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    HYDROGEN STORAGE ALLOY FOR ALKALINE STORAGE BATTERY, AND ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY SYSTEM EACH INCLUDING NEGATIVE ELECTRODE HAVING THE ALLOY
    1.
    发明申请
    HYDROGEN STORAGE ALLOY FOR ALKALINE STORAGE BATTERY, AND ALKALINE STORAGE BATTERY AND ALKALINE STORAGE BATTERY SYSTEM EACH INCLUDING NEGATIVE ELECTRODE HAVING THE ALLOY 有权
    用于碱性储存电池的氢储存合金和碱性蓄电池和碱性蓄电池系统，其中包括具有合金的负极

    公开(公告)号：US20110229755A1

    公开(公告)日：2011-09-22

    申请号：US13051493

    申请日：2011-03-18

    申请人： Hiromasa Sugii ,  Makoto Ochi ,  Shuuhei Yoshida ,  Yoshinobu Katayama ,  Kazuhiro Kitaoka ,  Masao Takee

    发明人： Hiromasa Sugii ,  Makoto Ochi ,  Shuuhei Yoshida ,  Yoshinobu Katayama ,  Kazuhiro Kitaoka ,  Masao Takee

    IPC分类号： H01M2/02 ,  H01M4/46

    CPC分类号： H01M10/345 ,  C01B3/0057 ,  C01B6/24 ,  C22C19/03 ,  H01M4/383 ,  H01M10/44 ,  Y02E60/124 ,  Y02E60/327

    摘要： To provide a hydrogen storage alloy for an alkaline storage battery that improves output power by pulverization of the alloy in the initial stage of partial charge and discharge cycles and that maintains its surface condition to improve the amount of lifetime work (Wh), and an alkaline storage battery and battery system. A hydrogen storage alloy for an alkaline storage battery includes a composition expressed by LaxReyMg1-x-yNin-m-vAlmTv (Re; rare earth element(s) including Y; T: Co, Mn, Zn; 0.17≦x≦0.64, 3.5≦n≦3.8, 0.06≦m≦0.22, v≧0), and a main phase of an A5B19 type crystal structure. A ratio of X/Y of the concentration ratio X of Al to Ni in a surface layer and the concentration ratio Y of Al to Ni in a bulk layer is 0.36≦X/Y≦0.85. An alkaline storage battery includes the hydrogen storage alloy in its negative electrode. An alkaline storage battery system performs partial charge and discharge control.

    摘要翻译： 为了提供碱性蓄电池的储氢合金，其在部分充放电循环的初始阶段通过粉碎合金而提高输出功率，并且保持其表面状态以改善寿命工作量（Wh），并且碱性 蓄电池和电池系统。 一种碱性蓄电池用储氢合金，其特征在于，具有由LaxReyMg1-x-yNin-m-vAlmTv（Re，包含Y; T：Co，Mn，Zn等的稀土元素）表示的组成，0.17＆nlE; x＆ 3.5＆nlE; n＆nlE; 3.8,0.06＆nlE; m＆nlE; 0.22，v≥0），以及A5B19型晶体结构的主相。 表层中的Al与Ni的浓度比X的X / Y与本体层中的Al与Ni的浓度比Y的比为0.36＆lt; lE; X / Y＆nlE; 0.85。 碱性蓄电池在其负极中包括储氢合金。 碱性蓄电池系统进行部分充放电控制。

    ALKALINE STORAGE BATTERY SYSTEM
    3.
    发明申请
    ALKALINE STORAGE BATTERY SYSTEM 审中-公开
    碱性蓄电池系统

    公开(公告)号：US20100248024A1

    公开(公告)日：2010-09-30

    申请号：US12729549

    申请日：2010-03-23

    申请人： Hiromasa Sugii ,  Makoto Ochi ,  Shuhei Yoshida ,  Atsutoshi Ako ,  Yasuyuki Harada ,  Kazuhiro Kitaoka ,  Masao Takee

    发明人： Hiromasa Sugii ,  Makoto Ochi ,  Shuhei Yoshida ,  Atsutoshi Ako ,  Yasuyuki Harada ,  Kazuhiro Kitaoka ,  Masao Takee

    IPC分类号： H01M10/26 ,  H02J7/00

    CPC分类号： H01M4/383 ,  H01M4/242 ,  H01M4/32 ,  H01M10/286 ,  H01M10/345 ,  H01M10/44 ,  Y02E60/124

    摘要： In the alkaline storage battery system, zinc (Zn) is added to a nickel positive electrode 11 with an addition amount of 8% by mass or less with respect to the mass of nickel. A hydrogen storage alloy of a negative electrode 12 has an A5B19 type crystal structure, with a stoichiometric ratio (B/A) representing the molar ratio of component B to component A ranging from 3.6 to 3.9, inclusive, and is represented by a general formula of Ln1-xMgxNiy-aMa (where Ln is an element selected from rare earth elements including Y, and M is at least one kind of element selected from Al, Co, Mn, and Zn) in which the content of the element M is 1.0% by mass or less. An electrolyte has a concentration of 6.5 mol/L or less and contains Li of 0.3 mol/L or more, and the alkaline storage battery system is arranged to control partial charging-discharging.

    摘要翻译： 在碱性蓄电池系统中，相对于镍的质量，添加量为8质量％以下的锌（Zn）添加到镍正极11。 负极12的储氢合金具有A5B19型晶体结构，化学计量比（B / A）表示组分B与组分A的摩尔比范围为3.6〜3.9，并且由通式 的Ln1-xMgxNiy-aMa（其中Ln是选自包括Y的稀土元素的元素，M是选自Al，Co，Mn和Zn中的至少一种元素），其中元素M的含量为1.0 质量％以下。 电解质的浓度为6.5mol / L以下，Li含有0.3mol / L以上，碱性蓄电池系统配置为控制部分充放电。

    ALKALINE STORAGE BATTERY
    6.
    发明申请
    ALKALINE STORAGE BATTERY 有权
    碱性储存电池

    公开(公告)号：US20130295460A1

    公开(公告)日：2013-11-07

    申请号：US13989958

    申请日：2011-11-29

    申请人： Mitsunori Tokuda ,  Makoto Ochi ,  Kazuhiro Kitaoka ,  Masao Takee

    发明人： Mitsunori Tokuda ,  Makoto Ochi ,  Kazuhiro Kitaoka ,  Masao Takee

    IPC分类号： H01M4/38

    CPC分类号： H01M4/383 ,  H01M4/242 ,  H01M4/32 ,  H01M4/362 ,  H01M4/626 ,  H01M10/345 ,  Y02E60/124

    摘要： [Problem] To suppress increases in the resistance of nickel positive electrodes and assure sufficient battery capacity even after repeated pulse charging and discharging cycles with a large current. [Solution] This alkaline storage battery (10) contains aluminum (Al) in a hydrogen storage alloy negative electrode (12) and also includes Al in a nickel positive electrode (11). In a state where a prescribed charging and discharging cycle has completed, the Al content in the nickel positive electrode (11) is 0.25% by mass or greater of that in the positive electrode active material, and in powder x-ray diffraction of the positive electrode active material using Cu—Kα, the half-width of the (101) plane peak for Ni(OH)2 is controlled so as to be 0.5 (°/2θ) or greater.

    摘要翻译： [问题]为了抑制镍正极的电阻的增加，即使在大电流的重复脉冲充放电循环之后，也能够确保充足的电池容量。 [解决方案]该碱性蓄电池（10）在储氢合金负极（12）中含有铝（Al），在镍正极（11）中也包含Al。 在规定的充放电循环完成的状态下，镍正极（11）中的Al含量为正极活性物质中的Al含量的0.25质量％以上，在正极活性物质的粉末X射线衍射中， 使用Cu-Kalpha的电极活性物质，控制Ni（OH）2的（101）面峰的半宽度为0.5（°/2θ）以上。

    Alkaline storage battery system
    7.
    发明授权
    Alkaline storage battery system 有权
    碱性蓄电池系统

    公开(公告)号：US07867653B2

    公开(公告)日：2011-01-11

    申请号：US12238813

    申请日：2008-09-26

    申请人： Makoto Ochi ,  Atsutoshi Ako ,  Yasuyuki Harada ,  Kazuhiro Kitaoka ,  Masao Takee

    发明人： Makoto Ochi ,  Atsutoshi Ako ,  Yasuyuki Harada ,  Kazuhiro Kitaoka ,  Masao Takee

    IPC分类号： H01M10/32 ,  H01M4/32 ,  H01M4/52

    CPC分类号： H01M10/345 ,  H01M4/0416 ,  H01M4/28 ,  H01M4/32 ,  H01M4/52 ,  H01M4/80 ,  H01M10/26 ,  H01M10/44 ,  H01M2300/0014 ,  Y02E60/124

    摘要： An alkaline storage battery system according to an aspect of the present invention, with which a partial charging-discharging is performed, includes an alkaline storage battery 10 including an electrode group having a nickel positive electrode 11, a hydrogen storage alloy negative electrode 12, a separator 13; an alkaline electrolyte; and an outer can 14 accommodating the electrode group and the alkaline electrolyte, and further includes a partial charge-discharge control unit for controlling charging-discharging of the battery 10. In addition, zinc (Zn) is added to nickel hydroxide that is a main positive electrode active material in the nickel positive electrode 11 with an addition amount of 5% by mass or less with respect to the mass of nickel in the positive electrode active material. The concentration of the alkaline electrolyte is 6.5 mol/L or less and the content of lithium in the alkaline electrolyte is 0.3 mol/L or more.

    摘要翻译： 根据本发明的一个方面的执行部分充电放电的碱性蓄电池系统包括：碱性蓄电池10，其包括具有镍正极11的电极组，储氢合金负极12， 分离器13; 碱性电解液 以及容纳电极组和碱性电解质的外罐14，还包括用于控制电池10的充电 - 放电的部分充放电控制单元。此外，将锌（Zn）加入作为主要的氢氧化镍 相对于正极活性物质中的镍的质量，镍正极11中的正极活性物质的添加量为5质量％以下。 碱性电解质的浓度为6.5mol / L以下，碱性电解液中的锂的含量为0.3mol / L以上。

    Alkaline storage battery
    8.
    发明授权
    Alkaline storage battery 有权
    碱性蓄电池

    公开(公告)号：US09209457B2

    公开(公告)日：2015-12-08

    申请号：US13989958

    申请日：2011-11-29

    申请人： Mitsunori Tokuda ,  Makoto Ochi ,  Kazuhiro Kitaoka ,  Masao Takee

    发明人： Mitsunori Tokuda ,  Makoto Ochi ,  Kazuhiro Kitaoka ,  Masao Takee

    IPC分类号： H01M4/525 ,  H01M4/38 ,  H01M4/24 ,  H01M4/32 ,  H01M4/36 ,  H01M4/62 ,  H01M10/34

    CPC分类号： H01M4/383 ,  H01M4/242 ,  H01M4/32 ,  H01M4/362 ,  H01M4/626 ,  H01M10/345 ,  Y02E60/124

    摘要： [Problem] To suppress increases in the resistance of nickel positive electrodes and assure sufficient battery capacity even after repeated pulse charging and discharging cycles with a large current. [Solution] This alkaline storage battery (10) contains aluminum (Al) in a hydrogen storage alloy negative electrode (12) and also includes Al in a nickel positive electrode (11). In a state where a prescribed charging and discharging cycle has completed, the Al content in the nickel positive electrode (11) is 0.25% by mass or greater of that in the positive electrode active material, and in powder x-ray diffraction of the positive electrode active material using Cu—Kα, the half-width of the (101) plane peak for Ni(OH)2 is controlled so as to be 0.5 (°/2θ) or greater.

    摘要翻译： [问题]为了抑制镍正极的电阻的增加，即使在大电流的重复脉冲充放电循环之后，也能够确保充足的电池容量。 [解决方案]该碱性蓄电池（10）在储氢合金负极（12）中含有铝（Al），在镍正极（11）中也包含Al。 在规定的充放电循环完成的状态下，镍正极（11）中的Al含量为正极活性物质中的Al含量的0.25质量％以上，在正极活性物质的粉末X射线衍射中， 使用Cu-Kα的电极活性物质，控制Ni（OH）2的（101）面峰的半宽度为0.5（°/2θ）以上。

    Hydrogen storage alloy for alkaline battery and production method thereof, as well as alkaline battery
    9.
    发明授权
    Hydrogen storage alloy for alkaline battery and production method thereof, as well as alkaline battery 有权
    碱性电池用储氢合金及其制作方法以及碱性电池

    公开(公告)号：US07829220B2

    公开(公告)日：2010-11-09

    申请号：US12128968

    申请日：2008-05-29

    申请人： Shuhei Yoshida ,  Kazuaki Tamura ,  Yoshinobu Katayama ,  Teruhito Nagae ,  Masao Takee

    发明人： Shuhei Yoshida ,  Kazuaki Tamura ,  Yoshinobu Katayama ,  Teruhito Nagae ,  Masao Takee

    IPC分类号： H01M4/58 ,  C01B6/24

    CPC分类号： H01M4/242 ,  C01B3/0057 ,  H01M10/24 ,  Y02E60/124 ,  Y02E60/327 ,  Y02P70/54

    摘要： To provide a hydrogen storage alloy for an alkaline battery capable of having high performance of power characteristics much more beyond the related-art range, and a production method thereof, as well as an alkaline battery by investigating the constituent ratios of the A2B7-type structure and the A5B19-type structure.The hydrogen storage alloy for an alkaline battery of the present invention includes: an element R selected from the Group IV and the rare earth elements including Y and excluding La; and an element M consisting of at least one of Co, Mn, and Zn. The hydrogen storage alloy is represented by general formula: LaαR1−α−βMgβNiγ−η−εAlηMε (wherein α, β, γ, η, ε satisfy numerical formulae: 0≦α≦0.5, 0.1≦β≦0.2, 3.7≦γ≦3.9, 0.1≦η≦0.3, 0≦ε≦0.2); and the constituent ratio of the A5B19-type structure is 40% or more in the crystal structure thereof.

    摘要翻译： 为了提供一种能够具有比现有技术范围更高的功率特性的高性能的碱性电池的储氢合金及其制造方法以及通过研究A2B7型结构的组成比例的碱性电池 和A5B19型结构。 本发明的用于碱性电池的储氢合金包括：选自第IV族的元素R和包括Y且不包括La的稀土元素; 以及由Co，Mn和Zn中的至少一种构成的元素M. 储氢合金由以下通式表示：LaαR1-α-＆bgr; Mg＆bgr;Niγ-和egr。 - Al eegr; M＆egr; （其中α，＆bgr;γ，＆eegr;＆egr;满足数学式：0＆nlE;α＆nlE; 0.5,0.1＆nlE;＆bgr;＆nlE; 0.2,3.7＆nlE;γ＆nlE; 3.9,0.1＆nlE;＆eegr;＆nlE; 0.3,0＆ ;＆egr;＆nlE; 0.2）; 并且在其晶体结构中，A5B19型结构的构成比为40％以上。