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这是dynamic_.m文件的内容
8 x$ V! ]6 R0 O, l* Lfunction [sys,x0,str,ts,simStateCompliance] = dynamic_(t,x,u,flag)3 w E7 V; x: I! G5 W4 D
switch flag,5 u3 P8 B9 \% W5 p+ R' T
case 0,
$ W% c8 ^6 k; h% F+ f+ i% q [sys,x0,str,ts,simStateCompliance]=mdlInitializeSizes;" t8 F$ {: h: }: ^2 J. o$ Z) R
case 3,1 l, t8 z+ \* ?$ @+ g
sys=mdlOutputs(t,x,u);+ s3 D. u0 Y X
case {1, 2, 4, 9 }5 g$ o/ U; U f* D, @
sys=[];
0 s& r# Y9 b" `# [. e7 n otherwise9 i1 F4 A' _5 f( u4 C @6 J+ u% x6 [
DAStudio.error('Simulink:blocks:unhandledFlag', num2str(flag));
8 u0 y" E! `3 C0 ^( {end: f+ g; D4 Y' l
function [sys,x0,str,ts,simStateCompliance]=mdlInitializeSizes! X! {) A1 e0 i) T! e
sizes = simsizes;0 V+ U' |4 W' ^4 Y' i. o! }
sizes.NumContStates = 0;
" D9 I1 ], K/ O; o7 ]- rsizes.NumDiscStates = 0;
( W1 E4 E' ]% e/ z( H' o9 h! qsizes.NumOutputs = 3;% T2 c4 \5 Y' b: f" D$ a& l4 ?* b5 i
sizes.NumInputs = 3;
2 \9 V* n( |. Q7 ^4 U6 Xsizes.DiRFeedthrough = 1;
6 y4 g, P( K0 }$ p$ G& vsizes.NumSampleTimes = 1; % at least one sample time is needed/ p( G9 o; x) Y4 u
sys = simsizes(sizes);4 Q( T7 ^4 i S3 x$ [
x0 = [];
' r2 \, A- T7 Bstr = [];, o0 t3 c1 X& [9 m
ts = [0 0];3 [4 `1 }4 w) C6 h& ?
simStateCompliance = 'UnknownSimState';' R& H4 ]/ J1 z) D6 `* C7 E# m
% end mdlInitializeSizes
1 T" L+ _" W! A$ I9 u/ v& ]0 { ^function sys=mdlOutputs(t,x,u)7 t; p: Q' c) X
z1 = u(1);
1 P3 l" ?$ t1 u. Iz2 = u(2);7 c j. L! M6 y
ut = u(3);
% i/ x6 p4 M$ \, A0 jthet = 0.95;4 x2 q |* w" `4 Z$ v) @, `5 I5 v# T
a1 = 0.5;
2 h& N/ v" K0 S8 _a2 = 1.9;
|; ~0 S) e( d+ X, Gd1_z1 = z2-1/8*(z1^4*thet^3);4 U; w; _3 T* h4 I' h: J
d1_z2 = ut+1/10*(z2*exp(z1*thet))-(a1*sin(z2)*z1*log*(1+a2^2*z1^2));
. I! Z9 n) X4 w; r& H/ ^ z- ~y1 = thet*z1;
) ?, p3 x6 F- w# s( P8 t/ A' W Gsys = [d1_z1;d1_z2;y1];
v6 B' w( o! S7 E9 T6 ]: _" }! y( ^* ~: L+ n0 Q
问题如下：
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发表于 2020-9-3 10:35
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