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    • 8. 发明授权
    • Inverter control method and system for eco-friendly vehicle
    • 变频器环保车辆控制方法及系统
    • US09172316B2
    • 2015-10-27
    • US14049503
    • 2013-10-09
    • Hyundai Motor Company
    • Su Hyun BaeWon Kyoung ChoiSung Kyu KimMu Shin Kwak
    • H02P27/04H02P6/00H02P27/08H02M7/537H02M1/00
    • H02P6/002H02M7/537H02M2001/0003H02P27/085
    • Provided is an inverter control system and method for an eco-friendly vehicle, by which overall improvements can be obtained in terms of switching loss, electromagnetic performance, noise-vibration-harshness (NVH) performance, control stability, and so forth, when compared to a conventional case in which one fixed switching frequency and one fixed sampling frequency are used over the entire operation area. To this end, the inverter control method for an eco-friendly vehicle which generates a pulse width modulation (PWM) signal according to a switching frequency and a sampling frequency and controls ON/OFF driving of a switching element, in which a controller changes and sets the switching frequency according to a current motor speed, changes and sets a sampling frequency according to the switching frequency, and controls on/off driving of a switching element according to the switching frequency corresponding to the motor speed and the sampling frequency.
    • 提供一种用于环保车辆的逆变器控制系统和方法,当比较时,可以在开关损耗,电磁性能,噪声振动刺激性(NVH)性能,控制稳定性等方面得到全面改善 涉及在整个操作区域上使用一个固定开关频率和一个固定采样频率的常规情况。 为此,环境友好型车辆的逆变器控制方法根据开关频率和采样频率生成脉宽调制(PWM)信号,并控制控制器变更的开关元件的接通/断开驱动, 根据当前电机速度设置开关频率,根据开关频率改变和设置采样频率,并根据与电机速度和采样频率对应的开关频率控制开关元件的导通/截止驱动。
    • 9. 发明授权
    • Method for controlling interior permanent magnet synchronous motor
    • 内部永磁同步电机控制方法
    • US08994304B2
    • 2015-03-31
    • US13653543
    • 2012-10-17
    • Hyundai Motor CompanyKia Motors CorporationIndustry-Academic Cooperation Foundation, Yeungnam University
    • Su Hyun BaeSung Kyu KimWon Kyoung ChoiMu Shin KwakJul Ki SeokSe Hwan Kim
    • H02P21/00
    • H02P21/0085H02P21/0089
    • Disclosed is a method for controlling a permanent magnet synchronous motor to maximize use of voltages of a battery by voltage phase control within weak magnetic flux area and to achieve compensation for a torque error through a torque compensator when driving the permanent magnet synchronous motor for hybrid vehicles. In particular, the method controls a permanent magnet synchronous motor so that voltage use can be maximized in a weak magnetic flux area by using voltage near maximum voltage through voltage phase control utilizing magnetic flux-based map data receiving a torque command and motor speed/batter output voltage as inputs and torque error can be compensated using a torque compensation filter when a motor constant is changed in the weak magnetic flux by a circumstance parameter, when the permanent magnet synchronous motor mounted in a hybrid vehicle and an electric vehicle is driven.
    • 本发明公开了一种永磁同步电动机的控制方法,其特征在于,在弱磁通面积内通过电压相位控制来最大限度地利用电池的电压,并且在驱动用于混合动力汽车的永久磁铁同步电动机时,通过转矩补偿器实现对扭矩误差的补偿 。 特别地,该方法控制永磁同步电动机,使得通过使用基于磁通量的地图数据接收扭矩指令和电动机速度/电击器的电压相位控制,通过使用最大电压附近的电压,在弱磁通量区域中使电压最大化 当安装在混合动力车辆和电动车辆中的永久磁铁同步电动机被驱动时,当通过环境参数使弱磁通中的电动机常数发生变化时,可以使用转矩补偿滤波器来补偿输出电压作为输入和转矩误差。