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    • 83. 发明专利
    • Rotary machine with output function of internal combustion engine control signal, and starter motor with output function of internal combustion engine control signal
    • 具有内燃机控制信号输出功能的旋转机和具有内燃机控制信号输出功能的起动马达
    • JP2013102667A
    • 2013-05-23
    • JP2012109036
    • 2012-05-11
    • Denso Corp株式会社デンソー
    • TERADA KANECHIYONAGATA KOICHI
    • H02K11/00
    • H02P6/16F02N11/006F02N15/00
    • PROBLEM TO BE SOLVED: To reduce the number of sensors and smoothly check an absolute rotational position of an engine output shaft.SOLUTION: A starter motor (rotary machine) includes an U-phase sensor SU, a V-phase sensor SV, and a W-phase sensor SW each installed in a stator at positions facing to magnets 32S and 32N, the sensors output motor control signals in accordance with polarities of the magnets 32S and 32N to be rotated, and on the basis of U-, V-, and W-phase signals (motor control signals) detected by these sensors, the starter motor (rotary machine) controls conduction of respective U-, V-, and W-coils to be rotary driven. A portion of a predetermined magnet 32S(A) is formed with a heteropolar magnetic portion 34. The U-phase sensor SU (phase sensor) is disposed on the rotational orbit 34a of the heteropolar magnetic portion 34, thereby when the U-phase sensor SU detects the heteropolar magnetic portion 34, an internal combustion engine control signal showing an absolute rotational position of a crankshaft is superposed on the motor control signal to be output.
    • 要解决的问题:减少传感器的数量并顺利地检查发动机输出轴的绝对旋转位置。 起动马达(旋转机)包括U相传感器SU,V相传感器SV和W相传感器SW,各自安装在面向磁体32S和32N的位置处的定子中,传感器 根据要旋转的磁体32S和32N的极性输出电动机控制信号,并且基于由这些传感器检测到的U相,V相和W相信号(电动机控制信号),起动电动机 )控制相应的U,V和W线圈的传导以进行旋转驱动。 预定磁体32S(A)的一部分形成有异极磁性部分34. U相传感器SU(相位传感器)设置在异极​​磁性部分34的旋转轨道34a上,从而当U相传感器 SU检测异极磁性部34,将表示曲轴的绝对旋转位置的内燃机控制信号叠加在要输出的电动机控制信号上。 版权所有(C)2013,JPO&INPIT
    • 84. 发明专利
    • Inverter device
    • 逆变器装置
    • JP2013027261A
    • 2013-02-04
    • JP2011162765
    • 2011-07-26
    • Hitachi Automotive Systems Ltd日立オートモティブシステムズ株式会社
    • YASUJIMA TOSHIYUKIYAMADA HIROYUKITAMURA HIROSHIFURUKAWA KIMIHISA
    • H02P6/16
    • H02P6/16H02P6/182H02P21/18
    • PROBLEM TO BE SOLVED: To obtain a motor and an inverter device which output a motor application voltage to detect a positional error between a detection position calculated from a rotation position sensor signal of the motor and the position of a motor induction voltage.SOLUTION: In a motor and an inverter device, control is exerted on a motor application voltage to supply motor currents Iu, Iv and Iw constituting a conduction phase θ* to pull in a motor rotation position and detect, as a detection position error θe, a phase difference between the conduction phase θ* and a detection position θs calculated from an input signal from the rotation position sensor of the motor. The motor and the inverter device include initial adjustment means for outputting a conduction phase to pull in the motor rotation position by turning the motor in a clockwise direction of the motor and a conduction phase to pull in the motor rotation position by turning the motor in a counterclockwise direction of the motor.
    • 要解决的问题:为了获得输出电动机施加电压以检测从电动机的旋转位置传感器信号计算的检测位置与电动机感应电压的位置之间的位置误差的电动机和逆变器装置。 解决方案:在电动机和逆变器装置中,对电动机施加电压施加控制,以提供构成导通相位θ*的电动机电流Iu,Iv和Iw,以拉动电动机旋转位置,并检测作为检测位置 误差θe,根据来自马达的旋转位置传感器的输入信号计算的导通相位θ*与检测位置θs之间的相位差。 电动机和逆变器装置包括初始调整装置,用于通过使电动机沿电动机的顺时针方向转动而输出导通相位以拉动电动机旋转位置,并且通过使电动机转动到电动机的旋转位置 逆时针方向的电机。 版权所有(C)2013,JPO&INPIT
    • 87. 发明专利
    • Motor controller
    • 电机控制器
    • JP2012196074A
    • 2012-10-11
    • JP2011059118
    • 2011-03-17
    • Mitsubishi Electric Corp三菱電機株式会社
    • KUNO YUYANAKAMURA AKIRA
    • H02P6/16H02P6/12
    • H02P6/16H02P29/032
    • PROBLEM TO BE SOLVED: To provide a motor controller capable of normally controlling a motor at all times without increasing costs.SOLUTION: The motor controller includes: position sensor failure determination means 10 for determining a failure of position sensors Du, Dv and Dw on the basis of position sensor signals θd, generating failure determination signals F, and generating a first phase θ1; rotational speed calculation means 9 for calculating a rotational speed ω of a motor 2 on the basis of the failure determination signals F and the position sensor signals θd; phase command generation means 11 for generating a phase command θr on the basis of the first phase θ1, the failure determination signals F and the rotational speed ω; amplitude command generation means 7 for generating an amplitude command Ar indicating the size of driving signals to the motor 2; and energizing means 12 for applying the driving signals to the motor 2 on the basis of the phase command θr and the amplitude command Ar. When the failure determination signals F indicate a partial failure of the position sensor, the phase command generation means 11 generates the phase command θr using the first phase θ1 and a second phase θ2 based on the first phase θ1 and the rotational speed ω.
    • 要解决的问题:提供一种能够一直正常地控制电动机的电动机控制器,而不增加成本。 电机控制器包括:位置传感器故障确定装置10,用于基于位置传感器信号θd确定位置传感器Du,Dv和Dw的故障,产生故障确定信号F并产生第一相位θ1; 转速计算装置9,用于根据故障判定信号F和位置传感器信号θd计算电动机2的转速ω; 相位指令生成单元11,用于根据第一相位θ1,故障判定信号F和转速ω生成相位指令θr; 振幅指令产生装置7,用于产生指示到电动机2的驱动信号的大小的振幅指令Ar; 以及用于根据相位指令θr和幅度指令Ar将驱动信号施加到电机2的激励装置12。 当故障确定信号F表示位置传感器的部分故障时,相位指令产生装置11使用第一相位θ1和基于第一相位θ1和转速ω的第二相位θ2产生相位指令θr。 版权所有(C)2013,JPO&INPIT
    • 88. 发明专利
    • Motor control device
    • 电机控制装置
    • JP2012105417A
    • 2012-05-31
    • JP2010250788
    • 2010-11-09
    • Toshiba Corp株式会社東芝
    • MAEKAWA SARI
    • H02P6/16
    • H02P6/002H02P6/16H02P6/28
    • PROBLEM TO BE SOLVED: To provide a motor control device which can surely detect an offset voltage included in the output of a phase current detector when PWM pulses are supplied from a DC power supply via an inverter main circuit to a motor to run it.SOLUTION: A detected value from a current detector installed on a DC side of a power conversion main circuit is used as motor current information for switching signal formation means which controls the switching element of the power conversion main circuit. When the detected value is used this way, the magnitude of an offset voltage included in the detected value is determined by determination means. The determination means identifies an offset voltage by an arithmetic operation which, in one phase of the detected value, offsets a detection value for a positive direction current and that for a negative direction current based on their positive and negative properties, or identifies the magnitude of an offset voltage by detecting three-phase currents and then summing up the detected three-phase currents.
    • 要解决的问题:提供一种电动机控制装置,当PWM脉冲从直流电源通过逆变器主电路提供给电动机以运行时,可以可靠地检测包括在相电流检测器的输出中的失调电压 它。 解决方案:将来自安装在电力转换主电路的DC侧的电流检测器的检测值用作用于控制电力转换主电路的开关元件的开关信号形成装置的电动机电流信息。 当以这种方式使用检测值时,检测值中包括的偏移电压的大小由确定装置确定。 确定装置通过算术运算来识别偏移电压,其在检测值的一个相位中,基于它们的正和负特性来偏移正方向电流的检测值和负方向电流的检测值,或者识别 通过检测三相电流,然后将检测到的三相电流相加来获得偏移电压。 版权所有(C)2012,JPO&INPIT
    • 89. 发明专利
    • Control of electrical machine
    • 电机控制
    • JP2012080767A
    • 2012-04-19
    • JP2011233360
    • 2011-10-05
    • Dyson Technology Ltdダイソン テクノロジー リミテッド
    • DAI HANPING
    • H02P6/16
    • H02P6/002H02P6/15H02P6/157H02P6/16H02P6/26H02P6/28H02P25/03H02P25/04
    • PROBLEM TO BE SOLVED: To provide a method of controlling an electrical machine.SOLUTION: The method comprises a step of commutating a phase winding of the electrical machine at a time after a first edge and at a time after a second edge of a rotor-position signal. The time after the second edge is defined using the average period between edges of the rotor-position signal and the period between the first and second edges, namely, by adding the average period between edges of the rotor-position signal to the time after the first edge, and subtracting the period between the first and second edges. Additionally, a controller and a control system that implement the method are also provided.
    • 要解决的问题:提供一种控制电机的方法。 解决方案:该方法包括在第一边缘之后和转子位置信号的第二边缘之后的时间将电机的相绕组换相的步骤。 使用转子位置信号的边缘与第一和第二边缘之间的周期之间的平均周期,即通过将转子位置信号的边缘之间的平均周期与之后的时间相加来定义第二边缘之后的时间 第一边缘,并减去第一和第二边缘之间的周期。 此外,还提供了实现该方法的控制器和控制系统。 版权所有(C)2012,JPO&INPIT