WO2024085707A1 - 배터리 팩 - Google Patents
배터리 팩 Download PDFInfo
- Publication number
- WO2024085707A1 WO2024085707A1 PCT/KR2023/016330 KR2023016330W WO2024085707A1 WO 2024085707 A1 WO2024085707 A1 WO 2024085707A1 KR 2023016330 W KR2023016330 W KR 2023016330W WO 2024085707 A1 WO2024085707 A1 WO 2024085707A1
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- WO
- WIPO (PCT)
- Prior art keywords
- battery pack
- cover
- pack
- hole
- 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
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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
- H01M50/375—Vent means sensitive to or responsive to temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/271—Lids or covers for the racks or secondary casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
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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
-
- 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
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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
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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
- H01M50/394—Gas-pervious parts or elements
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- 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, and is characterized in that when a flame occurs along with high-temperature gas in any one of a plurality of battery modules accommodated, a screen cover is applied to prevent the flame from being directly exposed to the outside. Do it as
- Lithium secondary batteries have risks such as explosion and fire due to heat generation, so ensuring safety is one of the important tasks. If this abnormal phenomenon occurs and you do not respond appropriately at the beginning, the internal temperature of the secondary battery will rise rapidly due to heat generation, and the rapid rise in temperature may cause thermal runaway, which may lead to the explosion of the secondary battery and damage adjacent batteries. There is a problem that it can spread to secondary batteries and cause significant damage to the battery pack.
- control means are provided to monitor and control the voltage, current, etc. of the battery pack, or in the event of a fire in the battery pack, a means to extinguish the fire externally is provided.
- these means alone are used to control the battery pack.
- Figure 1 is a perspective view of a conventional battery pack 10 including a pack case and a battery module (M) accommodated in an internal space of the pack case.
- M battery module
- the battery pack 10 having the structure described above is such that, when thermal runaway occurs in any one of the battery modules (M) accommodated therein, the flame generated from the battery module (M) flows outward through the top. may be discharged.
- Most battery packs 10 may further include an upper cover coupled with the pack case to cover the top of the battery module M, but there is a high risk that the upper cover will also be damaged due to exposure to the flame.
- Patent Document 1 Hangok Publication Patent No. 10-2022-0004854
- the present invention was created to solve the above problems, and provides a battery pack that can prevent the flame generated with the thermal runaway from being directly exposed to the outside even if thermal runaway occurs in the battery module housed inside.
- the purpose is to provide
- a battery pack accommodating a battery module includes: a pack case providing a space in which the battery module is seated; an upper cover coupled to the pack case to cover the top of the battery module seated in the pack case; and a screen cover interposed between the pack case and the top cover.
- the screen cover provides a battery pack, wherein the screen cover includes a through hole opened to expose the top of the battery module to the outside.
- the screen cover includes a plurality of through holes, and the through holes may be formed at predetermined intervals along the horizontal and vertical axes of the screen cover.
- the through hole may be formed in at least one of a circular shape and a polygonal shape.
- the pack case includes a base plate supporting the lower part of the battery module; a main partition coupled across the center of the base plate; and a side wall coupled along an edge of the base plate; It includes, the pack case includes a pair of module areas partitioned by the main partition, and the screen cover can be combined with the pack case to cover at least one module area of the pair of module areas. there is.
- the pack case includes a base plate supporting the lower part of the battery module; a main partition coupled across the center of the base plate; a side wall coupled along an edge of the base plate; and a sub-bulkhead, each end of which is coupled to the main partition and the side wall, and which is coupled to the base plate at a predetermined interval along the longitudinal direction of the main partition. It includes, the pack case includes a plurality of module areas divided by the main partition and the sub partition, and the screen cover is coupled to the pack case to cover at least one module area of the plurality of module areas. It can be.
- the side of the screen cover is composed of a laterally protruding protrusion and a groove formed between the protrusion, and a pair of adjacent screen covers may be joined by engaging the protrusion and the groove.
- the screen cover may include a flame-retardant material.
- the screen cover may further include a rupture member coupled to the outer peripheral surface of the through hole to block the through hole.
- the rupture member includes a thermoplastic plastic material, and the through hole may be opened as the rupture member is melted by high-temperature heat generated in the module area.
- the rupture member is coupled to the through-hole so that it is destroyed when a certain pressure or more is applied, and the through-hole may be opened by the rupture member being destroyed by high-pressure gas generated in the module area.
- a plurality of screen covers may be stacked and interposed between the upper cover and the pack case.
- Each through hole of the plurality of screen covers may be disposed at the same location.
- One screen cover among the plurality of screen covers may be disposed in a position where the through hole is blocked by the other screen cover.
- the through hole may be formed in a slit shape.
- the stability of the battery pack can be improved by suppressing the spread of the flame simultaneously with the thermal runaway to the outside.
- FIG. 1 is a perspective view of a conventional battery pack.
- Figure 2 is a perspective view of a battery pack according to the first embodiment of the present invention.
- Figure 3 shows a top view of the battery pack excluding the top cover.
- FIG. 4 shows a cross-section of a portion between the sub-partition wall in the battery pack of FIG. 3.
- Figure 5 shows a first modified example of the screen cover.
- Figure 6 shows a second modified example of the screen cover.
- Figure 7 shows a third modified example of the screen cover.
- Figure 8 shows a fourth modification of the screen cover.
- Figure 9 is a perspective view of a battery pack according to a second embodiment of the present invention.
- FIG. 10 is a top view of the battery pack of FIG. 9 with the top cover removed.
- Figure 11 is a perspective view of a battery pack according to a third embodiment of the present invention.
- Figure 12 is a top view of the battery pack of Figure 11 with the top cover removed.
- the present invention relates to a battery pack, and is characterized in that when a flame occurs along with high-temperature gas in any one of a plurality of battery modules accommodated, a screen cover is applied to prevent the flame from being directly exposed to the outside. Do it as
- FIGS. 9 to 10 relate to a battery pack according to a second embodiment of the present invention
- FIGS. 11 to 12 relate to a battery pack according to a first embodiment of the present invention. It relates to a battery pack according to the third embodiment.
- Figure 2 is a perspective view of the battery pack 1000 according to the first embodiment of the present invention.
- the battery pack 1000 of the present invention includes a pack case 100, a top cover 300, and a screen cover 200, as shown in FIG. 2.
- the pack case 100 serves to provide a space in which the battery module (M) is seated, and surrounds and protects the lower and side surfaces of the battery module (M) seated therein.
- the pack case 100 includes a base plate 110 that supports the lower part of the battery module (M) and a side wall 120 that is coupled along the edge of the base plate 110 and supports the side of the battery module (M). It consists of
- the pack case 100 may further include a main partition wall 130 coupled across the center of the base plate 110.
- the main partition 130 divides the inner space of the pack case 100 in half into two large spaces.
- Various measurement conductors, bus bars, etc. may be inserted into the main partition 130.
- the pack case 100 includes a pair of module areas partitioned by the main partition wall 130, and one to a plurality of battery modules M may be seated in each module area.
- the pack case 100 may further include a sub partition 140 at both ends of which are coupled to the main partition 130 and the side wall 120, respectively.
- the sub-partition wall 140 serves to divide the module area formed on one side of the main partition wall 130 and separate each battery module (M).
- the sub partition walls 140 are spaced apart from each other at a predetermined distance along the length of the main partition wall 130 on both sides of the main partition wall 130 and are coupled to the base plate 110 .
- the top cover 300 covers the top of the battery module M mounted on the pack case 100 to protect it from external shock, etc., and is coupled to the pack case 100. More specifically, the upper cover 300 is combined with the side wall 120 included in the pack case 100 and protects the entire upper part of the battery module M inside.
- the screen cover 200 is interposed between the pack case 100 and the upper cover 300, and covers the upper part of each battery module (M) from the lower part of the upper cover 300.
- FIG. 3 shows a plan view of the battery pack 1000 excluding the top cover 300
- FIG. 4 shows a cross-section of a portion between the battery pack 1000 of FIG. 3 and the sub-partition wall 140.
- the screen cover 200 is characterized by including a through hole 210 opened so that the upper part of the battery module M is exposed to the outside, as shown in FIGS. 2 and 3.
- the screen cover 200 including the through hole 210 is combined with the pack case 100 and covers the top of the plurality of battery modules (M) seated in the pack case 100.
- the screen cover 200 of the present invention serves to prevent flames from spreading to the outside when a fire occurs in the plurality of battery modules (M) accommodated.
- the flame is blocked by the screen cover 200 and cannot spread to the outside, but only moves (D1) along the lower surface of the screen cover 200, and the gas flows through the through hole 210. It moves (D2) and is discharged to the outside.
- the through hole 210 formed in the screen cover 200 can serve as a passage through which high-temperature gas generated with a fire is discharged, but can prevent flames from escaping. Therefore, the screen cover 200 can prevent a fire from spreading throughout the battery pack 1000 by preventing flames from directly reaching the upper cover 300.
- the screen cover 200 can be directly exposed to flames generated when the battery module M is in a thermal runaway state, and must be able to withstand high temperature heat in the exposed state. Therefore, the screen cover 200 preferably includes a material that is resistant to high temperature heat and flame. That is, the screen cover 200 preferably includes a flame-retardant material.
- the screen cover 200 may be coupled to the side wall 120 of the pack case 100 like the upper cover 300, or may be coupled to the main partition 130 and the sub partition 140.
- the side of the screen cover 200 may be composed of a protrusion 220 that protrudes laterally along the circumference and a groove 230 formed between the protrusion 220.
- the upper part of the side wall 120 of the pack case 100 may be structured to engage the protrusion 220 and the groove 230 of the screen cover 200, and the screen cover 200 may be connected to the protrusion 220.
- the groove portion 230 may be fixed to the pack case 100 while engaging with the side wall 120.
- the size and number of the through holes 210 may be designed to vary depending on the size and number of battery modules (M) accommodated in the battery pack 1000.
- the through hole 210 is limited to a size such that the flame generated in the battery module (M) is not exposed to the outside through the through hole 210.
- the screen cover 200 includes a plurality of through holes 210, and the plurality of through holes 210 may be formed to be spaced apart from each other by a predetermined distance.
- the through hole 210 is formed along the horizontal and vertical axes of the screen cover 200, as shown in FIGS. 2 and 3.
- the battery pack 1000 of the present invention can prevent the flame from spreading upward through the screen cover 200 interposed between the upper cover 300 and the battery module (M). Additionally, the screen cover 200 can selectively discharge high-temperature gas through the through hole 210.
- the battery pack 1000 of the present invention may include a plurality of screen covers 200. That is, the plurality of screen covers 200 that are stacked not only prevent flames generated at the lower part, but also delay the transfer of high temperature heat to the upper cover 300.
- Figure 5 is a first modified example of the screen cover 200, showing a stacked form of a plurality of screen covers 200
- Figure 6 is a second modified example of the screen cover 200, showing a plurality of screen covers ( 200) shows the stacked form.
- FIG. 5 shows a stacked form of a plurality of screen covers 200 in which the through holes 210 are disposed at the same location, and it is possible to maintain the emission of gas through the through holes 210 but prevent the emission of flame. there is.
- FIG. 6 shows a stacked form of a plurality of screen covers 200 in which the through holes 210 are disposed at different positions. That is, the through hole 210 included in any one screen cover 200 among the plurality of screen covers 200 is disposed at a position blocked by the other screen cover 200.
- the screen cover 200 laminated in the form shown in FIG. 6 may not allow smooth discharge of gas, but has the advantage of effectively preventing the discharge of flame.
- the through hole 210 may be circular as shown, but is not limited thereto.
- the through hole 210 may be circular as shown or may be polygonal.
- Figure 7 shows a third modified example of the screen cover 200, in which a square through hole 210 is formed.
- the through hole 210 may be formed in a point shape such as a circle or polygon, or may be formed in a slit shape.
- Figure 8 shows a fourth modified example of the screen cover 200, in which a slit-shaped through hole 210 is formed.
- the through hole 210 of the type shown in FIG. 8 extends along the horizontal or vertical axis of the screen cover 200.
- the slit-shaped through hole 210 as described above has a wider area, it is possible to prevent flames by adjusting the width of the through hole 210.
- the screen cover 200 may further include a tearing member (not shown) coupled to the inner peripheral surface of the through hole 210 to block the through hole 210.
- the rupture member may be ruptured by high-temperature heat or high-pressure gas generated due to thermal runaway of the battery module (M).
- the rupture member is normally coupled to the through hole 210 and serves to seal the battery module (M) accommodated therein, and is melted by high-temperature heat generated due to thermal runaway of the battery module (M). It can be. That is, the through hole 210 may be opened as the rupture member is melted by high temperature heat generated in the module area.
- the rupture member may include a thermoplastic plastic material that can be easily melted by high temperature heat.
- the rupture member may be destroyed by high-pressure gas generated due to thermal runaway of the battery module (M). That is, the through hole 210 may be opened by destroying the rupture member by high-pressure gas generated in the module area.
- FIG. 9 is a perspective view of the battery pack 1000 according to the second embodiment of the present invention
- FIG. 10 is a plan view of the battery pack 1000 of FIG. 9 with the top cover 300 removed.
- the battery pack 1000 of the present invention includes a pack case 100, a top cover 300, and a screen cover 200, as shown in FIG. 9.
- the screen cover 200 is coupled to the pack case 100 to cover at least one module area among a pair of module areas partitioned by the main partition wall 130. That is, the battery pack 1000 according to the second embodiment of the present invention is characterized in that the screen cover 200 can be separated and combined into a pair on both sides of the main partition 130.
- FIG. 11 is a perspective view of the battery pack 1000 according to the third embodiment of the present invention
- FIG. 12 is a plan view of the battery pack 1000 of FIG. 11 with the top cover 300 removed.
- the battery pack 1000 of the present invention includes a pack case 100, a top cover 300, and a screen cover 200, as shown in FIG. 11 above.
- the screen cover 200 is coupled to the pack case 100 to cover at least one module area among a plurality of module areas defined by the main partition wall 130 and the sub partition wall 140. That is, the battery pack 1000 according to the third embodiment of the present invention has the screen cover 200 in the module area between a pair of sub partitions 140 arranged at a predetermined distance on both sides of the main partition 130. are combined to cover.
- One screen cover 200 may cover each module area, and in this case, a pair of screen covers 200 disposed adjacent to each other may be coupled with the protrusions 220 and grooves 230 engaging with each other. .
- the screen cover 200 can be selectively placed only in necessary areas, thereby improving safety by reducing the amount of screen cover 200 used. It is possible to improve the energy efficiency of the battery pack 1000 while making further improvements.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
Abstract
Description
Claims (14)
- 배터리 모듈을 수용하는 배터리 팩에 있어서,배터리 모듈이 안착되는 공간을 제공하는 팩 케이스;상기 팩 케이스에 안착된 배터리 모듈의 상부를 덮도록 상기 팩 케이스와 결합하는 상부 커버; 및상기 팩 케이스 및 상부 커버 사이에 개재되는 스크린 커버; 를 포함하고,상기 스크린 커버는 상기 배터리 모듈의 상부가 외부로 노출되도록 개구된 관통홀을 포함하는 것을 특징으로 하는 배터리 팩.
- 제1항에 있어서,상기 스크린 커버는 복수의 관통홀을 포함하고,상기 관통홀은 상기 스크린 커버의 가로축 및 세로축을 따라 소정 간격 이격되어 형성되는 배터리 팩.
- 제1항에 있어서,상기 관통홀은 원형 및 다각형 중 적어도 어느 하나의 형상으로 형성된 배터리 팩.
- 제1항에 있어서,상기 팩 케이스는,배터리 모듈의 하부를 지지하는 베이스 플레이트;상기 베이스 플레이트의 중심부를 가로질러 결합되는 메인 격벽; 및상기 베이스 플레이트의 테두리를 따라 결합되는 측벽; 을 포함하고,상기 팩 케이스는 상기 메인 격벽에 의해 구획된 한 쌍의 모듈 영역을 포함하고,상기 스크린 커버는 상기 한 쌍의 모듈 영역 중 적어도 어느 하나의 모듈 영역을 덮도록 팩 케이스와 결합되는 배터리 팩.
- 제1항에 있어서,상기 팩 케이스는,배터리 모듈의 하부를 지지하는 베이스 플레이트;상기 베이스 플레이트의 중심부를 가로질러 결합되는 메인 격벽;상기 베이스 플레이트의 테두리를 따라 결합되는 측벽; 및양단이 각각 메인 격벽 및 측벽과 결합되고, 상기 메인 격벽의 길이 방향을 따라 소정 간격 이격되어 베이스 플레이트와 결합되는 서브 격벽; 을 포함하고,상기 팩 케이스는 상기 메인 격벽 및 서브 격벽에 의해 구획되어 형성된 복수의 모듈 영역을 포함하고,상기 스크린 커버는 상기 복수의 모듈 영역 중 적어도 어느 하나의 모듈 영역을 덮도록 팩 케이스와 결합되는 배터리 팩.
- 제5항에 있어서,상기 스크린 커버의 측면은 측방으로 돌출된 돌출부와 상기 돌출부 사이에 형성된 홈부로 구성되고,이웃하여 배치되는 한 쌍의 스크린 커버는 상기 돌출부 및 홈부가 서로 맞물려 결합되는 배터리 팩.
- 제1항에 있어서,상기 스크린 커버는 내연성 소재를 포함하는 배터리 팩.
- 제1항에 있어서,상기 스크린 커버는 상기 관통홀을 막도록 상기 관통홀의 내주면에 결합되는 파열 부재를 더 포함하는 배터리 팩.
- 제8항에 있어서,상기 파열 부재는 열가소성 플라스틱 소재를 포함하고,상기 관통홀은 모듈 영역에서 발생되는 고온의 열에 의해 상기 파열 부재가 용융됨에 따라 개구되는 배터리 팩.
- 제8항에 있어서,상기 파열 부재는 일정 압력 이상이 가해지면 파괴되도록 상기 관통홀에 결합되고,상기 관통홀은 모듈 영역에서 발생되는 고압의 가스에 의해 상기 파열 부재가 파괴됨으로써 개구되는 배터리 팩.
- 제1항에 있어서,상기 상부 커버 및 팩 케이스 사이에는 복수의 스크린 커버가 적층되어 개재되는 배터리 팩.
- 제11항에 있어서,상기 복수의 스크린 커버는 각 관통홀이 동일한 위치에 배치되는 배터리 팩.
- 제11항에 있어서,상기 복수의 스크린 커버 중 어느 하나의 스크린 커버는 관통홀이 타 스크린 커버에 의해 가로막히는 위치에 배치되는 배터리 팩.
- 제1항에 있어서,상기 관통홀은 슬릿 형태로 형성된 배터리 팩.
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| Application Number | Priority Date | Filing Date | Title |
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| JP2024554954A JP7820026B2 (ja) | 2022-10-21 | 2023-10-20 | バッテリーパック |
| US18/847,217 US20250273812A1 (en) | 2022-10-21 | 2023-10-20 | Battery pack and vehicle |
| EP23880282.1A EP4478512A4 (en) | 2022-10-21 | 2023-10-20 | BATTERY PACK |
| CN202380027249.9A CN118872137A (zh) | 2022-10-21 | 2023-10-20 | 电池组 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2022-0136062 | 2022-10-21 | ||
| KR1020220136062A KR102940116B1 (ko) | 2022-10-21 | 2022-10-21 | 배터리 팩 |
Publications (1)
| Publication Number | Publication Date |
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| WO2024085707A1 true WO2024085707A1 (ko) | 2024-04-25 |
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| PCT/KR2023/016330 Ceased WO2024085707A1 (ko) | 2022-10-21 | 2023-10-20 | 배터리 팩 |
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| Country | Link |
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| US (1) | US20250273812A1 (ko) |
| EP (1) | EP4478512A4 (ko) |
| JP (1) | JP7820026B2 (ko) |
| KR (1) | KR102940116B1 (ko) |
| CN (1) | CN118872137A (ko) |
| WO (1) | WO2024085707A1 (ko) |
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| KR20260043266A (ko) * | 2024-09-24 | 2026-03-31 | 주식회사 엘지에너지솔루션 | 배터리 팩 |
Citations (7)
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| CN110828747A (zh) * | 2019-11-15 | 2020-02-21 | 爱驰汽车有限公司 | 动力电池热防护系统 |
| CN211320177U (zh) * | 2020-01-22 | 2020-08-21 | 荣盛盟固利新能源科技有限公司 | 一种无模组的软包电池系统 |
| CN213124586U (zh) * | 2020-07-13 | 2021-05-04 | 远景动力技术(江苏)有限公司 | 一种电池包容纳装置 |
| KR20220004854A (ko) | 2020-07-02 | 2022-01-12 | 주식회사 엘지에너지솔루션 | 소화장치를 포함하는 배터리 팩 |
| CN215816017U (zh) * | 2021-05-27 | 2022-02-11 | 肇庆小鹏汽车有限公司 | 动力电池及车辆 |
| KR20220098588A (ko) * | 2021-01-04 | 2022-07-12 | 한화디펜스 주식회사 | 배터리 팩 |
| KR20220136062A (ko) | 2021-03-30 | 2022-10-07 | 쿠팡 주식회사 | 아이템 판매 정보 처리 방법 및 전자 장치 |
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| JP5466906B2 (ja) | 2009-09-18 | 2014-04-09 | パナソニック株式会社 | 電池モジュール |
| JP5709908B2 (ja) | 2013-01-11 | 2015-04-30 | 三菱重工業株式会社 | 組電池カバー、電池モジュール、及び電池システム |
| US10158102B2 (en) | 2013-08-30 | 2018-12-18 | Gogoro Inc. | Portable electrical energy storage device with thermal runaway mitigation |
| CN109873104B (zh) * | 2018-12-13 | 2024-04-16 | 宁德时代新能源科技股份有限公司 | 电池模组 |
| WO2022205069A1 (zh) | 2021-03-31 | 2022-10-06 | 宁德时代新能源科技股份有限公司 | 电池的箱体、电池、用电装置、制备电池的方法和装置 |
| KR20240024684A (ko) * | 2022-08-17 | 2024-02-26 | 주식회사 엘지에너지솔루션 | 벤팅 가스 배출 패시지가 형성된 이중 탑커버를 구비한 배터리 팩 |
-
2022
- 2022-10-21 KR KR1020220136062A patent/KR102940116B1/ko active Active
-
2023
- 2023-10-20 US US18/847,217 patent/US20250273812A1/en active Pending
- 2023-10-20 JP JP2024554954A patent/JP7820026B2/ja active Active
- 2023-10-20 CN CN202380027249.9A patent/CN118872137A/zh active Pending
- 2023-10-20 EP EP23880282.1A patent/EP4478512A4/en active Pending
- 2023-10-20 WO PCT/KR2023/016330 patent/WO2024085707A1/ko not_active Ceased
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| CN110828747A (zh) * | 2019-11-15 | 2020-02-21 | 爱驰汽车有限公司 | 动力电池热防护系统 |
| CN211320177U (zh) * | 2020-01-22 | 2020-08-21 | 荣盛盟固利新能源科技有限公司 | 一种无模组的软包电池系统 |
| KR20220004854A (ko) | 2020-07-02 | 2022-01-12 | 주식회사 엘지에너지솔루션 | 소화장치를 포함하는 배터리 팩 |
| CN213124586U (zh) * | 2020-07-13 | 2021-05-04 | 远景动力技术(江苏)有限公司 | 一种电池包容纳装置 |
| KR20220098588A (ko) * | 2021-01-04 | 2022-07-12 | 한화디펜스 주식회사 | 배터리 팩 |
| KR20220136062A (ko) | 2021-03-30 | 2022-10-07 | 쿠팡 주식회사 | 아이템 판매 정보 처리 방법 및 전자 장치 |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP7820026B2 (ja) | 2026-02-25 |
| JP2025511535A (ja) | 2025-04-16 |
| CN118872137A (zh) | 2024-10-29 |
| EP4478512A4 (en) | 2025-07-09 |
| KR102940116B1 (ko) | 2026-03-16 |
| EP4478512A1 (en) | 2024-12-18 |
| US20250273812A1 (en) | 2025-08-28 |
| KR20240055982A (ko) | 2024-04-30 |
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