WO2011007533A1 - 電池モジュールとそれを用いた電池パック - Google Patents
電池モジュールとそれを用いた電池パック Download PDFInfo
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- WO2011007533A1 WO2011007533A1 PCT/JP2010/004485 JP2010004485W WO2011007533A1 WO 2011007533 A1 WO2011007533 A1 WO 2011007533A1 JP 2010004485 W JP2010004485 W JP 2010004485W WO 2011007533 A1 WO2011007533 A1 WO 2011007533A1
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- battery
- battery module
- wiring board
- electrode
- module according
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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
- 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
- H01M50/218—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
- H01M50/227—Organic 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
- H01M50/20—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
- H01M50/229—Composite material consisting of a mixture of organic and inorganic 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
- 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
- H01M50/231—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 having a layered structure
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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
- H01M50/271—Lids or covers for the racks or secondary casings
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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
- H01M50/284—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with incorporated circuit boards, e.g. printed circuit boards [PCB]
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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
- H01M50/30—Arrangements for facilitating escape of gases
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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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside 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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
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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
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/509—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing characterised by the type of connection, e.g. mixed connections
- H01M50/512—Connection only in parallel
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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 batteries, and a battery pack using the same, which does not affect other batteries even if a problem such as heat generation occurs in the batteries.
- lithium ion secondary batteries are characterized by high electromotive force and high energy density while being lightweight. For this reason, there is an increasing demand for power sources for driving various types of portable electronic devices such as mobile phones, digital cameras, video cameras, laptop computers, and mobile communication devices.
- This battery pack is configured by mounting a plurality of battery modules including one or more batteries in order to obtain a desired voltage and capacity.
- an assembled battery composed of a plurality of batteries
- a configuration is disclosed in which wiring for detecting connection between each battery and voltage or temperature is connected by a pattern wiring formed on a printed circuit board (for example, a patent). Reference 1).
- a power supply device battery pack in which a plurality of power supply modules are housed in a holder case and connected via an end plate is disclosed (for example, see Patent Document 2).
- the battery itself may generate heat and become high temperature depending on the form of use. Therefore, not only the safety of the battery itself but also the safety of the battery module in which they are assembled is more important. That is, in the battery, the internal pressure increases due to gas generated by overcharge, overdischarge, internal short circuit or external short circuit, and in some cases, the battery outer case may burst. Therefore, in general, the battery is provided with a vent mechanism for venting gas, a safety valve, and the like to release the internal gas. At this time, there are cases where smoke is emitted due to ignition of the exhausted gas, or in rare cases, ignition occurs, and there are problems in reliability and safety.
- a power supply device configured to be discharged is disclosed (for example, see Patent Document 3).
- the battery module shown in Patent Document 3 is provided with an opening on the partition wall of the case so as to face the safety valve of the battery, and the ejected gas is discharged outside without filling the battery chamber.
- a circuit board built in a resin is disclosed, there is no disclosure or suggestion of a connection method with a battery or the like. Therefore, when the surface of the battery on the side of the safety valve is connected with the connection terminal, it is unclear how to maintain the airtightness with the partition wall. In addition, it is difficult to align the safety valve of the battery and the open portion of the partition wall, and there is a problem that if the positioning is performed by the recess, a space is generated between the batteries and the size cannot be reduced. Further, since the battery and the circuit board are fixed and built in with resin, there is a problem in miniaturization of the battery module.
- the present invention solves the above-described problems, and achieves a reduction in size and thickness, and a battery module that can minimize the influence on the surrounding battery due to abnormal heat generation of the defective battery.
- the purpose is to provide a battery pack.
- a battery module of the present invention is a battery module in which a plurality of batteries are arranged and housed in a housing, and the battery generates gas generated in the battery at the battery electrode portion.
- the housing has an open portion that discharges outside, and the housing is separated from a storage portion that houses a plurality of batteries by a wiring board disposed in contact with a battery case around the electrode portion of the battery, and an open portion of the electrode portion.
- the battery is partitioned into an exhaust chamber for exhausting the exhausted gas to the outside of the housing, the battery electrode part is connected to a connection body formed on the wiring board, and the open part of the electrode part is a through hole formed in the wiring board Adopting a configuration communicating with the exhaust chamber via
- the wiring board is brought into contact with the battery case around the battery electrode part, and the open part of the electrode part is communicated with the exhaust chamber through a through hole formed in the wiring board, thereby venting the battery.
- the discharge space of the gas ejected by opening the mechanism can be limited within the through hole. Therefore, the gas discharged from the open portion of the electrode portion is discharged to the exhaust chamber through the through hole and further discharged to the outside of the housing, so that the gas can be prevented from entering the adjacent battery.
- the wiring board can significantly reduce the space required for routing power supply wiring and control wiring. As a result, it is possible to realize a battery module that is as thin and small as a battery and is highly safe and highly reliable.
- a plurality of the battery modules are connected in series and / or in parallel. With this configuration, a battery pack having an arbitrary voltage and capacity can be realized depending on the application.
- the present invention it is possible to realize a battery module and a battery pack that can be reduced in size and thickness, and can suppress the influence on the surrounding battery due to abnormal heat generation of the defective battery.
- Sectional drawing of the battery which comprises the battery module in Embodiment 1 of this invention is an exploded perspective view of a battery module according to Embodiment 1 of the present invention.
- A In the battery module of Embodiment 1 of this invention, sectional drawing explaining the mode of exhaust of the gas ejected when abnormal heat generation etc. arise in one battery in a battery module, (b) FIG.
- FIG. 6 is an exploded perspective view illustrating still another example of the housing according to Embodiment 1 of the present invention. Partial expanded sectional view explaining another example of the wiring board in Embodiment 1 of this invention Sectional drawing of the battery which comprises the battery module in Embodiment 2 of this invention.
- FIG. 11 A perspective view of a battery module according to Embodiment 2 of the present invention, (b) a cross-sectional view taken along line 11B-11B of FIG. 11 (a), and (c) an enlarged cross-sectional view of a portion 11C of FIG. 11 (b).
- the exploded perspective view of the battery module in Embodiment 2 of this invention (A) In the battery module of Embodiment 2 of this invention, sectional drawing explaining the mode of exhaust of the gas ejected when abnormal heat_generation
- FIG. 14 a) Expanded cross-sectional view of part 13B
- A A perspective view of another example of the battery module according to Embodiment 2 of the present invention, (b) a cross-sectional view taken along the line 14B-14B in FIG. 14 (a), and (c) an enlarged view of a portion 14C in FIG. 14 (b).
- Cross section A) The assembly perspective view of the battery pack in Embodiment 3 of this invention, (b) The assembly perspective view of another example of the battery pack in Embodiment 3 of this invention. The exploded perspective view explaining the battery module in other embodiments of the present invention.
- Sectional drawing explaining the shape of another battery which comprises the battery module of each embodiment of this invention (A) Cross-sectional view of the battery module in each embodiment of the present invention using the battery of FIG. 17, (b) Enlarged cross-sectional view of the portion 18B of FIG. 18 (a)
- a battery module according to the present invention is a battery module in which a plurality of batteries are arranged and housed in a housing, and the battery has an open part for discharging gas generated in the battery to the outside of the battery at the electrode part of the battery.
- the housing has a housing part for accommodating a plurality of batteries and a gas discharged from the open part of the electrode part by a wiring board disposed in contact with the battery case around the electrode part of the battery.
- the battery electrode part is connected to a connection body formed on the wiring board, and the open part of the electrode part communicates with the exhaust chamber through a through-hole formed in the wiring board. It has the structure which has.
- the wiring board is brought into contact with the battery case around the battery electrode part, and the open part of the electrode part is communicated with the exhaust chamber through a through hole formed in the wiring board, thereby venting the battery.
- the discharge space of the gas ejected by opening the mechanism can be limited within the through hole. Therefore, the gas discharged from the open portion of the electrode portion is discharged to the exhaust chamber through the through hole and further discharged to the outside of the housing, so that the gas can be prevented from entering the adjacent battery.
- the wiring board can significantly reduce the space required for routing power supply wiring and control wiring. As a result, it is possible to realize a battery module that is as thin and small as a battery and is highly safe and highly reliable.
- the electrode part of the battery is inserted into the through hole of the wiring board.
- emitted from the open part of an electrode part can be efficiently discharged
- the wiring board preferably has a laminated structure of a heat-resistant member and an elastic member, and the lower surface of the elastic member is preferably in contact with the battery case. Thereby, since a wiring board can be stuck to a battery case, the sealed state of a storage part can be raised more.
- connection body is formed on the upper surface of the wiring board, and the lower surface of the wiring board is in contact with the battery case. Therefore, the electrode part inserted in the through-hole of a wiring board can be easily connected to a connection body.
- the height of the electrode part is preferably substantially the same as the thickness of the wiring board. Thereby, the electrode part inserted in the through-hole of the wiring board can be more easily connected to the connection body.
- the size of the through hole formed in the wiring board is smaller than the size on the connection body side on the side in contact with the battery case. Therefore, the gas discharged
- the open part of the electrode part is provided on the upper surface of the electrode part, and the connecting body connected to the electrode part may have a through hole at least at a part where the open part is formed.
- connection body connected to the electrode portion is formed across a plurality of through holes formed in the wiring board. Thereby, an electrode part can be easily connected to a connection body in a through-hole.
- the open part of the electrode part is provided on the side surface of the electrode part, and it is preferable that a gap is provided between the through hole formed in the wiring board and the electrode part. Thereby, since the gas discharged from the open part of the electrode part is discharged to the exhaust chamber through the gap, it can be efficiently discharged out of the housing.
- the plurality of batteries are connected in parallel by a connection body connected to the electrode portion of each battery.
- a connection body connected to the electrode portion of each battery.
- the storage part is hermetically sealed by the wiring board. Thereby, the gas discharged from the open part of the electrode part can be reliably discharged out of the housing through the through hole and the exhaust chamber without affecting other batteries.
- the “sealed state” does not necessarily mean a completely sealed state, and includes a sealed state in which a gas that does not have an influence is returned from the exhaust chamber to the storage unit.
- the casing is preferably made of a metal material whose surface is insulated. As a result, the casing is melted by the high-temperature gas to be ejected to form a hole or the like, and ignition or the like due to the supply of oxygen from the hole can be prevented, and the gas can be reliably exhausted through the exhaust chamber.
- the housing has a housing portion and a lid, and the housing portion is provided with a partition wall portion for individually storing batteries, and the lid body is provided with a rib portion at a position facing the partition wall portion of the housing. Is preferred. Thereby, heat transfer and heat dissipation to adjacent batteries can be significantly suppressed, and the sealing between the housing part and the exhaust chamber can be further improved by securely sandwiching the wiring board between the partition wall part and the rib part.
- the casing may further include a support member for holding the wiring board between the lid and the wiring board, having a storage portion and a lid. Thereby, the airtightness of a storage part and an exhaust chamber can further be improved.
- a plurality of the battery modules are connected in series and / or in parallel. With this configuration, a battery pack having an arbitrary voltage and capacity can be realized depending on the application.
- FIG. 1 is a cross-sectional view of a battery constituting the battery module according to Embodiment 1 of the present invention.
- a battery module in which a plurality of batteries are connected in parallel will be described as an example, but the battery modules may be connected in series.
- a cylindrical battery includes, for example, a positive electrode 1 provided with an aluminum positive electrode lead 8, and a negative electrode 2 that is opposite to the positive electrode 1 and provided with a negative electrode lead 9 made of, for example, copper at one end.
- the electrode group 4 is wound through a separator 3.
- the insulating plates 10a and 10b are mounted on the upper and lower sides of the electrode group 4 and inserted into the battery case 5, the other end of the positive electrode lead 8 is used as the sealing plate 6, and the other end of the negative electrode lead 9 is used as the battery case 5. Weld to the bottom.
- a non-aqueous electrolyte (not shown) that conducts lithium ions is injected into the battery case 5, and the open end of the battery case 5 is connected to the positive electrode cap 16 that constitutes one electrode part via the gasket 7, PTC.
- the current blocking member 18 such as an element and the sealing plate 6 are caulked.
- the positive electrode 1 is comprised from the positive electrode collector 1a and the positive electrode layer 1b containing a positive electrode active material.
- the positive electrode cap 16 is provided so as to protrude from the upper surface 5A of the open end portion of the battery case 5, and an open portion 17 for removing gas generated by opening a vent mechanism 19 such as a safety valve due to a failure of the electrode group 4 is provided. It is provided on the side surface of the positive electrode cap 16.
- the amount of protrusion from the upper surface 5A of the positive electrode cap 16 is, for example, about the thickness of the wiring board described later.
- a battery provided on substantially the same surface as the upper surface 5A of the battery case 5 may be used.
- the positive electrode layer 1b includes, for example, lithium-containing composite oxide such as LiCoO 2 , LiNiO 2 , Li 2 MnO 4 , or a mixture or composite compound thereof as a positive electrode active material.
- the positive electrode layer 1b further includes a conductive agent and a binder.
- the conductive agent include natural graphite and artificial graphite graphite, acetylene black, ketjen black, channel black, furnace black, lamp black, thermal black, and other carbon blacks
- examples of the binder include PVDF. , Polytetrafluoroethylene, polyethylene, polypropylene, aramid resin, polyamide, polyimide and the like.
- the positive electrode current collector 1a used for the positive electrode aluminum (Al), carbon (C), conductive resin, or the like can be used.
- non-aqueous electrolyte an electrolyte solution in which a solute is dissolved in an organic solvent, or a so-called polymer electrolyte layer containing these and non-fluidized with a polymer can be applied.
- solute of the non-aqueous electrolyte LiPF 6 , LiBF 4 , LiClO 4 , LiAlCl 4 , LiSbF 6 , LiSCN, LiCF 3 SO 3 , LiN (CF 3 CO 2 ), LiN (CF 3 SO 2 ) 2, etc. should be used. Can do.
- ethylene carbonate (EC), propylene carbonate, butylene carbonate, vinylene carbonate, dimethyl carbonate (DMC), diethyl carbonate, ethyl methyl carbonate (EMC), etc. can be used, for example.
- the negative electrode current collector 11 of the negative electrode 2 is made of a metal foil such as stainless steel, nickel, copper, or titanium, or a thin film of carbon or conductive resin.
- the negative electrode layer 15 of the negative electrode 2 has a theoretical capacity density of 833 mAh / cm 3 for reversibly occluding and releasing lithium ions such as carbon materials such as graphite, silicon (Si), tin (Sn), and the like. More negative electrode active materials can be used.
- FIG. 2 (a) is a perspective view of the battery module according to Embodiment 1 of the present invention
- FIG. 2 (b) is a cross-sectional view taken along line 2B-2B of FIG. 2 (a)
- FIG. 2 (c) is a diagram of FIG. It is an expanded sectional view of 2C section of 2 (b).
- FIG. 3 is an exploded perspective view of the battery module according to Embodiment 1 of the present invention.
- the battery module 100 includes a housing 50 made of an insulating resin material such as polycarbonate resin and a lid body 20 fitted thereto.
- the battery unit 40 in which the positive electrode caps 16 of a plurality of batteries are arranged in the same direction inside the housing 50 is connected to the connection bodies 32 and 34 of the wiring board 30.
- a plurality of batteries configured to be electrically connected in parallel are housed. Furthermore, it is connected to the connection body 34 provided on the wiring board 30 through an extending portion 33A extending from a part of the connecting plate 33 in which the bottom portion which is one electrode portion (negative electrode side) of the battery is connected in parallel. .
- the positive electrode cap 16 protruding from the battery case 5 is inserted into a through hole 36 provided corresponding to each battery of the wiring board 30, and the connection body 32 of the wiring board 30. Connected with.
- the wiring board 30 is in contact with and closely attached to the battery case 5, and the through hole 36 has a gap 36 ⁇ / b> A so as not to block the open portion 17 provided on the side surface of the positive electrode cap 16.
- the gap 36 ⁇ / b> A forms a space in which a problem occurs in the battery and the gas ejected from the open portion 17 of the positive electrode cap 16 is discharged.
- the ejected gas further passes through a gap 36 ⁇ / b> A between the connection body 32 of the wiring board 30 and the through-hole 36, and the space in the exhaust chamber 24 of the lid body 20. Through the opening 26 communicating with the outside.
- the housing 50 has an opening end on the side fitted with the lid 20, and has a storage portion 54 for storing a plurality of batteries from the opening end side.
- the battery has, for example, an outer diameter of 18 mm and a height of 65 mm
- the height of the storage portion 54 is about 65 mm plus the thickness of the connection plate 33.
- the lid 20 includes an exhaust chamber 24 formed by the outer peripheral wall 22 and an opening 26 provided in a part of the outer peripheral wall 22.
- the wiring board 30 has a laminated structure of at least two layers of a heat resistant member 30a made of, for example, a glass-epoxy substrate or polyimide, and an elastic member 30b having, for example, rubber elasticity.
- a heat resistant member 30a made of, for example, a glass-epoxy substrate or polyimide
- an elastic member 30b having, for example, rubber elasticity.
- the wiring board 30 includes a connection body 32 connected to the positive electrode cap 16 of each battery inserted into the through hole 36 and an extending portion of the connection plate 33 that connects the other electrode (for example, the negative electrode) of each battery in parallel.
- the connection body 32 is connected to 33A, and the connection body 32 is provided across the through hole 36 so as not to completely block the through hole 36.
- the connection body 32 and the connection board 33 are comprised, for example with a nickel plate, Cu board, Al board, a lead wire, etc., and are connected with the connection body 34 formed with copper foil etc. via solder, for example. .
- the positive electrode cap 16 and the connection body 32 and the negative electrode and the connection plate 33 are connected by, for example, electric welding or spot welding.
- each battery constituting the battery module to be connected via the wiring board, so that the space required for routing power supply wiring and control wiring can be greatly reduced.
- the open part of the positive electrode cap of each battery is accommodated in the through-hole of a wiring board.
- FIG. 4A is a cross-sectional view for explaining a state of exhaust of gas ejected when abnormal heat generation or the like occurs in one battery in the battery module 100 of the present embodiment.
- FIG. 4B is an enlarged cross-sectional view of a portion 4B in FIG.
- one battery of the battery module 100 generates heat abnormally, and a vent mechanism, for example, a safety valve is activated by an increase in the gas pressure of the gas generated in the battery case.
- Gas 45 is ejected from the battery case.
- the ejected gas 45 is ejected from the opening portion 17 of the positive electrode cap 16 into the gap 36A of the through hole 36 in which the positive electrode cap 16 is inserted.
- the gas 45 does not fill the gap 36 ⁇ / b> A, and the exhaust chamber of the lid 20 is formed between the through holes 36 that are not blocked by the connection body 32 of the wiring board 30. 24 is exhausted. Then, it is finally discharged from the opening 26 provided in the lid 20 to the outside of the battery module 100.
- the amount of oxygen in the gap 36A in the through hole 36 is limited, and further, oxygen is not supplied from the outside, so that the possibility of igniting the gas becomes extremely low.
- the gas 45 is exhausted from the through hole 36 of the wiring board 30. Therefore, since no explosive expansion occurs due to gas ignition, the battery module never ruptures.
- the battery module is housed in the housing portion of the housing in a sealed state by at least the wiring substrate and the housing, and the gas ejected from the defective battery is released from the gap between the through holes of the wiring substrate.
- the battery module can be discharged outside the battery module. As a result, it is possible to realize a battery module with excellent safety that does not generate ignition or smoke due to gas ignition.
- the battery constituting the battery module can be stored in a sealed state in the housing portion of the housing by at least the wiring board and the housing, it is not necessary to store the batteries individually. As a result, the battery module can be easily downsized. Furthermore, the wiring board can significantly reduce the space required for routing power supply wiring and control wiring. As a result, it is possible to realize a battery module that is smaller, safer, and superior in reliability.
- the example which comprised the cover body 20 by insulating materials, such as polycarbonate resin was demonstrated, it is not restricted to this.
- a metal material such as aluminum or a structure in which it is coated with an insulating resin may be used.
- the mechanical strength can be improved, the lid can be made thinner, and the battery module can be further miniaturized.
- it is possible to prevent the generation of holes due to melting of the lid body by the high-temperature gas to be ejected prevent ignition due to the supply of oxygen from the holes, and reliably exhaust the gas through the exhaust chamber.
- a structure in which the wiring substrate 30 is held by the outer peripheral wall 22 of the lid 20, the housing 50, and the upper surface 5 ⁇ / b> A of each battery case 5 by fitting the housing 50 and the lid 20 is taken as an example.
- a support member 65 that supports the wiring board 30 may be interposed between the lid 20 and the wiring board 30.
- the support member 65 includes an outer peripheral frame 66 that supports at least the outer peripheral portion of the wiring board 30, and a support portion 68 provided at a position facing the contact position between the housing 50 and the upper surface 5 ⁇ / b> A of each battery case 5.
- the wiring board 30 can be reliably fixed by the upper surface 5 ⁇ / b> A of the housing 50 and each battery case 5 and the support portion 68 of the support member 65.
- the battery module is further improved in reliability and safety by suppressing the deformation of the wiring board due to the pressure of the gas to be blown out, and further suppressing the heat and gas intrusion into the battery case of the adjacent battery. Can be realized.
- a portion 28 may be provided.
- the wiring board 30 can be fixed by the upper surface 5A of the casing and each battery case 5 and the rib portion 28 of the lid 20, and the battery module can be made smaller or thinner.
- the power supply wiring such as the connection body is formed on the wiring board.
- a voltage detection wiring for detecting the voltage of each battery or a temperature detection wiring for detecting the temperature may be provided on the wiring board.
- a temperature detection element such as a thermistor is connected to the temperature detection wiring, and the temperature can be detected by bringing the temperature detection element into contact with each battery.
- the voltage and temperature of a some battery can be detected separately and controlled.
- control can be performed in consideration of variations in battery characteristics and changes with time, reliability and safety can be further improved.
- the pattern width of the voltage detection wiring and the temperature detection wiring on the wiring board can be significantly narrower than the pattern width of the power supply wiring. This is because a large current flows through the power supply wiring, so that it is necessary to reduce the power loss due to the wiring resistance, but the voltage detection wiring and the temperature detection wiring can be detected with a very small current. Therefore, since the power supply wiring, the plurality of pairs of voltage detection wirings, and the temperature detection wiring can be efficiently arranged and formed on the wiring board, the space required for wiring can be greatly reduced.
- the housing 50 may be configured by a frame body 50 ⁇ / b> A having open ends at both ends for storing a plurality of batteries, and a closing member 50 ⁇ / b> B that closes one open end.
- a frame body 50A shown in FIG. 7 a frame body 50C having a partition wall portion 52 for individually storing each battery as shown in FIG. 8 may be used.
- FIG. 10 is a cross-sectional view of the battery constituting the battery module according to Embodiment 2 of the present invention.
- the battery is configured by providing an open portion 77 on the upper surface of the positive electrode cap 16 that is an electrode portion of the battery, and is different from the battery of the first embodiment.
- the constituent elements other than the battery are the same as those in the first embodiment, and thus description thereof may be omitted.
- FIG. 11A is a perspective view of the battery module according to Embodiment 2 of the present invention
- FIG. 11B is a cross-sectional view taken along the line 11B-11B of FIG. 11A
- FIG. 11C is FIG. 11C is an enlarged sectional view of a portion 11C.
- FIG. 12 is an exploded perspective view of the battery module according to Embodiment 2 of the present invention.
- the battery module 200 includes a casing 50 made of an insulating resin material or a metal material whose surface is covered with a resin and subjected to an insulation process, and a lid that is fitted to the casing 50. 20.
- the positive caps of a plurality of batteries are arranged in the same direction in the housing portion 54 of the housing 50 and are electrically connected in parallel by the connection body 32 of the wiring board 30.
- a plurality of batteries configured as described above are accommodated. Furthermore, it is connected to the connection body 34 provided on the wiring board 30 through an extending portion 33A extending from a part of the connecting plate 33 in which the bottom portion which is one electrode portion (negative electrode side) of the battery is connected in parallel. .
- the positive electrode cap 16 protruding from the battery case 5 is inserted into a through hole 36 provided corresponding to each battery of the wiring board 30, and the connection body 32 of the wiring board 30. Connected with.
- the wiring board 30 is in contact with and closely attached to the battery case 5, and the through hole 36 has a gap 36 ⁇ / b> A between the positive electrode cap 16 and the through hole 36.
- the connection body 32 has a through hole 32a at a position corresponding to the open portion 77 so as not to block the open portion 77 formed on the upper surface of the positive electrode cap 16, and the through hole 32a causes a problem with the battery. Is generated, and the gas ejected from the opening 77 of the positive electrode cap 16 is discharged.
- the ejected gas communicates with the outside from the through hole 32a of the connection body 32 of the wiring board 30 through the exhaust chamber (not shown) of the lid body 20 as shown in FIGS. It is discharged from the opening 26.
- the wiring board 30 has a laminated structure of at least two layers of a heat-resistant member 30a made of, for example, a glass-epoxy substrate or polyimide, and an elastic member 30b having rubber elasticity, for example.
- a heat-resistant member 30a made of, for example, a glass-epoxy substrate or polyimide
- an elastic member 30b having rubber elasticity, for example.
- the elastic member 30b elastically deforms and comes into close contact with the upper surface 5A of the battery case 5 to ensure high airtightness.
- the wiring board 30 has a connection body 32 connected to the positive electrode cap 16 of each battery of the battery module inserted into the through hole 36 and a connection plate 33 that connects the other electrode (for example, negative electrode) of each battery in parallel.
- the extending portion 33A is connected to the connecting body 34, and the connecting body 32 is provided with a through hole 32a so as not to block the open portion 77 of the positive electrode cap 16.
- each battery of the battery module to be connected via the wiring board, so that the space required for routing power supply wiring and control wiring can be greatly reduced.
- the open part of the positive electrode cap of each battery directly ventilates the exhaust chamber 24 of the lid 20 through the through hole 32 a of the connection body 32. For this reason, the gas ejected from the battery in the abnormal state is not directly ejected to the wiring board 30, so that the deformation of the wiring board 30 can be significantly suppressed. As a result, even if the gas is ignited by ignition, it is possible to greatly reduce the intrusion of gas or flame into the adjacent battery case.
- FIG. 13A is a cross-sectional view for explaining the state of exhaust of gas that is ejected when abnormal heat generation or the like occurs in one battery in the battery module 200 of the present embodiment.
- FIG. 13B is an enlarged cross-sectional view of a portion 13B in FIG.
- one battery of the battery module 200 generates heat abnormally, and a vent mechanism, for example, a safety valve is activated by the increase in gas pressure of the gas generated in the battery case. Gas 45 is ejected from battery case 5.
- the jetted gas 45 is jetted from the opening 77 of the positive electrode cap 16 into the exhaust chamber 24 of the lid 20 through the through hole 32 a of the connecting body 32. Then, it is finally discharged from the opening 26 provided in the lid 20 to the outside of the battery module 200.
- the gas module 45 is exhausted from the through hole 32a of the connection body 32 of the wiring board 30. Therefore, since no explosive expansion occurs due to gas ignition, the battery module never ruptures.
- At least a plurality of batteries are housed in a housing part of the housing in a sealed state by the wiring substrate and the housing, and the gas ejected from the defective battery is from the through hole of the connection body of the wiring substrate, The gas can be discharged to the outside of the battery module through the exhaust chamber of the lid.
- the wiring board can significantly reduce the space required for routing power supply wiring and control wiring. As a result, it is possible to realize a battery module that is smaller, safer, and superior in reliability.
- the configuration in which the gap 36 ⁇ / b> A is provided between the positive electrode cap 16 and the through hole 36 of the wiring board into which the positive electrode cap 16 of the battery is inserted has been described as an example.
- a through hole having substantially the same shape as the positive electrode cap 16 may be used.
- Embodiment 3 the battery pack according to Embodiment 3 of the present invention will be described in detail with reference to FIG.
- FIG. 15 is an assembled perspective view of the battery pack according to Embodiment 3 of the present invention.
- FIG. 15A shows a battery pack 400 in which four battery modules according to the above-described embodiments are arranged side by side and connected by a connecting member 450.
- FIG. 15B shows a battery pack 500 in which two battery modules according to the above-described embodiments are juxtaposed and connected vertically by two connecting members 550.
- the battery pack is configured by connecting each battery module through the connection member in parallel connection or series connection or a combination of series connection and parallel connection.
- the present embodiment it can be easily realized by arbitrarily combining battery packs with high versatility having necessary voltages and electric capacities in consideration of the arrangement space depending on applications.
- the gas to be ejected can be exhausted to the outside without being ignited. it can.
- explosive expansion due to gas ignition does not occur, and thus a battery pack that is safe and highly reliable without any battery module bursting can be realized.
- FIG. 16 is an exploded perspective view for explaining a battery module 600 according to another embodiment of the present invention.
- the battery module 600 is different from the above embodiment in that a plurality of battery units 640 connected in parallel are two-dimensionally arranged, connected in series, and integrally stored.
- the battery module 600 comprised by connecting 11 parallel battery units 640 in 7 series is demonstrated to an example.
- the assembled battery unit 645 having a capacity of 27.5 Ah (2.5 Ah ⁇ 11) at 25.2 V (3.6 V ⁇ 7) can get.
- the battery module 600 includes a housing 660 having a storage portion 664, a plurality of 11 parallel 7-series battery units 645 stored in the storage portion 664, and a battery assembly unit 640.
- Circuit board 630 and connection plate 650 that are connected in series and parallel, and a lid 620 that fits into a housing 660 that houses them in a sealed state.
- the wiring board 630 has through holes 636 at positions corresponding to the positive electrode caps of the batteries of the assembled battery unit 645, and the assembled battery units 640 are connected in parallel so as not to completely block the through holes 636.
- a connecting body 632 is provided.
- the wiring board 630 is disposed in close contact with and in contact with the upper surface of the battery case as in the above embodiments.
- connection plate 650 connects the negative electrode portion, which is one electrode portion of each battery unit 640, in parallel, and an extension portion provided in a part of the connection plate 650 connected to the connection body 632 of the adjacent battery unit 640.
- Each battery unit 640 is connected in series by connecting to the connection portion 635 of the wiring board 630 via 650A.
- the lid 620 is provided with an opening (not shown) for discharging the gas to be ejected to the outside through an exhaust chamber (not shown).
- the opening may be provided individually corresponding to each battery unit 640 or may be provided integrally.
- the positive electrode cap 16 which is an electrode portion has been described as an example of the battery shape protruding from the upper surface 5A of the battery case 5, but is not limited thereto.
- the battery module may be configured by a battery in which the positive electrode cap 16 is provided on substantially the same surface as the upper surface 5 ⁇ / b> A of the battery case 5.
- FIG. 17 is a cross-sectional view for explaining the shape of another battery constituting the battery module of each embodiment of the present invention.
- FIG. 18A is a cross-sectional view of the battery module in each embodiment of the present invention using the battery of FIG. 17, and
- FIG. 18B is an enlarged cross-sectional view of a portion 18B in FIG.
- the positive electrode cap 16 provided on substantially the same surface as the upper surface 5 ⁇ / b> A of the battery case 5 and the wiring substrate 30 provided with the through hole 36 at a position corresponding to the positive electrode cap 16 are projected downward. It differs from each said embodiment by the point connected with the connection body 32 which has the shape of the shape part 32C. Since it is the same as that of another structure and each embodiment, description is abbreviate
- a thin and small battery module 300 can be realized regardless of the positional relationship of the positive electrode cap of the battery electrode portion. Needless to say, another example described in each embodiment can be applied.
- the charging / discharging of the battery module and the control circuit for detecting and controlling the temperature or voltage are not particularly explained or illustrated, but the control circuit is provided outside or inside the battery module. Needless to say, it may be provided.
- a cylindrical battery is described as an example of the battery module, but the present invention is not limited to this.
- a square battery may be used.
- the present invention is useful as a battery module or a battery pack that requires a high capacity and a high voltage such as an automobile, a bicycle, and an electric tool, particularly a hybrid car and an electric car, and that requires high reliability and safety. .
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- Chemical & Material Sciences (AREA)
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- Gas Exhaust Devices For Batteries (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
Description
(実施の形態1)
図1は、本発明の実施の形態1における電池モジュールを構成する電池の断面図である。なお、以下では、複数の電池を並列に接続した電池モジュールを例に説明するが、電池モジュールとして、直列接続でもよい。
(実施の形態2)
図10は、本発明の実施の形態2における電池モジュールを構成する電池の断面図である。
(実施の形態3)
以下、本発明の実施の形態3における電池パックについて、図15を用いて詳細に説明する。
(他の実施の形態)
以下に、本発明の電池モジュールにおける他の実施の形態について、図16を用いて説明する。
1a 正極集電体
1b 正極層
2 負極
3 セパレータ
4 電極群
5 電池ケース
5A 上面
6 封口板
7 ガスケット
8 正極リード
9 負極リード
10a,10b 絶縁板
11 負極集電体
15 負極層
16 正極キャップ(電極部)
17,77 開放部
18 電流遮断部材
19 ベント機構
20,620 蓋体
22 外周壁
24 排気室
26 開口部
28 リブ部
28A 開口穴
30,630 配線基板
30a 耐熱性部材
30b 弾性部材
32,34,632 接続体
32a 貫通穴
32C 凸状部
33,650 接続板
33A,650A 延伸部
36,636 貫通孔
36A 隙間
40,640 電池ユニット
45 ガス
50,660 筐体
50A,50C 枠体
50B 閉塞部材
52 隔壁部
54,664 収納部
65 支持部材
66 外周枠
68 支持部
100,200,300,600 電池モジュール
400,500 電池パック
450,550 接続部材
635 接続部
645 集合電池ユニット
Claims (17)
- 複数の電池が配列されて筐体内に収納された電池モジュールであって、
前記電池は、該電池の電極部に、前記電池内で発生したガスを電池外に排出する開放部を有しており、
前記筐体は、前記電池の電極部周囲の電池ケースに当接して配設された配線基板によって、前記複数の電池を収容する収納部と、前記電極部の開放部から排出されるガスを前記筐体外に排気する排気室とに区画されており、
前記電池の電極部は、前記配線基板に形成された接続体に接続されており、
前記電極部の開放部は、前記配線基板に形成された貫通孔を介して、前記排気室に連通している、電池モジュール。 - 前記電池の電極部は、前記配線基板の貫通孔に挿入されている、請求項1に記載の電池モジュール。
- 前記配線基板は、耐熱性部材と弾性部材との積層構造を有し、該弾性部材の下面は、前記電池ケースに当接している、請求項2に記載の電池モジュール。
- 前記接続体は前記配線基板の上面に形成されており、前記配線基板の下面は、前記電池ケースに当接している、請求項2に記載の電池モジュール。
- 前記電極部の高さは、前記配線基板の厚みと略同一である、請求項4に記載の電池モジュール。
- 前記配線基板に形成された前記貫通孔は、前記電池ケースと当接する側の大きさが、前記接続体側の大きさより小さい、請求項4に記載の電池モジュール。
- 前記電極部の開放部は、該電極部の上面に設けられており、
前記電極部に接続された前記接続体は、少なくとも前記開放部が形成された部位において貫通穴が形成されている、請求項2に記載の電池モジュール。 - 前記電極部の開放部から排出されるガスは、前記貫通穴を介して前記排気室に排出される、請求項7に記載の電池モジュール。
- 前記電極部に接続された前記接続体は、前記配線基板に形成された複数の貫通孔を跨いで形成されている、請求項2に記載の電池モジュール。
- 前記電極部の開放部は、該電極部の側面に設けられており、
前記配線基板に形成された貫通孔と前記電極部との間に、隙間が設けられている、請求項2に記載の電池モジュール。 - 前記電極部の開放部から排出されるガスは、前記隙間を介して前記排気室に排出される、請求項10に記載の電池モジュール。
- 前記複数の電池は、各電池の電極部に接続された前記接続体によって並列接続されている、請求項2に記載の電池モジュール。
- 前記収納部は、前記配線基板によって、密閉状態になっている、請求項2に記載の電池モジュール。
- 前記筐体は、表面に絶縁加工を施した金属材料からなることを特徴とする請求項1に記載の電池モジュール。
- 前記筐体は、収納部と蓋体を有し、
前記収納部に、前記電池を個別に収納する隔壁部を設け、
前記蓋体に、前記筐体の前記隔壁部と対向する位置にリブ部を設けることを特徴とする請求項1に記載の電池モジュール。 - 前記筐体は、収納部と蓋体を有し、
前記蓋体と前記配線基板との間に、前記配線基板を保持する支持部材を、さらに備えることを特徴とする請求項1に記載の電池モジュール。 - 請求項1~請求項16のいずれか1項に記載の電池モジュールが複数個配列された電池パックであって、各電池モジュールは、直列接続および/または並列接続されている、電池パック。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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US13/127,897 US8399112B2 (en) | 2009-07-17 | 2010-07-09 | Battery module and battery pack using the same |
KR1020117009651A KR101202542B1 (ko) | 2009-07-17 | 2010-07-09 | 전지 모듈과 이를 이용한 전지 팩 |
EP10799597.9A EP2352186B1 (en) | 2009-07-17 | 2010-07-09 | Battery module and battery pack using the same |
CN2010800031245A CN102203981B (zh) | 2009-07-17 | 2010-07-09 | 电池模组和使用它的电池组 |
JP2010550963A JP4749513B2 (ja) | 2009-07-17 | 2010-07-09 | 電池モジュールとそれを用いた電池パック |
Applications Claiming Priority (2)
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JP2009-168516 | 2009-07-17 | ||
JP2009168516 | 2009-07-17 |
Publications (1)
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WO2011007533A1 true WO2011007533A1 (ja) | 2011-01-20 |
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PCT/JP2010/004485 WO2011007533A1 (ja) | 2009-07-17 | 2010-07-09 | 電池モジュールとそれを用いた電池パック |
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Country | Link |
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US (1) | US8399112B2 (ja) |
EP (1) | EP2352186B1 (ja) |
JP (1) | JP4749513B2 (ja) |
KR (1) | KR101202542B1 (ja) |
CN (1) | CN102203981B (ja) |
WO (1) | WO2011007533A1 (ja) |
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WO2012101728A1 (ja) * | 2011-01-25 | 2012-08-02 | パナソニック株式会社 | 電池モジュール及びそれに用いる組電池 |
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Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8456130B2 (en) * | 2005-11-18 | 2013-06-04 | Moto Boost International, Llc | Method and apparatus for utilizing recycled batteries to surface charge an automobile battery |
JP5466906B2 (ja) * | 2009-09-18 | 2014-04-09 | パナソニック株式会社 | 電池モジュール |
WO2012131809A1 (ja) * | 2011-03-29 | 2012-10-04 | 三洋電機株式会社 | バッテリモジュール、バッテリシステム、電動車両、移動体、電力貯蔵装置、電源装置および電気機器 |
JP6160898B2 (ja) * | 2012-01-24 | 2017-07-12 | 株式会社Gsユアサ | 蓄電装置 |
JP5938825B2 (ja) * | 2012-03-27 | 2016-06-22 | オプテックス株式会社 | 電池駆動の物体検出装置における逆接防止構造 |
US9310277B2 (en) * | 2012-07-06 | 2016-04-12 | Ta-Min Peng | Tire temperature and tire pressure wireless sensing device |
FR2998715A1 (fr) * | 2012-11-27 | 2014-05-30 | IFP Energies Nouvelles | Batterie electrique modulaire, notamment pour vehicules automobiles, en particulier de type hybride ou electrique |
CN103337599B (zh) * | 2013-01-31 | 2015-06-17 | 湖北追日电气股份有限公司 | 多功能电池罩及其动力电池包 |
WO2014125806A1 (ja) * | 2013-02-14 | 2014-08-21 | 三洋電機株式会社 | 電池ブロック |
KR101678532B1 (ko) | 2013-02-21 | 2016-11-22 | 삼성에스디아이 주식회사 | 배터리 모듈 |
DE102013213776A1 (de) * | 2013-07-15 | 2015-01-15 | Robert Bosch Gmbh | Verfahren zur Herstellung einer Anbindung einer Entgasungseinrichtung an wenigstens eine Batteriezelle und Batteriesystem |
US9947908B2 (en) | 2013-07-25 | 2018-04-17 | Johnson Controls Technology Company | Vent housing for advanced batteries |
US10347894B2 (en) * | 2017-01-20 | 2019-07-09 | Tesla, Inc. | Energy storage system |
DE102014201484A1 (de) | 2014-01-28 | 2015-07-30 | Robert Bosch Gmbh | Batteriesystem mit einer Mehrzahl von Batteriezellen und einem Batteriemanagementsystem |
JP6046662B2 (ja) * | 2014-05-30 | 2016-12-21 | トヨタ自動車株式会社 | 組電池 |
DE102014211836A1 (de) * | 2014-06-20 | 2015-12-24 | Robert Bosch Gmbh | Batteriezelle mit standardisiertem Gehäuse |
CN105529416B (zh) * | 2014-09-30 | 2018-08-14 | 比亚迪股份有限公司 | 电池容纳组件和具有其的电池模组 |
US9991501B2 (en) | 2015-01-05 | 2018-06-05 | Johnson Controls Technology Company | Vent shield for a battery module |
KR20160089133A (ko) * | 2015-01-19 | 2016-07-27 | 삼성에스디아이 주식회사 | 배터리 모듈 |
US10897065B2 (en) * | 2015-04-14 | 2021-01-19 | Ford Global Technologies, Llc | Electrified vehicle array plate that houses at least one electronic module |
KR102331063B1 (ko) * | 2015-04-28 | 2021-11-25 | 삼성에스디아이 주식회사 | 배터리 모듈 |
JP6404473B2 (ja) * | 2015-06-16 | 2018-10-10 | 日立オートモティブシステムズ株式会社 | 組電池 |
KR102080291B1 (ko) * | 2015-07-27 | 2020-02-21 | 주식회사 엘지화학 | 방열 보조부가 형성되어 있는 팩 케이스를 포함하고 있는 전지팩 |
US10479223B2 (en) | 2018-01-25 | 2019-11-19 | H55 Sa | Construction and operation of electric or hybrid aircraft |
US11065979B1 (en) | 2017-04-05 | 2021-07-20 | H55 Sa | Aircraft monitoring system and method for electric or hybrid aircrafts |
US11148819B2 (en) | 2019-01-23 | 2021-10-19 | H55 Sa | Battery module for electrically-driven aircraft |
US11063323B2 (en) | 2019-01-23 | 2021-07-13 | H55 Sa | Battery module for electrically-driven aircraft |
CN110875443B (zh) * | 2018-08-31 | 2021-06-08 | 宁德时代新能源科技股份有限公司 | 防护组件、封盖以及箱体 |
US11527792B2 (en) | 2019-03-14 | 2022-12-13 | Generac Power Systems, Inc. | Battery module thermal management |
WO2020208527A1 (en) | 2019-04-08 | 2020-10-15 | H55 Sa | Power supply storage and fire management in electrically-driven aircraft |
EP4084025A4 (en) * | 2019-12-27 | 2023-06-21 | Panasonic Intellectual Property Management Co., Ltd. | ELECTRICAL STORAGE MODULE |
US20210288379A1 (en) * | 2020-03-15 | 2021-09-16 | Lithos Energy, Inc. | High density battery module with thermal isolation |
US20210288374A1 (en) * | 2020-03-16 | 2021-09-16 | Volvo Car Corporation | Cover for a battery module |
CN113839148B (zh) * | 2020-06-05 | 2023-09-12 | 欣旺达电动汽车电池有限公司 | 电池模组及其汇流排焊接方法 |
GB2598350A (en) * | 2020-08-27 | 2022-03-02 | Jaguar Land Rover Ltd | Battery module |
KR20230105395A (ko) * | 2022-01-04 | 2023-07-11 | 주식회사 엘지에너지솔루션 | 연쇄 발화 방지용 배터리 모듈 및 이의 제조 방법 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000208118A (ja) | 1999-01-13 | 2000-07-28 | Hitachi Ltd | 非水電解液二次電池からなる組電池 |
JP2000223166A (ja) | 1999-01-29 | 2000-08-11 | Sanyo Electric Co Ltd | 電源装置 |
JP2001256949A (ja) * | 2000-03-10 | 2001-09-21 | Toshiba Battery Co Ltd | 電池モジュール |
JP2002134078A (ja) * | 2000-10-26 | 2002-05-10 | Toyota Motor Corp | 集合電池パック |
JP2003162993A (ja) * | 2001-11-27 | 2003-06-06 | Matsushita Electric Ind Co Ltd | 電池間接続構造および電池モジュール並びに電池パック |
JP2007027011A (ja) | 2005-07-20 | 2007-02-01 | Sanyo Electric Co Ltd | 電源装置 |
JP2008117756A (ja) * | 2006-10-13 | 2008-05-22 | Matsushita Electric Ind Co Ltd | 電池パック、及び電池搭載機器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19810746B4 (de) * | 1998-03-12 | 2008-10-16 | Varta Automotive Systems Gmbh | Platine mit einer Schaltung zur Überwachung einer mehrzelligen Akkumulatorenbatterie |
JP4904614B2 (ja) * | 2000-06-22 | 2012-03-28 | パナソニック株式会社 | 電池パックおよびその製造方法 |
KR100612305B1 (ko) * | 2004-06-25 | 2006-08-11 | 삼성에스디아이 주식회사 | 전지 모듈 |
DE102005021421B3 (de) * | 2005-05-10 | 2006-11-16 | Vb Autobatterie Gmbh & Co. Kgaa | Akkumulator |
CN101361208B (zh) * | 2006-01-03 | 2012-02-22 | 约翰逊控制技术公司 | 电池*** |
EP2077592A4 (en) * | 2006-10-13 | 2010-10-06 | Panasonic Corp | BATTERY PACK AND BATTERY BREAKER |
JP5231026B2 (ja) * | 2008-01-10 | 2013-07-10 | 日立ビークルエナジー株式会社 | 電池モジュール |
WO2009154855A2 (en) * | 2008-04-14 | 2009-12-23 | A123 Systms, Inc. | Flexible voltage nested battery module design |
JP5340676B2 (ja) * | 2008-08-29 | 2013-11-13 | 三洋電機株式会社 | バッテリシステム |
EP2324521A4 (en) * | 2008-09-09 | 2013-10-23 | Johnson Controls Saft Advanced | WASHER INTERCONNECTION ASSEMBLY FOR BATTERY MODULE |
JP5331450B2 (ja) * | 2008-11-07 | 2013-10-30 | 株式会社日立製作所 | 蓄電モジュール、蓄電装置、電動機駆動システムおよび車両 |
US20110274951A1 (en) * | 2009-02-24 | 2011-11-10 | Shunsuke Yasui | Battery module and battery module assembly using same |
US20120034507A1 (en) * | 2009-04-28 | 2012-02-09 | Hitachi Vehicle Energy, Ltd. | Electricity Storage Module and Electricity Storage Device Equipped Therewith |
US8062785B2 (en) * | 2009-07-17 | 2011-11-22 | Panasonic Corporation | Battery module and battery pack using the same |
-
2010
- 2010-07-09 EP EP10799597.9A patent/EP2352186B1/en active Active
- 2010-07-09 WO PCT/JP2010/004485 patent/WO2011007533A1/ja active Application Filing
- 2010-07-09 US US13/127,897 patent/US8399112B2/en active Active
- 2010-07-09 JP JP2010550963A patent/JP4749513B2/ja active Active
- 2010-07-09 CN CN2010800031245A patent/CN102203981B/zh active Active
- 2010-07-09 KR KR1020117009651A patent/KR101202542B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000208118A (ja) | 1999-01-13 | 2000-07-28 | Hitachi Ltd | 非水電解液二次電池からなる組電池 |
JP2000223166A (ja) | 1999-01-29 | 2000-08-11 | Sanyo Electric Co Ltd | 電源装置 |
JP2001256949A (ja) * | 2000-03-10 | 2001-09-21 | Toshiba Battery Co Ltd | 電池モジュール |
JP2002134078A (ja) * | 2000-10-26 | 2002-05-10 | Toyota Motor Corp | 集合電池パック |
JP2003162993A (ja) * | 2001-11-27 | 2003-06-06 | Matsushita Electric Ind Co Ltd | 電池間接続構造および電池モジュール並びに電池パック |
JP2007027011A (ja) | 2005-07-20 | 2007-02-01 | Sanyo Electric Co Ltd | 電源装置 |
JP2008117756A (ja) * | 2006-10-13 | 2008-05-22 | Matsushita Electric Ind Co Ltd | 電池パック、及び電池搭載機器 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2352186A4 |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012001858A1 (ja) * | 2010-06-30 | 2012-01-05 | パナソニック株式会社 | 電池モジュール |
WO2012101728A1 (ja) * | 2011-01-25 | 2012-08-02 | パナソニック株式会社 | 電池モジュール及びそれに用いる組電池 |
CN102792483A (zh) * | 2011-01-25 | 2012-11-21 | 松下电器产业株式会社 | 电池模组及用于该电池模组的组电池 |
WO2012133710A1 (ja) * | 2011-03-31 | 2012-10-04 | 三洋電機株式会社 | 電源装置及びこれを備える車両 |
WO2013018305A1 (ja) * | 2011-07-29 | 2013-02-07 | パナソニック株式会社 | 電池ブロック |
JP2013191493A (ja) * | 2012-03-15 | 2013-09-26 | Toshiba Corp | 二次電池装置 |
JPWO2014038184A1 (ja) * | 2012-09-05 | 2016-08-08 | パナソニックIpマネジメント株式会社 | 電池モジュール |
WO2014119287A1 (ja) * | 2013-01-29 | 2014-08-07 | 三洋電機株式会社 | 電池ブロック、電池モジュール及び電池ブロック用ホルダ |
JP2017091824A (ja) * | 2015-11-11 | 2017-05-25 | トヨタ自動車株式会社 | 電池ユニット |
JP2017174792A (ja) * | 2016-03-25 | 2017-09-28 | 行競科技股▲フン▼有限公司 | 電池モジュール |
CN112913072A (zh) * | 2018-10-15 | 2021-06-04 | 韦巴斯托股份公司 | 具有火花捕集器的电池壳体 |
CN112913072B (zh) * | 2018-10-15 | 2024-03-22 | 韦巴斯托股份公司 | 具有火花捕集器的电池壳体 |
JP2020181740A (ja) * | 2019-04-25 | 2020-11-05 | パナソニックIpマネジメント株式会社 | 電動工具用の電池パック、電動工具 |
JP7285446B2 (ja) | 2019-04-25 | 2023-06-02 | パナソニックIpマネジメント株式会社 | 電動工具用の電池パック、電動工具 |
JP7423275B2 (ja) | 2019-11-26 | 2024-01-29 | パナソニックエナジー株式会社 | 電池パック |
Also Published As
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US20110212348A1 (en) | 2011-09-01 |
JPWO2011007533A1 (ja) | 2012-12-20 |
JP4749513B2 (ja) | 2011-08-17 |
EP2352186A1 (en) | 2011-08-03 |
KR101202542B1 (ko) | 2012-11-20 |
US8399112B2 (en) | 2013-03-19 |
EP2352186B1 (en) | 2014-11-05 |
KR20110060960A (ko) | 2011-06-08 |
CN102203981B (zh) | 2013-08-14 |
CN102203981A (zh) | 2011-09-28 |
EP2352186A4 (en) | 2012-07-25 |
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