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資源簡介

使用龍格庫塔方法進行衛星軌道積分的計算,主要分為衛星軌道為0和0.6兩種方式。

資源截圖

代碼片段和文件信息

function?[?PV?]?=?orbitdynamics_runge_kutta(?PVh?)

x=P(1);
y=P(2);
z=P(3);
vx=V(1);
vy=V(2);
vz=V(3);

K11=FC1(vx);
K12=FC2(vy);
K13=FC3(vz);
K14=FC4(xyz);
K15=FC5(xyz);
K16=FC6(xyz);
?
x=P(1)+(h/2)*K11;
y=P(2)+(h/2)*K12;
z=P(3)+(h/2)*K13;
vx=V(1)+(h/2)*K14;
vy=V(2)+(h/2)*K15;
vz=V(3)+(h/2)*K16;
?
K21=FC1(vx);
K22=FC2(vy);
K23=FC3(vz);
K24=FC4(xyz);
K25=FC5(xyz);
K26=FC6(xyz);

x=P(1)+(h/2)*K21;
y=P(2)+(h/2)*K22;
z=P(3)+(h/2)*K23;
vx=V(1)+(h/2)*K24;
vy=V(2)+(h/2)*K25;
vz=V(3)+(h/2)*K26;
??
K31=FC1(vx);
K32=FC2(vy);
K33=FC3(vz);
K34=FC4(xyz);
K35=FC5(xyz);
K36=FC6(xyz);


x=P(1)+h*K31;
y=P(2)+h*K32;
z=P(3)+h*K33;
vx=V(1)+h*K34;
vy=V(2)+h*K35;
vz=V(3)+h*K36;

K41=FC1(vx);
K42=FC2(vy);
K43=FC3(vz);
K44=FC4(xyz);
K45=FC5(xyz);
K46=FC6(xyz);

P(1)?=?P(1)+h/6*(K11+2*K21+2*K31+K41);
P(2)?=?P(2)+h/6*(K12+2*K22+2*K32+K42);
P(3)?=?P(3)+h/6*(K13+2*K23+2*K33+K43);
V(1)?=?V(1)+h/6*(K14+2*K24+2*K34+K44);
V(2)?=?V(2)+h/6*(K15+2*K25+2*K35+K45);
V(3)?=?V(3)+h/6*(K16+2*K26+2*K36+K46);

end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

function?[K]=FC1(vx)
K=vx;
end
?
function?[K]=FC2(vy)
K=vy;
end
?
function?[K]=FC3(vz)
K=vz;
end
?
function?[K]=FC4(xyz)
u=398600.44;
r?=?sqrt(x^2+y^2+z^2);
K?=?-u*x/r^3;
end
?
function?[K]=FC5(xyz)
u=398600.44;
r?=?sqrt(x^2+y^2+z^2);
K?=?-u*y/r^3;
end
?
function?[K]=FC6(xyz)
u=398600.44;
r?=?sqrt(x^2+y^2+z^2);
K?=?-u*z/r^3;
end



?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1527??2017-10-06?17:23??離心率為0\orbitdynamics_runge_kutta.m

?????文件???????1570??2017-10-06?17:24??離心率為0\orbitdynamic_main.m

?????文件????3820122??2017-09-28?10:57??離心率為0\STK_real.mat

?????文件????5696752??2017-09-28?10:40??離心率為0\輸入初始位置速度.csv

?????文件???????1527??2017-10-06?17:06??離心率為0.6\orbitdynamics_runge_kutta.m

?????文件???????1835??2017-10-06?17:26??離心率為0.6\orbitdynamic_main.m

?????文件????8018551??2017-09-28?14:59??離心率為0.6\Satellite1?J2000?Position?Velocity.csv

?????文件????3517019??2017-10-06?17:17??離心率為0.6\satelliteposition.mat

?????文件???????8348??2017-09-28?14:49??離心率為0.6\捕獲.PNG

?????目錄??????????0??2018-03-07?23:29??離心率為0

?????目錄??????????0??2018-03-07?23:29??離心率為0.6

-----------?---------??----------?-----??----

?????????????21067251????????????????????11


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