| 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 e(&v"}Ef`
|*xA 8&/
程序如下 n+9=1Oo"
NN{?z!
clearclc }0*@fO
h=1000;N=100; )AtD}HEv
R=100;for i=2:101 !PlEO 2at
theata(i)=asin(sqrt((i-1)/N));end x j)F55e?
theata(1)=0;for i=1:101 *KF#'wi
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) oCv.Ln1;Z
end% r(1)=0; x8B}ZIbT9
a=zeros(101,1);c=zeros(101,1); G $"h&Xy1c
x=zeros(101,1);y=zeros(101,1); n38p !oS
a(1)=550;x(1)=-50; a5^] 20Fa
y(1)=0; Vm(y7}Aq{
%\#8{g
for i=2:100 k=2*a(i-1); u~:y\/Y6
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))]; Y] _ruDIW
x(i)=XY(1); y(i)=XY(2); gs[uD5oo <
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; k"%~" 9
i x(i) Ta0|+IYk<
y(i)end ,-LwtePJ0
plot(x，y）
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