(1.8)--2.2 转速闭环控制直流传动系统.pdf

-1 -2 1+-A GT MTG+-+-+-UtgUdIdn+-+UnUnU*nUc UPE+-3 UPE Uc UcUd0uACDC-4 UPE IGBT P-MOSFET PWM GTO IGCT -5 -6 n*n nU U U=n p cU K U=c s 0 dU K U=ed 0 dCR I Un=n U=n 1 2 3 4 5 -7 V.min/r UPE KpKsRUd0-8)1()1()/1(ede*n s pe s p ed*n s pK CRIK CU K KC K K CR I U K Kn+=+=K es pCK KK=2-35 6 7 -9KpKs1/CeU*nUcUnEn Ud0Un+-IdR-2 -10a b)1(e*n s pK CU K Kn+=)1(edK CRIn+=U*nKpKs1/CeUcUnnUd0Un+-KpKs1/Ce-IdR nUd0+-E+-11)1()1(ede*n s pK CRIK CU K Kn+=7