| 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 35%'HF t_
T9osueh4
程序如下 q.`+d[Q 2
]!E| 5=q
clearclc l 4I@6@
h=1000;N=100; )c b e 4
R=100;for i=2:101 ==F[5]?
theata(i)=asin(sqrt((i-1)/N));end y ]xG@;4M
theata(1)=0;for i=1:101 k-@CcrepF
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) \A zl6`Em
end% r(1)=0; r Z/,^[T
a=zeros(101,1);c=zeros(101,1); Vv~rgN h
x=zeros(101,1);y=zeros(101,1); <.s=)}'`P
a(1)=550;x(1)=-50; RMMx6L|-:
y(1)=0; 4&~ft
7hqa|
for i=2:100 k=2*a(i-1); gk >-h,>"
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))]; Uc/M PCqZ
x(i)=XY(1); y(i)=XY(2); >wS52ng
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; 2-Y%W(bEzs
i x(i) 9&q<6TZ z
y(i)end &~ QQZ]q6
plot(x，y）
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