| 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 [SJ6@ q
T+N|R
程序如下 }2K $^u R
)o\jJrVDf
clearclc zBO (`=|
h=1000;N=100; 2o>)7^9|#<
R=100;for i=2:101 ; 7N
Z<k
theata(i)=asin(sqrt((i-1)/N));end p> _;^&>&
theata(1)=0;for i=1:101 kdb(I@6
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) A
AHt218
end% r(1)=0; 3Tn )Z1o
a=zeros(101,1);c=zeros(101,1); l>Ub!^;
x=zeros(101,1);y=zeros(101,1); J9K3s_SN
a(1)=550;x(1)=-50; _EF&A-kX|u
y(1)=0; tzy'G"P|
WM)-J^)BJ
for i=2:100 k=2*a(i-1); s?ko?qN(
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))]; J Hf
x(i)=XY(1); y(i)=XY(2); C/(M"j M
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; wH~kTU2br
i x(i) l2; CQ7
y(i)end VXR]"W=
plot(x，y）
|
|