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    • 2. 发明申请
    • WOUND-TYPE ACCUMULATOR
    • 绕线式蓄电池
    • US20110256438A1
    • 2011-10-20
    • US13141180
    • 2009-12-14
    • Makoto TaguchiYuu WatanabeNobuo AndoNaoshi YasudaChisato Marumo
    • Makoto TaguchiYuu WatanabeNobuo AndoNaoshi YasudaChisato Marumo
    • H01M10/36H01G9/035
    • H01M10/0525H01G11/06H01G11/28H01G11/82H01M2/1673H01M4/13H01M4/133H01M4/80H01M10/0587Y02E60/122Y02E60/13
    • The invention has as its object the provision of a wound-type accumulator, by which arrangement of a lithium ion source is simplified, and the time required to inject an aprotic organic solvent electrolyte solution and the time required for predoping are shortened, and thus the assembly can be completed in a short period of time to achieve high productivity.The wound-type accumulator of the invention is equipped with a cylindrical wound electrode unit, which has belt-like positive electrode and negative electrode and configured by winding an electrode stack obtained by stacking the positive electrode and negative electrode through a separator from one end thereof, and an electrolytic solution, wherein the negative electrode and/or the positive electrode is doped with lithium ions by electrochemical contact of the negative electrode and/or the positive electrode with a lithium ion source, intra-positive electrode spaces are formed in the positive electrode, and at least one lithium ion source is provided in the intra-positive electrode space or at a position opposing to the intra-positive electrode space in the negative electrode in a state coming into no contact with the positive electrode.
    • 本发明的目的是提供一种绕线式蓄电池,其中简化了锂离子源的布置,并且缩短了注入非质子有机溶剂电解质溶液所需的时间和预掺杂所需的时间,因此, 组装可以在短时间内完成,实现高生产率。 本发明的卷绕式蓄能器具有圆柱形卷绕电极单元,该圆柱形卷绕电极单元具有带状正电极和负电极,并且通过从其一端卷绕通过层叠正电极和负电极而获得的电极堆叠 和电解液,其中负极和/或正极通过负极和/或正极与锂离子源的电化学接触掺杂锂离子,正极间形成正极 电极,并且在与正极不接触的状态下,在正极间空间或与负极内的正极间隔相对的位置设置有至少一个锂离子源。
    • 4. 发明申请
    • Electrical storage device and manufacturing electrical storage device
    • 蓄电装置及制造蓄电装置
    • US20060057433A1
    • 2006-03-16
    • US10540907
    • 2003-12-25
    • Nobuo AndoShinichi TasakiYukinori HatoChisato Marumo
    • Nobuo AndoShinichi TasakiYukinori HatoChisato Marumo
    • H01M14/00H01M4/58H01M10/04
    • H01G9/155H01M4/13H01M4/382H01M4/587H01M6/5005H01M6/5044H01M10/0431H01M10/0436H01M10/052H01M10/058H01M10/0587H01M10/4242H01M10/44H01M10/446H01M10/48H01M2010/4292Y02E60/13Y02T10/7011Y02T10/7022Y10T29/49108Y10T29/4911
    • An electrical storage device of the present invention is characterized in that a positive electrode, a negative electrode, a lithium electrode, and an electrolyte capable of transferring lithium ion is included, the lithium electrode is arranged to be out of direct contact with the negative electrode, and lithium ion can be supplied to the negative electrode by flowing a current between the lithium electrode and the negative electrode through an external circuit. With the above characteristic, problems such as non-uniform carrying of lithium ion to the negative electrode, shape-change of a cell, and temperature increase of an electrolytic solution under incomplete sealing of a cell and the like can be easily solved. A using method of the electrical storage device is characterized in that, by using the lithium electrode as a reference electrode, the positive electrode potential and negative electrode potential can be measured, and the potential of the positive or negative electrode can be controlled when the electrical storage device is charged or discharged. Therefore, the potentials of the positive electrode and negative electrode can be monitored, thereby it can be easily determined whether deterioration of the electrical storage device is caused by the positive electrode or the negative electrode. Also, it is possible to control the device with the potential difference between the negative electrode and reference electrode, that is, the negative potential. In addition, when characteristics deteriorate such as the internal resistance increase, an appropriate amount of lithium ion can be supplied to the negative electrode and/or positive electrode by the lithium electrode.
    • 本发明的蓄电装置的特征在于,包括正极,负极,锂电极和能够转移锂离子的电解质,所述锂电极配置为与所述负极直接接触 可以通过外部电路在锂电极和负极之间流动电流而向负极供给锂离子。 利用上述特征,可以容易地解决诸如锂离子对负极的不均匀携带,电池形状变化以及电池不完全密封等下的电解液温度升高等问题。 电气存储装置的使用方法的特征在于,通过使用锂电极作为参考电极,可以测量正极电位和负极电位,并且可以在电气 存储设备充电或放电。 因此,可以监视正极和负极的电位,从而可以容易地确定是否由正极或负极引起蓄电装置的劣化。 此外,可以用负电极和参考电极之间的电位差来控制器件,即负电位。 此外,当诸如内阻增加之类的特性劣化时,可以通过锂电极向负极和/或正极供应适量的锂离子。