| 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 1 ]b.fD
oNF6<A(@$
程序如下 9 djk[ttA)
/9fR'EO{x
clearclc vx5Zl& 6r
h=1000;N=100; [d ]9Oa4
R=100;for i=2:101 /mzlH
theata(i)=asin(sqrt((i-1)/N));end 0LJ v '
theata(1)=0;for i=1:101 $ (x]
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) e$ rZ 5X
end% r(1)=0; },-H"Qs
a=zeros(101,1);c=zeros(101,1); :d'8x
x=zeros(101,1);y=zeros(101,1); ncT&Gr
a(1)=550;x(1)=-50; ?4T-@~~*`=
y(1)=0; "3Y0`&:D
5` p.#
for i=2:100 k=2*a(i-1); Slc\&Eb
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))]; tc_ 3sC7jN
x(i)=XY(1); y(i)=XY(2); @cXMG6:{
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; K [zVa
i x(i) >i?oC^QM
y(i)end FfT`;j
plot(x，y）
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