| 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 k)\Yl`4au
N>;"r]Rl"
程序如下 vG WX= O
]D&$k P(
clearclc Qz&I~7aoyV
h=1000;N=100; Tysh~C|1
R=100;for i=2:101 r-] Au -
theata(i)=asin(sqrt((i-1)/N));end KfJF9!U*?
theata(1)=0;for i=1:101 \XwXs 5"G
% r(i)=R*sqrt((i-1)/N);r(i)=sqrt(R^2/i) K V ^ `
end% r(1)=0; G`E%uyjG$j
a=zeros(101,1);c=zeros(101,1); 3$+|nP:U
x=zeros(101,1);y=zeros(101,1); ^!H8"CdC3
a(1)=550;x(1)=-50; 6
)eO%M`
y(1)=0; DV +DJcF
-WP_0
for i=2:100 k=2*a(i-1); 6TS+z7S81L
F=[h,r(i-1)/2-r(i)/2]; XY=((k^2-norm(F)^2)/(2*k-2*norm(F)*cos(pi-theata(i))))*[cos(pi-theata(i)),sin(theata(i))]; o PRvd_~
x(i)=XY(1); y(i)=XY(2); 0}$",M !p
FX=F-XY; a(i)=(norm(FX)+norm(XY))/2; /Kb7#uq
i x(i)
04NI.Jv
y(i)end Fc>W]1
plot(x，y）
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