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可运行的源代码:function dx = system_ct(t, x, u, T)
! I# G6 `2 U: j" o global vr wr* i, V0 _$ P( b8 C' @& |4 s! k. g
dx = zeros(3,1);+ c5 `- q9 p5 O; _) p: S8 q' |6 `
w = wr - u(2);
; c' E$ i8 n# J dx(1) = -w * x(2) + u(1);
6 z: P/ l( _9 B dx(2) = w * x(1) + vr * sin(x(3));
% f3 Q% n% ~" y dx(3) = u(2);
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( p2 p/ f' @9 H/ o6 g更改了模型之后模型改为:
% V9 t7 [/ }: k1 P1 D$ V0 Hfunction dx = system_ct(t, X1 ,x , u , T)
- y; L2 V$ s! v global m11 m22 m33 d11 d22 d33 xmeasure
8 y5 P; |& {5 v* W% { global Xu Xuu Yv Yvv Nr Nrr %均为常数
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d11=Xu+Xuu*abs(X1(4));
3 |4 A( K* N6 s+ gd22=Yv+Yvv*abs(X1(5));
+ p: w: ^+ Z/ \; N% ~7 A6 Wd33=Nr+Nrr*abs(X1(6));
3 {% U. \6 r) Y/ y: [8 fdX1 = zeros(6,1);
$ Y- h4 j( {9 d, f2 t' adX1(1)=X1(4)*cos(X1(3))-X1(5)*sin(X1(3));
' l! J* q+ `' }& W: ]dX1(2)=X1(4)*sin(X1(3))+X1(5)*cos(X1(3));
5 K( {7 E4 v+ c$ @dX1(3)=X1(6);% b9 v( i# E; \- v' y: q# X/ `5 s7 R
dX1(4)=(m22/m11)*X1(5)*X1(6)-(d11/m11)*X1(4)+u(1)/m11;2 _: y( D; M6 {& N) Q# C
dX1(5)=-(m11/m22)*X1(4)*X1(6)-(d22/m22)*X1(5);4 y( @6 Z2 R' Z1 _& U
dX1(6)=((m11-m22)/m33)*X1(4)*X1(5)-(d33/m33)*X1(6)+u(3)/m33;
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* Y: S1 h( [3 \+ n' Ddx = zeros(6,1);1 ]7 ?* i2 @5 w
dx(1)=Xr(1)-dX1(1);; [5 d J3 n& J( a
dx(2)=Xr(2)-dX1(2);
$ i# Q5 a" N+ G( {& Q6 Idx(3)=Xr(3)-dX1(3);) e$ L. Z8 ]6 F s) ]9 l+ ~
dx(4)=Xr(4)-dX1(4);
7 c% f, ~3 G, J$ c; bdx(5)=Xr(5)-dX1(5);
/ t1 q; ?5 C5 s& A' ?2 v8 f0 bdx(6)=Xr(6)-dX1(6);5 }" \! r1 \4 y! j0 a
end
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. x- U" m" ~* X6 J* r运行即报错第68行,“输入参数的数目不足。”
/ N( t+ q; \7 Y# z4 R# N请问各位这该怎么修改?
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