WO2023128461A1 - 배터리 팩 및 이를 포함하는 에너지 저장 장치 - Google Patents
배터리 팩 및 이를 포함하는 에너지 저장 장치 Download PDFInfo
- Publication number
- WO2023128461A1 WO2023128461A1 PCT/KR2022/021001 KR2022021001W WO2023128461A1 WO 2023128461 A1 WO2023128461 A1 WO 2023128461A1 KR 2022021001 W KR2022021001 W KR 2022021001W WO 2023128461 A1 WO2023128461 A1 WO 2023128461A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cell module
- battery pack
- control
- assemblies
- module group
- Prior art date
Links
- 238000004146 energy storage Methods 0.000 title claims description 27
- 230000000712 assembly Effects 0.000 claims abstract description 92
- 238000000429 assembly Methods 0.000 claims abstract description 92
- 238000010586 diagram Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 239000012809 cooling fluid Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000652 nickel hydride Inorganic materials 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012782 phase change material Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/298—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- 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
-
- 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
-
- 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
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular 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
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/211—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
-
- 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
-
- 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
- H01M50/519—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising printed circuit boards [PCB]
-
- 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
- H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
-
- 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
-
- 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
-
- 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 an energy storage device including the same.
- Secondary batteries which are highly applicable to each product group and have electrical characteristics such as high energy density, are used not only in portable devices but also in electric vehicles (EVs) or hybrid electric vehicles (HEVs) driven by an electrical driving source. It is universally applied. These secondary batteries are attracting attention as a new energy source for improving energy efficiency and eco-friendliness in that they do not generate any by-products due to the use of energy as well as the primary advantage of significantly reducing the use of fossil fuels.
- EVs electric vehicles
- HEVs hybrid electric vehicles
- 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 a 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 pack is configured by connecting a plurality of battery cells in series/parallel
- a battery module including at least one battery cell is first configured, and other components are added using the at least one battery module.
- a method of configuring a battery pack or battery rack is common.
- an energy storage system for storing generated power has received a lot of attention.
- ESS energy storage system
- it is easy to construct a power management system such as a smart grid system, so that power supply and demand can be easily controlled in a specific region or city.
- a power management system such as a smart grid system
- such an energy storage device can be applied to an electric charging station capable of charging electric vehicles.
- a conventional battery pack generally includes a plurality of cell module assemblies and a control module that controls the plurality of cell module assemblies.
- a control module generally, all of a plurality of cell module assemblies are controlled by a single control module, but there is a problem in that processing speed is delayed or processing quality is frequently deteriorated due to such control.
- an object of the present invention is to provide a battery pack capable of increasing the control efficiency of a control module for controlling a plurality of cell module assemblies and an energy storage device including the battery pack.
- Another object of the present invention is to provide a battery pack capable of reducing manufacturing costs so as to secure price competitiveness, and an energy storage device including the same.
- Another object of the present invention is to provide a battery pack capable of improving energy density and an energy storage device including the same.
- the present invention as a battery pack, a plurality of cell module assemblies including one or more battery cells and electrically connected to the plurality of cell module assemblies, the plurality of cell module assemblies at least It provides a battery pack comprising a control module that manages two or more groups.
- each of the at least two or more groups may include at least two or more cell module assemblies.
- the plurality of cell module assemblies are stacked in at least two rows, and the control module may individually control the cell module assemblies in each row.
- the at least two or more groups include a first cell module group including a plurality of cell module assemblies arranged in a line in a predetermined direction; and a second cell module group including a plurality of cell module assemblies spaced apart from the first cell module group by a predetermined distance and arranged in a line in a predetermined direction, wherein the control module comprises:
- the second cell module group may be individually managed.
- control module may be disposed between the first cell module group and the second cell module group.
- control module may include: a first controller electrically connected to the first cell module group and controlling the first cell module group; and a second controller electrically connected to the second cell module group and controlling the second cell module group.
- the first control unit and the second control unit are provided between the first cell module group and the second cell module group and may be spaced apart from each other by a predetermined distance.
- the battery pack may include a connection cable unit connecting the plurality of cell module assemblies and the control module.
- the first control unit and the second control unit include: a control board for managing each cell module group; and a cable connection part provided on the control board and connected to the connection cable unit.
- the first control unit and the second control unit may each include a cable holder provided on the control board and fixing the connection cable unit.
- connection cable unit may include: a first connection cable connecting the cell module assemblies of the first cell module group and the first control unit; and a second connection cable connecting cell module assemblies of the second cell module group and the second controller.
- a cable accommodating space for accommodating the first connection cable and the second connection cable may be formed between the first control unit and the second control unit.
- the first controller and the second controller may be configured to manage four cell module assemblies, respectively.
- the present invention as an energy storage device, provides an energy storage device characterized in that it includes a battery pack according to the above-described embodiments.
- a battery pack capable of further increasing the control efficiency of a control module that controls a plurality of cell module assemblies and an energy storage device including the battery pack.
- an object of the present invention is to provide a battery pack capable of reducing manufacturing costs so as to secure price competitiveness, and an energy storage device including the same.
- a battery pack capable of improving energy density and an energy storage device including the battery pack may be provided.
- FIG. 1 is a diagram for explaining a battery pack according to an embodiment of the present invention.
- FIG. 2 is a perspective view showing the rear of a battery pack according to an embodiment of the present invention.
- FIG 3 is a plan view of a battery pack according to an embodiment of the present invention.
- FIG. 4 is an enlarged view of a main part of the battery pack of FIG. 3 .
- FIG. 5 is a diagram for explaining a control module of a battery pack according to an embodiment of the present invention.
- FIG. 6 is a side view of a battery pack according to an embodiment of the present invention.
- FIG. 7 is a block diagram for explaining a battery pack according to an embodiment of the present invention.
- FIG. 8 is a diagram for explaining a battery pack according to another embodiment of the present invention.
- FIG. 1 is a view for explaining a battery pack according to an embodiment of the present invention
- FIG. 2 is a perspective view showing the rear of the battery pack according to an embodiment of the present invention.
- the battery pack 10 may include a plurality of cell module assemblies 100 and 200 and a control module 500 .
- Each of the plurality of cell module assemblies 100 and 200 may include one or more battery cells.
- the one or more battery cells may be provided as secondary batteries.
- the one or more battery cells may be provided as a pouch type secondary battery, a prismatic secondary battery, or a cylindrical secondary battery.
- the one or more battery cells will be described as being provided as a pouch-type secondary battery.
- Each of the cell module assemblies 100 and 200 includes a plurality of battery cells stacked on each other, a bus bar unit electrically connected to the plurality of battery cells, and a battery that covers at least a portion of the plurality of battery cells and the bus bar unit. It may include a cover housing.
- the control module 500 may be electrically connected to the plurality of cell module assemblies 100 and 200 .
- the control module 500 is for managing the plurality of cell module assemblies 100 and 200 and may be a battery management system (BMS).
- BMS battery management system
- control module 500 controls the operation of the plurality of cell module assemblies 100 and 200 through charging and discharging of the plurality of cell module assemblies 100 and 200, voltage and temperature sensing, and the like. can do. Meanwhile, the number of the plurality of cell module assemblies 100 and 200 may vary according to the required capacity or size of the battery pack 10 .
- the control module 500 may divide the plurality of cell module assemblies 100 and 200 into at least two groups 100 and 200 and manage them. That is, the control module 500 may divide the plurality of cell module assemblies 100 and 200 into at least two or more groups 100 and 200 and individually control each group.
- control module 500 is configured to manage the plurality of cell module assemblies 100 and 200 by dividing them into at least two groups 100 and 200, thereby forming one conventional control module. Compared to managing the entire assembly of a plurality of cell modules, an accurate control processing speed can be secured more quickly and control quality can be remarkably improved.
- the at least two or more groups 100 and 200 may include at least two or more cell module assemblies 110, 120, 130, and 140; 210, 220, 230, and 240, respectively.
- the control module 500 is configured to manage groups 100 and 200 including at least two or more cell module assemblies 110, 120, 130, 140; 210, 220, 230, 240. Due to this configuration, the manufacturing cost can be further lowered compared to a conventional structure in which each cell module assembly is managed as one control module.
- control module configured to manage groups 100 and 200 including at least two or more cell module assemblies 110, 120, 130, 140; 210, 220, 230, 240 ( 500), it is possible to secure the maximum energy density of the battery pack 10 by reducing the space occupied by the control module 500 in the entire battery pack 10 while securing the control quality of the control module 500. .
- FIG. 3 is a plan view of a battery pack according to an embodiment of the present invention
- FIG. 4 is an enlarged view of main parts of the battery pack of FIG. 3 .
- the plurality of cell module assemblies 100 and 200 may be mutually stacked in at least two rows.
- the control module 500 may individually control the cell module assemblies 100 and 200 in each row.
- control module 500 individually controls the cell module assemblies 100 and 200 arranged in the same column, so that the management efficiency of workers and the like can be further increased during later inspection or management. .
- the at least two or more groups 100 and 200 may include a first cell module group 100 and a second cell module group 200 .
- the first cell module group 100 may include a plurality of cell module assemblies 110 , 120 , 130 , and 140 arranged in a line in a predetermined direction.
- the plurality of cell module assemblies 110 , 120 , 130 , and 140 of the first cell module group 100 may be electrically connected to each other.
- the second cell module group 200 includes a plurality of cell module assemblies 210, 220, 230, and 240 that are spaced apart from the first cell module group 100 by a predetermined distance and arranged in a row in a predetermined direction.
- the plurality of cell module assemblies 210 , 220 , 230 , and 240 of the second cell module group 200 may be electrically connected to each other.
- the control module 500 may individually manage the first module group 100 and the second cell module group 200 . Specifically, the control module 500 may individually control charge/discharge, voltage and temperature sensing of the first module group 100 and the second module group 200 for each group.
- the control module 500 may be disposed between the first cell module group 100 and the second cell module group 200 . According to the arrangement of the control module 500, the connection structure between the control module 500 and each cell module group 100 and 200 can be simplified as much as possible, and each cell module group within the battery pack 10 It is possible to implement the shortest connection distance with the s (100, 200).
- FIG. 5 is a diagram for explaining a control module of a battery pack according to an embodiment of the present invention.
- control module 500 may include a first control unit 510 and a second control unit 520 .
- the first controller 510 is electrically connected to the first cell module group 100 and can control the first cell module group 100 .
- the first control unit 510 may group the plurality of cell module assemblies 110 , 120 , 130 , and 140 of the first cell module group 100 and control them as one group.
- the second controller 520 is electrically connected to the second cell module group 200 and can control the second cell module group 200 .
- the second control unit 520 may group the plurality of cell module assemblies 210 , 220 , 230 , and 240 of the second cell module group 200 and control them as one group.
- the first controller 510 and the second controller 520 are provided between the first cell module group 100 and the second cell module group 200 and may be spaced apart from each other by a predetermined distance. Specifically, the first controller 510 is disposed between the first cell module group 100 and the second cell module group 200 to face at least a portion of the first cell module group 100, , The second controller 520 may be disposed to face at least a portion of the second cell module group 200 between the first cell module group 100 and the second cell module group 200. .
- FIG. 6 is a side view of a battery pack according to an embodiment of the present invention.
- the battery pack 10 may include a connection cable unit 600 .
- connection cable unit 600 may connect the plurality of cell module assemblies 100 and 200 and the control module 500 .
- the connection cable unit 600 may guide electrical connection between the plurality of cell module assemblies 100 and 200 and the control module 500 .
- the first control unit 510 may include a control board 511 and a cable connection unit 513 .
- the control board 511 includes a printed circuit board and can manage the first cell module group 100 . Specifically, the control board 511 may control charging/discharging, voltage and temperature sensing, etc. of the plurality of cell module assemblies 110, 120, 130, and 140 of the first cell module group 100. there is.
- the cable connection part 513 is provided on the control board 511 and can be connected to the connection cable unit 600 . Specifically, the cable connector 513 may be connected to a first connection cable 610 to be described later.
- the first controller 510 may include a cable holder 515 .
- the cable holder 515 is provided on the control board 511 and holds the connection cable unit 600 so as to limit the movement of the connection cable unit 600 when the connection cable unit 600 is mounted. can be fixed Specifically, the cable holder 515 may fix a first connection cable 610 to be described later.
- the cable holder 515 is provided at the rear of the control board 511 and may be provided in a substantially hook shape into which the first connection cable 610 can be inserted.
- the shape of the cable holder 515 is not limited to such a hook shape, and may be provided in other shapes for stable fixation by limiting the flow of the first connection cable 610 to be described later.
- the second control unit 520 may include a control board 521 and a cable connection unit 523.
- the control board 521 includes a printed circuit board and can manage the second cell module group 200 . Specifically, the control board 521 may control charging/discharging, voltage and temperature sensing, etc. of the plurality of cell module assemblies 210, 220, 230, 240 of the second cell module group 200. there is.
- the cable connection part 523 is provided on the control board 521 and may be connected to the connection cable unit 600 . Specifically, the cable connector 523 may be connected to a second connection cable 620 to be described later.
- the second controller 520 may include a cable holder 525.
- the cable holder 525 is provided on the control board 521 and holds the connection cable unit 600 so as to restrict movement of the connection cable unit 600 when the connection cable unit 600 is mounted. can be fixed Specifically, the cable holder 525 may fix a second connection cable 620 to be described later.
- the cable holder 525 is provided at the rear of the control board 521 and may be provided in a substantially hook shape into which the second connection cable 620 can be inserted.
- the shape of the cable holder 525 is not limited to this hook shape, and the flow of the second connection cable 620 to be described later is restricted. Of course, it may also be possible to be provided in other shapes for stable fixation.
- the connection cable unit 600 may include a first connection cable 610 and a second connection cable 620 .
- the first connection cable 610 may connect the cell module assemblies 110 , 120 , 130 , and 140 of the first cell module group 100 and the first controller 510 .
- the first connection cable 610 may include a cable body 611 , a cell module port 613 and a control module port 615 .
- the cable body 611 may be provided with a wire cable having a predetermined length.
- the cable body 611 may be provided with a length capable of covering all edges of the cell module assemblies 110 , 120 , 130 , and 140 of the first cell module group 100 .
- the cable body 611 extends along edges of the cell module assemblies 110, 120, 130, and 140 of the first cell module group 100 (cell module assemblies of the first cell module group 100). 110, 120, 130, 140) may be disposed to at least partially surround.
- the cell module port 613 is provided on the cable body 611 and can be connected to the cell module assemblies 110 , 120 , 130 , and 140 .
- a plurality of cell module ports 613 may be provided for connection with the plurality of cell module assemblies 110 , 120 , 130 , and 140 .
- the control module port 615 is provided on the cable body 611 and may be connected to the first control unit 510 of the control module 500 . Specifically, the control module port 615 may be connected to the control board 511 of the first control unit 510 .
- the second connection cable 620 may connect the cell module assemblies 210 , 220 , 230 , and 240 of the second cell module group 200 and the second controller 520 .
- the second connection cable 620 may include a cable body 621 , a cell module port 623 and a control module port 625 .
- the cable body 621 may be provided with a wire cable having a predetermined length.
- the cable body 621 may be provided with a length capable of covering all edges of the cell module assemblies 210 , 220 , 230 , and 240 of the second cell module group 200 .
- the cable body 621 extends along the edge of the cell module assemblies 210, 220, 230, and 240 of the second cell module group 200 (cell module assemblies of the second cell module group 200) 210, 220, 230, 240) may be disposed to at least partially surround.
- the cell module port 623 is provided on the cable body 621 and may be connected to the cell module assemblies 210 , 220 , 230 , and 240 .
- a plurality of cell module ports 623 may be provided for connection with the plurality of cell module assemblies 210 , 220 , 230 , and 240 .
- the control module port 625 is provided on the cable body 621 and may be connected to the second controller 520 of the control module 500 . Specifically, the control module port 625 may be connected to the control board 521 of the second control unit 520 .
- a cable accommodating space for accommodating the first connection cable 610 and the second connection cable 620 may be formed between the first control unit 510 and the second control unit 520 .
- a part of the cable body 611 of the first connection cable 610 and a part of the cable body 621 of the second connection cable 620 may be accommodated in the cable accommodating space.
- the movement of the first connection cable 610 and the second connection cable 620 is prevented and the energy density of the entire battery pack 10 is increased by more efficiently arranging them in the battery pack 10. can be raised even higher.
- the battery pack 10 may include a pack case 700 .
- the pack case 700 may accommodate the plurality of cell module assemblies 100 and 200 , the control module 500 and the connection cable unit 600 .
- an accommodation space capable of accommodating the plurality of cell module assemblies 100 and 200, the control module 500, and the connection cable unit 600 may be provided in the pack case 700.
- the accommodating space may be a bottom space of the pack case 700 formed stepwise to a predetermined depth from the edge of the pack case 700 .
- the pack case 700 further includes a pack cover covering the plurality of cell module assemblies 100 and 200, the control module 500, and the connection cable unit 600.
- the pack case 700 may be bolted together through the pack cover and a bolting member.
- a sealing member may be provided between the edge of the pack case 700 and the edge of the pack cover.
- the sealing member is to prevent penetration of moisture or foreign matter between the pack case 700 and the pack cover, and may be provided as, for example, a sealing gasket.
- a sealing gasket may be provided with other members having high sealing performance capable of sealing between the pack case 700 and the pack cover in addition to the sealing gasket.
- the battery pack 10 may further include a cooling unit such as a heat sink for cooling the plurality of cell module assemblies 100 and 200 .
- the heat sink may be provided in an air-cooled or water-cooled type, and may be provided on an upper or lower side of the bottom of the pack case 700 .
- the heat sink may include a cooling passage through which cooling fluid flows.
- the cooling fluid may be provided with cooling water generally provided with water. It is not limited thereto, and the cooling fluid may be provided with a phase change material through evaporation of liquid, latent heat, etc., or other cooling material for cooling the battery pack 10.
- FIG. 7 is a block diagram for explaining a battery pack according to an embodiment of the present invention.
- the first control unit 510 and the second control unit 520 of the control module 500 include four cell module assemblies 110, 120, 130, 140; 210, 220, 230, 240) can be configured to manage.
- the first controller 510 controls the four cell module assemblies 110, 120, 130, and 140 of the first cell module group 100
- the second controller 520 Four cell module assemblies 210 , 220 , 230 , and 240 of the second cell module group 200 may be controlled.
- the other cell module group is individually controlled through the individual control between the groups of the control module 500.
- problems such as inoperability of the entire battery pack can be fundamentally prevented.
- one of the cell module groups 100 and 200 or one of the control units 510 and 520 When a problem occurs in the controllers 510 and 520 of the controller, the operation of the problematic cell module group or controller may be blocked, and the operation of the cell module group in a normal state may be controlled through the remaining controllers in a normal state.
- FIG. 8 is a diagram for explaining a battery pack according to another embodiment of the present invention.
- the battery pack 20 according to this embodiment is similar to the battery pack 10 of the previous embodiment, redundant description of components substantially the same as or similar to those of the previous embodiment will be omitted, and hereinafter, the previous embodiment will be described. and take a look at the differences.
- the battery pack 20 includes first to fourth cell module groups 105, 205, 305, and 405 and each of the cell module groups 105, 205, 305, and 405.
- a control module 505 for controlling may be included.
- the first cell module group 105 may include a plurality of cell module assemblies 115 , 125 , 135 , and 145 .
- the second cell module group 205 may include a plurality of cell module assemblies 215 , 225 , 235 , and 245 .
- the third cell module group 305 may include a plurality of cell module assemblies 315 , 325 , 335 , and 345 .
- the fourth cell module group 405 may include a plurality of cell module assemblies 415 , 425 , 435 , and 445 .
- the control module 505 may include first to fourth control units 530 , 540 , 550 , and 560 .
- the first controller 530 may control the plurality of cell module assemblies 115 , 125 , 135 , and 145 of the first cell module group 105 .
- the second controller 540 may control the plurality of cell module assemblies 215 , 225 , 235 , and 245 of the second cell module group 205 .
- the third controller 550 may control a plurality of cell module assemblies 315 , 325 , 335 , and 345 of the third cell module group 305 .
- the fourth controller 560 may control the plurality of cell module assemblies 415 , 425 , 435 , and 445 of the fourth cell module group 405 .
- control module 505 may individually control the four cell module groups including two or more cell module assemblies for each group according to the required capacity or size of the battery pack 20 .
- control three cell module groups or control four or more cell module groups by group through a control module it is also possible to control three cell module groups or control four or more cell module groups by group through a control module.
- An energy storage device includes one or more battery packs 10 and 20 according to the above-described embodiment of the present invention.
- the energy storage device according to an embodiment of the present invention may further include general components included in the energy storage device in addition to the battery packs 10 and 20 .
- the energy storage device may be a residential (building) energy storage device for home or office use used to store energy in a home, office, or building.
- the energy storage device may include a plurality of battery packs 10 and 20 electrically connected to each other in order to have a large energy capacity.
- the energy storage device may further include various other components of the energy storage device known at the time of filing the present invention.
- the energy storage device may be used in various places or devices such as a smart grid system or an electric charging station.
- a vehicle according to an embodiment of the present invention may include one or more battery packs 10 and 20 according to an embodiment of the present invention.
- a vehicle according to an embodiment of the present invention may further include various other components included in the vehicle in addition to the battery pack.
- a vehicle according to an embodiment of the present invention further includes a vehicle body, a motor, and a control device such as an electronic control unit (ECU) in addition to the battery packs 10 and 20 according to an embodiment of the present invention. can do.
- ECU electronice control unit
- battery packs 10 and 20 capable of increasing the control efficiency of the control module 500 for controlling the plurality of cell module assemblies 100 and 200 and energy storage including the battery packs 10 and 20 device can be provided.
- an object of the present invention is to provide battery packs 10 and 20 capable of reducing manufacturing costs so as to secure price competitiveness and an energy storage device including the battery packs 10 and 20 .
- the battery packs 10 and 20 capable of improving energy density and an energy storage device including the battery packs 10 and 20 .
Landscapes
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims (14)
- 배터리 팩에 있어서,하나 이상의 배터리 셀을 포함하는 복수 개의 셀 모듈 어셈블리들; 및상기 복수 개의 셀 모듈 어셈블리들과 전기적으로 연결되며, 상기 복수 개의 셀 모듈 어셈블리들을 적어도 둘 이상의 그룹으로 관리하는 제어 모듈을 포함하는 것을 특징으로 하는 배터리 팩.
- 제1항에 있어서,상기 적어도 둘 이상의 그룹은, 각각,적어도 둘 이상의 셀 모듈 어셈블리들을 포함하는 것을 특징으로 하는 배터리 팩.
- 제1항에 있어서,상기 복수 개의 셀 모듈 어셈블리들은,적어도 2열로 상호 적층되며,상기 제어 모듈은,각 열의 셀 모듈 어셈블리들을 개별적으로 제어하는 것을 특징으로 하는 배터리 팩.
- 제3항에 있어서,상기 적어도 둘 이상의 그룹은,소정 방향으로 일렬로 배열되는 복수 개의 셀 모듈 어셈블리들을 포함하는 제1 셀 모듈 그룹; 및상기 제1 셀 모듈 그룹과 소정 거리 이격 배치되며, 소정 방향으로 일렬로 배열되는 복수 개의 셀 모듈 어셈블리들을 포함하는 제2 셀 모듈 그룹을 포함하며,상기 제어 모듈은,상기 제1 셀 모듈 그룹과 상기 제2 셀 모듈 그룹을 개별적으로 관리하는 것을 특징으로 하는 배터리 팩.
- 제4항에 있어서,상기 제어 모듈은,상기 제1 셀 모듈 그룹과 상기 제2 셀 모듈 그룹 사이에 배치되는 것을 특징으로 하는 배터리 팩.
- 제4항에 있어서,상기 제어 모듈은,상기 제1 셀 모듈 그룹과 전기적으로 연결되며, 상기 제1 셀 모듈 그룹을 제어하는 제1 제어부; 및상기 제2 셀 모듈 그룹과 전기적으로 연결되며, 상기 제2 셀 모듈 그룹을 제어하는 제2 제어부를 포함하는 것을 특징으로 하는 배터리 팩.
- 제6항에 있어서,상기 제1 제어부와 상기 제2 제어부는,상기 제1 셀 모듈 그룹과 상기 제2 셀 모듈 그룹 사이에 구비되며, 상호 소정 거리 이격 배치되는 것을 특징으로 하는 배터리 팩.
- 제6항에 있어서,상기 배터리 팩은,상기 복수 개의 셀 모듈 어셈블리들과 상기 제어 모듈을 연결하는 연결 케이블 유닛을 포함하는 것을 특징으로 하는 배터리 팩.
- 제8항에 있어서,상기 제1 제어부와 상기 제2 제어부는, 각각,각각의 셀 모듈 그룹을 관리하기 위한 제어 보드; 및상기 제어 보드에 구비되며, 상기 연결 케이블 유닛과 연결되는 케이블 접속부를 포함하는 것을 특징으로 하는 배터리 팩.
- 제9항에 있어서,상기 제1 제어부와 상기 제2 제어부는, 각각,상기 제어 보드에 구비되며, 상기 연결 케이블 유닛을 고정하는 케이블 홀더를 포함하는 것을 특징으로 하는 배터리 팩.
- 제8항에 있어서,상기 연결 케이블 유닛은,상기 제1 셀 모듈 그룹의 셀 모듈 어셈블리들과 상기 제1 제어부를 연결하는 제1 연결 케이블; 및상기 제2 셀 모듈 그룹의 셀 모듈 어셈블리들과 상기 제2 제어부를 연결하는 제2 연결 케이블을 포함하는 것을 특징으로 하는 배터리 팩.
- 제11항에 있어서,상기 제1 제어부와 상기 제2 제어부의 사이에는,상기 제1 연결 케이블과 상기 제2 연결 케이블의 수용을 위한 케이블 수용 공간이 형성되는 것을 특징으로 하는 배터리 팩.
- 제5항에 있어서,상기 제1 제어부와 상기 제2 제어부는, 각각,네 개의 셀 모듈 어셈블리를 관리하도록 구성되는 것을 특징으로 하는 배터리 팩.
- 제1항 내지 제13항 중 어느 한 항에 따른 배터리 팩을 포함하는 것을 특징으로 하는 에너지 저장 장치.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/280,892 US20240178508A1 (en) | 2021-12-27 | 2022-12-21 | Battery pack and energy storage system including the same |
EP22916603.8A EP4336623A1 (en) | 2021-12-27 | 2022-12-21 | Battery pack and energy storage device comprising same |
AU2022426210A AU2022426210A1 (en) | 2021-12-27 | 2022-12-21 | Battery pack and energy storage device comprising same |
CN202280042480.0A CN117859233A (zh) | 2021-12-27 | 2022-12-21 | 电池组和包括所述电池组的能量存储装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20210188649 | 2021-12-27 | ||
KR10-2021-0188649 | 2021-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2023128461A1 true WO2023128461A1 (ko) | 2023-07-06 |
Family
ID=86999770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2022/021001 WO2023128461A1 (ko) | 2021-12-27 | 2022-12-21 | 배터리 팩 및 이를 포함하는 에너지 저장 장치 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20240178508A1 (ko) |
EP (1) | EP4336623A1 (ko) |
KR (1) | KR20230099654A (ko) |
CN (1) | CN117859233A (ko) |
AU (1) | AU2022426210A1 (ko) |
WO (1) | WO2023128461A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012205404A (ja) * | 2011-03-25 | 2012-10-22 | Sanyo Electric Co Ltd | 蓄電池集合体制御システム |
KR20120140031A (ko) * | 2011-06-20 | 2012-12-28 | 홍익대학교 산학협력단 | 전력 계통에서의 배터리 충방전 제어장치 및 그 방법 |
JP6271218B2 (ja) * | 2013-11-01 | 2018-01-31 | 矢崎総業株式会社 | 電池配線モジュール |
KR20180047137A (ko) * | 2016-10-31 | 2018-05-10 | 한국전력공사 | 에너지 저장 시스템 및 이를 포함하는 주파수 제어 시스템 |
KR20190018169A (ko) * | 2016-06-16 | 2019-02-21 | 블루 솔루션즈 | 전력 공급 설비의 전기화학 전지를 지능적으로 관리하기 위한 방법 및 시스템 |
-
2022
- 2022-12-21 CN CN202280042480.0A patent/CN117859233A/zh active Pending
- 2022-12-21 WO PCT/KR2022/021001 patent/WO2023128461A1/ko active Application Filing
- 2022-12-21 US US18/280,892 patent/US20240178508A1/en active Pending
- 2022-12-21 KR KR1020220181054A patent/KR20230099654A/ko active Search and Examination
- 2022-12-21 AU AU2022426210A patent/AU2022426210A1/en active Pending
- 2022-12-21 EP EP22916603.8A patent/EP4336623A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012205404A (ja) * | 2011-03-25 | 2012-10-22 | Sanyo Electric Co Ltd | 蓄電池集合体制御システム |
KR20120140031A (ko) * | 2011-06-20 | 2012-12-28 | 홍익대학교 산학협력단 | 전력 계통에서의 배터리 충방전 제어장치 및 그 방법 |
JP6271218B2 (ja) * | 2013-11-01 | 2018-01-31 | 矢崎総業株式会社 | 電池配線モジュール |
KR20190018169A (ko) * | 2016-06-16 | 2019-02-21 | 블루 솔루션즈 | 전력 공급 설비의 전기화학 전지를 지능적으로 관리하기 위한 방법 및 시스템 |
KR20180047137A (ko) * | 2016-10-31 | 2018-05-10 | 한국전력공사 | 에너지 저장 시스템 및 이를 포함하는 주파수 제어 시스템 |
Also Published As
Publication number | Publication date |
---|---|
AU2022426210A1 (en) | 2023-12-21 |
US20240178508A1 (en) | 2024-05-30 |
CN117859233A (zh) | 2024-04-09 |
EP4336623A1 (en) | 2024-03-13 |
KR20230099654A (ko) | 2023-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2018066797A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2019177275A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2021071071A1 (ko) | 배터리 팩 및 이를 포함하는 자동차 | |
WO2018169216A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2020067665A1 (ko) | 배터리 셀 조립체, 이러한 배터리 셀 조립체를 포함하는 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2018080022A1 (ko) | 차량용 배터리 팩 및 이를 포함하는 자동차 | |
WO2020075962A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 랙 및 이러한 배터리 랙을 포함하는 전력 저장 장치 | |
WO2018199521A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2021101075A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 | |
WO2021025410A1 (ko) | 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2021096034A1 (ko) | 배터리 랙 및 전력 저장 장치 | |
WO2021085911A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 랙 및 전력 저장 장치 | |
WO2022240140A1 (ko) | 진공호퍼 프리챠져용 히팅트레이 | |
WO2021125897A1 (ko) | 복수의 단위 모듈과 bms 어셈블리를 포함하는 서브 팩 및 이를 포함하는 배터리 팩 | |
WO2022019624A1 (ko) | 배터리 팩 및 이를 포함하는 자동차 | |
WO2021125476A1 (ko) | 복수의 단위 모듈과 bms 어셈블리를 포함하는 서브 팩 및 이를 포함하는 배터리 팩 | |
WO2022065995A1 (ko) | 배터리 랙, 전력 저장 장치, 및 발전 시스템 | |
WO2021025473A1 (ko) | 상부 냉각 방식 배터리 팩 | |
WO2021025470A1 (ko) | 배터리 모듈들의 기계적, 전기적 고정구조를 통합한 배터리 팩 | |
WO2020138848A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2022065996A1 (ko) | 배터리 랙, 전력 저장 장치, 및 발전 시스템 | |
WO2020054997A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 이러한 배터리 팩을 포함하는 자동차 | |
WO2021221340A1 (ko) | 전지팩 및 이를 포함하는 디바이스 | |
WO2021096231A1 (ko) | 배터리 모듈, 이러한 배터리 모듈을 포함하는 배터리 팩 및 자동차 | |
WO2021002711A1 (ko) | 배터리 팩 및 이를 포함하는 전력 저장 장치 |
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: 22916603 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 18280892 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2022426210 Country of ref document: AU Ref document number: AU2022426210 Country of ref document: AU |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2022916603 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 202280042480.0 Country of ref document: CN |
|
ENP | Entry into the national phase |
Ref document number: 2022916603 Country of ref document: EP Effective date: 20231204 |
|
ENP | Entry into the national phase |
Ref document number: 2022426210 Country of ref document: AU Date of ref document: 20221221 Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2024500385 Country of ref document: JP Kind code of ref document: A |