程序其實(shí)是錯(cuò)的,個(gè)人認(rèn)為完全按照國(guó)星光電夏的文章“具有均勻光照?qǐng)龅?span onclick="sendmsg('pw_ajax.php','action=relatetag&tagname=LED',this.id)" style="cursor:pointer;border-bottom: 1px solid #FA891B;" id="rlt_1">LED封裝透鏡設(shè)計(jì)”,據(jù)他說(shuō)就是按照他的幾個(gè)公式用龍格庫(kù)塔解微分方程,下面省去了龍格的函數(shù),自己用存幾何關(guān)系算出來(lái)了論文的結(jié)果,但是很是好奇為啥解方程有問(wèn)題,當(dāng)然肯定是我自己的問(wèn)題,請(qǐng)高人抽空指出下,感覺(jué)不盡 P84YriLo
function Z=wf(x,z); @_t=0Rc
Xitamax=89; TfJ*G6\7e#
d=2.5; )o:sDj`b]
Rm=1000; i\;ZEM{
L=1000; 4RctYMz
n=1.42; &KBDrJEX
G2A=pi/180; ^X6e\]yj
u=atan(sin(x*G2A)*(Rm/sin(Xitamax*G2A)-(d+z)/cos(x*G2A))/(L-z)); !\|
A=(n*cos(x*G2A)-cos(u))/(n*sin(x*G2A)-sin(u)); Ae=JG8Ht~
Z=-1*(d+z)/(cos(x*G2A))^2/(A+tan(x*G2A)); xtCMK1#
x
R=RK4('wf',0,89,0,89)