1、 l : 2004- 12- 10null null null null null : 2004- 12- 27Te:R0 4(1980- ), 3, , V 3,Z_ 0 .bnullnull nullNVnull基于Matlab/Smi ulink的异步电机直接转矩控制系统仿真郭冀岭,王君瑞,王远波( 2Yv , +610031)null nullKnull1:在异步电动机数学模型的基础之上,利用MATLAB/Simulink软件构建了一个异步电动机直接转矩控制调速系统b对仿真模型中的定子磁链观测器模块进行了描述,并简要说明了空间电压矢量对磁链和转矩的作用及影响b通过对异步电动机进行仿真实
2、验,得到电压a电流a转速a转矩以及磁链的仿真波形b1oM:Matlab/Simulink;异步电机;直接转矩控制;空间电压矢量ms |: TM346+. 2; TP391. 9null nullDS M : AcI|: 1001- 4551( 2005)3- 0018- 04Simulation of InductionMotorDirectTorqueControl System Based onMatlab/SimulinkGUO J-i ling,WANG Jun-ru,iWANG Yuan-bo(College of ElectricalEngineering, Southwest J
3、iaotong University, Chengdu 610031, China)Abstract:A direct torque control( DTC) system of inductionmotor is constructed withMatlab/Simulink based on themathematicmodule of inductionmotors. Themoduleofstatorfluxobservation is illustrated. And the paperexplains how thespace voltagevector affects them
4、otors stator flux and electromagnetic torque. At lastan experimentw ith definiteparametersis emulated and thewaveform of stator voltage, statorcurrent, rotor speed and electromagnetic torque are given.K ey words:Matlab/Simulink; asynchronousmotor; DTC; space voltage vectornull null q0 q) / f ?Z, P /
5、 b e/ , bW O sZE,0US“/9 i e H ,0H_, T e 3 z|, IM 71 KD e, ?bSimulink Matlab4B “dy a_s qb m , =c “d o, 4Bt v, VZL e_sb1null 直接转矩控制系统的原理m1B e“d mb“d bW O sZE,0US“/9 es ,0H_, T( Band- Band e)3PWM|, IM 71 KDe,V7 ?bm1null e“d m1. 1nulls US“/,s Z /:null18null Mechanicalt 0. 07s H, TLg = 10Nnull mb /, m5_T
6、b M,MH 1 , m60H Ebm5null_Tnull20null Mechanical “G,bs,1 v8 /:( 1) jbSE?F jg j l N L,9v j 3| A, j | a9,Btla j g p| b s j l 9h l s y Y,9 j 3 9 V ? eb( 2)b9 “SEMa aah g$ ! “g F ,S = g g p b M 3h1 M , M | a9b( 3)N NVbV “ -1NV ?Z -A,9g NV g p z, sw,9 VaV p|v t,;N hn NV| ? “ -9 , M 39|5%Pb( 4) FYb FY ! “
7、v /,5 M 39 , /1 abV1 f A, sZ F?ZY, FGa ! B9; 8 aD 3g 3 1, vbV “ -M1?Z -A, FY f , 39 , SEFv M30# a48# U a30# Y* !/ /p 9b(5) bV “ -6 A,6 |B tz, SE %y/ 60 $/F|S !bF TFa F F, 3 M =Tl1000 $lFb“F y+Y g jhy !/n ,P?Zb H,9 A,Btv s O +Y,/B 3/ Ybnull21nullnull 2005 M22 3 null null null null null null null Mechanical& ElectricalEngineeringMagazinenull Vo.l 22null No. 3null 2005
