WO2012093456A1 - 電池モジュール - Google Patents
電池モジュール Download PDFInfo
- Publication number
- WO2012093456A1 WO2012093456A1 PCT/JP2011/007228 JP2011007228W WO2012093456A1 WO 2012093456 A1 WO2012093456 A1 WO 2012093456A1 JP 2011007228 W JP2011007228 W JP 2011007228W WO 2012093456 A1 WO2012093456 A1 WO 2012093456A1
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- WO
- WIPO (PCT)
- Prior art keywords
- holder
- battery module
- unit cell
- potential
- current collector
- Prior art date
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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
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
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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
- H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
- H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
- H01M50/222—Inorganic material
- H01M50/224—Metals
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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
- H01M50/293—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 characterised by the material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/35—Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
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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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
- H01M50/529—Intercell connections through partitions, e.g. in a battery 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
- 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
- H01M50/543—Terminals
- H01M50/545—Terminals formed by the casing of the 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
- H01M50/50—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
- H01M50/579—Devices or arrangements for the interruption of current in response to shock
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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
- H01M2220/20—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
Definitions
- the present invention relates to a battery module including a plurality of unit cells.
- a battery module in which a plurality of batteries are housed in a case so that a predetermined voltage and capacity can be output is widely used as a power source for various devices and vehicles.
- a technology that can support a wide variety of uses by connecting general-purpose batteries in parallel or in series, modularizing assembled batteries that output a predetermined voltage and capacity, and combining these battery modules in various ways has begun to be adopted.
- the battery module itself can be reduced in size and weight by improving the performance of the battery accommodated in the battery module.
- a battery module has various merits, such as the freedom degree at the time of mounting in limited spaces, such as a vehicle, (for example, refer patent documents 1 grade).
- the present invention has been made in view of the above-mentioned problems, and its main object is to provide a battery module with high safety.
- the battery module has a configuration in which a potential opposite to the battery case of the unit cell is applied to the holder in which the unit cell is accommodated.
- the battery module according to the present invention is a battery module in which a plurality of batteries connected in parallel (hereinafter, a battery used in the battery module is referred to as a “unit cell”) is accommodated in a holder.
- a battery used in the battery module is referred to as a “unit cell”
- an electrode group including a positive electrode, a negative electrode, and a separator is housed in a battery case.
- the battery case has a first potential electrically connected to either the positive electrode or the negative electrode.
- the cell unit has a plurality of storage units that individually store a plurality of unit cells, and has a second potential that is opposite to the first potential, and the unit cell is insulated from the battery case and the holder It is accommodated in the accommodating part in a state.
- the battery module of the present invention since the battery case has the first potential and the holder has the second potential that is opposite to the first potential, the unit cell accommodated in the holder due to an external factor Even if an internal short circuit occurs, an external short circuit occurs between the holder outside the unit cell and the surface of the unit cell, and the charging current in the unit cell is discharged to the outside of the unit cell. For this reason, the short circuit current in the unit cell is small, the heat generation is small, and it is difficult to generate smoke. Thereby, safety can be improved.
- the battery module according to the present invention even if a short circuit occurs in the unit cell due to an external factor, the unit cell hardly generates heat and emits smoke. Therefore, safety can be improved.
- FIG. 1 is a cross-sectional view schematically showing a configuration of a unit cell of a battery module according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view schematically showing the configuration of the battery module according to one embodiment of the present invention.
- FIG. 3 is a perspective view showing the configuration of the holder of the battery module according to one embodiment of the present invention.
- FIG. 4 is a partial cross-sectional view showing an example of a method for connecting a battery module holder and a positive electrode current collector plate according to an embodiment of the present invention.
- FIG. 5 is a partial cross-sectional view showing a state where a pointed conductive material such as a nail penetrates the battery module according to the embodiment of the present invention.
- FIG. 1 is a cross-sectional view schematically showing a configuration of a unit cell of a battery module according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view schematically showing the configuration of the battery module according to one embodiment of the present
- FIG. 6A is a cross-sectional view showing a state in which a pointed conductive material such as a nail penetrates a battery module in which a potential opposite to that of the battery case is not applied to the holder
- FIG. 6B is a cross-sectional view of FIG. It is a graph which shows the magnitude
- FIG. 7A is a cross-sectional view showing a state in which a pointed conductive material such as a nail penetrates the battery module according to the embodiment of the present invention
- FIG. 8 is a partial cross-sectional view showing a configuration in which current limiting means is provided between the negative electrode terminal and the negative electrode plate of the battery module according to one embodiment of the present invention.
- FIG. 1 is a cross-sectional view schematically showing a configuration of a unit cell of a battery module according to an embodiment of the present invention.
- the unit cell 10 used in the battery module according to this embodiment includes an electrode group in which a positive electrode plate 1 and a negative electrode plate 2 each containing an active material are wound through a separator 3. 4 and a battery case 7 containing the electrode group 4 and the nonaqueous electrolyte and made of metal.
- An opening is provided in the upper part of the battery case 7, and the opening is sealed with a sealing plate 8 via a gasket 9.
- the positive electrode plate 1 is connected to a sealing plate 8 that also serves as a positive electrode terminal via a positive electrode lead 5.
- the negative electrode plate 2 is connected via a negative electrode lead 6 to the bottom of a battery case 7 that also serves as a negative electrode terminal. That is, the battery case 7 has a negative potential (first potential).
- the sealing plate 8 is formed with an open portion 8a.
- the outer surface of the unit cell 10 is configured by the battery case 7, but is not limited to the battery case 7 and is made of a material that can have a positive potential or a negative potential and is configured as an outer shell of the unit cell 10. Any form can be used.
- an insulating resin film 7 a that is thermally contracted is wound around the outer surface of the battery case 7.
- the type of the unit cell 10 is not particularly limited, and for example, a secondary battery such as a lithium ion battery or a nickel metal hydride battery can be used. Moreover, not only a cylindrical battery but a square battery etc. may be sufficient, for example.
- FIG. 2 is a cross-sectional view schematically showing the configuration of the battery module according to one embodiment of the present invention.
- FIG. 3 is a perspective view showing the configuration of the holder of the battery module according to one embodiment of the present invention.
- a plurality of unit cells 10 are arranged in the same direction with the polarities aligned in the same direction, and are accommodated in a case 60.
- the plurality of unit cells 10 are accommodated in a holder 20 as shown in FIG. 3, and each unit cell 10 is accommodated in an accommodating portion 21 formed in the holder 20.
- the insulating properties of the side surfaces of the holder 20 and the battery case 7 are maintained by the resin film 7a.
- the method of maintaining the insulation between the holder 20 and the battery case 7 is not limited to the method of winding the resin film 7 a around the battery case 7, and an insulating member is disposed between the holder 20 and the battery case 7. May be.
- the holder 20 is preferably made of a material having thermal conductivity, such as aluminum. Thereby, since the heat
- a positive current collector plate (second current collector) that electrically connects the positive electrode terminal 11.
- the negative electrode current collector plate (first plate) is electrically connected to the negative electrode terminal 12 on the negative electrode terminal (first electrode terminal) 12 side having a negative potential (first potential).
- 1 current collector plate) 40 is disposed.
- the positive electrode current collector plate 30 is provided in close contact with the unit cell 10 through a positive electrode side holder 31 made of resin or the like.
- a flat spacer 50 made of an elastic member is disposed between the holder 20 and the negative electrode current collector plate 40.
- the positive electrode current collector plate 30 is provided with an external terminal (not shown) of one pole (here positive electrode) of the battery module 100, and the negative electrode current collector plate 40 is provided outside the other electrode (here negative electrode). Terminals (not shown) are provided.
- the positive electrode current collector plate 30 is configured by a positive electrode bus bar made of a conductive flat plate.
- the negative electrode current collector plate 40 is formed of a negative electrode bus bar made of a conductive flat plate, parallel connection can be easily performed.
- the positive electrode current collecting plate 30 and the negative electrode current collecting plate 40 may be configured by, for example, a circuit board on which a wiring pattern for electrically connecting the unit cells 10 is formed.
- the case 60 is configured to form an exhaust chamber 70 that is an internal space between the case 60 and the positive electrode current collector plate 30. Further, the case 60 is formed with a discharge port 61 that allows the exhaust chamber 70 to communicate with the outside. In this way, the positive electrode current collector plate 30 is provided with a through hole into which the positive electrode terminal 11 of each unit cell 10 is inserted, and the open portion 8a and the exhaust chamber 70 are communicated with each other, whereby the unit cell 10 is discharged. The gas can be discharged from the discharge port 61 to the outside of the case 60 through the exhaust chamber 70.
- FIG. 4 is a partial cross-sectional view showing an example of a method for connecting a battery module holder and a positive electrode current collector plate according to an embodiment of the present invention.
- screw holes are formed in the end 20a of the holder and the positive electrode current collector plate 30, and the connection member is made of a conductive material so as to pass through these screw holes.
- a screw 80a is provided.
- the holder 20 is electrically connected to the positive electrode current collector plate 30 through the screw 80a and has a positive potential.
- the connection method of the holder 20 and the positive electrode current collector plate 30 is not limited to this, and any method that can electrically connect the holder 20 and the positive electrode current collector plate 30 may be used.
- a flat spacer 50 made of an elastic member is disposed between the holder 20 and the negative electrode current collector plate 40 as described above, and the holder 20 and the negative electrode current collector plate 40 are insulated from each other. It has become.
- FIG. 5 is a partial cross-sectional view showing a state where a pointed conductive material such as a nail penetrates the battery module according to the embodiment of the present invention.
- a pointed conductive material 90 such as a nail penetrates the battery module 100 according to the present embodiment.
- the conductive material 90 penetrates the holder 20, and
- a short-circuit unit cell 10a When passing through the unit cell 10 (hereinafter referred to as a short-circuit unit cell 10a) adjacent to the penetrating portion, an internal short circuit occurs between the positive electrode plate 1 and the negative electrode plate 2, and the holder 20 having a positive potential and a negative potential.
- a short circuit (external short circuit) occurs with the battery case 7 of the short-circuit cell 10a having Due to this external short circuit, the charging current in the unit cell 10 is predominantly discharged outside the unit cell 10, so that almost no heat is generated by the internal short circuit in the short unit cell 10 a, and no smoke is generated.
- FIG. 6A is a cross-sectional view showing a state in which a pointed conductive material such as a nail penetrates a battery module in which a potential opposite to that of the battery case is not applied to the holder
- FIG. 6B is a cross-sectional view of FIG. It is a graph which shows the magnitude
- FIG. 7A is a cross-sectional view showing a state in which a pointed conductive material such as a nail penetrates the battery module according to the embodiment of the present invention
- FIG. 7B shows the state of FIG.
- the holder 20 is given a potential opposite to that of the battery case 7 of each unit cell 10. Can occur (external short circuit 93). Further, since the holder 20 and the battery case 7 are made of metal, the specific resistance of the holder 20 and the battery case 7 is smaller than the specific resistance of the positive electrode plate 1 and the negative electrode plate 2 containing the active material. As a result, the current is concentrated on the holder 20 side, which is the outside of the unit cell 10 having a smaller resistance, that is, the current flows predominantly on the external short circuit 93 side rather than the internal short circuit 94 side. Heat generation can be prevented.
- the charging current in the unit cell 10 can be obtained without providing a new member. It can be dominantly discharged outside the unit cell 10. Furthermore, by using the holder 20 made of a metal having a high thermal conductivity such as an aluminum block, the heat dissipation can be increased, and the risk of smoke and combustion of the unit cell can be further reduced.
- the safety of the battery module 100 can be improved by giving the holder 20 a potential opposite to the pole on the side surface of the battery case 7.
- the configuration in which the battery case 7 of the unit cell 10 has a negative potential has been described.
- a positive potential may be applied to the battery case 7, and in this case, a negative potential is applied to the holder 20.
- a method of applying a negative potential to the holder 20 a method of electrically connecting the negative electrode current collector plate 40 and the holder 20 with a conductive screw or the like is conceivable as in the method described with reference to FIG. It is not limited to this.
- the conductive material 90 penetrates through one unit cell 10, and the holder 20 and its When a short circuit is generated by the short-circuit cell 10a, an external short circuit also occurs in other unit cells 10b other than the short-circuit cell 10a. That is, the current of the other unit cell 10b collected on the positive electrode current collector plate 30 is not output from the external terminal (not shown) on the positive electrode side of the battery module 100 and flows to the generated short circuit.
- the current from the other unit cell 10b passes through the positive electrode current collector plate 30, the holder 20, the conductive material 90, the battery case 7 of the short circuit cell 10a, and the negative electrode current collector plate 40 to each unit cell 10. It will return and short circuit.
- the conductive material 90 is left in the battery module 100, the other unit cell 10b itself is normal, but from the external terminal on the positive electrode side of the battery module 100. No current is output. For this reason, the function as the battery module 100 is not performed, and it becomes difficult to use a vehicle, a device, or the like on which the battery module 100 is mounted.
- FIG. 8 is a partial cross-sectional view showing a configuration in which current limiting means is provided between the negative electrode terminal and the negative electrode current collector plate of the battery module according to one embodiment of the present invention.
- the current of the other unit cell 10 is changed to the holder 20, the conductive material 90, and the short circuit.
- Current limiting means 91 for electrically limiting the short circuit is provided so as not to flow through the short circuit formed by the unit cell 10a.
- the current limiting unit 91 is provided between the negative electrode terminal 12 and the negative electrode current collector plate 40 of the plurality of unit cells 10 accommodated in the holder 20.
- the current limiting means 91 limits or cuts off the electrical continuity when a current of a predetermined value or more flows, and the current of the other unit cell 10b collected on the positive electrode current collector plate 30 is again supplied from the external terminal on the positive electrode side. Will be output. Therefore, even if the conductive material 90 penetrates the unit cell 10, the battery module 100 functions normally, and it is possible to use a vehicle, equipment, or the like in which the battery module 100 is mounted.
- a rectifying element such as a diode and a fuse can be used as the current limiting means 91.
- the current limiting means 91 may be provided in a place where the electrical connection between the negative electrode terminal 12 and the negative electrode current collector plate 40 can be limited or cut off, such as in the negative electrode current collector plate 40 and in the unit cell 10. May be provided.
- the current limiting unit 91 is provided on the negative electrode side, but may be provided on the positive electrode side. That is, you may provide in the place which can interrupt
- the positive electrode terminal 11 or the negative electrode terminal 12 may be electrically connected by the holder 20 without providing the positive electrode current collector plate 30 or the negative electrode current collector plate 40.
- a positive potential can be applied to the holder without providing a connection member such as the screw 80a.
- the battery module according to the present invention can improve its safety and is useful as a power source for vehicles such as automobiles and electric motorcycles, portable electronic devices or mobile communication devices.
Abstract
Description
2 負極(板)
3 セパレータ
4 電極群
5 正極リード
6 負極リード
7 電池ケース
7a 樹脂フィルム
8 封口板
8a 開放部
9 ガスケット
10 素電池
10a 短絡素電池
10b 他の素電池
11 正極端子(第2の電極端子)
12 負極端子(第1の電極端子)
20 ホルダ
20a ホルダの端部
21 収容部
30 正極集電板(第2の集電板)
31 正極側ホルダ
40 負極集電板(第1の集電板)
50 スペーサ
60 ケース
61 排出口
70 排気室
80a ネジ
90 導電性物質
91 電流制限手段
92 内部短絡
93 外部短絡
94 内部短絡
100 電池モジュール
Claims (5)
- 並列に接続された複数の素電池がホルダ内に収容された電池モジュールであって、
前記素電池は、正極、負極及びセパレータを含む電極群が電池ケースに収容されており、
前記電池ケースは、前記正極及び前記負極のいずれかと電気的に接続した第1の電位を有し、
前記ホルダは、前記複数の素電池を個々に収容する複数の収容部を有し、且つ、前記第1の電位と反対の電位である第2の電位を有し、
前記素電池は、前記電池ケースと前記ホルダとが絶縁された状態で前記収容部に収容されている電池モジュール。 - 請求項1において、
前記複数の素電池の前記第1の電位を有する第1の電極端子をそれぞれ電気的に接続する第1の集電板と、
前記複数の素電池の前記第2の電位を有する第2の電極端子をそれぞれ電気的に接続する第2の集電板とをさらに備え、
前記ホルダと前記第2の集電板とは電気的に接続されている電池モジュール。 - 請求項2において、
前記ホルダと前記第2の集電板とは、導電性材料からなる接続部材を介して接続している電池モジュール。 - 請求項1~3のいずれか1項において、
前記複数の素電池の各素電池において、少なくとも前記第1の集電板と前記第1の電極端子との間、及び前記第2の集電板と前記第2の電極端子との間のいずれか一方に所定値以上の電流が流れたときに、電流を制限する電流制限手段が設けられている電池モジュール。 - 請求項1~4のいずれか1項において、
前記電池ケースは、負の電位を有し、
前記ホルダは、正の電位を有する電池モジュール。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012520409A JPWO2012093456A1 (ja) | 2011-01-06 | 2011-12-22 | 電池モジュール |
US13/579,425 US20120308875A1 (en) | 2011-01-06 | 2011-12-22 | Battery module |
KR1020127020608A KR20140002461A (ko) | 2011-01-06 | 2011-12-22 | 전지모듈 |
EP11855088.8A EP2662911A4 (en) | 2011-01-06 | 2011-12-22 | CELL MODULE |
CN2011800086327A CN102763241A (zh) | 2011-01-06 | 2011-12-22 | 电池模块 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2011001004 | 2011-01-06 | ||
JP2011-001004 | 2011-01-20 |
Publications (1)
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WO2012093456A1 true WO2012093456A1 (ja) | 2012-07-12 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/JP2011/007228 WO2012093456A1 (ja) | 2011-01-06 | 2011-12-22 | 電池モジュール |
Country Status (6)
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US (1) | US20120308875A1 (ja) |
EP (1) | EP2662911A4 (ja) |
JP (1) | JPWO2012093456A1 (ja) |
KR (1) | KR20140002461A (ja) |
CN (1) | CN102763241A (ja) |
WO (1) | WO2012093456A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20210013722A1 (en) * | 2019-01-16 | 2021-01-14 | Lg Chem, Ltd. | Secondary battery charging method that shortens charging time |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5761164B2 (ja) * | 2012-11-30 | 2015-08-12 | トヨタ自動車株式会社 | 組電池 |
DE102013202367B4 (de) * | 2013-02-14 | 2024-04-04 | Robert Bosch Gmbh | Energiespeichermodul mit einem durch eine Folie gebildeten Modulgehäuse und mehreren jeweils in einer Aufnahmetasche des Modulgehäuses angeordneten Speicherzellen, sowie Energiespeicher und Kraftfahrzeug |
KR102210880B1 (ko) * | 2014-03-31 | 2021-02-02 | 삼성에스디아이 주식회사 | 배터리 트레이 및 이를 구비하는 배터리 적재용기 |
KR102275331B1 (ko) * | 2014-10-30 | 2021-07-12 | 삼성에스디아이 주식회사 | 이차 전지 |
JP6217987B2 (ja) * | 2015-06-15 | 2017-10-25 | トヨタ自動車株式会社 | 組電池 |
DE102019207207A1 (de) * | 2019-05-17 | 2020-11-19 | Volkswagen Aktiengesellschaft | Batteriemodul für ein Kraftfahrzeug |
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JP3742261B2 (ja) * | 1999-11-10 | 2006-02-01 | 株式会社マキタ | 電動工具用バッテリーパック |
JP2007059170A (ja) * | 2005-08-24 | 2007-03-08 | Matsushita Electric Ind Co Ltd | 電池パック |
GB2452516B (en) * | 2007-09-06 | 2009-07-22 | Energy Control Ltd | A Battery Assembly |
JP5114788B2 (ja) * | 2007-09-28 | 2013-01-09 | 三菱重工業株式会社 | リチウム二次電池 |
US9023513B2 (en) * | 2009-08-27 | 2015-05-05 | Samsung Sdi Co., Ltd. | Rechargeable secondary battery having improved safety against puncture and collapse |
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2011
- 2011-12-22 JP JP2012520409A patent/JPWO2012093456A1/ja active Pending
- 2011-12-22 KR KR1020127020608A patent/KR20140002461A/ko not_active Application Discontinuation
- 2011-12-22 CN CN2011800086327A patent/CN102763241A/zh active Pending
- 2011-12-22 EP EP11855088.8A patent/EP2662911A4/en not_active Withdrawn
- 2011-12-22 WO PCT/JP2011/007228 patent/WO2012093456A1/ja active Application Filing
- 2011-12-22 US US13/579,425 patent/US20120308875A1/en not_active Abandoned
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JPH10106521A (ja) | 1996-09-26 | 1998-04-24 | Matsushita Electric Ind Co Ltd | 蓄電池電源装置 |
JP2009193815A (ja) * | 2008-02-14 | 2009-08-27 | Sony Corp | 電池パック |
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US20210013722A1 (en) * | 2019-01-16 | 2021-01-14 | Lg Chem, Ltd. | Secondary battery charging method that shortens charging time |
US11929630B2 (en) * | 2019-01-16 | 2024-03-12 | Lg Energy Solution, Ltd. | Secondary battery charging method that shortens charging time |
Also Published As
Publication number | Publication date |
---|---|
US20120308875A1 (en) | 2012-12-06 |
EP2662911A1 (en) | 2013-11-13 |
CN102763241A (zh) | 2012-10-31 |
EP2662911A4 (en) | 2013-11-27 |
KR20140002461A (ko) | 2014-01-08 |
JPWO2012093456A1 (ja) | 2014-06-09 |
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