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    Energy storage unit
    11.
    发明授权
    Energy storage unit 有权

    公开(公告)号：US09905822B2

    公开(公告)日：2018-02-27

    申请号：US14094202

    申请日：2013-12-02

    Applicant: GS Yuasa International Ltd.

    Inventor： Sumio Mori ,  Tomonori Kako ,  Akihiko Miyazaki ,  Kenta Nakai

    IPC: H01M2/10 ,  H01M2/20 ,  H01M2/30

    CPC classification number: H01M2/1077 ,  H01M2/1094 ,  H01M2/206 ,  H01M2/305 ,  H01M2220/20

    Abstract: An energy storage unit having plural energy storage devices, each of which includes a container housing an electrode assembly and positive and negative electrode terminals electrically connected to the electrode assembly and extending from the container in the same direction, includes: a bus bar electrically connecting a first terminal, which is one of the positive electrode terminal and the negative electrode terminal of a first energy storage device included in the plural energy storage devices, and a second terminal, which is one of the positive electrode terminal and the negative electrode terminal of a second energy storage device included in the plural energy storage devices and opposite in polarity to the first terminal; a packing member interposed between the first terminal and the container of the first energy storage device; and an insulating member interposed between the bus bar and the container of the first energy storage device.

    Electric storage device and electric storage apparatus
    12.
    发明授权
    Electric storage device and electric storage apparatus 有权
    蓄电装置及蓄电装置

    公开(公告)号：US09397364B2

    公开(公告)日：2016-07-19

    申请号：US14503657

    申请日：2014-10-01

    Applicant: GS Yuasa International Ltd.

    Inventor： Akihiko Miyazaki ,  Sumio Mori ,  Tomonori Kako ,  Kenta Nakai

    IPC: H01M10/04 ,  H01M2/02 ,  H01M2/18

    CPC classification number: H01M10/0431 ,  H01M2/02 ,  H01M2/0202 ,  H01M2/0217 ,  H01M2/0237 ,  H01M2/0277 ,  H01M2/18

    Abstract: An electric storage device includes: an electrode assembly in which electrodes are wound such that paired curved portions and a straight portion connecting the paired curved portions are formed; a case which houses the electrode assembly, the case comprising a convex part protruding toward the straight portion of the electrode assembly to support the straight portion; and a support portion which supports the curved portion toward an inside of the electrode assembly.

    Abstract translation: 一种蓄电装置，其特征在于，包括：电极组合体，其中形成电极，使得成对的弯曲部分和连接所述成对弯曲部分的直线部分形成; 容纳电极组件的壳体，所述壳体包括朝向所述电极组件的直线部分突出以支撑所述直线部分的凸部; 以及支撑部分，其将弯曲部分朝向电极组件的内部支撑。

    ENERGY STORAGE DEVICE AND ENERGY STORAGE MODULE
    14.
    发明申请
    ENERGY STORAGE DEVICE AND ENERGY STORAGE MODULE 审中-公开
    能源储存装置和能源储存模块

    公开(公告)号：US20140377629A1

    公开(公告)日：2014-12-25

    申请号：US14306068

    申请日：2014-06-16

    Applicant: GS Yuasa International Ltd.

    Inventor： Akihiko MIYAZAKI ,  Sumio Mori ,  Tomonori Kako ,  Kenta Nakai

    IPC: H01M2/02 ,  H01M2/16

    CPC classification number: H01M2/1686 ,  H01M2/1646 ,  H01M2/1673 ,  H01M4/66 ,  H01M10/4235 ,  H01M2004/021

    Abstract: In the state where a positive electrode and a separator are held in a case, the value of the ratio of the tensile elongation in a first direction of the separator to the tensile elongation in the first direction of a positive electrode substrate is from 4 to 68. In the same state, the value of the ratio of the tensile elongation in a second direction of the separator to the tensile elongation in the second direction of the positive electrode substrate is from 4 to 68. The value of the ratio of the thickness of a heat-resistant layer to the thickness of the positive electrode substrate is from 0.25 to 0.70. The proportion by mass of heat-resistant particles contained in the heat-resistant layer is from 30 to 99% by mass of the heat-resistant layer.

    Abstract translation: 在将正极和隔板保持在壳体中的状态下，隔板的第一方向的拉伸伸长率与正极基板的第一方向的拉伸伸长率之比为4〜68 在相同的状态下，隔板的第二方向的拉伸伸长率与正极基板的第二方向的拉伸伸长率的比值为4〜68。 对于正极基板的厚度的耐热层为0.25〜0.70。 耐热层中所含的耐热粒子的质量比例为耐热层的30〜99质量％。

    ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE APPARATUS
    15.
    发明申请
    ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE APPARATUS 有权
    电力存储装置和电储存装置

    公开(公告)号：US20140295220A1

    公开(公告)日：2014-10-02

    申请号：US14227394

    申请日：2014-03-27

    Applicant: GS Yuasa International Ltd.

    Inventor： Sumio Mori ,  Tomonori Kako ,  Akihiko Miyazaki ,  Kenta Nakai

    IPC: H01M2/12 ,  H01M2/10 ,  H01M2/04

    CPC classification number: H01M2/12 ,  H01G9/12 ,  H01G11/18 ,  H01M2/024 ,  H01M2/0478 ,  H01M2/1077 ,  H01M2/263 ,  H01M2/305 ,  H01M10/613 ,  H01M10/625 ,  H01M10/647 ,  H01M10/6557 ,  Y02E60/13

    Abstract: An electric storage device is provided with an electrode assembly including a positive electrode plate and a negative electrode plate; a case for housing the electrode assembly; a positive-electrode external terminal arranged on an outer surface of the case and electrically connected to the positive electrode plate; a negative-electrode external terminal arranged on an outer surface of the case and electrically connected to the negative electrode plate; and a gas exhaust valve formed in a region of the case on the opposite side of a region where the positive-electrode external terminal and the negative-electrode external terminal are arranged.

    Abstract translation: 蓄电装置设置有包括正极板和负极板的电极组件; 用于容纳电极组件的壳体; 正极外部端子，布置在壳体的外表面上并电连接到正极板; 负极外部端子，其布置在所述壳体的外表面上并电连接到所述负极板; 以及形成在壳体的与配置有正极外部端子和负极外部端子的区域的相对侧的区域中的排气阀。

    ENERGY STORAGE DEVICE AND ENERGY STORAGE UNIT
    16.
    发明申请
    ENERGY STORAGE DEVICE AND ENERGY STORAGE UNIT 有权
    能源存储设备和能源存储单元

    公开(公告)号：US20140154557A1

    公开(公告)日：2014-06-05

    申请号：US14094247

    申请日：2013-12-02

    Applicant: GS Yuasa International Ltd.

    Inventor： Sumio MORI ,  Kenta Nakai ,  Akihiko Miyazaki ,  Tomonori Kako

    IPC: H01M4/587 ,  H01M10/0525

    CPC classification number: H01M4/587 ,  H01M2/26 ,  H01M2/263 ,  H01M4/13 ,  H01M4/133 ,  H01M10/0525 ,  H01M10/0567 ,  H01M2004/021 ,  Y02E60/122 ,  Y02T10/7011

    Abstract: An energy storage device including a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte, wherein the negative electrode includes a negative electrode active material layer containing a non-graphitizable carbon as a negative electrode active material, and the negative electrode active material has a negative electrode active material weight per unit volume of the negative electrode active material layer of 0.92 g/cc or more and 1.13 g/cc or less and a particle size D90 of 4.3 μm or more and 11.5 μm or less, the particle size D90 being a particle size in particle size distribution in which a cumulative volume is 90%.

    Abstract translation: 一种蓄电装置，其特征在于，具备正极，负极，配置在所述正极和所述负极之间的隔板以及非水电解质的蓄电装置，所述负极包括含有不可石墨化碳的负极活性物质层 负极活性物质，负极活性物质的负极活性物质层的单位面积负极活性物质重量为0.92g / cc以上且1.13g / cc以下，粒径D90为4.3 μm以上且11.5μm以下，粒径D90为累积体积为90％的粒度分布的粒径。

    Energy storage device
    17.
    发明授权
    Energy storage device 有权

    公开(公告)号：US11258065B2

    公开(公告)日：2022-02-22

    申请号：US16069929

    申请日：2017-01-13

    Applicant: GS Yuasa International Ltd.

    Inventor： Shota Ito ,  Kenta Nakai ,  Akihiko Miyazaki ,  Tomonori Kako ,  Sumio Mori

    IPC: H01M4/02 ,  H01G11/06 ,  H01M4/587 ,  H01M10/0525 ,  H01M4/13 ,  H01M10/058 ,  H01G11/42 ,  H01G11/32 ,  H01G11/26 ,  H01G11/50 ,  H01G11/24

    Abstract: An energy storage device includes: a positive electrode plate containing a positive composite layer including a positive active material capable of occluding and releasing a lithium ion; and a negative electrode plate containing a negative composite layer including a negative active material capable of occluding and releasing a lithium ion. A peak pore diameter Rp of the positive composite layer in a pore distribution measured by a mercury penetration method is 0.5 μm or less, and a peak pore diameter Rn of the negative composite layer in a pore distribution measured by a mercury penetration method is 0.5 μm or less. A ratio Rp/Rn of the peak pore diameter of the positive composite layer to the peak pore diameter of the negative composite layer is 0.60 or more and 1.70 or less.

    Energy storage device
    18.
    发明授权
    Energy storage device 有权

    公开(公告)号：US10833349B2

    公开(公告)日：2020-11-10

    申请号：US15068915

    申请日：2016-03-14

    Applicant: GS Yuasa International Ltd.

    Inventor： Kenta Nakai ,  Tomonori Kako ,  Akihiko Miyazaki ,  Sumio Mori

    IPC: H01M10/04 ,  H01M10/0583 ,  H01M2/16 ,  H01G11/52 ,  H01G11/26 ,  H01G11/76 ,  H01G11/82 ,  H01G11/12 ,  H01G11/06

    Abstract: An energy storage device includes: an electrode assembly which includes: an approximately rectangular positive electrode; an approximately rectangular negative electrode which is stacked alternately with the positive electrode; and a strip-like elongated separator having a base material layer and an inorganic layer which is made to overlap with the first base material layer, wherein the elongated separator is arranged between the positive electrode and the negative electrode, and the base material layer of the elongated separator faces the negative electrode in an opposed manner between the positive electrode and the negative electrode.

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