WO2021199593A1 - 電池モジュール - Google Patents
電池モジュール Download PDFInfo
- Publication number
- WO2021199593A1 WO2021199593A1 PCT/JP2021/001785 JP2021001785W WO2021199593A1 WO 2021199593 A1 WO2021199593 A1 WO 2021199593A1 JP 2021001785 W JP2021001785 W JP 2021001785W WO 2021199593 A1 WO2021199593 A1 WO 2021199593A1
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- WO
- WIPO (PCT)
- Prior art keywords
- battery
- support member
- stacking direction
- battery module
- batteries
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
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Classifications
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0481—Compression means other than compression means for stacks of electrodes and separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
-
- 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
- H01M50/291—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 their shape
-
- 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
-
- 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.
- a battery module in which a plurality of batteries are electrically connected is known as a power source that requires a high output voltage, for example, for a vehicle.
- the internal electrode body, the electrolytic solution, and the like deteriorate over time, and the outer shape of the swelling appears due to the precipitation and oxidation of a metal substance.
- Patent Document 1 describes a battery laminate in which a plurality of batteries are laminated and an insulating sheet is interposed between the batteries, and provided at both ends of the battery laminate in the stacking direction.
- a battery module comprising an end plate is disclosed.
- the present invention has been made in view of such circumstances, and an object of the present invention is a technique for suppressing displacement of a battery with respect to a collision load while reducing a reaction force generated in a stacking direction in a battery module. Is to provide.
- a battery module includes a battery laminate in which a plurality of batteries are laminated, an end plate provided on the outside of the battery at an end in the stacking direction of the plurality of batteries, the battery at the end, and the battery at the end.
- An end separator provided between the end plate and the first support member that supports the peripheral edge of the surface of the battery at the end that intersects the stacking direction, and the central portion of the surface. It is characterized by including an end separator having a second support member whose rigidity against deformation in the stacking direction is lower than that of the first support member.
- the present invention it is possible to suppress the displacement of the battery with respect to the collision load while reducing the reaction force generated in the stacking direction in the battery module.
- FIG. 1 is a perspective view showing the appearance of the battery module 100 according to the embodiment
- FIG. 2 is an exploded perspective view of a part of the battery module 100.
- the battery module 100 includes a rectangular parallelepiped housing 1, a battery stack 2, a separator 3, and an end separator 4.
- the battery module 100 has a first support member 41 and a second support member 42 on the end separator 4, receives an impact load from the first support member 41 to suppress the displacement of the battery 20, and the displacement caused by the swelling of the battery 20. Is absorbed by the deformation of the second support member 42, and the reaction force generated in the stacking direction is reduced.
- the housing 1 includes an end plate 11, a side plate 12, a base plate 13, a cover plate 14, and a bus bar plate 15.
- the end plates 11 are provided on the outside of the batteries 20 located at both ends of the battery stack 2 in the stacking direction of the batteries 20.
- the side plate 12 sandwiches the end plate 11 and covers the side surface of the battery laminate 2.
- the base plate 13 is configured to cover the bottom of the battery laminate 2.
- the cover plate 14 covers the upper surface of the battery laminate 2.
- the bus bar plate 15 has a plate shape and is provided between the upper surface of the battery laminate 2 and the cover plate 14 to hold the bus bar 28 described later.
- the battery laminate 2 is housed inside the housing 1.
- the battery laminate 2 is configured by laminating a plurality of batteries 20 along one direction.
- a separator 3 made of a resin material or the like is provided between the batteries.
- the separator 3 electrically insulates each battery 20 of the battery laminate 2. Since the separator 3 is incorporated into the battery laminate 2 and integrated, it may be considered that the separator 3 constitutes a part of the battery laminate 2.
- Each battery 20 is a rechargeable secondary battery such as a lithium ion battery, a nickel-hydrogen battery, or a nickel-cadmium battery. Further, each battery 20 is a so-called square battery, and has a flat rectangular parallelepiped outer can 21. A substantially rectangular opening (not shown) is provided on one surface of the outer can 21, and an electrode body, an electrolytic solution, or the like is housed in the outer can 21 through this opening. A sealing plate 21a for closing the opening of the outer can 21 is provided.
- the output terminal 22 of the positive electrode is arranged near one end in the longitudinal direction, and the output terminal 22 of the negative electrode is arranged near the other end.
- the pair of output terminals 22 are electrically connected to the positive electrode plate and the negative electrode plate constituting the electrode body, respectively.
- Each output terminal 22 is inserted into a through hole (not shown) formed in the sealing plate 21a.
- An insulating sealing member (not shown) is interposed between each output terminal 22 and each through hole.
- the sealing plate 21a is the upper surface of the battery 20, and the bottom surface of the outer can 21 facing the sealing plate 21a is the lower surface of the battery 20.
- the battery 20 has two main surfaces connecting the upper surface and the lower surface.
- This main surface is the surface having the largest area among the six surfaces of the battery 20.
- the main surface is a long side that is connected to the long sides of the upper and lower surfaces.
- the remaining two surfaces excluding the upper surface, the lower surface and the two main surfaces are the side surfaces of the battery 20.
- This side surface is a pair of short sides connected to the short sides of the upper surface and the lower surface.
- the sealing plate 21a is provided with a valve portion 24 between the pair of output terminals 22.
- the valve portion 24 is also called a safety valve, and is a mechanism for each battery 20 to eject the gas inside the battery.
- the valve portion 24 is configured to open when the internal pressure of the outer can 21 rises above a predetermined value so that the gas inside can be released.
- the valve portion 24 is composed of, for example, a thin-walled portion provided in a part of the sealing plate 21a and thinner than the other portion, and a linear groove formed on the surface of the thin-walled portion. In this configuration, when the internal pressure of the outer can 21 rises, the thin-walled portion is torn from the groove to open the valve.
- the plurality of batteries 20 are stacked at predetermined intervals so that the main surfaces of adjacent batteries 20 face each other.
- stacking means arranging a plurality of members in any one direction. Therefore, stacking the batteries 20 includes arranging a plurality of batteries 20 horizontally. In this embodiment, the batteries 20 are stacked horizontally. Each battery 20 is arranged so that the output terminals 22 face the same direction. Each battery 20 of the present embodiment is arranged so that the output terminal 22 faces upward in the vertical direction.
- FIG. 3 is a perspective view of the end separator 4 as viewed from the battery 20 side.
- the end separator 4 includes a first support member 41, a second support member 42, an elastic body 44, and a holder portion 45.
- the second support member 42 has a rectangular plate shape, intersects in the stacking direction of the battery 20, contacts the surface S (main surface) of the battery 20 on one side, and faces the end plate 11 on the other side.
- the first support member 41 is provided at the four corners of the second support member 42, has an L shape along the two side edges intersecting at each corner, and is formed so as to extend in the stacking direction of the batteries 20.
- the first support member 41 is located at a position corresponding to the peripheral edge portion of the surface S of the battery 20 when viewed from the stacking direction of the battery 20, and supports the peripheral edge portion of the surface S of the battery 20.
- the first support member 41 may be provided on side side portions other than the four corners of the second support member 42.
- the second support member 42 is connected to the first support member 41 at a peripheral edge.
- the first support member 41 may have a bent plate shape or a columnar shape as shown in FIG.
- the second support member 42 has a deformation allowable portion 43 between the peripheral portion and the central portion connected to the first support member 41.
- the deformation allowable portion 43 has a concave portion on one side and a concave portion on the other side in the stacking direction, and has an S-shaped cross section.
- the height of the deformation allowable portion 43 in the stacking direction of the battery 20 is lower than the height of the air passage forming portion 46, which will be described later, and the battery 20 comes into contact with the air passage forming portion 46. Further, a seat portion with which the battery 20 comes into contact is provided on the peripheral edge portion of the surface of the second support member 42 on the battery 20 side, which has the same height as the air passage forming portion 46.
- the elastic body 44 is provided in the central portion of the first support member 41, extends in the stacking direction of the batteries 20, and the end face contacts the end plate 11.
- the elastic body 44 is, for example, a spring, rubber, or the like.
- the holder portion 45 is provided on the bottom side side of the surface of the first support member 41 on the battery 20 side and on the side sides of both ends in the horizontal direction intersecting the stacking direction, and the battery 20 is provided inside the holder portion 45. Are fitted together.
- An air passage forming portion 46 is provided on the surface of the second support member 42 on the battery 20 side.
- the air passage forming portion 46 is composed of a plurality of strips protruding from the surface of the second support member 42 on the battery 20 side, and the air passage 47 is formed between the strips.
- FIG. 4 is a schematic diagram for explaining the displacement when an impact load is generated.
- the battery module 100 When the battery module 100 is mounted on a vehicle, for example, the battery module 100 receives an impact load due to a collision of the vehicle. When acceleration due to collision acts in the stacking direction of the batteries 20 in the battery stack 2, each battery 20 receives a collision load so as to move in one direction.
- the first support member 41 of the end separator 4 extends in the stacking direction of the batteries 20 and receives a collision load by the axial force of the first support member 41. If the first support member 41 of the end separator 4 is made of a hard resin material, the rigidity of the first support member 41 with respect to the displacement in the stacking direction becomes high, and the displacement due to the collision load of the battery 20 can be suppressed to a small value. .. Since the displacement of the battery 20 is suppressed, the amount of deformation of the bus bar 28 is small and it is difficult to break.
- FIG. 5 is a schematic diagram for explaining the generation of reaction force due to the swelling of the battery 20.
- the internal electrode body, the electrolytic solution, and the like deteriorate over time, and the bulging outer shape changes due to the precipitation and oxidation of the metallic substance.
- Each battery 20 is a square battery, has a flat rectangular parallelepiped outer can 21, and is deformed so that the main surface having the largest area among the six surfaces of the battery 20 swells.
- the separator 3 provided in the battery laminate 2 is deformed by creep to absorb a part of the displacement due to the swelling of the battery 20, so that the reaction force received by the battery 20 is reduced.
- the second support member 42 of the end separator 4 has lower rigidity with respect to displacement in the stacking direction than the first support member 41, elastically displaces in the stacking direction of the battery 20, and absorbs the displacement due to the swelling of the battery 20.
- the reaction force can be reduced.
- the deformation allowable portion 43 functions to reduce the rigidity of the second support member 42 with respect to the displacement of the batteries 20 in the stacking direction.
- the elastic body 44 of the end separator 4 gives the second support member 42 rigidity with respect to the displacement of the battery 20 in the stacking direction.
- the rigidity of the elastic body 44 can be made lower than that of the first support member 41 that receives displacement in the stacking direction by an axial force, and the rigidity of the second support member 42 is kept low. be able to. Even when the elastic body 44 is not provided, the deformation allowable portion 43 can reduce the rigidity of the second support member 42 with respect to the displacement in the stacking direction.
- the end separator 4 is provided with an air passage forming portion 46 on the side of the battery 20.
- the battery module 100 can secure an air passage 47 for air cooling of the battery 20 in a state where the battery 20 is in contact with the air passage forming portion 46.
- FIG. 6 is a schematic view for explaining the battery laminate 2 according to the modified example.
- a plate-shaped cushioning member 5 is provided between the end plate 11 and the end separator 4.
- the cushioning member 5 is made of a resin such as rubber, and cushions the impact when an impact load is applied to the battery laminate 2. Further, even when the battery 20 swells due to aged deterioration, the cushioning member 5 deforms together with the elastic body 44 in the stacking direction of the battery 20 to absorb the displacement of the battery 20 and reduce the reaction force.
- the elastic body 44 is used in the above-described embodiment, a member whose deformation due to creep is larger than that of other parts in the end separator 4 may be provided instead of the elastic body 44. Also in this case, the creep of the member can absorb the displacement due to the swelling of the battery 20 and reduce the reaction force.
- the battery module (100) can suppress the displacement of the battery with respect to the collision load while reducing the reaction force generated in the stacking direction in the battery module (100).
- the first support member (41) is formed so as to extend in the stacking direction.
- the rigidity of the first support member (41) with respect to the displacement in the stacking direction is increased, and the displacement of the battery (20) due to the collision load is suppressed to be small.
- the second support member (42) is formed in a plate shape that is in contact with the surface and is connected to the first support member (41) at the peripheral edge portion, and is formed between the peripheral edge portion and the central portion.
- the second support member (42) has an elastic body (44) formed so as to extend in the stacking direction at a central portion of the surface. Battery module (100). As a result, the battery module (100) can keep the rigidity of the second support member (42) low by the elastic body (44).
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
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- Manufacturing & Machinery (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
図1は実施形態に係る電池モジュール100の外観を示す斜視図であり、図2は電池モジュール100の一部の分解斜視図である。電池モジュール100は、直方体形状の筐体1、電池積層体2、セパレータ3およびエンドセパレータ4を備える。電池モジュール100は、エンドセパレータ4に第1支持部材41および第2支持部材42を有し、第1支持部材41によって衝撃荷重を受けて電池20の変位を抑制し、電池20の膨らみによって生じる変位を第2支持部材42の変形で吸収し、積層方向に生じる反力を低減する。
図6は、変形例に係る電池積層体2を説明するための模式図である。変形例に係る電池積層体2では、板状の緩衝部材5をエンドプレート11とエンドセパレータ4との間に設けている。緩衝部材5は、ゴム等の樹脂で形成されており、電池積層体2に衝撃荷重が加わった場合に衝撃を和らげる。また緩衝部材5は、経年劣化により電池20が膨らんだ場合にも、弾性体44とともに電池20の積層方向へ変形し、電池20の変位を吸収し、反力を低減する。
[項目1]
複数の電池(20)を積層した電池積層体(2)と、
複数の前記電池(20)の積層方向における端部の電池(20)の外側に設けられたエンドプレート(11)と、
前記端部の電池(20)と前記エンドプレート(11)との間に設けられたエンドセパレータ(4)であって、前記端部の電池(20)の前記積層方向に交差する表面の周縁部を支持する第1支持部材(41)、および前記表面の中央部を支持し、前記積層方向への変形に対する剛性が前記第1支持部材(41)よりも低い第2支持部材(42)を有するエンドセパレータ(4)と、
を備えることを特徴とする電池モジュール(100)。これにより、電池モジュール(100)は、電池モジュール(100)内で積層方向に生じる反力を低減しつつ、衝突荷重に対して電池の変位を抑制することができる。
[項目2]
前記第1支持部材(41)は、前記積層方向へ延びるように形成されていることを特徴とする項目1に記載の電池モジュール(100)。これにより、電池モジュール(100)は、積層方向への変位に対する第1支持部材(41)の剛性が高くなり、電池(20)の衝突荷重による変位が小さく抑えられる。
[項目3]
前記第2支持部材(42)は、前記表面に接触し、周縁部で前記第1支持部材(41)に接続される板状に形成されており、周縁部と中央部との間に、前記積層方向の一側へ凹となる部分および他側へ凹となる部分が形成された変形許容部(43)を有することを特徴とする項目2に記載の電池モジュール(100)。これにより、電池モジュール(100)は、電池(20)の積層方向への変位に対する第2支持部材(42)の剛性を低下させる。
[項目4]
前記第2支持部材(42)は、前記表面の中央部において前記積層方向へ延びるように形成された弾性体(44)を有することを特徴とする項目1から3のいずれか1項に記載の電池モジュール(100)。これにより、電池モジュール(100)は、弾性体(44)によって第2支持部材(42)の剛性を低く保つことができる。
Claims (4)
- 複数の電池を積層した電池積層体と、
複数の前記電池の積層方向における端部の電池の外側に設けられたエンドプレートと、
前記端部の電池と前記エンドプレートとの間に設けられたエンドセパレータであって、
前記端部の電池の前記積層方向に交差する表面の周縁部を支持する第1支持部材、および前記表面の中央部を支持し、前記積層方向への変形に対する剛性が前記第1支持部材よりも低い第2支持部材を有するエンドセパレータと、
を備えることを特徴とする電池モジュール。 - 前記第1支持部材は、前記積層方向へ延びるように形成されていることを特徴とする請求項1に記載の電池モジュール。
- 前記第2支持部材は、前記表面に接触し、周縁部で前記第1支持部材に接続される板状に形成されており、周縁部と中央部との間に、前記積層方向の一側へ凹となる部分および他側へ凹となる部分が形成された変形許容部を有することを特徴とする請求項2に記載の電池モジュール。
- 前記第2支持部材は、前記表面の中央部において前記積層方向へ延びるように形成された弾性体を有することを特徴とする請求項1から3のいずれか1項に記載の電池モジュール。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21780195.0A EP4131602A4 (en) | 2020-03-31 | 2021-01-20 | Battery module |
| US17/906,481 US12531265B2 (en) | 2020-03-31 | 2021-01-20 | Battery module |
| CN202180013164.6A CN115053390B (zh) | 2020-03-31 | 2021-01-20 | 电池组件 |
| JP2022511561A JP7668263B2 (ja) | 2020-03-31 | 2021-01-20 | 電池モジュール |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020-064244 | 2020-03-31 | ||
| JP2020064244 | 2020-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2021199593A1 true WO2021199593A1 (ja) | 2021-10-07 |
Family
ID=77927133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2021/001785 Ceased WO2021199593A1 (ja) | 2020-03-31 | 2021-01-20 | 電池モジュール |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12531265B2 (ja) |
| EP (1) | EP4131602A4 (ja) |
| JP (1) | JP7668263B2 (ja) |
| CN (1) | CN115053390B (ja) |
| WO (1) | WO2021199593A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024530486A (ja) * | 2021-08-26 | 2024-08-21 | バイエリシエ・モトーレンウエルケ・アクチエンゲゼルシヤフト | バッテリ用のバッテリセルパック及びバッテリ |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009081056A (ja) * | 2007-09-26 | 2009-04-16 | Toyota Motor Corp | 蓄電モジュール |
| WO2019142645A1 (ja) * | 2018-01-17 | 2019-07-25 | パナソニックIpマネジメント株式会社 | 蓄電装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5173167B2 (ja) * | 2006-08-25 | 2013-03-27 | トヨタ自動車株式会社 | 蓄電モジュール |
| JP2008166191A (ja) * | 2006-12-28 | 2008-07-17 | Sanyo Electric Co Ltd | 電池パック |
| JP2015133169A (ja) | 2012-04-27 | 2015-07-23 | 三洋電機株式会社 | 電源装置及びこれを備える車両並びに蓄電装置 |
| JP6073583B2 (ja) * | 2012-06-28 | 2017-02-01 | 三洋電機株式会社 | 電源装置及びこの電源装置を備える車両並びに蓄電装置 |
| US9048483B2 (en) * | 2012-07-16 | 2015-06-02 | Sanyo Electric Co., Ltd. | Power supply device, power-supply-device separator, and power supply-device-equipped vehicle and electric power storage |
| KR102308635B1 (ko) * | 2015-04-17 | 2021-10-05 | 삼성에스디아이 주식회사 | 배터리 모듈 |
| JP7576029B2 (ja) * | 2019-06-28 | 2024-10-30 | 三洋電機株式会社 | 電源装置とこの電源装置を備える電動車両及び蓄電装置 |
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2021
- 2021-01-20 CN CN202180013164.6A patent/CN115053390B/zh active Active
- 2021-01-20 US US17/906,481 patent/US12531265B2/en active Active
- 2021-01-20 JP JP2022511561A patent/JP7668263B2/ja active Active
- 2021-01-20 WO PCT/JP2021/001785 patent/WO2021199593A1/ja not_active Ceased
- 2021-01-20 EP EP21780195.0A patent/EP4131602A4/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009081056A (ja) * | 2007-09-26 | 2009-04-16 | Toyota Motor Corp | 蓄電モジュール |
| WO2019142645A1 (ja) * | 2018-01-17 | 2019-07-25 | パナソニックIpマネジメント株式会社 | 蓄電装置 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP4131602A4 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024530486A (ja) * | 2021-08-26 | 2024-08-21 | バイエリシエ・モトーレンウエルケ・アクチエンゲゼルシヤフト | バッテリ用のバッテリセルパック及びバッテリ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2021199593A1 (ja) | 2021-10-07 |
| CN115053390A (zh) | 2022-09-13 |
| US20230187683A1 (en) | 2023-06-15 |
| JP7668263B2 (ja) | 2025-04-24 |
| EP4131602A1 (en) | 2023-02-08 |
| CN115053390B (zh) | 2024-08-02 |
| EP4131602A4 (en) | 2024-04-17 |
| US12531265B2 (en) | 2026-01-20 |
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