| 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 rnt$BB[g
E Zu
程序如下 6`{)p&9
n$\6}\k
clearclc
s*A|9u f5
h=1000;N=100; ^,\se9=(
R=100;for i=2:101 :Q%yW%St$
theata(i)=asin(sqrt((i-1)/N));end %@,:RA\pm
theata(1)=0;for i=1:101 fe ]T9EDA
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) v |hKf6
end% r(1)=0; BM}a?nnoc
a=zeros(101,1);c=zeros(101,1); Zq6ebj
x=zeros(101,1);y=zeros(101,1); )-6[ Bw
a(1)=550;x(1)=-50; ^c:eXo U
y(1)=0; ,'@ISCK^
hc~#l #
for i=2:100 k=2*a(i-1); %>QSeX
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))]; Zp P6Q
x(i)=XY(1); y(i)=XY(2); >5YYij 5Aj
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; m]b.P,~v
i x(i) )Z`viT
y(i)end r' }k`A 5>
plot(x，y）
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