| 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 6 A
R2htN^
~Ou1WnmO
程序如下 q'[}9e`Q
#]WqM1u
clearclc 1Tp/MV/>
h=1000;N=100; "UFs~ S|e
R=100;for i=2:101 ENVk{QE!
theata(i)=asin(sqrt((i-1)/N));end U&Wwyu:4i
theata(1)=0;for i=1:101 CT a#Q,
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) YIhm$A"z0"
end% r(1)=0; )j l 8!O7
a=zeros(101,1);c=zeros(101,1); J5Z%ImiT^O
x=zeros(101,1);y=zeros(101,1); ,i9Byx#TN
a(1)=550;x(1)=-50; Z4K+ /<I
y(1)=0; K kW;-{c
9LnN $e
for i=2:100 k=2*a(i-1); Z6C= T;w
F=[h,r(i-1)/2-r(i)/2]; XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; BimjQ;jtI
x(i)=XY(1); y(i)=XY(2); ]va>ex$d
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; e> rRTN
i x(i) 3\O|ii
y(i)end NH<gU_s8{9
plot(x，y）
|
|