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    • 9. 发明公开
    • VALVE DEVICE FOR COMPRESSOR
    • 用于压缩机的阀门装置
    • EP2685103A1
    • 2014-01-15
    • EP12755625.6
    • 2012-02-10
    • Sanden Corporation
    • ITO, TakahiroMATSUZAKI, Yoshie
    • F04B39/10
    • F04B39/1086F04B39/10F04B39/1073F04B53/105F04B53/1087Y10T137/7891
    • A valve device for a compressor is improved to suppress noise and a decrease in compressor efficiency caused by pressure pulsations, and also to prevent degradation in compressor performance by ensuring durability. In a valve device of a reed valve structure including: a valve hole 103a or 103b formed in a valve plate 103; a valve seat 103e formed in an outer peripheral portion of the valve hole so as to protrude in a boss shape to a groove 103f formed around an outside thereof; and a valve body 151 having a proximal end 151A connected to the valve plate and a distal end 151 B allowed to freely come into and out of contact with a seat surface of the valve seat, a plurality of ribs 103g extend radially from a peripheral wall of the valve seat to an outer peripheral wall of the groove.
    • 压缩机的阀装置被改进以抑制由压力脉动引起的噪音和压缩机效率的降低,并且还通过确保耐久性来防止压缩机性能的劣化。 在簧片阀结构的阀装置中,包括:形成在阀板103中的阀孔103a或103b; 形成在阀孔的外周部分中以便以凸台形状突出到形成在其外侧周围的凹槽103f中的阀座103e; 以及阀体151,其具有与阀板连接的基端151A和能够自由地与阀座的座面接触和脱离的顶端151B,多个肋103g从周壁 的所述阀座相对于所述槽的外周壁。
    • 10. 发明公开
    • MOTOR CONTROLLER
    • 电机控制器
    • EP2662977A1
    • 2013-11-13
    • EP12747277.7
    • 2012-02-08
    • Sanden Corporation
    • TSUKAMOTO, TakeoHIRONO, Daisuke
    • H02P21/00H02P6/06H02P27/04
    • H02P6/001H02P6/18H02P21/26H02P27/08
    • Phase voltage setting means defines an actual current phase region including a current phase error range based on parameters including an individual difference of at least any one of a motor and an inverter, defines a stable operation current phase region in which a rotor position can be detected through sensorless control, and sets, as a target current, an electric current obtained by adding a predetermined phase difference corresponding to the number of revolutions detected by revolution number detecting means to an electric current set by current vector control such that the actual current phase region is within the stable operation current phase region.
    • 相电压设定单元基于包含电动机和逆变器中的至少任一个的个体差异的参数来定义包括电流相位误差范围的实际电流相位区域,定义可检测转子位置的稳定动作电流相位区域 通过无传感器控制,将对应于由转速检测单元检测出的转速的规定的相位差与由电流矢量控制设定的电流相加而得到的电流设定为目标电流,以使得实际的电流相位区域 处于稳定工作电流相位区域内。