公开(公告)号：US08378615B2

公开(公告)日：2013-02-19

申请号：US12678802

申请日：2009-06-01

申请人： Toru Tazawa ,  Hiroshi Fujiwara ,  Masaru Nishizono

发明人： Toru Tazawa ,  Hiroshi Fujiwara ,  Masaru Nishizono

IPC分类号： G05B5/01

CPC分类号： H02P29/00 ,  H02P6/10 ,  H02P29/50

摘要： There are provided: a plurality of notch filters which are arranged inside a control system for feedback-controlling a moving operation of a moving section of a motor and attenuate signal components having near frequencies with a notch frequency at a center in an input signal; a plurality of oscillation extracting filters which are set with different frequency bands as being corresponded to the respective notch filters and extract oscillating components in the set frequency bands from a speed detection signal; and a plurality of notch controlling sections which are arranged with respect to the respective oscillation extracting filters and control the notch frequencies of the corresponding notch filters so as to decrease amplitudes of the oscillating components extracted by the oscillation extracting filters.

摘要翻译： 提供：多个陷波滤波器，其设置在控制系统内部，用于反馈控制电动机的移动部分的移动操作，并且衰减具有输入信号中心处的陷波频率的接近频率的信号分量; 多个振荡提取滤波器，其被设置为与各个陷波滤波器相对应的不同频带，并从速度检测信号中提取设定频带中的振荡分量; 以及相对于各个振荡提取滤波器布置的多个切口控制部分，并且控制对应的陷波滤波器的陷波频率，以便减小由振荡提取滤波器提取的振荡分量的振幅。

公开(公告)号：US20110221378A1

公开(公告)日：2011-09-15

申请号：US12678802

申请日：2009-06-01

申请人： Toru Tazawa ,  Hiroshi Fujiwara ,  Masaru Nishizono

发明人： Toru Tazawa ,  Hiroshi Fujiwara ,  Masaru Nishizono

IPC分类号： G05B5/01

CPC分类号： H02P29/00 ,  H02P6/10 ,  H02P29/50

摘要： There are provided: a plurality of notch filters which are arranged inside a control system for feedback-controlling a moving operation of a moving section of a motor and attenuate signal components having near frequencies with a notch frequency at a center in an input signal; a plurality of oscillation extracting filters which are set with different frequency bands as being corresponded to the respective notch filters and extract oscillating components in the set frequency bands from a speed detection signal; and a plurality of notch controlling sections which are arranged with respect to the respective oscillation extracting filters and control the notch frequencies of the corresponding notch filters so as to decrease amplitudes of the oscillating components extracted by the oscillation extracting filters.

摘要翻译： 提供：多个陷波滤波器，其设置在控制系统内部，用于反馈控制电动机的移动部分的移动操作，并且衰减具有输入信号中心处的陷波频率的接近频率的信号分量; 多个振荡提取滤波器，其被设置为与各个陷波滤波器相对应的不同频带，并从速度检测信号中提取设定频带中的振荡分量; 以及相对于各个振荡提取滤波器布置的多个切口控制部分，并且控制对应的陷波滤波器的陷波频率，以便减小由振荡提取滤波器提取的振荡分量的振幅。

公开(公告)号：US20130175970A1

公开(公告)日：2013-07-11

申请号：US13825194

申请日：2011-09-28

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P21/05

CPC分类号： H02P21/05 ,  H02P21/0003 ,  H02P21/0025 ,  H02P21/16 ,  H02P23/0031 ,  H02P23/14

摘要： The present invention includes a voltage applying step of applying an applied voltage including a DC component and a plurality of frequency components to a PM motor, a motor current detecting step of detecting a motor current flowing depending on the applied voltage, and a current control gain adjusting step of calculating a current control gain based on frequency characteristics of the applied voltage and the motor current. In this manner, a stable current control gain having a high current response can be adjusted within a short period of time.

摘要翻译： 本发明包括电压施加步骤，向PM电机施加包括DC分量和多个频率分量的施加电压，马达电流检测步骤，检测根据施加电压流动的电动机电流，以及电流控制增益 基于施加电压和电动机电流的频率特性来计算电流控制增益的调整步骤。 以这种方式，可以在短时间内调节具有高电流响应的稳定的电流控制增益。

公开(公告)号：US09024552B2

公开(公告)日：2015-05-05

申请号：US13825194

申请日：2011-09-28

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P6/00 ,  H02P21/05 ,  H02P21/00 ,  H02P21/14

CPC分类号： H02P21/05 ,  H02P21/0003 ,  H02P21/0025 ,  H02P21/16 ,  H02P23/0031 ,  H02P23/14

摘要： The present invention includes a voltage applying step of applying an applied voltage including a DC component and a plurality of frequency components to a PM motor, a motor current detecting step of detecting a motor current flowing depending on the applied voltage, and a current control gain adjusting step of calculating a current control gain based on frequency characteristics of the applied voltage and the motor current. In this manner, a stable current control gain having a high current response can be adjusted within a short period of time.

摘要翻译： 本发明包括电压施加步骤，向PM电机施加包括DC分量和多个频率分量的施加电压，马达电流检测步骤，检测根据施加电压流动的电动机电流，以及电流控制增益 基于施加电压和电动机电流的频率特性来计算电流控制增益的调整步骤。 以这种方式，可以在短时间内调节具有高电流响应的稳定的电流控制增益。

公开(公告)号：US20130181650A1

公开(公告)日：2013-07-18

申请号：US13825206

申请日：2011-09-28

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P29/00

CPC分类号： H02P29/00 ,  G01R31/34 ,  H02P6/12 ,  H02P21/16 ,  H02P23/14

摘要： A motor constant calculating method for a PM motor according to the present invention includes a voltage applying step of applying an applied voltage including a DC component and a plurality of frequency components to a PM motor, a motor current detecting step of detecting a motor current flowing depending on the applied voltage applied in the voltage applying step, and a motor constant calculating step of calculating a motor constant of the PM motor based on the applied voltage and the motor current.

摘要翻译： 根据本发明的用于PM电动机的电动机常数计算方法包括：电压施加步骤，向PM电动机施加包括DC分量和多个频率分量的施加电压;电动机电流检测步骤，检测电动机电流流动 取决于施加在电压施加步骤中的施加电压，以及电动机常数计算步骤，根据所施加的电压和电动机电流来计算PM电动机的电动机常数。

公开(公告)号：US06936990B2

公开(公告)日：2005-08-30

申请号：US10401318

申请日：2003-03-27

申请人： Ichiro Oyama ,  Tomokuni Iijima ,  Toru Tazawa ,  Kazushige Narazaki ,  Kenichi Suzuki ,  Masaru Nishizono

发明人： Ichiro Oyama ,  Tomokuni Iijima ,  Toru Tazawa ,  Kazushige Narazaki ,  Kenichi Suzuki ,  Masaru Nishizono

IPC分类号： G05B13/04 ,  H02P29/00 ,  G05D23/275

CPC分类号： H02P29/00 ,  G05B13/042

摘要： An apparatus and method for controlling an electric motor is disclosed. The apparatus includes an instruction inputting section for transmitting an instruction for an electric motor or a control object coupled to said electric motor and a prefilter section for outputting a follow-up instruction value by acting on the instruction. The prefilter section has a prefilter concurrently having characteristics of lowered gain at a prescribed frequency and frequencies in the vicinity thereof, and characteristics of limiting the gain in a high range. An instruction follow-up controlling section provides a controlling instruction follow-up so that a quantity of a state of said electric motor or control object follows the follow-up instruction value.

摘要翻译： 公开了一种用于控制电动机的装置和方法。 该装置包括：指令输入部分，用于发送电动机的指令或耦合到所述电动机的控制对象;以及预过滤器部分，用于通过对该指令的作用来输出后续指令值。 预滤波器部分具有预定滤波器，同时具有在规定频率下的增益降低和其附近频率的特性，以及将增益限制在高范围内的特性。 指令跟随控制部分提供控制指令跟踪，使得所述电动机或控制对象的状态量遵循跟随指令值。

公开(公告)号：US20140152202A1

公开(公告)日：2014-06-05

申请号：US14232731

申请日：2012-07-30

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P23/14

CPC分类号： H02P23/14 ,  H02P6/183

摘要： A method for calculating a motor constant of a permanent magnet type synchronous motor according to the present invention includes: a voltage applying step of applying a voltage obtained by compositing a DC component and an AC component to a permanent magnet type synchronous motor while varying a frequency of the AC component; a current detecting step of detecting a motor current flowing according to the applied voltage; a phase difference calculating step of calculating a difference in phase between the AC component of the applied voltage and an AC component of the motor current; and a motor constant calculating step of calculating a motor constant of the permanent magnet type synchronous motor. In addition, in the motor constant calculating step, the motor constant is calculated based on the applied voltage and the motor current when the difference in phase becomes nearly 45 degrees.

摘要翻译： 根据本发明的用于计算永磁式同步电动机的电动机常数的方法包括：电压施加步骤，其通过将永久磁铁式同步电动机的DC分量和AC分量合成而获得的电压改变频率 的AC组件; 电流检测步骤，检测根据所施加的电压流动的电动机电流; 相位差计算步骤，计算施加电压的交流分量与电动机电流的交流分量之间的相位差; 以及计算永磁式同步电动机的电动机常数的电动机常数计算步骤。 此外，在电动机常数计算步骤中，当相位差近似45度时，基于所施加的电压和电动机电流来计算电动机常数。

公开(公告)号：US09065380B2

公开(公告)日：2015-06-23

申请号：US14232731

申请日：2012-07-30

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P6/00 ,  H02P23/14 ,  H02P6/18

CPC分类号： H02P23/14 ,  H02P6/183

摘要： A method for calculating a motor constant of a permanent magnet type synchronous motor according to the present invention includes: a voltage applying step of applying a voltage obtained by compositing a DC component and an AC component to a permanent magnet type synchronous motor while varying a frequency of the AC component; a current detecting step of detecting a motor current flowing according to the applied voltage; a phase difference calculating step of calculating a difference in phase between the AC component of the applied voltage and an AC component of the motor current; and a motor constant calculating step of calculating a motor constant of the permanent magnet type synchronous motor. In addition, in the motor constant calculating step, the motor constant is calculated based on the applied voltage and the motor current when the difference in phase becomes nearly 45 degrees.

摘要翻译： 根据本发明的用于计算永磁式同步电动机的电动机常数的方法包括：电压施加步骤，其通过将永久磁铁式同步电动机的DC分量和AC分量合成而获得的电压改变频率 的AC组件; 电流检测步骤，检测根据所施加的电压流动的电动机电流; 相位差计算步骤，计算施加电压的交流分量与电动机电流的交流分量之间的相位差; 以及计算永磁式同步电动机的电动机常数的电动机常数计算步骤。 此外，在电动机常数计算步骤中，当相位差近似45度时，基于所施加的电压和电动机电流来计算电动机常数。

公开(公告)号：US09024562B2

公开(公告)日：2015-05-05

申请号：US13825206

申请日：2011-09-28

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P29/00 ,  H02P23/14 ,  H02P5/00 ,  H02P6/12 ,  G01R31/34

CPC分类号： H02P29/00 ,  G01R31/34 ,  H02P6/12 ,  H02P21/16 ,  H02P23/14

摘要： A motor constant calculating method for a PM motor according to the present invention includes a voltage applying step of applying an applied voltage including a DC component and a plurality of frequency components to a PM motor, a motor current detecting step of detecting a motor current flowing depending on the applied voltage applied in the voltage applying step, and a motor constant calculating step of calculating a motor constant of the PM motor based on the applied voltage and the motor current.

摘要翻译： 根据本发明的用于PM电动机的电动机常数计算方法包括：电压施加步骤，向PM电动机施加包括DC分量和多个频率分量的施加电压;电动机电流检测步骤，检测电动机电流流动 取决于施加在电压施加步骤中的施加电压，以及电动机常数计算步骤，根据所施加的电压和电动机电流来计算PM电动机的电动机常数。

公开(公告)号：US08988022B2

公开(公告)日：2015-03-24

申请号：US13825194

申请日：2011-09-28

申请人： Toru Tazawa ,  Masaru Nishizono

发明人： Toru Tazawa ,  Masaru Nishizono

IPC分类号： H02P6/00 ,  H02P21/05 ,  H02P21/00 ,  H02P21/14

摘要： The present invention includes a voltage applying step of applying an applied voltage including a DC component and a plurality of frequency components to a PM motor, a motor current detecting step of detecting a motor current flowing depending on the applied voltage, and a current control gain adjusting step of calculating a current control gain based on frequency characteristics of the applied voltage and the motor current. In this manner, a stable current control gain having a high current response can be adjusted within a short period of time.