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公开(公告)号：US07538510B2
公开(公告)日：2009-05-26
申请号：US11723584
申请日：2007-03-21
IPC分类号： H02P21/00
CPC分类号： H02P21/22
摘要： A controller for a motor permits efficient energization control according to an operating condition of a motor without depending on a number of revolutions of the motor when operating a motor having two rotors disposed around a rotating shaft. The controller includes a voltage-between-terminals increaser which carries out at least one of first processing for increasing a voltage between terminals in which a rotor phase difference is changed by an actuator in a direction for reducing the magnetic fluxes of fields of the motor, second processing for increasing a voltage between terminals in which an output voltage of a DC power source is increased by a DC/DC converter, and third processing for increasing a voltage between terminals in which d-axis current is increased in the case where the magnitude of a resultant vector of a command value of a d-axis voltage and a command value of a q-axis voltage in the motor exceeds the radius of a target voltage circle.
摘要翻译： 电动机的控制装置可以根据电动机的运转状况进行有效的通电控制，而不用依靠电动机的转数来操作具有设置在旋转轴周围的两个转子的电动机。 所述控制器包括：端子间增压器，其进行用于增加转子相位差由致动器沿用于减小所述电动机的磁场的磁通量的方向改变的端子之间的电压的第一处理中的至少一个， 在直流电源的输出电压由DC / DC转换器增加的端子之间的电压增加的第二处理以及在d轴电流增加的端子之间的电压增加的第三处理 在电动机中d轴电压的指令值和q轴电压的指令值的合成矢量超过目标电压圆的半径。
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公开(公告)号：US20080024082A1
公开(公告)日：2008-01-31
申请号：US11717636
申请日：2007-03-14
IPC分类号： H02P21/06
CPC分类号： H02P21/08
摘要： A controller for a motor carries out field weakening control by using a simple construction to change the phase difference between two rotors, which are disposed around a rotating shaft, without depending on the number of revolutions of a motor. The controller for a motor includes a field weakening current calculator for calculating a field weakening current command value on the basis of the radius of a target voltage circle, a d-axis voltage command value, and a q-axis voltage command value, a rotor phase difference command value determiner for determining a command value of a rotor phase difference on the basis of the field weakening current command value, and a current command value determiner for determining a d-axis current command value and a q-axis current command value on the basis of the rotor phase difference command value and a torque command value.
摘要翻译： 用于电动机的控制器通过使用简单的结构来改变设置在旋转轴周围的两个转子之间的相位差而不取决于电动机的转数的弱磁控制。 用于电动机的控制器包括：弱磁电流计算器，用于基于目标电压圈的半径，d轴电压指令值和q轴电压指令值来计算减弱电流指令值;转子 基于弱磁电流指令值确定转子相位差的指令值的相位差指令值确定器，以及用于确定d轴电流指令值和q轴电流指令值的电流指令值确定器 转子相位差指令值的基础和转矩指令值。
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公开(公告)号：US20070222405A1
公开(公告)日：2007-09-27
申请号：US11723584
申请日：2007-03-21
IPC分类号： H02P1/00
CPC分类号： H02P21/22
摘要： A controller for a motor permits efficient energization control according to an operating condition of a motor without depending on a number of revolutions of the motor when operating a motor having two rotors disposed around a rotating shaft. The controller includes a voltage-between-terminals increaser which carries out at least one of first processing for increasing a voltage between terminals in which a rotor phase difference is changed by an actuator in a direction for reducing the magnetic fluxes of fields of the motor, second processing for increasing a voltage between terminals in which an output voltage of a DC power source is increased by a DC/DC converter, and third processing for increasing a voltage between terminals in which d-axis current is increased in the case where the magnitude of a resultant vector of a command value of a d-axis voltage and a command value of a q-axis voltage in the motor exceeds the radius of a target voltage circle.
摘要翻译： 电动机的控制装置可以根据电动机的运行状况进行有效的通电控制，而不用依靠电动机的转数来操作具有设置在旋转轴周围的两个转子的电动机。 所述控制器包括：端子间增压器，其进行用于增加转子相位差由致动器沿用于减小所述电动机的磁场的磁通量的方向改变的端子之间的电压的第一处理中的至少一个， 在直流电源的输出电压由DC / DC转换器增加的端子之间的电压增加的第二处理以及在d轴电流增加的端子之间的电压增加的第三处理 在电动机中d轴电压的指令值和q轴电压的指令值的合成矢量超过目标电压圆的半径。
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公开(公告)号：US07615948B2
公开(公告)日：2009-11-10
申请号：US11806131
申请日：2007-05-30
CPC分类号： H02P5/74 , B60L3/0023 , B60L9/22 , B60L2210/10 , H02P21/22 , Y02T10/643 , Y02T10/646 , Y02T10/7216
摘要： A controller for a motor and a control method for a motor change an operating condition of each motor, considering difference in operating conditions, such as loss and temperature, thus making it possible to reduce a total loss in a plurality of motors. The controller includes a first motor operating condition calculator and a second motor operating condition calculator which calculate the estimated values of losses incurred when a first motor and a second motor are driven, and a DC voltage control unit which carries out, on a motor having a largest estimated value of loss, the processing for changing a supply voltage to change the voltage of DC power supplied to inverters by a DC/DC converter, thereby reducing the difference between a phase voltage, which is the resultant vector of the voltages across terminals of the motor, and a target voltage set on the basis of an output voltage of the DC/DC converter.
摘要翻译： 考虑到诸如损耗和温度的操作条件的差异，电动机的控制器和电动机的控制方法改变了每个电动机的运行状态，从而可以减少多个电动机的总损耗。 所述控制器包括：第一电动机工作条件计算器和第二电动机运转条件计算器，其计算当驱动所述第一电动机和第二电动机时产生的损耗的估计值;以及直流电压控制单元，其在具有 最大的损耗估计值，改变供电电压以改变由DC / DC转换器提供给逆变器的直流电力的电压的处理，从而减小相电压之间的差异，相电压是作为 电动机和基于DC / DC转换器的输出电压设定的目标电压。
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公开(公告)号：US07548038B2
公开(公告)日：2009-06-16
申请号：US11723586
申请日：2007-03-21
IPC分类号： H02P21/00
CPC分类号： H02P21/02 , H02P21/0089 , H02P2207/03
摘要： A controller for a motor is capable of reducing the amount of energization required to operate a motor under a predetermined condition, the motor having two rotors disposed around a rotating shaft. The controller includes an induced voltage constant command value determiner which determines an induced voltage constant command value (Ke_c) of a motor such that a difference (ΔVp) between a target voltage circle radius (Vp_target) and a magnitude (Vp) of the vector sum of a d-axis voltage command value and a q-axis voltage command value of the motor decreases, a rotor phase difference acquirer and a rotor phase difference command value determiner which change a rotor phase difference on the basis of the Ke_c, and a field weakening current correction value calculator which determines a field weakening correction current ΔId_vol on the basis of ΔVp and adds the determined ΔId_vol to the d-axis current command value in the case where Vp cannot be reduced to Vp_target or less by reducing Ke_c to a lower limit of a rotor phase difference changing range.
摘要翻译： 电动机的控制器能够减少在预定条件下操作电动机所需的通电量，电动机具有设置在旋转轴周围的两个转子。 控制器包括感应电压常数指令值确定器，其确定电动机的感应电压常数指令值（Ke_c），使得目标电压圆半径（Vp_target）和矢量和（Vp_target）的幅度（Vp）之间的差值 电动机的d轴电压指令值和q轴电压指令值减小时，基于Ke_c改变转子相位差的转子相位差获取器和转子相位差指令值确定器，以及场 弱电流校正值计算器，其基于DeltaVp确定弱化校正电流DeltaId_vol，并且在通过将Ke_c降低到下限来将Vp不能减小到Vp_target或更小的情况下，将所确定的DeltaId_vol加到d轴当前命令值 的转子相位差变化范围。
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公开(公告)号：US20070290633A1
公开(公告)日：2007-12-20
申请号：US11806131
申请日：2007-05-30
IPC分类号： H02P5/00
CPC分类号： H02P5/74 , B60L3/0023 , B60L9/22 , B60L2210/10 , H02P21/22 , Y02T10/643 , Y02T10/646 , Y02T10/7216
摘要： A controller for a motor and a control method for a motor change an operating condition of each motor, considering difference in operating conditions, such as loss and temperature, thus making it possible to reduce a total loss in a plurality of motors. The controller includes a first motor operating condition calculator and a second motor operating condition calculator which calculate the estimated values of losses incurred when a first motor and a second motor are driven, and a DC voltage control unit which carries out, on a motor having a largest estimated value of loss, the processing for changing a supply voltage to change the voltage of DC power supplied to inverters by a DC/DC converter, thereby reducing the difference between a phase voltage, which is the resultant vector of the voltages across terminals of the motor, and a target voltage set on the basis of an output voltage of the DC/DC converter.
摘要翻译： 考虑到诸如损耗和温度的操作条件的差异，电动机的控制器和电动机的控制方法改变了每个电动机的运行状态，从而可以减少多个电动机的总损耗。 所述控制器包括：第一电动机工作条件计算器和第二电动机运转条件计算器，其计算当驱动所述第一电动机和第二电动机时产生的损耗的估计值;以及直流电压控制单元，其在具有 最大的损耗估计值，改变供电电压以改变由DC / DC转换器提供给逆变器的直流电力的电压的处理，从而减小相电压之间的差异，相电压是作为 电动机和基于DC / DC转换器的输出电压设定的目标电压。
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公开(公告)号：US20070222406A1
公开(公告)日：2007-09-27
申请号：US11723586
申请日：2007-03-21
IPC分类号： H02P1/00
CPC分类号： H02P21/02 , H02P21/0089 , H02P2207/03
摘要： A controller for a motor is capable of reducing the amount of energization required to operate a motor under a predetermined condition, the motor having two rotors disposed around a rotating shaft. The controller includes an induced voltage constant command value determiner which determines an induced voltage constant command value (Ke_c) of a motor such that a difference (ΔVp) between a target voltage circle radius (Vp_target) and a magnitude (Vp) of the vector sum of a d-axis voltage command value and a q-axis voltage command value of the motor decreases, a rotor phase difference acquirer and a rotor phase difference command value determiner which change a rotor phase difference on the basis of the Ke_c, and a field weakening current correction value calculator which determines a field weakening correction current ΔId_vol on the basis of ΔVp and adds the determined ΔId_vol to the d-axis current command value in the case where Vp cannot be reduced to Vp_target or less by reducing Ke_c to a lower limit of a rotor phase difference changing range.
摘要翻译： 电动机的控制器能够减少在预定条件下操作电动机所需的通电量，电动机具有设置在旋转轴周围的两个转子。 控制器包括感应电压常数指令值确定器，其确定电动机的感应电压常数指令值（Ke_c），使得目标电压圆半径（Vp_target）和矢量和（Vp_target）的幅度（Vp）之间的差值 电动机的d轴电压指令值和q轴电压指令值减小时，基于Ke_c改变转子相位差的转子相位差获取器和转子相位差指令值确定器，以及场 弱电流校正值计算器，其基于DeltaVp确定弱化校正电流DeltaId_vol，并且在通过将Ke_c降低到下限来将Vp不能减小到Vp_target或更小的情况下，将所确定的DeltaId_vol加到d轴当前命令值 的转子相位差变化范围。
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公开(公告)号：US07804261B2
公开(公告)日：2010-09-28
申请号：US11998429
申请日：2007-11-30
IPC分类号： H02P3/00
CPC分类号： H02P6/00 , B60L11/12 , B60L15/025 , B60L2220/14 , B60L2220/16 , B60L2220/50 , B60L2240/425 , B60L2240/427 , B60L2240/429 , B60L2240/441 , B60L2270/40 , Y02T10/641 , Y02T10/643 , Y02T10/7005 , Y02T10/7077
摘要： A motor control method that includes the steps of: rotationally driving a motor that is provided with a rotor having permanent magnet pieces, and a stator; and short circuiting a plurality of phases of the motor when the rotational frequency of the motor is equal to or greater than a predetermined rotational frequency.
摘要翻译： 一种电动机控制方法，包括以下步骤：旋转驱动设置有具有永磁体片的转子的电动机和定子; 并且当所述电动机的转速等于或大于预定旋转频率时使所述电动机的多个相位短路。
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公开(公告)号：US07741792B2
公开(公告)日：2010-06-22
申请号：US11889475
申请日：2007-08-14
IPC分类号： H02P1/54
CPC分类号： B60L11/123 , B60L15/025 , H02P21/22 , H02P2207/03 , Y02T10/6217 , Y02T10/643 , Y02T10/7077 , Y02T10/7258
摘要： A motor control device includes: a motor that has a plurality of rotors which respectively have a magnetic piece, which drives or supplementarily drives a vehicle; a phase changing mechanism that changes relative phases of the plurality of rotors, and sets these to a predetermined induced voltage constant; and a speed control device that controls a phase changing speed of the phase changing mechanism.
摘要翻译： 电动机控制装置包括：电动机，其具有分别具有驱动或补充地驱动车辆的磁片的多个转子; 相变机构，其改变所述多个转子的相对相位，并将其设定为规定的感应电压常数; 以及控制相变机构的相位变化速度的速度控制装置。
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公开(公告)号：US20100141075A1
公开(公告)日：2010-06-10
申请号：US12517721
申请日：2007-10-29
IPC分类号： H02K21/24
CPC分类号： H02K21/24 , H02K1/246 , H02K1/2793
摘要： An axial gap motor, including: a rotor having permanent magnet pieces; and a pair of stators that are oppositely arranged so as to sandwich the rotor in a rotation axis direction thereof, wherein: the rotor includes magnetic material pieces that are arranged along a circumferential direction thereof in a manner alternating with the permanent magnet pieces; the permanent magnet pieces have a magnetization direction in parallel with the rotation axis direction, with N poles thereof opposed to the stator on one side in the rotation axis direction, and with S poles thereof opposed to the stator on the other side in the rotation axis direction; and each of the magnetic material pieces includes magnetic material piece penetration portions that penetrate in a direction parallel to the rotation axis direction.
摘要翻译： 一种轴向间隙电动机，包括：具有永磁体片的转子; 以及一对定子，其相对地设置成沿转子的轴线方向夹着转子，其中：所述转子包括以与永磁体片交替的方式沿其圆周方向布置的磁性材料片; 永磁体具有与旋转轴方向平行的磁化方向，其N极在旋转轴方向的一侧与定子相对，并且S极与旋转轴的另一侧的定子相对 方向; 并且每个磁性材料片包括在平行于旋转轴线方向的方向上穿透的磁性材料片穿透部。
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