WO2021071138A1 - 단열부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 - Google Patents
단열부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 Download PDFInfo
- Publication number
- WO2021071138A1 WO2021071138A1 PCT/KR2020/012841 KR2020012841W WO2021071138A1 WO 2021071138 A1 WO2021071138 A1 WO 2021071138A1 KR 2020012841 W KR2020012841 W KR 2020012841W WO 2021071138 A1 WO2021071138 A1 WO 2021071138A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- insulating member
- heat insulating
- battery module
- battery 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.)
- Ceased
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
-
- 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—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
-
- 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
-
- 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
- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
-
- 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
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
-
- 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
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the present invention relates to a battery module including a heat insulating member and a battery pack including the same, and specifically, by adding a heat insulating member to the outside of the bus bar connected to the electrode lead, it is possible to block flames caused by ignition of the battery module in advance. It's about technology that exists.
- Secondary batteries have different configurations depending on the power and capacity required by the applied field or product.
- small mobile devices such as cell phones, digital cameras, notebook computers, etc. have one battery cell per device or a small battery pack containing about ten battery cells according to the trend of small-sized and thinner of the corresponding products. Is being used.
- mid- to large-sized devices such as electric bicycles, electric vehicles, hybrid electric vehicles, and the like, are used in medium and large-sized battery packs in which a plurality of battery cells are electrically connected due to the need for high power and large capacity.
- the secondary battery generates heat during charging and discharging to increase the temperature, and may cause combustion and ignition when the internal structure is damaged by an abnormal operating state or an external shock.
- the electrode terminal portion is a portion in which a lot of heat is concentrated, and becomes a passage through which flame can flow out when ignition occurs due to the high temperature of the battery cell.
- a battery pack in general, includes a bus bar for electrical connection of battery cells or battery modules accommodated therein, and a connector for connection with an external system, and a heat dissipation fan for discharging heat inside the battery pack is installed. It is often made of an open structure, such as.
- the battery pack since the battery pack has a structure that is difficult to completely block material movement between the inside and outside, the flame generated inside the battery pack is easily transmitted to the adjacent area, and the air outside the battery pack is supplied to the inside of the battery pack to prevent an ignition state. It can last.
- FIG. 1 is a plan view showing a state in which the top plate is removed from a conventional battery pack and a side view in a state in which the side plate is removed.
- the battery pack is in a form in which seven battery modules 21, 22, 23, 24, 25, 26 and 27 are accommodated in a battery pack case 11.
- the battery module 23 includes a module case 31 disposed on an outer surface of a battery cell stack including a plurality of battery cells, and an electrode extending from the battery cells.
- the lead 33 is coupled to the bus bar 32 so that electrical connection between the battery cells may be made.
- Patent Document 1 discloses that a plurality of unit cells are disposed in a case, and a plurality of unit cells are disposed in a case, and are extended in the vertical direction between adjacent unit cells.
- the patent document 1 is a technology used in a battery pack having a cooling air passage, and has a problem in that the capacity and energy density of the battery are reduced because the unit cells are arranged so as to be spaced apart from each other.
- Patent Literature 2 relates to a power supply device in which a plurality of battery modules are arranged adjacent to each other, and relates to a technology capable of blocking flame and heat by forming a fire-resistant heat-insulating case for accommodating a battery in a laminated structure of a metal plate and a heat-insulating plate. It is a structure that is difficult to apply to a battery module including a battery cell stack structure in which battery cells are closely arranged.
- Patent Document 3 relates to a battery pack including a cell module assembly, a first temperature sensor, a pack case, and a control board, and includes an additional temperature sensor and a control board in order to control the temperature inside the battery. It is a difficult form to manufacture a pack.
- Patent Document 1 Japanese Laid-Open Patent Publication No. 2018-098074 (2018.06.21)
- Patent Document 2 Japanese Laid-Open Patent Publication No. 2013-251127 (2013.12.12)
- Patent Document 3 Korean Patent Application Publication No. 2018-0085123 (2018.07.26)
- the present invention is to solve the above problems, by disposing a heat insulating member on the outside of the bus bar for electrical connection of the electrode leads, or by applying a heat insulating member having thermal expansion characteristics inside at least a part of the battery pack case, A battery module capable of preventing the inflow of more oxygen than the minimum amount of oxygen for combustion into the battery module where ignition and flame is generated and the battery pack, and preventing heat and flame from spreading to the outside. And a battery pack including the same.
- the battery module according to the present invention for achieving this object includes a battery cell stack in which a plurality of battery cells are arranged adjacently and stacked, a module case disposed on an outer surface to fix the battery cell stack, and protruding from the battery cells. It may have a structure including a bus bar for electrical connection of the electrode leads, and a heat insulating member disposed outside the bus bar.
- the heat insulating member may have a structure including a material having thermal expansion properties.
- the heat insulating member may have a property of being transformed into a foamed form when the battery module is ignited.
- the heat insulating member may be expanded to a size that completely blocks a slit of a bus bar through which the electrode lead passes.
- the heat insulating member may have a form in which a material having thermal expansion characteristics is accommodated in a pouch made of a highly elastic material.
- the heat insulating member may be in the form of a thermal expansion sheet.
- the heat insulating member may be made of a graphite-based material.
- the present invention provides a battery pack including two or more battery modules, wherein the battery pack includes a battery module assembly including unit battery modules, and an upper plate and a lower plate disposed on each of the upper and lower parts of the battery module assembly. And a side plate disposed on both sides of the battery module assembly and facing a bus bar of the battery module, and a heat insulating member may be positioned inside the side plate.
- It may include a heat insulating member having a structure in which a heat insulating member unit is disposed between the individual unit battery module and the side plate.
- the heat insulating member may have an integral structure disposed between the battery module assembly and the side plate.
- the present invention also provides a device including the battery pack, and the device may be any one of an electric vehicle, a hybrid electric vehicle, and a power storage device.
- FIG. 1 is a plan view of a conventional battery pack with an upper plate removed and a side view with a side plate removed.
- FIG. 2 is a perspective view of a battery pack according to the present invention.
- FIG. 3 is a partial cross-sectional view of a battery module to which a heat insulating member is added.
- FIG. 4 is a state in which the heat insulating member of FIG. 3 is expanded.
- FIG. 5 is a partial cross-sectional view of a battery pack in which a heat insulating member is added to a side plate.
- FIG. 6 is a state in which the heat insulating member of FIG. 5 is expanded.
- FIG. 7 is a side view showing a state in which the heat insulating member according to the first embodiment is added to the battery pack.
- FIG 8 is a side view showing a state in which the heat insulating member according to the second embodiment is added to the battery pack.
- the present invention relates to a battery module and a battery pack having a structure in which a heat insulating member is added to prevent the flame from spreading when ignited inside the battery module and the battery pack.
- the battery module includes a plurality of battery cells. Adjacent and stacked battery cell stacks, a module case disposed on an outer surface to fix the battery cell stack, a bus bar for electrical connection of electrode leads protruding from the battery cells, and an outer side of the bus bar It may be made of a structure including a heat insulating member.
- the temperature of the busbar coupled to the electrode lead and electrically connected to the electrode lead also rapidly increases.
- the heat insulating member to be in close contact with the outside of the bus bar, the efficiency of suppressing the heat inside the battery module from being discharged to the outside can be maximized.
- Figure 2 shows a perspective view of the battery pack according to the present invention.
- the battery pack 100 is arranged so that a plurality of battery modules (not shown) are connected in series and/or in parallel.
- an electrode lead extends from the battery module.
- a bus bar frame and a bus bar are positioned at both ends to electrically connect the electrode leads.
- the battery pack may include various types of battery pack cases, such as a mono-frame type, a U-frame type, or a plate-shaped type, in consideration of the shape of the device to be used and the output condition.
- battery pack cases such as a mono-frame type, a U-frame type, or a plate-shaped type, in consideration of the shape of the device to be used and the output condition.
- the battery pack 100 includes an upper plate 111 positioned above a battery module assembly including unit battery modules, a lower plate 112 positioned below the battery module assembly, and side plates 113 disposed on both sides. And the end plates are coupled to and sealed at both ends of the battery pack in the longitudinal direction except for the upper plate, the lower plate, and the side plate.
- the battery pack may include a heat dissipation function that discharges heat generated from the inside to the outside, it is difficult to completely seal the battery pack.
- FIG. 3 is a partial cross-sectional view of a battery module to which an insulating member is added
- FIG. 4 is a state in which the insulating member of FIG. 3 is expanded.
- the battery module 210 includes a module case 213 on the outer surface to fix the stacked battery cell stacks (not shown) in which a plurality of battery cells are arranged adjacent to each other, and the plurality of A bus bar 211 having a slit is disposed so that the electrode leads 212 protruding from the battery cells of may pass.
- a heat insulating member 220 is disposed outside the bus bar 211, and the heat insulating member 220 includes a material having thermal expansion characteristics.
- the heat insulating member may have a property of expanding while being deformed into a foamed form when the battery module is ignited.
- the expanded heat insulating member prevents the inflow of oxygen required for combustion by blocking a passage through which oxygen introduced from the outside is supplied. Can be minimized.
- the surface area increases due to the expansion of the heat insulating member, it is possible to effectively prevent the spread of flame and heat.
- the heat insulating member can be expanded to a size that completely blocks the slit of the bus bar through which the electrode lead passes, and thus the introduction of oxygen into the battery module through the slit can be minimized.
- micropores may be formed therein, and a trace amount of oxygen may be introduced into the battery module through the micropores. Combustion may be suppressed or the flame generated in the battery module may be extinguished, and the temperature inside the battery module heated by the flame may be prevented from being discharged to the outside.
- a silicon-based material and a graphite-based material may be used as a heat insulating member having such an effect, but in general, a silicon-based material is a graphite-based material because it is difficult to control the amount of oxygen inflow due to the phenomenon of blowing after expansion of the insulating member It is preferable to use a heat insulating member made of.
- the heat insulating member may be formed in a form in which a material having thermal expansion characteristics is accommodated in a pouch made of a highly elastic material.
- the heat insulating member may be formed in the form of a thermally expandable sheet.
- the thermal expansion sheet may have a planar plate-like structure made of a material having thermal expansion properties, or may have a planar plate-shaped structure in which materials having a thermal expansion coefficient of different sizes are arranged in layers.
- the overall shape of the thermal expansion sheet is not limited to a planar plate-like structure, and may be formed in a circular, elliptical, or polygonal shape.
- FIG 4 shows a state in which the heat insulating member 220 disposed outside the bus bar 211 is inflated.
- the heat insulating member 220 expands in the direction of the arrow to form the side plate 230 and the bus bar of the battery pack. (211)
- the space between them can be filled without any gaps. Accordingly, it is possible to prevent external air from flowing into the battery module.
- FIG. 5 is a partial cross-sectional view of a battery pack in which a heat insulating member is added to a side plate
- FIG. 6 is a state in which the heat insulating member of FIG. 5 is expanded.
- the side plate 330 of the battery pack is located at a position spaced apart from the bus bar 311 to which the electrode lead 312 is connected, and the bus of the side plate 330
- a heat insulating member 320 is attached to the inside of the bar direction.
- the heat insulator 320 expands in the direction of the arrow as shown in FIG. 6 by the heat transferred to the heat insulator 320.
- the expanded heat insulating member like the heat insulating member shown in FIG. 4, can fill the space between the bus bar and the side plate without any gaps, and prevents the inflow of external air into the battery module to extinguish ignition, and the battery module 310 By preventing the heat diffusion of the battery, it is possible to prevent the flame from moving to the adjacent battery module and leading to a large fire.
- FIG. 7 is a side view showing a state in which the heat insulating member according to the first embodiment is added to the battery pack.
- the battery pack 400 has a structure surrounding the battery module assembly with an upper plate 401, a lower plate 402, and end plates 403 and 404, and the side plate is removed for convenience of understanding. It shows the state.
- a battery module assembly including unit battery modules 410, 420, 430, 440, 450, 460, 470 is located inside the battery pack 400, and the unit battery modules 410, 420, 430, 440, 450, 460, Heat insulating member units 411, 421, 431, 441, 451, 461, and 471 are disposed between the 470 and the side plate (not shown).
- the heat insulating member unit (411, 421, 431, 441, 451, 461, 471) is in a state disposed on the outer surface of the bus bar in the unit battery module (410, 420, 430, 440, 450, 460, 470). It may be, or it may be a form attached to the inner surface of the side plate, may be a form in which one heat insulating member unit is disposed on the outer surface of one unit battery module.
- the heat insulating member unit is disposed on the outer surfaces of all the unit battery modules, of course, the heat insulating member unit may be disposed only on the outer surfaces of some of the unit battery modules.
- FIG 8 is a side view showing a state in which the heat insulating member according to the second embodiment is added to the battery pack.
- a battery module assembly including unit battery modules 510, 520, 530, 540, 550, 560, 570 is located inside the battery pack 500, and the unit battery modules 510, 520, 530, A heat insulating member 581 is disposed between the 540, 550, 560, and 570 and the side plate (not shown).
- the heat insulating member of FIG. 8 has an elongated integral structure so that it can be disposed between the battery module assembly and the side plate.
- the space between the battery module assembly and the side plate can be completely filled, and the flame generated from one battery module can be more effectively prevented from spreading to other battery modules.
- the battery module and the battery pack according to the present invention are provided with a heat insulating member including a material having thermal expansion characteristics in the part where heat is most intense, and are quickly transformed into a foamed form to effectively prevent the flame from spreading. can do.
- the battery module according to the present invention since the battery module according to the present invention has a structure in which the flame generated from the inside cannot be discharged to the outside, it is possible to prevent the flame from leaking out or the heat spread to the adjacent battery module and causing a cascade of fire I can.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
- Secondary Cells (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (13)
- 복수의 전지셀들이 인접하게 배열되어 적층된 전지셀 스택;상기 전지셀 스택을 고정하도록 외면에 배치된 모듈케이스;상기 전지셀들에서 돌출된 전극리드들의 전기적인 연결을 위한 버스바; 및상기 버스바의 외측에 배치되는 단열부재;를 포함하는 전지모듈.
- 제 1 항에 있어서, 상기 단열부재는 열팽창 특성을 갖는 소재를 포함하는 전지모듈.
- 제 2 항에 있어서, 상기 단열부재는 전지모듈의 발화시 발포 형태로 변형되는 성질을 갖는 전지모듈.
- 제 3 항에 있어서, 상기 단열부재는, 상기 전극리드가 통과되는 버스바의 슬릿을 완전히 막는 크기로 팽창되는 전지모듈.
- 제 2 항에 있어서, 상기 단열부재는 고탄성 소재의 파우치 내부에 열팽창 특성을 갖는 소재가 수용된 형태인 전지모듈.
- 제 2 항에 있어서, 상기 단열부재는 열팽창 시트 형태인 전지모듈.
- 제 2 항에 있어서, 상기 단열부재는 흑연계열 소재를 포함하는 전지모듈.
- 제 1 항 내지 제 7 항 중 어느 한 항에 따른 전지모듈을 2개 이상 포함하는 전지팩.
- 제 8 항에 있어서, 상기 전지팩은,단위 전지모듈들을 포함하는 전지모듈 어셈블리;상기 전지모듈 어셈블리의 상부 및 하부 각각에 배치되는 상부판과 하부판;상기 전지모듈 어셈블리의 양쪽 측면에 배치되면서 전지모듈의 버스바와 대향하는 측면판;을 포함하고,상기 측면판의 내측에는 단열부재가 위치하는 전지팩.
- 제 9 항에 있어서, 상기 개별 단위 전지모듈과 측면판 사이에 단열부재 유닛이 배치되는 전지팩.
- 제 9 항에 있어서, 상기 단열부재는 상기 전지모듈 어셈블리와 측면판 사이에 배치되는 일체형 구조로 이루어진 전지팩.
- 제 9 항 내지 제 11 항 중 어느 한 항에 따른 전지팩을 포함하는 디바이스.
- 제 12 항에 있어서, 상기 디바이스는 전기자동차, 하이브리드 전기자동차, 및 전력저장장치 중 어느 하나인 디바이스.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/620,542 US20220247005A1 (en) | 2019-10-10 | 2020-09-23 | Battery module including heat insulation member and battery pack including the same |
| ES20874987T ES3057082T3 (en) | 2019-10-10 | 2020-09-23 | Battery module including heat insulation member and battery pack including the same |
| EP20874987.9A EP3979396B1 (en) | 2019-10-10 | 2020-09-23 | Battery module including heat insulation member and battery pack including the same |
| JP2022504694A JP7570708B2 (ja) | 2019-10-10 | 2020-09-23 | 断熱部材を含む電池モジュール及びこれを含む電池パック |
| JP2024119647A JP2024161017A (ja) | 2019-10-10 | 2024-07-25 | 断熱部材を含む電池モジュール及びこれを含む電池パック |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020190125091A KR102805857B1 (ko) | 2019-10-10 | 2019-10-10 | 단열부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 |
| KR10-2019-0125091 | 2019-10-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2021071138A1 true WO2021071138A1 (ko) | 2021-04-15 |
Family
ID=75437300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2020/012841 Ceased WO2021071138A1 (ko) | 2019-10-10 | 2020-09-23 | 단열부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20220247005A1 (ko) |
| EP (1) | EP3979396B1 (ko) |
| JP (2) | JP7570708B2 (ko) |
| KR (1) | KR102805857B1 (ko) |
| ES (1) | ES3057082T3 (ko) |
| WO (1) | WO2021071138A1 (ko) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240063484A1 (en) * | 2021-05-14 | 2024-02-22 | Lg Energy Solution, Ltd. | Battery module and battery pack including the same |
| JP2024511330A (ja) * | 2022-02-24 | 2024-03-13 | エルジー エナジー ソリューション リミテッド | 遮断プレートを含む電池セルアセンブリー及び前記電池セルアセンブリーを含む電池パック |
| JP2024540736A (ja) * | 2021-11-04 | 2024-11-01 | エルジー エナジー ソリューション リミテッド | 電池モジュール |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4270631B1 (en) * | 2022-01-07 | 2026-02-04 | LG Energy Solution, Ltd. | Battery cell assembly including bus bar to which flame blocking member is added and battery cell assembly structure including the battery cell assembly |
| WO2023200303A1 (ko) | 2022-04-15 | 2023-10-19 | 주식회사 엘지에너지솔루션 | 안전성이 강화된 배터리 모듈 |
| KR102649356B1 (ko) * | 2022-04-15 | 2024-03-19 | 주식회사 엘지에너지솔루션 | 안전성이 강화된 배터리 모듈 |
| FR3136116A1 (fr) * | 2022-05-24 | 2023-12-01 | Psa Automobiles Sa | Pack batterie avec dispositif de retardement de propagation d’incendie |
| KR102881209B1 (ko) * | 2022-08-16 | 2025-11-05 | 주식회사 엘지에너지솔루션 | 소화액체가 포함된 인터-모듈 버스바 |
| JP2025532574A (ja) * | 2022-11-30 | 2025-10-01 | エルジー エナジー ソリューション リミテッド | バッテリーモジュール、それを含むバッテリーパック及び自動車 |
| KR20240100145A (ko) * | 2022-12-22 | 2024-07-01 | 주식회사 엘지에너지솔루션 | 열 전파가 지연되는 전지 모듈 및 전지 팩 |
| KR20250025123A (ko) * | 2023-08-14 | 2025-02-21 | 주식회사 엘지에너지솔루션 | 버스바 조립체 및 이를 포함하는 전지 팩 |
| KR20250035943A (ko) * | 2023-09-06 | 2025-03-13 | 주식회사 엘지에너지솔루션 | 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차 |
| KR20250046923A (ko) * | 2023-09-27 | 2025-04-03 | 에스케이온 주식회사 | 배터리 모듈 및 그 제조 방법 |
| WO2025116462A1 (ko) * | 2023-12-01 | 2025-06-05 | 주식회사 엘지에너지솔루션 | 전지 어셈블리 및 이를 포함하는 전지 팩 |
| WO2026095491A1 (ko) * | 2024-11-04 | 2026-05-07 | 주식회사 엘지에너지솔루션 | 배터리 모듈 및 이를 포함하는 배터리 팩 |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130064031A (ko) * | 2011-12-07 | 2013-06-17 | 주식회사 엘지화학 | 안전성이 향상된 이차전지 |
| JP2013246920A (ja) * | 2012-05-24 | 2013-12-09 | Tigers Polymer Corp | 電池冷却構造 |
| JP2013251127A (ja) | 2012-05-31 | 2013-12-12 | Sanyo Electric Co Ltd | 電源装置 |
| KR101664590B1 (ko) * | 2014-11-25 | 2016-10-11 | 현대자동차주식회사 | 배터리 시스템의 전류차단구조 |
| KR20170031087A (ko) * | 2014-05-21 | 2017-03-20 | 터말세라믹스인크. | 수동형 단열소재 |
| JP2018098074A (ja) | 2016-12-14 | 2018-06-21 | 三菱自動車工業株式会社 | 組電池 |
| KR20180085123A (ko) | 2017-01-17 | 2018-07-26 | 주식회사 피플웍스 | 온도 제어 기능을 갖는 배터리 팩 |
| CN207800738U (zh) * | 2018-01-15 | 2018-08-31 | 北京新能源汽车股份有限公司 | 一种电池系统及汽车 |
| KR20190125091A (ko) | 2018-04-27 | 2019-11-06 | (주)마이텍 | 디젤 오일 냉각방법 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101029838B1 (ko) * | 2007-06-28 | 2011-04-15 | 주식회사 엘지화학 | 냉각 효율이 향상된 중대형 전지팩 |
| KR101089168B1 (ko) * | 2010-02-10 | 2011-12-02 | 주식회사 엘지화학 | 파우치형 리튬 2차전지 |
| KR101305218B1 (ko) * | 2010-12-28 | 2013-09-12 | 주식회사 엘지화학 | 중공 구조의 고정부재와 결합 부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 |
| KR20150003779A (ko) * | 2012-04-24 | 2015-01-09 | 발멧 오토모티브 오와이 | 화재 방지 매체를 구비한 배터리 팩 |
| US20140017536A1 (en) * | 2012-07-11 | 2014-01-16 | Cheng-Ji Lu | Battery assembly device |
| JP5457541B2 (ja) * | 2012-12-18 | 2014-04-02 | タイガースポリマー株式会社 | 防火処理部材および防火処理方法 |
| CN105074954B (zh) * | 2013-05-15 | 2017-07-18 | 株式会社Lg 化学 | 具有新颖结构的电池模块组件 |
| JP2015153616A (ja) * | 2014-02-14 | 2015-08-24 | 株式会社オートネットワーク技術研究所 | バッテリパック |
| JP6133233B2 (ja) * | 2014-05-09 | 2017-05-24 | 株式会社古河テクノマテリアル | 耐火部材、防火構造体および防火構造体の施工方法 |
| JP2017044548A (ja) * | 2015-08-26 | 2017-03-02 | 株式会社セットエンジニアリング | 電流センサ |
| JP2018116805A (ja) * | 2017-01-17 | 2018-07-26 | 積水化学工業株式会社 | 二次電池モジュール |
| CN110710026A (zh) * | 2017-05-29 | 2020-01-17 | 三洋电机株式会社 | 电池组 |
| JP2019102256A (ja) * | 2017-12-01 | 2019-06-24 | ダイムラー・アクチェンゲゼルシャフトDaimler AG | バッテリモジュール |
| JP2019114389A (ja) * | 2017-12-22 | 2019-07-11 | ダイムラー・アクチェンゲゼルシャフトDaimler AG | バッテリモジュール |
| JP7544685B2 (ja) * | 2018-07-30 | 2024-09-03 | カデンツァ・イノベーション・インコーポレイテッド | 再充電可能バッテリのためのハウジング |
| WO2020083331A1 (en) * | 2018-10-25 | 2020-04-30 | 3M Innovative Properties Company | Thermal barrier material for electric vehicle battery applications |
| CN210006810U (zh) * | 2019-08-20 | 2020-01-31 | 宁德时代新能源科技股份有限公司 | 电池模组 |
-
2019
- 2019-10-10 KR KR1020190125091A patent/KR102805857B1/ko active Active
-
2020
- 2020-09-23 ES ES20874987T patent/ES3057082T3/es active Active
- 2020-09-23 WO PCT/KR2020/012841 patent/WO2021071138A1/ko not_active Ceased
- 2020-09-23 JP JP2022504694A patent/JP7570708B2/ja active Active
- 2020-09-23 US US17/620,542 patent/US20220247005A1/en active Pending
- 2020-09-23 EP EP20874987.9A patent/EP3979396B1/en active Active
-
2024
- 2024-07-25 JP JP2024119647A patent/JP2024161017A/ja not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130064031A (ko) * | 2011-12-07 | 2013-06-17 | 주식회사 엘지화학 | 안전성이 향상된 이차전지 |
| JP2013246920A (ja) * | 2012-05-24 | 2013-12-09 | Tigers Polymer Corp | 電池冷却構造 |
| JP2013251127A (ja) | 2012-05-31 | 2013-12-12 | Sanyo Electric Co Ltd | 電源装置 |
| KR20170031087A (ko) * | 2014-05-21 | 2017-03-20 | 터말세라믹스인크. | 수동형 단열소재 |
| KR101664590B1 (ko) * | 2014-11-25 | 2016-10-11 | 현대자동차주식회사 | 배터리 시스템의 전류차단구조 |
| JP2018098074A (ja) | 2016-12-14 | 2018-06-21 | 三菱自動車工業株式会社 | 組電池 |
| KR20180085123A (ko) | 2017-01-17 | 2018-07-26 | 주식회사 피플웍스 | 온도 제어 기능을 갖는 배터리 팩 |
| CN207800738U (zh) * | 2018-01-15 | 2018-08-31 | 北京新能源汽车股份有限公司 | 一种电池系统及汽车 |
| KR20190125091A (ko) | 2018-04-27 | 2019-11-06 | (주)마이텍 | 디젤 오일 냉각방법 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP3979396A4 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240063484A1 (en) * | 2021-05-14 | 2024-02-22 | Lg Energy Solution, Ltd. | Battery module and battery pack including the same |
| JP2024540736A (ja) * | 2021-11-04 | 2024-11-01 | エルジー エナジー ソリューション リミテッド | 電池モジュール |
| JP7823979B2 (ja) | 2021-11-04 | 2026-03-04 | エルジー エナジー ソリューション リミテッド | 電池モジュール |
| JP2024511330A (ja) * | 2022-02-24 | 2024-03-13 | エルジー エナジー ソリューション リミテッド | 遮断プレートを含む電池セルアセンブリー及び前記電池セルアセンブリーを含む電池パック |
| JP7640142B2 (ja) | 2022-02-24 | 2025-03-05 | エルジー エナジー ソリューション リミテッド | 遮断プレートを含む電池セルアセンブリー及び前記電池セルアセンブリーを含む電池パック |
| EP4318761A4 (en) * | 2022-02-24 | 2025-06-11 | LG Energy Solution, Ltd. | BATTERY CELL ARRANGEMENT WITH BLOCKING PLATES AND BATTERY PACK WITH THE BATTERY CELL ARRANGEMENT |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3979396A1 (en) | 2022-04-06 |
| US20220247005A1 (en) | 2022-08-04 |
| ES3057082T3 (en) | 2026-02-26 |
| JP2022542124A (ja) | 2022-09-29 |
| KR20210042480A (ko) | 2021-04-20 |
| JP2024161017A (ja) | 2024-11-15 |
| EP3979396B1 (en) | 2025-11-19 |
| KR102805857B1 (ko) | 2025-05-12 |
| JP7570708B2 (ja) | 2024-10-22 |
| EP3979396A4 (en) | 2024-06-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2022270746A1 (ko) | 가스 배출 경로를 개선한 배터리 팩 | |
| KR20210042480A (ko) | 단열부재를 포함하는 전지모듈 및 이를 포함하는 전지팩 | |
| WO2013111960A1 (ko) | 안전성이 향상된 전지모듈 및 이를 포함하는 전지팩 | |
| WO2022240270A1 (ko) | 전지 모듈 및 이를 포함하는 전지팩 | |
| WO2023163542A1 (ko) | 차단 플레이트를 포함하는 전지셀 어셈블리, 및 상기 전지셀 어셈블리를 포함하는 전지팩 | |
| WO2024172516A1 (ko) | 배터리 패키지 | |
| WO2023027372A1 (ko) | 전지 모듈 및 이를 포함하는 전지 팩 | |
| WO2022158792A1 (ko) | 전지 모듈 및 이를 포함하는 전지 팩 | |
| WO2013032145A2 (en) | Battery | |
| WO2023080566A1 (ko) | 전지 모듈 | |
| WO2024150934A1 (ko) | 버스바 조립체 및 이를 포함하는 전지팩 | |
| WO2022231152A1 (ko) | 전지 팩 및 이를 포함하는 디바이스 | |
| WO2025127304A1 (ko) | 전지 팩을 포함하는 장치 | |
| WO2025230081A1 (ko) | 전지팩 및 이를 포함하는 디바이스 | |
| WO2025136054A1 (ko) | 배터리 팩 및 이를 포함하는 자동차 | |
| WO2025048558A1 (ko) | 셀 뱅크 간 열 전파 방지 전지 모듈 | |
| WO2026019231A1 (ko) | 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차 | |
| WO2025239546A1 (ko) | 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차 | |
| WO2025164985A1 (ko) | 배터리 모듈, 이를 포함하는 배터리 팩 및 자동차 | |
| WO2025198296A1 (ko) | 배터리 어셈블리 및 이를 포함하는 배터리 팩 | |
| WO2025014154A1 (ko) | 배터리 팩 | |
| WO2025110627A1 (ko) | 배터리 팩 | |
| WO2025089888A1 (ko) | 배터리 팩 | |
| WO2024043711A1 (ko) | 배터리 모듈 | |
| WO2025178225A1 (ko) | 전지 모듈 및 이를 포함하는 전지팩 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20874987 Country of ref document: EP Kind code of ref document: A1 |
|
| ENP | Entry into the national phase |
Ref document number: 2020874987 Country of ref document: EP Effective date: 20211231 |
|
| ENP | Entry into the national phase |
Ref document number: 2022504694 Country of ref document: JP Kind code of ref document: A |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| WWG | Wipo information: grant in national office |
Ref document number: 2020874987 Country of ref document: EP |