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    • 5. 发明公开
    • 스위치드 릴럭턴스 드라이브의 회전자 위치 검출 방법 및장치
    • 用于检测用于开关式传动的转子位置的装置和方法
    • KR1020030051289A
    • 2003-06-25
    • KR1020020079433
    • 2002-12-13
    • 니덱 에스알 드라이브즈 리미티드
    • 슬레이터하워드제임스
    • H02P6/18
    • H02P25/089
    • PURPOSE: An apparatus and a method for detecting rotor position for a switched reluctance drive are provided to achieve a robust and cost-effective method of monitoring rotor position and a rotor position detector. CONSTITUTION: A method of detecting rotor position comprises a step of deriving a value for flux linkage associated with the at least one phase of the machine at a first point, at a moment at which voltage is applied to that phase, a step of deriving a value of phase current and phase flux linkage at a subsequent point, a step of combining the derived flux linkage values to give a value of total flux linkage at the subsequent point, and a step of deriving the rotor position from the phase current and the value of the total flux linkage.
    • 目的:提供一种用于检测开关磁阻驱动器的转子位置的装置和方法,以实现监测转子位置和转子位置检测器的鲁棒且具有成本效益的方法。 构成:检测转子位置的方法包括以下步骤:在施加电压到该相位的时刻,在第一点处导出与机器的至少一个相位相关联的磁链的值;步骤: 在随后的点处的相电流和相位磁链的值,将导出的磁链值组合以产生在随后的点处的总磁链的值的步骤,以及从相电流导出转子位置的步骤和值 的总磁链。
    • 6. 发明公开
    • 자기 저항 드라이브의 회전자 위치 모니터링
    • 回转驱动器的转子位置监控
    • KR1020010062397A
    • 2001-07-07
    • KR1020000076036
    • 2000-12-13
    • 니덱 에스알 드라이브즈 리미티드
    • 모리아티피터마크
    • H02P6/18H02P25/08
    • H02P6/18H02P25/089H02P25/092
    • PURPOSE: A rotor position monitoring of reluctance drive is provided to monitor rotor position without using a rotor position transducer while also reducing the amount of stored data. CONSTITUTION: A reluctance drive comprises a stator, a phase winding(16) on the stator, a rotor that is movable relative to the stator, a controller(17) for applying a current to the phase winding, a measuring unit for measuring phase current in the winding, a detecting unit adapted to detect when the phase current has passed its peak, a computing unit for computing when the peak phase current occurred using information on when the phase current passed its peak and a computing unit for computing rotor position using the computed position of the peak phase current.
    • 目的:提供磁阻驱动的转子位置监控,以便在不使用转子位置传感器的同时减少存储数据的数量来监控转子位置。 构成:磁阻驱动器包括定子,定子上的相绕组(16),可相对于定子移动的转子,用于向相绕组施加电流的控制器(17),用于测量相电流的测量单元 在所述绕组中,检测单元适于检测相电流何时已经超过其峰值的计算单元,用于使用关于何时相位电流通过其峰值的信息来计算峰值相电流的计算单元,以及用于计算转子位置的计算单元, 峰值相电流的计算位置。
    • 7. 发明公开
    • 모터 제어 장치
    • 电机控制装置
    • KR1020140110693A
    • 2014-09-17
    • KR1020130091363
    • 2013-08-01
    • 히타치 어플라이언스 가부시키가이샤
    • 도이즈메다츠야오구라요지스와판비스와스스즈키다카히로
    • H02P21/14H02P6/18H02P27/04
    • H02P21/0003H02P6/18H02P21/20H02P25/089H02P27/04
    • The present invention provides a motor control device, which can properly restrict a torque ripple of an alternating current motor. To solve the subject, the present invention comprises an axis error estimation unit (303) for estimating an axis error based on a current value of an inverter (1) detected by a current sensor (2); a Fourier transformer (316a) for extracting an axis error vector from a temporal change of the axis error; and an integral controller (316b) with a circular limiter for calculating a compensation current vector to eliminate the torque ripple and restricting movement of the compensation current vector from a circumference of which radius is a set limiter value, wherein the integral controller (316b) with the circular limiter executes circular limiter treatment for restricting the movement of the compensation current vector to make an argument of the compensation current vector come close to that of the axis error vector.
    • 本发明提供一种可以适当地限制交流电动机的转矩脉动的电动机控制装置。 为了解决该问题,本发明包括:轴误差估计单元,用于基于由电流传感器(2)检测的逆变器(1)的当前值来估计轴线误差; 傅里叶变换器(316a),用于从轴误差的时间变化中提取轴误差矢量; 以及具有循环限制器的积分控制器(316b),用于计算补偿电流矢量以消除转矩脉动并且限制补偿电流矢量从其半径为设定限制器值的圆周的移动,其中积分控制器(316b)具有 循环限制器执行限制补偿电流矢量移动的循环限制器处理,使得补偿电流矢量的自变量接近于轴误差矢量的自变量。
    • 10. 发明公开
    • 동기 모터 제어 방법 및 그 장치
    • 동기모터제어방법및그장치
    • KR1020030059239A
    • 2003-07-07
    • KR1020037006368
    • 2001-11-09
    • 다이킨 고교 가부시키가이샤
    • 마에다도시유키고사카마나부기타마사노부
    • H02P27/04
    • H02P6/10H02P6/085H02P6/28H02P25/089
    • This synchronous motor controlling apparatus comprises a current detection section 5a, voltage detection section 5b, position and speed detection section 6, speed difference calculation section 7a, speed controlling section 7b, torque controlling section 7c, multiplication section 7d, phase controlling section 8, and current controlling section 9. The current detection section 5a detects a motor current supplied to the synchronous motor 4. The voltage detection section 5b detects a voltage at a terminal of the synchronous motor 4. The position and speed detection section 6 is determined a motor model therein, receives the motor current and voltage as input, carries out predetermined operation, and detects a rotation speed of a rotor and rotation position of the rotor. The speed difference calculation section 7a calculates a difference between the detected speed and a speed command given from the exterior. The speed controlling section 7b receives the speed difference as input, carries out speed controlling operation, and outputs current command so that average speed becomes the command speed. The torque controlling section 7c receives the speed difference as input, carries out torque controlling operation, and outputs current amplitude modulation signal for compensating the current command. The multiplication section 7d multiplies the current command and the current amplitude modulation signal so as to obtain torque controlling current command. The phase controlling section 8 receives the torque controlling current command and the phase command given from the exterior as input, carries out phase controlling operation so as to output final current command. The current controlling section 9 receives the detected rotor position, motor current and final current command as input, carries out current controlling operation so as to output voltage command for supplying to the inverter 3. The apparatus realizes improvement in controllability, improvement in voltage, utilization rate, decrease in noise, sufficient suppression in vibration, and improvement in efficiency, with little affection of the motor characteristics.
    • 该同步电动机控制装置具有电流检测部5a,电压检测部5b,位置·速度检测部6,速度差计算部7a,速度控制部7b,转矩控制部7c,乘法部7d,相位控制部8, 电流控制部分9.电流检测部分5a检测提供给同步电动机4的电动机电流。电压检测部分5b检测同步电动机4的端子处的电压。位置和速度检测部分6被确定为电动机模型 将输入的电动机电流和电压作为输入,进行规定的动作,检测转子的旋转速度和转子的旋转位置。 速度差计算部分7a计算检测到的速度与从外部给出的速度命令之间的差值。 速度控制部分7b接收作为输入的速度差,执行速度控制操作,并输出电流命令以使平均速度变成命令速度。 扭矩控制部分7c接收作为输入的速度差,执行扭矩控制操作,并且输出用于补偿电流命令的电流振幅调制信号。 乘法部分7d将电流命令和电流振幅调制信号相乘以获得转矩控制电流命令。 相位控制部分8接收从外部给出的转矩控制电流指令和相位指令作为输入,执行相位控制操作以输出最终电流指令。 电流控制部分9接收检测到的转子位置,电动机电流和最终电流指令作为输入,执行电流控制操作,以便输出用于提供给逆变器3的电压指令。该装置实现了可控性改善,电压提高,利用率 速度,噪音降低,振动充分抑制和效率提高,而对电机特性的影响很小。 <图像>