| 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 R 5Cy%
:Oc&{z?q
程序如下 GD<pqm`vVY
89fl\1 8%
clearclc { \5-b:#_
h=1000;N=100; nE"0?VNW$
R=100;for i=2:101 +\66 ; 7]s
theata(i)=asin(sqrt((i-1)/N));end vb2aj!8_?
theata(1)=0;for i=1:101 ~c'R7E&Bfa
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i)
C44*qiG.
end% r(1)=0; m@y _Wt
a=zeros(101,1);c=zeros(101,1); 8zH/ a
x=zeros(101,1);y=zeros(101,1); &$. x1$%
a(1)=550;x(1)=-50; @v=A )L
y(1)=0; 0u8(*?
?`Som_vKO
for i=2:100 k=2*a(i-1); G9jlpf5>
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))]; } bEu+bZ
x(i)=XY(1); y(i)=XY(2); ,E8~^\HV
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; $:<G=
i x(i) E3E$_<^
y(i)end 6T=zHFf~
plot(x，y）
|
|