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    • 1. 发明授权
    • 교류 회전기의 제어 장치
    • 交流旋转控制装置
    • KR101024164B1
    • 2011-03-22
    • KR1020097000189
    • 2006-11-29
    • 미쓰비시덴키 가부시키가이샤
    • 고노마사키하타나카게이타네고로히데토
    • H02P27/04H02P21/00
    • H02P21/04H02P21/18H02P21/24
    • 교류 회전기의 극저속 영역에서도 안정된 회전 각주파수 추정값을 얻을 수 있어서 안정된 제어를 행할 수 있는 교류 회전기의 제어 장치를 제안한다.
      각주파수 추정 출력 수단(20)을 구비한 교류 회전기의 제어 장치이고, 각주파수 추정 출력 수단(20)은 회전 각주파수 추정값 ωe를 포함하는 각주파수 연산값 ω1에 기초하여 각주파수 추정값 ωi를 출력한다. 이 각주파수 추정 출력 수단(20)은 하한 정수값 ω2를 출력하는 하한 정수값 출력 수단과, 각주파수 연산값 ω1과 하한 정수값 ω2를 비교하는 비교 수단과, 비교 수단에 기초하여 전환 동작을 행하는 전환 수단을 가지고, 전환 수단은 각주파수 연산값 ω1이 하한 정수값 ω2보다 클 때에는 각주파수 연산값 ω1을 각주파수 추정값 ωi로서 출력하고, 또 각주파수 연산값 ω1이 하한 정수값 ω2 이하로 되었을 때에는 하한 정수값 ω2를 각주파수 추정값 ωi로서 출력한다.
    • 即使在交流旋转机械的极低速区域中也可以获得稳定的旋转角频率估计值,并且可以执行稳定的控制。
    • 4. 发明公开
    • 홀소자를 이용한 회전자의 속도 및 각도 측정 장치
    • 用于测量使用孔设备的旋转角速度和角度的装置
    • KR1020090056112A
    • 2009-06-03
    • KR1020070123112
    • 2007-11-30
    • 한국전기연구원
    • 김종무강대욱정연호
    • G01P3/488H02P21/04
    • G01P3/488G01P3/489G01R15/202H02P21/04
    • An apparatus for measuring velocity and angle of a rotator using a hole device are provided to secure stable start of permanent magnetic motor by obtaining initial start torque. Hall sensors(110, 120, 130) are joined to the stator of the electric motor by a phase difference of 120 degrees. A digital filter(200) removes a noise of output signals of hall sensors, and a phase lag circuit(210) delays the output signal of the digital filter. A forward reverse signal generator(320) generates a forward or a backward signal, and an edge circuit(400) detects the edge of the phase delay signal. The virtual z-phase signal detection unit(500) detects the virtual z-phase signal, and the virtual z phase pulse generating section(510) generates a pulse train of the virtual z phase signal.
    • 提供一种使用孔装置测量旋转体的速度和角度的装置,以通过获得初始启动扭矩来确保永磁电动机的稳定启动。 霍尔传感器(110,120,130)通过120度的相位差与电动机的定子相连接。 数字滤波器(200)去除霍尔传感器的输出信号的噪声,并且相位滞后电路(210)延迟数字滤波器的输出信号。 正向反向信号发生器(320)产生正向或反向信号,并且边沿电路(400)检测相位延迟信号的边沿。 虚拟z相信号检测单元(500)检测虚拟z相信号,虚拟z相脉冲发生部(510)生成虚拟Z相信号的脉冲串。
    • 7. 发明公开
    • 모터의 속도 제어 장치
    • 电机速度控制装置
    • KR1020140118895A
    • 2014-10-08
    • KR1020140035920
    • 2014-03-27
    • 산요 덴키 가부시키가이샤
    • 이데,유지야마자키,사토시
    • H02P21/14H02P21/04
    • H02P21/14H02P21/0003H02P21/04
    • Even though run-out occurs in an encoder or a main spindle, a high-speed control, a high-response speed control even in low-speed and meddle-speed ranges, and a wide constant power range are implemented. A speed proportional gain limit value calculator calculates a speed proportional gain limit value by using an inertia ratio between a motor speed and a load. A speed integration time constant torque instruction low pass filter limit value calculator calculates a speed integration time constant limit value and at the same time, calculates a blocking frequency limit value by using the speed proportional gain limit value. A speed controller inputs a speed instruction and outputs a torque instruction by using the speed proportional gain and the speed integration time constant. A torque instruction low pass filter passes a torque instruction with a lower frequency than a blocking frequency to reduce a high frequency included in the torque instruction.
    • 即使在编码器或主轴中发生跳动,即使在低速和中速范围内也能实现高速控制,高响应速度控制以及宽的恒定功率范围。 速度比例增益极限值计算器通过使用电动机速度和负载之间的惯性比来计算速度比例增益极限值。 速度积分时间常数转矩指令低通滤波器极限值计算器计算速度积分时间常数极限值,同时利用速度比例增益极限值计算阻塞频率极限值。 速度控制器输入速度指令,并使用速度比例增益和速度积分时间常数输出转矩指令。 转矩指令低通滤波器通过具有比阻塞频率低的频率的转矩指令,以减少包含在转矩指令中的高频。
    • 8. 发明授权
    • 유도전동기의 센서리스 벡터 제어 장치 및 방법
    • 无感矢量控制装置和感应电动机的无传感矢量控制方法
    • KR100763165B1
    • 2007-10-08
    • KR1020060067665
    • 2006-07-19
    • 엘에스산전 주식회사
    • 김일한
    • H02P21/00
    • H02P21/26H02P21/0003H02P21/04H02P21/13H02P21/141H02P2207/01
    • An apparatus and a method of a sensorless vector controlling apparatus for an induction motor are provided to accurately perform sensorless vector control while driving by estimating stator resistance in real time. An apparatus of a sensorless vector controlling apparatus for an induction motor(3) includes a full-oder state observer(1) and a stator resistance estimator(2). The full-order state observer(1) estimates and provides a stator estimation current and a rotor estimation magnetic flux by using a stator order voltage, an error current value between a stator measuring current and the stator estimation current, and a stator estimation resistance. The stator resistance estimator(2) estimates and provides stator resistance in real time while driving the induction motor(3) by using the rotor estimation magnetic flux and the stator error current value between the stator measuring current which flows in a stator provided from the induction motor(3) and the stator estimation current of the full-order state observer(1).
    • 提供一种用于感应电动机的无传感器矢量控制装置的装置和方法,用于通过实时估计定子电阻来驱动时精确地执行无传感器矢量控制。 一种用于感应电机(3)的无传感器矢量控制装置的装置,包括全状态观测器(1)和定子电阻估计器(2)。 全阶状态观测器(1)通过使用定子顺序电压,定子测量电流和定子估计电流之间的误差电流值以及定子估计电阻来估计并提供定子估计电流和转子估计磁通量。 定子电阻估计器(2)通过使用转子估计磁通量驱动感应电动机(3)的定子电流和定子测量电流之间的定子电流值实时估计并提供定子电阻 电机(3)和全阶状态观测器(1)的定子估计电流。
    • 9. 发明授权
    • 영구자석형 동기전동기의 센서리스 제어방법 및 장치
    • 영구자석형동기전동기의센서리스제어방법및장
    • KR100455630B1
    • 2004-11-06
    • KR1019997004929
    • 1997-12-04
    • 가부시키가이샤 야스카와덴키
    • 오구로류이치후지이슈이치이나즈미마사노부
    • H02P6/04
    • H02P21/04H02P6/17H02P21/18H02P21/26H02P2207/05
    • The invention provides a sensorless control method and apparatus of a permanent magnet synchronous motor where magnetic axis can be assigned in all speed regions and speed can be controlled continuously irrespective of the speed command. In the control method, the d-q axis being the magnetic axis rotating in the real rotation speed omega R of the motor is set and also the gamma - delta axis being the assigned magnetic axis of the motor is set, and when the rotation speed omega R gamma of the gamma - delta axis is determined, a distribution gain K1 is set so as to be decreased as the absolute value of the rotation speed command omega RREF becomes large and a distribution gain K2 is set so as to be increased as the absolute value of the rotation speed command omega RREF becomes large, and the rotation speed command omega RREF is multiplied by K1 and the speed estimated value omega RP determined from the induced voltage of the synchronous motor or the induced voltage estimated value is multiplied by K2 respectively, and both multiplied values are summed thereby the rotation speed omega R gamma of the gamma - delta axis being the assigned magnetic axis is determined.
    • 本发明提供了一种永磁同步电机的无传感器控制方法和装置,其中可以在所有速度区域中分配磁轴,并且速度可以与速度命令无关地连续控制。 在该控制方法中,设定作为在电动机的实际转速ωR中旋转的磁轴的dq轴,并且设定作为电动机的分配磁轴的γ-δ轴,并且当转速ωR 确定γ-δ轴的γ,分配增益K1被设定为随着转速指令ωREF的绝对值变大而分配增益K1减小,并且分配增益K2被设定为随绝对值 转速指令ωREF变大,转速指令ωREF乘以K1,由同步电动机的感应电压或感应电压推定值求出的速度推定值ωRP分别乘以K2, 两个相乘的值相加,从而确定作为分配的磁轴的伽马-δ轴的旋转速度ωGamma。 <图像>
    • 10. 发明授权
    • 전류 지령 보정 장치
    • 电流指令补偿装置
    • KR101736006B1
    • 2017-05-15
    • KR1020160040095
    • 2016-04-01
    • 엘에스산전 주식회사
    • 전미림
    • H02P21/22H02P21/00
    • H02P25/02G01R19/25H02P21/04H02P21/14H02P21/22H02P27/06
    • 본발명은전류지령보정장치에관한것으로, 보다상세하게는전류지령이유도전동기의정격운전조건을만족하도록전류지령을보정하는보정계수의후보값을이용하여제1 토크지령구간및 제2 토크지령구간을설정하고, 제1 토크지령구간및 제2 토크지령구간중 토크지령이포함되는구간에따라서보정계수를산출하는산출부와보정계수를이용하여전류지령을보정하는보정부를포함하는것을특징으로한다. 전술한바와같은본 발명에의하면토크지령이제1 토크지령구간에포함되면유도전동기의최소여자전류조건을만족시키는보정계수의후보값중에서최소값을보정계수로산출하고, 토크지령이제2 토크지령구간에포함되면토크지령에비례하여보정계수를산출함으로써, 유도전동기의정격운전조건을만족시키는보정계수를저사양의컴퓨팅파워로빠르게산출할수 있는효과가있다.
    • 本发明涉及一种电流指令修正单元,并且更具体地,通过使用校正系数的候选值用于校正电流指令的电流指令的理由,以满足电机的第一转矩指令部分和第二转矩指令的额定工作条件 其特征在于它包括:设置间隔,并且所述第一转矩指令部分和第二转矩指令部,其包括校正根据部件的转矩指令用于使用计算单元和用于计算校正因子的校正系数来校正电流指令部 的。 根据如上述的本发明中,转矩参考现在是第一转矩指令间隔包括在计算校正系数的候选值中的最小值,以满足由校正系数感应电动机的最小励磁电流条件时,和扭矩指令是现在第二转矩指令部 通过与转矩指令成比例地计算修正系数,能够将满足感应电动机的额定运转条件的修正系数迅速计算为下限的运算功率。