首页> 外国专利> CONTROL DEVICE FOR ELECTRIC-POWERED VEHICLE, AND ELECTRIC-POWERED VEHICLE WITH CONTROL DEVICE AS WELL AS CONTROL METHOD FOR ELECTRIC-POWERED VEHICLE, AND COMPUTER-READABLE RECORDING MEDIUM BEARING PROGRAM FOR CAUSING COMPUTER TO EXECUTE CONTROL METHOD

CONTROL DEVICE FOR ELECTRIC-POWERED VEHICLE, AND ELECTRIC-POWERED VEHICLE WITH CONTROL DEVICE AS WELL AS CONTROL METHOD FOR ELECTRIC-POWERED VEHICLE, AND COMPUTER-READABLE RECORDING MEDIUM BEARING PROGRAM FOR CAUSING COMPUTER TO EXECUTE CONTROL METHOD

机译:电动车辆的控制装置以及具有该控制装置的电动车辆以及电动车辆的控制方法,以及使计算机成为执行控制方法的计算机可读记录介质的程序

摘要

A carrier frequency setting unit (64) sets a carrier frequency (FC) according to the torque command (TR) of a motor generator and the number of motor rotations (MRN). A PWM signal generation unit (68) generates phase modulation waves corresponding to respective phase voltage commands (Vu, Vv, Vw) and generates phase PWM signals (Pu, Pv, Pw) according to the magnitude relationship between each of the phase modulation waves and a carrier wave having the carrier frequency (FC). A PWM center control unit (66), when the carrier frequency (FC) is lower than a predetermined frequency, generates a PWM center correction value (ΔCE) for variably controlling a PWM center and outputs to the PWM signal generation unit (68).
机译:载波频率设置单元( 64 )根据电动发电机的转矩指令(TR)和电动机转数(MRN)设置载波频率(FC)。 PWM信号产生单元( 68 )产生与各个相电压指令(Vu,Vv,Vw)相对应的相位调制波,并根据两者之间的大小关系产生相位PWM信号(Pu,Pv,Pw)。每个调相波和具有载波频率(FC)的载波。当载波频率(FC)低于预定频率时,PWM中心控制单元( 66 )生成用于可变控制PWM中心的PWM中心校正值(ΔCE)并输出到PWM信号生成单元( 68 )。

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