資源簡介
MRAS方法無速度傳感器控制異步電機模型,可以閉環,可直接用于dSpace實時控制。
代碼片段和文件信息
clear?all
clc;
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
t_ss=1/8e3;?????%?Simulation?step?size
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%?Initialisierung?Asynchronmaschine
%Asynchronmaschine
P_N?=?250;
N_N?=?2870;
N_0N?=?3000;
M_N?=?P_N/(2*pi*N_N/60);
U_NY=400;
I_NY=0.97;
F_1N=50;
cos_PhiN=?0.65;
M=0.791;?%?Hauptinduktivit?t
L1=0.891;?%?Statorinduktivit?t?und?Rotorinduktivit?t?
L2=0.891;
L_1s?=?0.1;?%Streuinduktivit?t?von?Stator?und?Rotor
L_2s?=?0.1;
R1=?50.66;?%?Statorwiderstand
R2=?10.15;?%?Rotorwiderstand
????????????????
Theta=0.00134;%?Traegheitsnennkonstante
T_ThetaN=?0.294;
%--------------------------------------------------------------------------
%?Norminierung
U_Norm?=?sqrt(2/3)*U_NY;
I_Norm?=?sqrt(2)*I_NY;
F_Norm?=?F_1N;
Omega_Norm?=?2*pi*F_1N;
Omega_1N=2*pi*F_1N;
P_Norm=?sqrt(3)*I_NY*U_NY;
r_1=?R1*I_Norm/U_Norm;
r_2=?R2*I_Norm/U_Norm;
x_1=?L1*Omega_1N*I_Norm/U_Norm;
x_2=?L2*Omega_1N*I_Norm/U_Norm;
x_H=?M*Omega_1N*I_Norm/U_Norm;
T_N=?1/(2*pi*F_1N);
sigma=1-(M^2/(L1*L2));
f_2N?=?(N_0N-N_N)/N_0N;?????????%slip
p_N?=?P_N/P_Norm;???????????????%Moment?Koeffizient
k_m=(1-f_2N)/p_N;
%--------------------------------------------------------------------------
%aequivalent?Fluss-Kreis
Vspsi_2A=sigma*x_H/(r_1*(1-x_H^2/(x_1*x_2)));
Tdeltapsi_2A=T_N*sigma*(x_1/r_1+x_2/r_2)/(1-x_H^2/(x_1*x_2));
%Flussregler
K_P_F=0;
K_I_F=?1/(2*Vspsi_2A*Tdeltapsi_2A);??%I?controller
K_D_F=0;
%Drehmomentregler
V_S=k_m*x_H/(x_2*r_1);????%verst鋜kung?der?strecke
T_sigma_mi=sigma*T_N*x_1/r_1;???%zeitkonstante?der?strecke
K_P_M=0;
K_I_M=1/(2*V_S*T_sigma_mi);??????%?I?controller
K_D_M=0;
%?Drehzahlregler
Tersi_m=2*sigma*T_N*x_1/r_1;
Tgn=0.000;
TGn=4*(Tersi_m+Tgn);
Tersi_m1=Tersi_m+Tgn;
K_P_drehzahl=T_ThetaN/(2*Tersi_m1);
K_I_drehzahl=K_P_drehzahl/(4*Tersi_m1);
K_D_drehzahl=0;
%?geschaetzter?Drehzahlregler
%?geschaetzter?Drehzahlregler
K_P_adaption=10000;
K_I_adaption=32000;
K_D_adaption=0;
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1987??2013-06-15?11:40??init_Reglung.m
?????文件?????170733??2013-06-15?11:40??model_MRAS.mdl
-----------?---------??----------?-----??----
???????????????172720????????????????????2
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