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    • 2. 发明授权
    • Motor control apparatus
    • 电机控制装置
    • US07312595B2
    • 2007-12-25
    • US10448409
    • 2003-05-30
    • Shigeru KamioKenichi Fujiki
    • Shigeru KamioKenichi Fujiki
    • H02P1/46
    • G05B19/4062G05B2219/42287G05B2219/42322H02P6/12
    • Presence/absence of a failure in a feedback control system of a motor is monitored. When a failure is detected in the feedback control system, the motor is driven by switching to an open-loop control. During the open-loop control, the motor is rotated by sequentially switching the motor current supply phase without feeding back encoder count information. The position count is incremented or decremented every time the current supply phase is switched. When the position count has reached a target count, it is determined that the rotor has reached a target position, whereupon the open-loop control is finished.
    • 监测电动机的反馈控制系统中是否存在故障。 当在反馈控制系统中检测到故障时,通过切换到开环控制来驱动电动机。 在开环控制期间,通过依次切换电动机电流供给相而不反馈编码器计数信息来旋转电动机。 每当切换电源时,位置计数递增或递减。 当位置计数达到目标计数时,确定转子已达到目标位置,于是开环控制结束。
    • 5. 发明申请
    • Motor control apparatus
    • 电机控制装置
    • US20090193923A1
    • 2009-08-06
    • US12382603
    • 2009-03-19
    • Yasuhiro NakaiShigeru KamioKenichi Fujiki
    • Yasuhiro NakaiShigeru KamioKenichi Fujiki
    • F16H59/02H02H7/097H02P23/14H02P3/24
    • H02P25/08F16H61/32F16H2061/326H02P8/42H02P25/092H02P25/0925Y10T74/2003
    • In an automatic transmission position control by a motor, it is determined whether the present instant belongs to a starting period, that is, the present instant is immediately after resetting of a control unit or application of power to it. If it is the starting period, an actual shift position that is detected from an output of an output shaft sensor for detecting a rotation position of a motor is set as an instructed shift position. With this measure, even if the control unit is reset for a certain reason while the vehicle is running, the instructed shift position is not changed in association with the resetting. This prevents trouble that the shift position is switched contrary to the intention of the driver, whereby the reliability of a position switching control can be increased.
    • 在由电动机进行的自动变速器位置控制中,判断当前时刻是属于起动时间段,即当前时刻是在控制单元重新设置之后立即还是施加电力。 如果是开始期间,则将从电动机的旋转位置检测出的输出轴传感器的输出检测出的实际换档位置设定为指示档位。 通过该措施,即使在车辆行驶时由于某种原因控制单元被复位,指示的换档位置也不会与复位相关联地改变。 这防止了与驾驶员的意图相反地切换换档位置的故障,从而可以提高位置切换控制的可靠性。
    • 10. 发明申请
    • Method for manufacturing trochoid pump and trochoid pump obtained
    • 获得的摆线泵和次摆线泵的制造方法
    • US20090185940A1
    • 2009-07-23
    • US12216954
    • 2008-07-14
    • Kenichi FujikiMasaru AmanoKeiichi KaiTakatoshi Watanabe
    • Kenichi FujikiMasaru AmanoKeiichi KaiTakatoshi Watanabe
    • F04C2/10B23P11/00
    • F04C2/101F04C2/084Y10T29/49236
    • The present invention enables the manufacture of a trochoid pump having a crescent which has been considered theoretically impossible by employing an inner rotor of a trochoid pump. An inner rotor having a predetermined number N of teeth that is equal to or larger than 4 is formed in advance. In order to manufacture an outer rotor with a predetermined number (N plus a natural number equal to or larger than 2) of teeth, row circles that are identical to a drawn circle are disposed so as to bring the row circles into contact with the tooth bottomland of the inner rotor tooth profile, the inner rotor tooth profile is rotated by half a tooth about the center of the inner rotor and the outer rotor tooth profile is also rotated by half a tooth of the predetermined number (N plus a natural number equal to or larger than 2) of teeth about a virtual center of the outer rotor including the row circles, an established center is determined from the virtual center or the like at the time at which the contact state is assumed, a reference circle is drawn that has a radius from the established center to the row circles and that has the total predetermined number (N plus a natural number equal to or larger than 2) of the equidistantly spaced row circles to form the row circles as outer rotor tooth tips, thereby manufacturing the outer rotor tooth profile.
    • 本发明能够制造具有新月形的次摆线泵,其通过使用次摆线泵的内转子在理论上是不可能的。 预先形成具有等于或大于4的预定数量N个齿的内转子。 为了制造具有预定数量(N加上等于或大于2的自然数)的齿的外转子,设置与拉圆相同的行圆,以使行圆与齿接触 内转子齿廓的底部,内转子齿廓围绕内转子的中心旋转半个齿,外转子齿廓也旋转预定数量的半齿(N加自然数相等 大于2)的齿围绕包括行圆的外转子的虚拟中心,在假定接触状态时从虚拟中心等确定建立的中心,绘制参考圆, 具有从建立的中心到行圆的半径,并且具有等距间隔行圆的总预定数(N加上等于或大于2的自然数),以形成行圆作为外腐蚀 或齿尖,从而制造外转子齿廓。