| 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 stDr F1{
|sN>/89=/
程序如下 x.r OP_rs
C3n_'O
clearclc $2uZdl8Rvj
h=1000;N=100; tn-_3C
R=100;for i=2:101 =Rl?. +uE
theata(i)=asin(sqrt((i-1)/N));end OW (45
theata(1)=0;for i=1:101 wD}ojA&DU
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) P@ewr}
end% r(1)=0; z~TG ~_s
a=zeros(101,1);c=zeros(101,1); \Kph?l9Ww
x=zeros(101,1);y=zeros(101,1); `I(#.*
a(1)=550;x(1)=-50; sd;J(<Ofh
y(1)=0; -@49Zh2'
RbUhLcG5
for i=2:100 k=2*a(i-1); box(FjrZE
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))]; 5T?esF<
x(i)=XY(1); y(i)=XY(2); rlEp&"+|M
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; mX78Av.z!
i x(i) 9Foo8e
y(i)end G3{t{XkV
plot(x，y）
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