be formed on the venting part 501 .
- the rupture inducing member 530 may be formed according to the shape of the hole 210 of the module frame 200 . That is, a plurality of venting holes 550 may be formed along the shape in which the plurality of rupture inducing members 530 are formed, and the shape of the venting part 501 may be formed along the shape in which the plurality of venting holes 550 are formed. can be formed In other words, a plurality of venting holes 550 are formed in the portion of the ruptured sheet 500 corresponding to the location of the hole 210, and a plurality of venting holes 550 formed in the portion of the ruptured sheet 500 corresponding to the location of the hole 210. The two venting holes 550 may form the venting part 501 .
- the venting hole 550 is not formed in the rupture sheet 500 in a normal operating state of the battery module 100, but when gas is vented inside the battery module 100, the rupture inducing member 530 causes the rupture sheet ( Since the venting hole 550 is formed on the 500), gas inside the battery module 100 can be effectively discharged to the outside.
- the venting hole 550 and the venting part 501 are formed only when the gas venting of the battery cell 110 and the battery module 100 is performed. As a result, the stability of the battery module may be improved and the performance of the battery module 100 may be secured.
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
Claims (11)
- 복수의 전지 셀이 적층된 전지 셀 적층체;상기 전지 셀 적층체를 수용하는 모듈 프레임; 및상기 전지 셀 적층체와 상기 모듈 프레임 사이에 형성되는 파열 시트(rupture sheet)를 포함하고,상기 파열 시트는 형상 기억 합금(SMA)을 포함하는 전지 모듈.
- 제1항에서,상기 모듈 프레임에는 복수개의 홀이 형성되고,상기 홀의 위치와 대응되는 상기 파열 시트의 부분은 상기 형상 기억 합금을 포함하는 전지 모듈.
- 제2항에서,상기 파열 시트는,복수개의 파열층; 및상기 복수개의 파열층 사이에 형성되는 파열 유도 부재를 포함하고,상기 파열 유도 부재는 상기 형상 기억 합금으로 형성되는 전지 모듈.
- 제3항에서,상기 파열 유도 부재는 상기 모듈 프레임의 홀의 위치와 대응되는 상기 파열 시트의 부분에 형성되는 전지 모듈.
- 제3항에서,전지 모듈의 기체 벤팅 시 상기 파열 유도 부재가 팽창하고,상기 파열 유도 부재가 팽창하여 상기 파열층이 변형되며 상기 파열 시트 상에 벤팅홀이 형성되는 전지 모듈.
- 제5항에서,상기 파열 유도 부재는,상기 형상 기억 합금이 팽창함에 따라 팽창하는 것인 전지 모듈.
- 제5항에서,상기 벤팅홀은 복수개 형성되는 전지 모듈.
- 제7항에서,상기 홀의 위치와 대응되는 상기 파열 시트의 부분에 상기 복수개의 벤팅홀이 형성되고,상기 홀의 위치와 대응되는 상기 파열 시트의 부분에 형성된 상기 복수개의 벤팅홀은 벤팅부를 형성하는 전지 모듈.
- 제3항에서,상기 파열 유도 부재는,상기 파열 유도 부재에 100도 이상의 온도가 가해질 때 팽창하는 것을 포함하는 전지 모듈.
- 제1항에서,상기 파열 시트는 상기 전지 셀 적층체의 상부와 상기 모듈 프레임 사이에 형성되는 전지 모듈.
- 제1항에 따른 전지 모듈을 포함하는 전지 팩.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP23756526.2A EP4307452A1 (en) | 2022-02-17 | 2023-01-17 | Battery module and battery pack comprising same |
JP2023558232A JP2024512945A (ja) | 2022-02-17 | 2023-01-17 | 電池モジュールおよびこれを含む電池パック |
CN202380011230.5A CN117223160A (zh) | 2022-02-17 | 2023-01-17 | 电池模块和包括该电池模块的电池组 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2022-0020768 | 2022-02-17 | ||
KR1020220020768A KR20230123695A (ko) | 2022-02-17 | 2022-02-17 | 전지 모듈 및 이를 포함하는 전지 팩 |
Publications (1)
Publication Number | Publication Date |
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WO2023158113A1 true WO2023158113A1 (ko) | 2023-08-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/KR2023/000770 WO2023158113A1 (ko) | 2022-02-17 | 2023-01-17 | 전지 모듈 및 이를 포함하는 전지 팩 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP4307452A1 (ko) |
JP (1) | JP2024512945A (ko) |
KR (1) | KR20230123695A (ko) |
CN (1) | CN117223160A (ko) |
WO (1) | WO2023158113A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20080015164A (ko) * | 2006-08-14 | 2008-02-19 | 주식회사 엘지화학 | 형상기억합금과 탄성부재를 이용한 가스배출 구조를포함하고 있는 이차전지 |
KR20120009592A (ko) * | 2010-07-19 | 2012-02-02 | 에스비리모티브 주식회사 | 전지 모듈 |
KR20180118949A (ko) * | 2017-04-24 | 2018-11-01 | 주식회사 엘지화학 | 형상 기억 합금체가 형성되어 있는 탑 캡을 구비하는 전지셀 |
KR20210054825A (ko) * | 2019-11-06 | 2021-05-14 | 주식회사 엘지화학 | 벤팅 유도부가 형성된 파우치형 전지케이스 제조방법 및 상기 방법에 의해 제조된 파우치형 전지케이스 |
KR20210075476A (ko) * | 2019-12-13 | 2021-06-23 | 주식회사 엘지에너지솔루션 | 벤팅부가 부착된 파우치형 전지셀 및 이의 제조방법 |
-
2022
- 2022-02-17 KR KR1020220020768A patent/KR20230123695A/ko unknown
-
2023
- 2023-01-17 JP JP2023558232A patent/JP2024512945A/ja active Pending
- 2023-01-17 CN CN202380011230.5A patent/CN117223160A/zh active Pending
- 2023-01-17 EP EP23756526.2A patent/EP4307452A1/en active Pending
- 2023-01-17 WO PCT/KR2023/000770 patent/WO2023158113A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080015164A (ko) * | 2006-08-14 | 2008-02-19 | 주식회사 엘지화학 | 형상기억합금과 탄성부재를 이용한 가스배출 구조를포함하고 있는 이차전지 |
KR20120009592A (ko) * | 2010-07-19 | 2012-02-02 | 에스비리모티브 주식회사 | 전지 모듈 |
KR20180118949A (ko) * | 2017-04-24 | 2018-11-01 | 주식회사 엘지화학 | 형상 기억 합금체가 형성되어 있는 탑 캡을 구비하는 전지셀 |
KR20210054825A (ko) * | 2019-11-06 | 2021-05-14 | 주식회사 엘지화학 | 벤팅 유도부가 형성된 파우치형 전지케이스 제조방법 및 상기 방법에 의해 제조된 파우치형 전지케이스 |
KR20210075476A (ko) * | 2019-12-13 | 2021-06-23 | 주식회사 엘지에너지솔루션 | 벤팅부가 부착된 파우치형 전지셀 및 이의 제조방법 |
Also Published As
Publication number | Publication date |
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JP2024512945A (ja) | 2024-03-21 |
KR20230123695A (ko) | 2023-08-24 |
CN117223160A (zh) | 2023-12-12 |
EP4307452A1 (en) | 2024-01-17 |
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