WO2021006626A1 - 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 랙 및 전력 저장 장치 - Google Patents
배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 랙 및 전력 저장 장치 Download PDFInfo
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- WO2021006626A1 WO2021006626A1 PCT/KR2020/008944 KR2020008944W WO2021006626A1 WO 2021006626 A1 WO2021006626 A1 WO 2021006626A1 KR 2020008944 W KR2020008944 W KR 2020008944W WO 2021006626 A1 WO2021006626 A1 WO 2021006626A1
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- battery
- module
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- rack
- case
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
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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
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
- H01M10/667—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an electronic component, e.g. a CPU, an inverter or a capacitor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/658—Means for temperature control structurally associated with the cells by thermal insulation or shielding
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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
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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
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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
- H01M50/249—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
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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
- H01M50/251—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for stationary devices, e.g. power plant buffering or backup power supplies
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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
- H01M50/258—Modular batteries; Casings provided with means for assembling
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
- H01M2200/00—Safety devices for primary or secondary batteries
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
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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
- 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, a battery rack including such a battery module, and a power storage device.
- Secondary batteries with high ease of application by product group and electrical characteristics such as high energy density are not only portable devices, but also electric vehicles (EVs) or hybrid vehicles (HEVs) driven by electric drive sources. It is universally applied.
- EVs electric vehicles
- HEVs hybrid vehicles
- Such a secondary battery is attracting attention as a new energy source for eco-friendly and energy efficiency enhancement in that it does not generate by-products from the use of energy as well as the primary advantage that it can dramatically reduce the use of fossil fuels.
- a battery pack may be configured by connecting a plurality of battery cells in series.
- a battery pack may be configured by connecting a plurality of battery cells in parallel according to the charge/discharge capacity required for the battery pack. Accordingly, the number of battery cells included in the battery pack may be variously set according to a required output voltage or charge/discharge capacity.
- a battery module including at least one battery cell is first configured, and other components are added using at least one battery module. It is common to construct a battery pack or battery rack.
- the battery rack including at least one battery module may constitute a power storage device including at least one such battery rack according to various voltage and capacity requirements.
- a firefighting facility in order to cope with the risk of fire, such as overheating, which may occur due to the characteristics of the battery cell in a rack container that accommodates battery racks including a plurality of battery modules
- the structure is provided.
- an object of the present invention is to provide a battery module capable of suppressing thermal runaway and heat propagation more quickly when an abnormal situation of a battery cell occurs, a battery rack including such a battery module, and a power storage device.
- the present invention provides a battery module, comprising: at least one battery cell; A module case for accommodating the at least one battery cell; A relay unit provided in the module case and electrically connected to the at least one battery cell; And a shunt unit electrically connected to the relay unit and disposed outside the module case.
- the battery module may include a heat sink provided between the module case and the shunt unit.
- the shunt unit and the heat sink may be provided on the upper side of the module case.
- the shunt unit and the heat sink may be provided under the module case.
- It may include; a heat insulation unit provided between the module case and the shunt unit.
- the shunt unit and the heat insulation unit may be provided on the upper side of the module case.
- the shunt unit and the heat insulation unit may be provided under the module case.
- the present invention as a battery rack, at least one battery module according to the above-described embodiments; And a rack case for accommodating the at least one battery module.
- the shunt unit is provided on an upper side of the rack case, and the battery rack is provided between the rack case and the shunt unit, and may include an insulating unit mounted on an upper surface of the rack case.
- the present invention provides a power storage device comprising: at least one battery rack according to the above-described embodiment as a power storage device.
- a battery module capable of suppressing thermal runaway and heat propagation more quickly when an abnormal situation of a battery cell occurs, a battery rack including the battery module, and a power storage device may be provided.
- FIG. 1 is a view for explaining a battery module according to an embodiment of the present invention.
- FIG. 2 is a view for explaining a battery module according to another embodiment of the present invention.
- FIG 3 is a view for explaining a battery module according to another embodiment of the present invention.
- FIG. 4 is a view for explaining a battery module according to another embodiment of the present invention.
- FIG. 5 is a view for explaining a battery rack according to an embodiment of the present invention.
- FIG. 6 is a view for explaining a battery rack according to another embodiment of the present invention.
- FIG. 7 is a view for explaining a power storage device according to an embodiment of the present invention.
- FIG. 1 is a view for explaining a battery module according to an embodiment of the present invention.
- the battery module 10 includes a battery cell 100, a module case 200, a cooling fan 300, a relay unit 400, a shunt unit 500, and a heat sink 600. ) Can be included.
- the battery cell 100 is a secondary battery, and may be provided as a pouch-type secondary battery, a prismatic secondary battery, or a cylindrical secondary battery.
- the battery cell 100 is limited to being provided as a pouch-type secondary battery.
- the battery cells 100 may be provided in a plurality of at least one or more. When a plurality of battery cells 100 are provided, the plurality of battery cells 100 may be stacked to be electrically connected to each other.
- the module case 200 may accommodate the at least one or more plurality of battery cells 100. To this end, an accommodation space capable of accommodating the at least one or more plurality of battery cells 100 may be provided in the module case 200.
- the cooling fan 300 is for cooling the at least one or more plurality of battery cells 100, and may be mounted on the module case 200.
- the cooling fan 300 may be provided as a blower fan in an air-cooled manner.
- the relay unit 400 is provided in the module case 200 and may be electrically connected to the at least one or more plurality of battery cells 100.
- the relay unit 400 is electrically connected to a shunt unit 500, which will be described later, and is operated when an overcurrent occurs according to an abnormal condition of the at least one battery cell 100 to be operated and a battery cell ( The current of 100) may be induced toward the shunt unit 500.
- the shunt unit 500 is electrically connected to the relay unit 400 and may be provided outside the module case 200. Specifically, the shunt unit 500 may be disposed below the module case 200 and spaced apart from the module case 200 by a predetermined distance.
- the shunt unit 500 may quickly externally short the battery cell 100 in which the abnormal condition has occurred.
- the heat sink 600 may be provided between the module case 200 and the shunt unit 500. Specifically, the heat sink 600 may be provided under the module case 200 and between the module case 200 and the shunt unit 500.
- the heat sink 600 may be provided in a water-cooled or air-cooled structure, and transfer of heat generated from the shunt unit 500 to the module case 200 during the external short circuit may be minimized.
- the battery module 10 when an abnormal situation occurs in at least one of the battery cells 100 through the relay unit 400 and the shunt unit 500, the battery module 10 according to the present exemplary embodiment occurs.
- the battery cell 100 may be externally short-circuited from the outside of the module case 200 more quickly, thereby preventing a fire or explosion of the battery cell 100 in advance.
- the battery module 10 through an external short circuit through the relay unit 400 and the shunt unit 500, thermal runaway and heat caused by the battery cell 100 in which an abnormal situation has occurred. The risk of propagation can be effectively prevented in units of the battery module 10.
- FIG. 2 is a view for explaining a battery module according to another embodiment of the present invention.
- the battery module 20 according to the present embodiment is similar to the battery module 10 of the previous embodiment, redundant descriptions are omitted for configurations that are substantially the same or similar to those of the previous embodiment, and The explanation will be focused on the differences.
- the battery module 20 includes a battery cell 100, a module case 200, a cooling fan 300, a relay unit 400, a shunt unit 505, and a heat sink 605.
- Can include.
- the shunt unit 505 and the heat sink 605 may be provided on the upper side of the module case 200.
- the shunt unit 505 and the heat sink 605 may be provided on an upper side of the module case 200 instead of a lower side, and the shunt unit 505 may be provided on the upper side of the module case 200. It goes without saying that if it can be separated from the module case 200 from the outside, it may also be provided on the left side or the right side of the module case 200.
- FIG 3 is a view for explaining a battery module according to another embodiment of the present invention.
- the battery module 30 according to the present embodiment is similar to the battery modules 10 of the previous embodiment, redundant descriptions are omitted for configurations that are substantially the same or similar to those of the previous embodiment, and the previous embodiment It focuses on the difference between and.
- the battery module 30 includes a battery cell 100, a module case 200, a cooling fan 300, a relay unit 400, a shunt unit 500, and an insulation unit 700.
- Can include.
- the battery cell 100, the module case 200, the cooling fan 300, the relay unit 400, and the shunt unit 500 are substantially the same as or similar to the previous embodiment, hereinafter, Duplicate explanation is omitted.
- the insulation unit 700 may be provided between the module case 200 and the shunt unit 500. Specifically, the heat insulating unit 700 and the shunt unit 500 may be provided under the module case 200, and the heat insulating unit 700 may be provided from the lower side of the module case 200 to the shunt unit ( 500) may be separated from the module case 200 by a predetermined distance.
- the heat insulating unit 700 may prevent heat generated when an external short circuit through the shunt unit 500 is transferred to the module case 200 side. To this end, the insulating unit 700 may be provided with a ceramic insulating material or a fiber insulating material.
- heat transfer from the shunt unit 500 to the module case 200 may be effectively prevented when the external short circuit occurs through the heat insulation unit 700 instead of the heat sink.
- FIG. 4 is a view for explaining a battery module according to another embodiment of the present invention.
- the battery module 40 according to the present embodiment is similar to the battery module 30 of the previous embodiment, redundant descriptions are omitted for configurations that are substantially the same or similar to those of the previous embodiment, and The explanation will be focused on the differences.
- the battery module 40 includes a battery cell 100, a module case 200, a cooling fan 300, a relay unit 400, a shunt unit 505, and an insulation unit 705.
- Can include.
- the shunt unit 505 and the heat insulation unit 705 may be provided on the upper side of the module case 200. As such, the shunt unit 505 and the heat insulation unit 705 may be provided on an upper side of the module case 200 rather than a lower side, and the shunt unit 505 may be provided on the upper side of the module case 200. It goes without saying that if it can be separated from the module case 200 from the outside, it may also be provided on the left side or the right side of the module case 200.
- FIG. 5 is a view for explaining a battery rack according to an embodiment of the present invention.
- the battery rack 1 is a rack case 50 accommodating at least one or more plurality of battery modules 10 of the previous embodiment and the at least one or more plurality of battery modules 10. And it may include a BMS unit 70 for management and control of the battery rack 10.
- the battery rack 1 since the battery rack 1 according to the present embodiment includes the battery module 10 of the previous embodiment, a battery rack 1 including all the advantages of the battery module 10 of the previous embodiment can be provided. I can.
- the battery rack 10 may also include the battery modules 20, 30, and 40 of the previous embodiment other than the battery module 10, and at this time, the battery modules 20, 30 of the previous embodiment
- the battery rack 10 it is possible to provide a battery rack 1 including all of the advantages of 40).
- FIG. 6 is a view for explaining a battery rack according to another embodiment of the present invention.
- the battery rack 2 according to the present embodiment is similar to the battery rack 1 of the previous embodiment, redundant descriptions are omitted for configurations that are substantially the same or similar to those of the previous embodiment, and The explanation will be focused on the differences.
- the battery rack 2 may include a plurality of battery modules 15, a rack case 50, a BMS unit 70, and a heat insulation unit 80.
- Each of the plurality of battery modules 15 may include a battery cell 100, a module case 200, a cooling fan 300, and a relay unit 400. Since the battery cell 100, the module case 200, the cooling fan 300, and the relay unit 400 are substantially the same as or similar to those of the previous embodiment, redundant descriptions will be omitted below.
- the plurality of battery modules 15 may include a shunt unit 550.
- the shunt unit 550 is integrally connected to the relay unit 400 of the plurality of battery modules 15 and may be disposed above the rack case 50 to be spaced apart from the rack case 50. .
- the rack case 50 may accommodate the plurality of battery modules 15.
- the rack case 50 may stack the plurality of battery modules 15 in the vertical direction.
- the BMS unit 70 is electrically connected to the plurality of battery modules 15 and may manage and control the battery rack 2. Specifically, the BMS unit 70 may be electrically connected to the battery cell 100 and the relay unit 400 of the plurality of battery modules 15, and the plurality of battery modules 15 The operation of the relay unit 400 may be controlled.
- the heat insulation unit 80 is provided between the rack case 50 and the shunt unit 550 and may be mounted on an upper surface of the rack case 50.
- the heat insulation unit 80 may effectively prevent heat generated when an external short circuit through the shunt unit 550 is transferred to the BMS unit 70.
- the BMS unit 70 when overheating occurs due to the occurrence of an abnormality in at least one of the battery modules 15, the BMS unit 70 is the battery module 15 in which the abnormality occurs.
- the relay unit 400 of By operating the relay unit 400 of, the battery module 15 in which an abnormal situation has occurred may be externally shorted through the shunt unit 550.
- the battery rack 2 when an abnormal situation occurs in at least one battery module 15 of the battery modules 15, only the battery module 15 in which the abnormal situation has occurred is shorted externally. Thus, it is possible to minimize the loss of the battery modules 15 when an abnormal situation occurs.
- the manufacturing cost of the battery rack 2 is reduced and the total The system can be further simplified.
- FIG. 7 is a view for explaining a power storage device according to an embodiment of the present invention.
- the power storage device (E), the power storage device (E), as an energy source can be used for home or industrial use.
- the power storage device E may include at least one of the preceding embodiments, and in the case of this embodiment, a plurality of battery racks 1 and a rack container C accommodating the plurality of battery racks 1. .
- the power storage device E includes the battery rack 1 of the previous embodiment, a power storage device E including all the advantages of the battery rack 1 of the previous embodiment is provided. Can provide.
- the battery rack 1 may also be provided in a vehicle such as an electric vehicle or a hybrid vehicle, and in this case, a vehicle including all the advantages of the battery rack 1 of the previous embodiment can be provided. to be.
- the battery rack 2 of the previous embodiment other than the battery rack 1 may also be provided in the power storage device E or the vehicle, and even in this case, the battery rack of the previous embodiment
- a power storage device (E) or a vehicle that includes all the advantages of (2).
- battery modules 10, 15, 20, 30, 40 capable of suppressing thermal runaway and heat propagation more quickly when an abnormal situation of the battery cell 100 occurs, such a battery module ( It is possible to provide a battery rack (1, 2) and a power storage device (E) including 10, 15, 20, 30, 40.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
Claims (10)
- 배터리 모듈에 있어서,적어도 하나의 배터리 셀;상기 적어도 하나의 배터리 셀을 수용하기 위한 모듈 케이스;상기 모듈 케이스에 구비되며, 상기 적어도 하나의 배터리 셀과 전기적으로 연결되는 릴레이 유닛; 및상기 릴레이 유닛과 전기적으로 연결되며, 상기 모듈 케이스 외측에 구비되는 션트 유닛;을 포함하는 것을 특징으로 하는 배터리 모듈.
- 제1항에 있어서,상기 모듈 케이스와 상기 션트 유닛 사이에 구비되는 히트 싱크;를 포함하는 것을 특징으로 하는 배터리 모듈.
- 제2항에 있어서,상기 션트 유닛과 상기 히트 싱크는,상기 모듈 케이스의 상측에 구비되는 것을 특징으로 하는 배터리 모듈.
- 제2항에 있어서,상기 션트 유닛과 상기 히트 싱크는,상기 모듈 케이스의 하측에 구비되는 것을 특징으로 하는 배터리 모듈.
- 제1항에 있어서,상기 모듈 케이스와 상기 션트 유닛 사이에 구비되는 단열 유닛;을 포함하는 것을 특징으로 하는 배터리 모듈.
- 제5항에 있어서,상기 션트 유닛과 상기 단열 유닛은,상기 모듈 케이스의 상측에 구비되는 것을 특징으로 하는 배터리 모듈.
- 제5항에 있어서,상기 션트 유닛과 상기 단열 유닛은,상기 모듈 케이스의 하측에 구비되는 것을 특징으로 하는 배터리 모듈.
- 제1항에 따른 적어도 하나의 배터리 모듈; 및상기 적어도 하나의 배터리 모듈을 수용하는 랙 케이스;를 포함하는 것을 특징으로 하는 배터리 랙.
- 제8항에 있어서,상기 션트 유닛은,상기 랙 케이스의 상측에 구비되며,상기 배터리 랙은,상기 랙 케이스와 상기 션트 유닛 사이에 구비되며, 상기 랙 케이스의 상면에 장착되는 단열 유닛;을 포함하는 것을 특징으로 하는 배터리 랙.
- 제8항에 따른 적어도 하나의 배터리 랙;을 포함하는 것을 특징으로 하는 전력 저장 장치.
Priority Applications (5)
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US17/618,786 US20220247049A1 (en) | 2019-07-10 | 2020-07-08 | Battery module, battery rack comprising such battery module, and power storage device |
JP2021575427A JP7321298B2 (ja) | 2019-07-10 | 2020-07-08 | バッテリーモジュール、それを含むバッテリーラック及び電力貯蔵装置 |
EP20837264.9A EP3985783A4 (en) | 2019-07-10 | 2020-07-08 | BATTERY MODULE, BATTERY RACK WITH SUCH BATTERY MODULE AND POWER STORAGE DEVICE |
CN202080048383.3A CN114080722A (zh) | 2019-07-10 | 2020-07-08 | 电池模块、包含该电池模块的电池架和能量存储设备 |
AU2020311777A AU2020311777A1 (en) | 2019-07-10 | 2020-07-08 | Battery module, battery rack comprising such battery module, and power storage device |
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KR1020190083358A KR102709974B1 (ko) | 2019-07-10 | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 랙 및 전력 저장 장치 | |
KR10-2019-0083358 | 2019-07-10 |
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WO2021006626A1 true WO2021006626A1 (ko) | 2021-01-14 |
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US (1) | US20220247049A1 (ko) |
EP (1) | EP3985783A4 (ko) |
JP (1) | JP7321298B2 (ko) |
CN (1) | CN114080722A (ko) |
AU (1) | AU2020311777A1 (ko) |
WO (1) | WO2021006626A1 (ko) |
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JP2022537748A (ja) | 2022-08-29 |
JP7321298B2 (ja) | 2023-08-04 |
EP3985783A4 (en) | 2022-08-03 |
US20220247049A1 (en) | 2022-08-04 |
KR20210007243A (ko) | 2021-01-20 |
AU2020311777A1 (en) | 2022-02-17 |
CN114080722A (zh) | 2022-02-22 |
EP3985783A1 (en) | 2022-04-20 |
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