| 敬天帅 |
2017-01-03 13:31 |
关于配焦椭流线法的matlab编程实现问题
求前辈指点迷津，感觉椭流线表达式有问题，又不知道哪里不对 %VS 2M
#f
/wlFD,+8
程序如下 CMFC"e S e
D>S8$]^Dm
clearclc #:Xa'D+
h=1000;N=100; Gj*SP U
R=100;for i=2:101 /0-\ek ye
theata(i)=asin(sqrt((i-1)/N));end 8,H~4Ce3
theata(1)=0;for i=1:101 0yKh p: ^
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) c{ 7<H
end% r(1)=0; vU7&'ca
a=zeros(101,1);c=zeros(101,1); }]`}Ja
x=zeros(101,1);y=zeros(101,1); shD+eHo$
a(1)=550;x(1)=-50; UL[uh@4
y(1)=0; kM,@[V
fmBkB8
for i=2:100 k=2*a(i-1); =8@RKG`>;
F=[h,r(i-1)/2-r(i)/2]; XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; N7a[B>+`
x(i)=XY(1); y(i)=XY(2); y%JF8R ;n
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; _E&U?>g+
i x(i) 'Z y{mq\
y(i)end u !M& ;QL
plot(x，y）
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