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    • 2. 发明授权
    • Motor control system
    • 电机控制系统
    • US4344025A
    • 1982-08-10
    • US70725
    • 1979-08-29
    • Toshiaki OkuyamaYuzuru KubotaHiroshi NagaseKatsunori Suzuki
    • Toshiaki OkuyamaYuzuru KubotaHiroshi NagaseKatsunori Suzuki
    • H02P23/00H02J3/18H02P6/00H02P6/06H02P27/05H02P5/40
    • H02J3/1892H02P23/08H02P25/26H02P27/06H02P21/09H02P2201/13
    • A motor control system controls to be constant a reactive power consumed by a motor load equipment having a motor to be driven by power supplied from an AC power source and a couple of thyristor converters for regulating the power supplied to the motor. To this end, the motor control system is comprised of a reactor power detector for detecting the reactive power of the motor load equipment, a command circuit for issuing a command to specify the rated reactive power consumed in the rated load running of the motor load equipment, and a reactive power control unit which receives an output signal from the command circuit and an output signal from the reactive power detector to produce a firing phase command signal depending on a difference between them. The firing phase command signal from the reactive power control unit is applied to an automatic pulse phase shifter to control the firing phase of the thyristor converters.
    • 电动机控制系统控制由电动机负载设备消耗的无功功率的恒定,所述电动机负载设备具有通过从AC电源提供的电力驱动的电动机和用于调节供应到电动机的功率的一对晶闸管转换器。 为此,电动机控制系统包括用于检测电动机负载设备的无功功率的电抗器功率检测器,用于发出用于指定在电动机负载设备的额定负载运行中消耗的额定无功功率的命令的指令电路 以及无功功率控制单元,其接收来自命令电路的输出信号和来自无功功率检测器的输出信号,以根据它们之间的差异产生触发相位命令信号。 来自无功功率控制单元的点火相位指令信号被施加到自动脉冲移相器以控制晶闸管转换器的点火相位。
    • 3. 发明授权
    • Electric control apparatus of induction motor
    • 感应电动机电控装置
    • US4330741A
    • 1982-05-18
    • US158390
    • 1980-06-11
    • Hiroshi NagaseToshiaki OkuyamaYuzuru KubotaKatsunori Suzuki
    • Hiroshi NagaseToshiaki OkuyamaYuzuru KubotaKatsunori Suzuki
    • H02P27/04H02P27/06H02P5/40
    • H02P27/06H02P27/045H02P27/048H02P2207/01H02P27/047
    • An electric control apparatus of an induction motor is provided with a flux current controller for controlling the flux current of the motor and a secondary current controller for controlling the secondary current of the motor. A pulse generator circuit is disposed to control the amplitude, frequency and phase angle of the primary current of the motor according to output signals of the flux current controller and secondary current controller. The primary voltage and frequency to be applied to the motor are controlled by pulse signals from the pulse generator circuit. This pulse generator circuit includes a primary voltage setting zone for setting the primary voltage of the induction motor and a primary voltage detecting zone for detecting the primary voltage of the motor. A voltage regulator is disposed to put out a signal equivalent to the change of the secondary resistance of the induction motor according to the deviation of the voltage between the primary voltage detecting zone and the primary voltage setting zone. A correcting controlling zone is disposed in the pulse generator circuit to perform a controlling action of correcting the frequency, which is one of the control objects of the pulse generator circuit, according to the output signal of the voltage regulator.
    • 感应电动机的电气控制装置设置有用于控制电动机的磁通电流的磁通电流控制器和用于控制电动机的次级电流的二次电流控制器。 设置脉冲发生器电路,以根据磁通电流控制器和二次电流控制器的输出信号来控制电动机的初级电流的振幅,频率和相位角。 施加到电动机的初级电压和频率由来自脉冲发生器电路的脉冲信号控制。 该脉冲发生器电路包括用于设定感应电动机的初级电压的初级电压设定区域和用于检测电动机初级电压的初级电压检测区域。 电压调节器被设置为根据初级电压检测区域和初级电压设定区域之间的电压的偏差来输出与感应电动机的次级电阻的变化相当的信号。 校正控制区设置在脉冲发生器电路中,以根据电压调节器的输出信号执行校正频率的控制动作,该频率是脉冲发生器电路的控制对象之一。
    • 5. 发明授权
    • Control apparatus for use in a synchronous machine
    • 用于同步电机的控制装置
    • US4125796A
    • 1978-11-14
    • US820649
    • 1977-08-01
    • Hiroshi NagaseToshiaki OkuyamaYuzuru KubotaKatsunori Suzuki
    • Hiroshi NagaseToshiaki OkuyamaYuzuru KubotaKatsunori Suzuki
    • H02P6/06H02P25/02H02K29/00
    • H02P25/03
    • A control apparatus for use in a synchronous machine having a field and an armature windings, one of the windings being provided on a stator and the other winding on a rotor comprises a thyristor converter for feeding the armature winding with electric power. A rotor position detector, an actual current detector and a rotating speed detector are provided. A current pattern signal is produced on the basis of the rotor position signal and the rotating speed signal and is compared with the actual armature current. A gate pulse generator controls the thyristors of the thyristor converter in accordance with the difference between the current pattern signal and the actual armature current signal. A phase shifter is provided for shifting the current pattern signal. A phase detector detects the phase difference between the armature current supplied for the armature winding and the rotor position, and the phase shifting operation of the phase shifter is controlled in accordance with an output from the phase detector.
    • 一种在具有场和电枢绕组的同步电机中使用的控制装置,其中一个绕组设置在定子上,另一个绕组在转子上包括用于向电枢绕组供电的晶闸管转换器。 提供转子位置检测器,实际电流检测器和转速检测器。 基于转子位置信号和转速信号产生电流模式信号,并与实际电枢电流进行比较。 门脉冲发生器根据电流模式信号和实际电枢电流信号之间的差异来控制晶闸管转换器的晶闸管。 提供了一个移相器来移动当前的图形信号。 相位检测器检测提供给电枢绕组的电枢电流与转子位置之间的相位差,并且根据相位检测器的输出来控制移相器的相移操作。
    • 8. 发明申请
    • METHOD FOR DETECTING BUTT POSITION OF WELD JOINT, DEVICE FOR DETECTING BUTT POSITION OF WELD JOINT, AND METHOD FOR MANUFACTURING WELD JOINT
    • 用于检测焊接接头的位置的方法,用于检测焊接接头的位置的装置以及用于制造焊接接头的方法
    • US20140042126A1
    • 2014-02-13
    • US14113914
    • 2011-04-28
    • Shingo IwataniKeisuke UchidaHideki TamotoRyota HorieKatsunori Suzuki
    • Shingo IwataniKeisuke UchidaHideki TamotoRyota HorieKatsunori Suzuki
    • G01B11/14B23K3/00
    • G01B11/14B23K3/00B23K31/02B23K2101/008B23K2101/06G01B5/0037G01B11/25
    • It is a task of the present application to provide a butt position detecting method for a weld joint and a butt position detecting device for a weld joint that can detect a position of a butt portion between both members with high accuracy while reducing costs, and a manufacturing a weld joint that carries out the butt position detecting method. Thus, according to one aspect of the invention, in a butt position detecting method for a weld joint, when an arrangement direction of a first member and a second member is defined as a first direction, and a direction that is perpendicular to the first direction is defined as a second direction, the first member has a corner portion and a chamfer portion, and a two-dimensional displacement sensor is arranged at a position offset from the butt portion toward the first member side in the first direction, and such that an angle θs at which the second direction and an optical axis direction of irradiation light of the two-dimensional displacement sensor intersect with each other and an angle θa at which the second direction and a formation direction of the chamfer portion of the first member intersect with each other satisfy a condition expression: 0°
    • 本申请的任务是提供用于焊接接头的对接位置检测方法和用于焊接接头的对接位置检测装置,其可以在降低成本的同时高精度地检测两个部件之间的对接部位的位置,并且 制造执行对接位置检测方法的焊接接头。 因此,根据本发明的一个方面,在焊接接头的对接位置检测方法中,当将第一构件和第二构件的排列方向定义为第一方向时,并且与第一方向垂直的方向 被定义为第二方向,第一构件具有角部和倒角部,并且二维位移传感器布置在从第一方向偏离对接部朝向第一构件侧的位置处,并且使得 二维位移传感器的第二方向和照射光的光轴方向彼此相交的角度角以及第一构件的倒角部的第二方向和形成方向与各自相交的角度θa 其他满足条件表达式:0°