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可运行的源代码:function dx = system_ct(t, x, u, T) 9 H* D& b2 \ N3 M+ ?
global vr wr+ w% P" u/ w* W. `
dx = zeros(3,1);
, b1 R1 k' G9 M! f$ m( M w = wr - u(2);
! I q) y6 ]3 _ dx(1) = -w * x(2) + u(1);
, i% V6 ~& N$ a. H! B+ J" ~ dx(2) = w * x(1) + vr * sin(x(3));( l. G. @% Q3 @ x$ n3 x
dx(3) = u(2);6 o' N, Y) O! R, w
end
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5 j( _" V% r; W更改了模型之后模型改为:, \. X5 f; I' V; V+ B3 F0 I- L
function dx = system_ct(t, X1 ,x , u , T)
" \( h5 m/ r8 U o global m11 m22 m33 d11 d22 d33 xmeasure
9 H9 ~* Q. G0 K7 D global Xu Xuu Yv Yvv Nr Nrr %均为常数
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( i' m* P: {4 n' Bd11=Xu+Xuu*abs(X1(4));7 K. W/ }& e. C1 k& ^" N
d22=Yv+Yvv*abs(X1(5));% q' ~& u+ R2 n
d33=Nr+Nrr*abs(X1(6));" p8 {; R: {. a7 g# `9 M8 T) T% H
dX1 = zeros(6,1);
C! \ ]; {( hdX1(1)=X1(4)*cos(X1(3))-X1(5)*sin(X1(3));
$ S/ A8 ~. D) `! SdX1(2)=X1(4)*sin(X1(3))+X1(5)*cos(X1(3));
. M) R* F6 I) B- a, y" I+ YdX1(3)=X1(6);
* Y f0 Y u# b( qdX1(4)=(m22/m11)*X1(5)*X1(6)-(d11/m11)*X1(4)+u(1)/m11;
) e/ h) m1 W6 P* X- {8 Z2 T8 VdX1(5)=-(m11/m22)*X1(4)*X1(6)-(d22/m22)*X1(5);
+ c, T- T" f0 z: h0 GdX1(6)=((m11-m22)/m33)*X1(4)*X1(5)-(d33/m33)*X1(6)+u(3)/m33;7 k/ ?* H5 c8 x7 Y
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dx = zeros(6,1);
' y4 a0 F X8 Fdx(1)=Xr(1)-dX1(1);4 M3 a9 f7 X) T$ i
dx(2)=Xr(2)-dX1(2);* B, G8 [0 n, k- `0 H
dx(3)=Xr(3)-dX1(3);
i5 F1 W: b7 O" L% l9 b# Tdx(4)=Xr(4)-dX1(4);
+ V6 x; B& m3 n3 t. [7 U. ndx(5)=Xr(5)-dX1(5); n, R/ ?! l' G, G: @/ m
dx(6)=Xr(6)-dX1(6);
. y+ p2 P4 Z' S& }$ e- l( Rend( d7 e# F9 j f- f/ ~- r+ f
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运行即报错第68行,“输入参数的数目不足。”
; K0 F0 a+ A' Y* E; U i2 U4 q请问各位这该怎么修改?0 t% j! b- G/ v* C/ J+ Q# ?
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