WO2025211529A1 - 배터리 팩 및 이를 포함하는 자동차 - Google Patents
배터리 팩 및 이를 포함하는 자동차Info
- Publication number
- WO2025211529A1 WO2025211529A1 PCT/KR2024/018890 KR2024018890W WO2025211529A1 WO 2025211529 A1 WO2025211529 A1 WO 2025211529A1 KR 2024018890 W KR2024018890 W KR 2024018890W WO 2025211529 A1 WO2025211529 A1 WO 2025211529A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nut
- battery
- battery pack
- frame
- pack
- 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.)
- Pending
Links
Classifications
-
- 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
- H01M50/35—Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
- H01M50/367—Internal gas exhaust passages forming part of the battery cover or case; Double cover vent systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B33/00—Features common to bolt and nut
- F16B33/006—Non-metallic fasteners using screw-thread
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- 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
- H01M50/317—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
- H01M50/383—Flame arresting or ignition-preventing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/048—Non-releasable devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B4/00—Shrinkage connections, e.g. assembled with the parts at different temperature; Force fits; Non-releasable friction-grip fastenings
- F16B4/004—Press fits, force fits, interference fits, i.e. fits without heat or chemical treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to a battery pack and a vehicle including the same, and more particularly, to a battery pack and a vehicle including the same, which can evenly spread heat and smoothly discharge gas when a thermal event occurs.
- secondary batteries refer to batteries that can be repeatedly charged and discharged, such as lithium-ion batteries, lithium polymer batteries, nickel-cadmium batteries, nickel-metal hydride batteries, and nickel-zinc batteries.
- a battery cell the most basic type of secondary battery, can provide an output voltage of approximately 2.5 V to 4.2 V.
- Lithium secondary batteries are currently in the spotlight due to their advantages such as high operating voltage and significantly higher energy density. However, because they use organic electrolytes, there is a problem that lithium secondary batteries can cause overcurrent and overheating when overcharged, which in severe cases can cause fire due to explosion or ignition.
- Various types of secondary batteries include battery modules in which a plurality of battery cells are stacked and inserted into a module case that is equipped with a module case that can protect the battery cells, and battery packs including a plurality of battery modules.
- Figure 1 is a cross-sectional view of a conventional battery pack.
- the bolt when a flame is generated in the battery cell and the first nut melts, the bolt may be separated from the bulkhead frame, causing the upper frame to deform upward, and a buffer space may be formed between the upper frame and the battery module.
- a vehicle including at least one battery pack as described above can be provided.
- Figure 1 is a cross-sectional view of a conventional battery pack.
- Figure 2 is an exploded perspective view of a battery pack according to one embodiment of the present invention.
- FIG. 3 is a cross-sectional view of a battery pack according to one embodiment of the present invention, wherein a bolt is separated from a first nut fixed to the inside of a bulkhead frame.
- Figure 4 is a drawing showing the bolt in Figure 3 coupled to the first nut fixed to the inside of the bulkhead frame.
- Figure 5 is a drawing showing the first nut in Figure 4 melting and the upper frame and bolt being separated from the bulkhead frame.
- FIG. 6 is a cross-sectional view showing a buffer space formed when the first nut melts and the upper frame is deformed in a battery pack according to one embodiment of the present invention.
- FIG. 7 is a perspective view of a battery pack according to a modified embodiment of the present invention, with only a portion shown.
- FIG. 8 is a drawing for explaining a vehicle including a battery pack according to each embodiment of the present invention.
- 'joint' or 'connection' as used herein includes not only cases where one member is directly joined or directly connected to another member, but also cases where one member is indirectly joined or indirectly connected to another member through a connecting member.
- FIG. 2 is an exploded perspective view of a battery pack according to one embodiment of the present invention
- FIG. 3 is a cross-sectional view of a battery pack according to one embodiment of the present invention in which a bolt is separated from a first nut fixed to the inside of a bulkhead frame
- FIG. 4 is a view illustrating a bolt coupled to a first nut fixed to the inside of a bulkhead frame in FIG. 3
- FIG. 5 is a view illustrating a state in which the first nut in FIG. 4 melts and the upper frame and bolt are separated from the bulkhead frame
- FIG. 6 is a cross-sectional view illustrating a state in which a buffer space is formed as the first nut melts and the upper frame is deformed in a battery pack according to one embodiment of the present invention.
- a battery pack (10) may be configured to include a plurality of battery modules (100), a pack case (200), and a fastening member (300).
- the battery module (100) is housed in a pack case (200). Furthermore, a plurality of battery cells (110, see FIG. 6) are stacked on each battery module (100), and a plurality of battery modules (100) may be arranged in various ways. For example, the battery modules (100) may be arranged in horizontal and vertical directions, but are not limited thereto.
- a battery module (100) may include a plurality of battery cells (110) and a module case (120, see FIG. 6).
- a plurality of battery cells (110) can be stacked on top of each other.
- the battery cells (110) can have various structures, and furthermore, the plurality of battery cells (110) can be stacked in various ways.
- the battery cell (110) may have a structure in which a plurality of unit cells arranged in the order of positive plate-separator-negative plate or bi-cells arranged in the order of positive plate-separator-negative plate-separator-positive plate-separator-negative plate are stacked according to the battery capacity.
- the battery cell (110) may be equipped with an electrode lead.
- the electrode lead is a type of terminal that is exposed to the outside and connected to an external device, and may be made of a conductive material.
- the electrode lead may include a positive electrode lead and a negative electrode lead.
- a battery cell (110) may be provided with a plurality of cartridges (not shown) for storing the battery cell (110).
- Each cartridge (not shown) may be manufactured by injection molding plastic, and a plurality of cartridges (not shown) having a storage portion capable of storing the battery cell (110) may be stacked.
- a cartridge assembly in which a plurality of cartridges (not shown) are stacked may be provided with a connector element or a terminal element.
- a plurality of battery cells (110) are stacked and stored in a module case (120).
- the module case (120) surrounds the plurality of battery cells (110), thereby protecting the battery cells (110) from external vibrations or shocks.
- the module case (120) may be formed in a shape corresponding to the shape of a stacked body in which a plurality of battery cells (110) are stacked. For example, if the stacked body in which a plurality of battery cells (110) are stacked is formed in a hexahedral shape, the module case (120) may also be formed in a hexahedral shape corresponding thereto. However, the present invention is not limited thereto.
- the module case (120) may include an upper module case (120), a lower module case (120), and a side module case (120).
- the module case (120) can be manufactured by, for example, bending a metal plate, whereby the module case (120) can be manufactured as an integral part.
- the joining process is simplified and simplified.
- the module case (120) can be provided in a detachable form and joined by welding or the like.
- the material of the module case (120) is not limited to a metal material.
- the pack case (200) may be configured to include, for example, an upper frame (210), a lower frame (220), a side frame (230), and a bulkhead frame (240).
- the upper frame (210) is fixed to the side frame (230) by a commonly used bolt (310a, see FIG. 2).
- the upper frame (210) is fixed to the side frame (230) by a normal bolt (310a), but the first nut (320) of the fastening member (300) that fastens the bulkhead frame (240) melts or burns, so that the upper frame (210) is separated from the bulkhead frame (240) in the thermal event situation (see FIG. 6), and thereby a buffer space (500) can be formed between the upper frame (210) and the bulkhead frame (240).
- a buffer space (500) can be formed between the upper frame (210) and the bulkhead frame (240).
- the side frame (230) may be configured to extend upward from the edge of the lower frame (220).
- the side frame (230) defines the height of the pack case (200) and forms a preset space between it and the lower frame (220).
- a fastening hole (241) may be formed in the bulkhead frame (240) so that the upper frame (210) is fastened by a fastening member (300).
- the fastening member (300) is configured to fasten the upper frame (210) of the pack case (200). Here, at least a portion of the fastening member (300) is inserted into and fixed to the pack case (200).
- the fastening member (300) may include a bolt (310) and a first nut (320), and the first nut (320) may be inserted into and fixed to the fastening joint hole (241) of the bulkhead frame (240) of the pack case (200).
- the first nut (320) may be firmly coupled to and fixed to the fastening joint hole (241) of the bulkhead frame (240) by a fitting connection (e.g., a force-fit method).
- the fastening member (300) is configured so that at least a portion thereof melts or burns when the temperature rises.
- the first nut (320) of the fastening member (300) may be configured to melt or burn. That is, in the battery pack (10) according to one embodiment of the present invention, the first nut (320) is configured to melt or burn when the temperature rises due to, for example, the generation of a flame.
- the first nut (320) configured to melt or burn by a temperature rise
- the bolt (310) fastened to the first nut (320) fasten the upper frame (210) and the bulkhead frame (240).
- the bolt (310) may be a general bolt, or may be a bolt configured to melt or burn by a flame.
- the fastening member (300) may vary. However, for convenience of explanation, the following description focuses on a case where the fastening member (300) includes a general bolt (310) and a first nut (320) configured to melt or burn due to a rise in temperature.
- the first nut (320) is inserted into and fixed in the fastening joint hole (241) of the bulkhead frame (240).
- the first nut (320) is made of various types of melting or burning materials.
- the first nut (320) may be formed of various materials so as to be configured to melt or burn at least partially when the temperature rises, and may be made of, for example, various plastic materials that can melt at a preset temperature, but is not limited thereto.
- the bushing member (400) can be coupled to the bulkhead frame (240) of the pack case (200). That is, in order to prevent damage to the first nut (320) and increase the fixing force, for example, the bushing member (400) can be coupled to the fastening joint hole (241) of the bulkhead frame (240) so that it is positioned on the upper side of the first nut (320).
- the bolt (310) can pass through the bushing member (400) and be connected to the first nut (320).
- the bushing member (400) can be joined to the bulkhead frame (240) of the pack case (200) in various ways, for example, by welding, but is not limited thereto.
- the bushing member (440) can also be joined to the fastening joint hole (241) of the bulkhead frame (240) in a force-fit manner, similar to the first nut (320).
- the outer diameter of the bushing member (400) may be configured to be larger than the outer diameter of the first nut (320) to support the first nut (320) on the upper side of the first nut (320).
- the fastening member (300) may include a second nut (330) coupled to the upper frame (210), in which case the bolt (310) is fastened to the first nut (320) and the second nut (330), respectively.
- the second nut (330) is coupled to the upper frame (210), and here, the way in which the second nut (330) is coupled to the upper frame (210) may be various, and for example, it may be coupled by welding, but is not limited thereto.
- the second nut (330) is not coupled to the bulkhead frame (240) but is separated from the bulkhead frame (240).
- the second nut (330) and the bulkhead frame (240) are in contact, but the second nut (330) and the bulkhead frame (240) may be spaced apart from each other by a preset interval.
- the bolt (310) is coupled to a second nut (330) coupled to the upper frame (210) to first fasten the upper frame (210) and the bulkhead frame (240), and further, the bolt (310) is coupled to a first nut (320) to second fasten the upper frame (210) and the bulkhead frame (240).
- the first nut (320) melts and burns. And, as shown in FIG. 5, when the first nut (320) fastened to the bolt (310) melts, the fastening force of the bolt (310) weakens, and the upper frame (210) and the bolt (310) are separated from the bulkhead frame (240).
- the upper frame (210) is deformed upward by the flame and gas generated from the battery cell (110) to form a buffer space (500), and as the heat from the flame spreads to other battery modules (100) through the buffer space (500), an overall uniform thermal distribution is achieved, and heat can be prevented from being concentrated in any one battery module (100).
- a venting portion (250) is formed in the pack case (200).
- the common content described in the aforementioned embodiment is replaced with the description of the aforementioned embodiment.
- the content applicable to the aforementioned embodiment among the portions described in the modified embodiments may be applied to the aforementioned embodiment.
- a venting portion (250) is formed in the pack case (200). As described above, when the temperature rises and the first nut (320) melts, causing the upper frame (210) to deform, gas generated from the battery cell (110) can move to the venting portion (250) and be discharged.
- the venting portion (250) may include a venting hole (251) and a venting valve (252).
- the venting hole (251) is a hole through which gas generated from the battery cell (110) is discharged, and may be formed in the pack case (200), for example, the side frame (230), but is not limited thereto.
- the gas moves along the buffer space (500) to the venting portion (250), and when the venting valve (252) is opened by the pressure of the gas, the gas can be discharged to the outside of the pack case (200).
- the present invention relates to a battery pack and an automobile including the same, and is particularly applicable to industries related to secondary batteries.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims (15)
- 복수의 배터리 셀이 적층된 복수의 배터리 모듈;상기 복수의 배터리 모듈이 수납되는 팩 케이스; 및상기 팩 케이스를 체결하는 체결부재를 포함하며,상기 체결부재의 적어도 일부는 상기 팩 케이스에 삽입되어 고정되며, 온도 상승시 적어도 일부분이 녹거나 타는 것을 특징으로 하는 배터리 팩.
- 제1항에 있어서,상기 팩 케이스에는 체결용결합홀이 형성되고,상기 체결부재는 볼트와 제1 너트를 포함하며,상기 제1 너트는 녹거나 타는 재질로 제작되어 상기 팩 케이스의 상기 체결용결합홀에 삽입되어 고정되는 것을 특징으로 하는 배터리 팩.
- 제2항에 있어서,상기 제1 너트는 상기 팩 케이스의 체결용결합홀에 끼움 결합으로 결합되는 것을 특징으로 하는 배터리 팩.
- 제2항에 있어서,상기 제1 너트는 플라스틱으로 제작되는 것을 특징으로 하는 배터리 팩.
- 제4항에 있어서,상기 제1 너트의 파손을 방지하고 고정력을 증가시키기 위해 상기 제1 너트의 상측에는 부싱부재가 상기 팩 케이스에 결합되는 것을 특징으로 하는 배터리 팩.
- 제5항에 있어서,상기 볼트는 상기 부싱부재를 통과하여 상기 제1 너트에 결합되는 것을 특징으로 하는 배터리 팩.
- 제5항에 있어서,상기 부싱부재는 상기 팩 케이스에 용접으로 결합되는 것을 특징으로 하는 배터리 팩.
- 제5항에 있어서,상기 부싱부재의 외경이 상기 제1 너트의 외경보다 큰 것을 특징으로 하는 배터리 팩.
- 제2항에 있어서,상기 팩 케이스는,상부 프레임; 및상기 체결부재에 의해 상기 상부 프레임과 체결되는 격벽 프레임을 포함하며,상기 체결용결합홀은 상기 격벽 프레임에 형성되고, 상기 제1 너트는 상기 격벽 프레임의 상기 체결용결합홀에 삽입되어 고정되는 것을 특징으로 하는 배터리 팩.
- 제9항에 있어서,상기 체결부재는 상기 상부 프레임에 결합되는 제2 너트를 포함하며,상기 볼트는 상기 제1 너트와 상기 제2 너트에 각각 체결되는 것을 특징으로 하는 배터리 팩.
- 제10항에 있어서,상기 제2 너트는 상기 상부 프레임에 용접으로 결합되는 것을 특징으로 하는 배터리 팩.
- 제10항에 있어서,상기 제2 너트는 상기 격벽 프레임과 분리되어 있는 것을 특징으로 하는 배터리 팩.
- 제12항에 있어서,상기 배터리 셀에서 화염이 발생하여 상기 제1 너트가 녹으면 상기 볼트가 상기 격벽 프레임으로부터 분리되어 상기 상부 프레임이 상측으로 변형되고, 상기 상부 프레임과 상기 배터리 모듈 사이에 완충공간이 형성되는 것을 특징으로 하는 배터리 팩.
- 제9항에 있어서,상기 팩 케이스에는 벤팅부가 형성되며,상기 상부 프레임이 변형되는 경우 상기 배터리 셀에서 발생한 가스가 상기 벤팅부로 이동하는 것을 특징으로 하는 배터리 팩.
- 제1항 내지 제14항 중 어느 한 항에 따른 배터리 팩을 적어도 하나 포함하는 자동차.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220065601A (ko) * | 2020-11-13 | 2022-05-20 | 주식회사 엘지에너지솔루션 | 스웰링 제어가 가능한 구조를 갖는 배터리 팩 및 이를 포함하는 자동차 |
| KR20230009760A (ko) * | 2021-07-09 | 2023-01-17 | 주식회사 엘지에너지솔루션 | 안전성이 강화된 배터리 모듈 |
| CN218632282U (zh) * | 2022-07-19 | 2023-03-14 | 陕西奥林波斯电力能源有限责任公司 | 一种电池壳体及大容量电池 |
| KR20230131097A (ko) * | 2022-03-04 | 2023-09-12 | 에스케이온 주식회사 | 배터리 팩 |
| KR20230141830A (ko) * | 2021-12-16 | 2023-10-10 | 메르세데스-벤츠 그룹 아게 | 배터리 하우징 |
| KR20240046651A (ko) | 2017-09-26 | 2024-04-09 | 램 리써치 코포레이션 | 펄스 폭 조정된 도즈 제어를 위한 시스템들 및 방법들 |
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- 2024-11-26 WO PCT/KR2024/018890 patent/WO2025211529A1/ko active Pending
- 2024-11-26 CN CN202480031530.4A patent/CN121175859A/zh active Pending
- 2024-11-26 EP EP24934263.5A patent/EP4718612A1/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20240046651A (ko) | 2017-09-26 | 2024-04-09 | 램 리써치 코포레이션 | 펄스 폭 조정된 도즈 제어를 위한 시스템들 및 방법들 |
| KR20220065601A (ko) * | 2020-11-13 | 2022-05-20 | 주식회사 엘지에너지솔루션 | 스웰링 제어가 가능한 구조를 갖는 배터리 팩 및 이를 포함하는 자동차 |
| KR20230009760A (ko) * | 2021-07-09 | 2023-01-17 | 주식회사 엘지에너지솔루션 | 안전성이 강화된 배터리 모듈 |
| KR20230141830A (ko) * | 2021-12-16 | 2023-10-10 | 메르세데스-벤츠 그룹 아게 | 배터리 하우징 |
| KR20230131097A (ko) * | 2022-03-04 | 2023-09-12 | 에스케이온 주식회사 | 배터리 팩 |
| CN218632282U (zh) * | 2022-07-19 | 2023-03-14 | 陕西奥林波斯电力能源有限责任公司 | 一种电池壳体及大容量电池 |
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| CN121175859A (zh) | 2025-12-19 |
| KR20250148210A (ko) | 2025-10-14 |
| EP4718612A1 (en) | 2026-04-01 |
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