资源简介
插值得到气动数据。。4阶龙格库塔阶运动微分方程。得到弹道数据
代码片段和文件信息
syms y0 y1 y2 y3 y4 y5 x x0 x1 x2 x3 x4 x5 a Ma
t0=(x-x1)*(x-x2)*(x-x3)*(x-x4)*y0/((x0-x1)*(x0-x2)*(x0-x3)*(x0-x4)) %对于阻力因数的线性差值,采用4阶拉格朗日插值法
t1=(x-x0)*(x-x2)*(x-x3)*(x-x4)*y1/((x1-x0)*(x1-x2)*(x1-x3)*(x1-x4))
t2=(x-x1)*(x-x0)*(x-x3)*(x-x4)*y2/((x2-x1)*(x2-x0)*(x2-x3)*(x2-x4))
t3=(x-x1)*(x-x2)*(x-x0)*(x-x4)*y3/((x3-x1)*(x3-x2)*(x3-x0)*(x3-x4))
t4=(x-x1)*(x-x2)*(x-x3)*(x-x0)*y4/((x4-x1)*(x4-x2)*(x4-x3)*(x4-x0))
Cx0=t0+t1+t2+t3+t4
Cx15=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{a2468100.0430.05110.06510.08470.112})
Cx21=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{a2468100.0360.04360.05580.07360.0973})
Cx27=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{a2468100.03080.03720.04810.06410.0849})
Cx33=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{a2468100.02650.03230.04190.0560.0746})
Cx40=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{a2468100.02220.02720.03560.04780.0644})
Cx=subs(Cx0{xx0x1x2x3x4y0y1y2y3y4}{Ma1.52.12.73.34.0Cx15Cx21Cx27Cx33Cx40})
f0=(x-x1)*(x-x2)*(x-x3)*(x-x4)*(x-x5)*y0/((x0-x1)*(x0-x2)*(x0-x3)*(x0-x4)*(x0-x5)) %对于升力因数的线性差值,采用5阶拉格朗日插值法
f1=(x-x0)*(x-x2)*(x-x3)*(x-x4)*(x-x5)*y1/((x1-x0)*(x1-x2)*(x1-x3)*(x1-x4)*(x1-x5))
f2=(x-x1)*(x-x0)*(x-x3)*(x-x4)*(x-x5)*y2/((x2-x1)*(x2-x0)*(x2-x3)*(x2-x4)*(x2-x5))
f3=(x-x1)*(x-x2)*(x-x0)*(x-x4)*(x-x5)*y3/((x3-x1)*(x3-x2)*(x3-x0)*(x3-x4)*(x3-x5))
f4=(x-x1)*(x-x2)*(x-x3)*(x-x0)*(x-x5)*y4/((x4-x1)*(x4-x2)*(x4-x3)*(x4-x0)*(x4-x5))
f5=(x-x1)*(x-x2)*(x-x3)*(x-x4)*(x-x0)*y5/((x5-x1)*(x5-x2)*(x5-x3)*(x5-x4)*(x5-x0))
Cya0=f0+f1+f2+f3+f4+f5
Cya15=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.03020.03040.03060.03090.03110.0313})
Cya20=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.02790.02800.02840.02860.02880.029})
Cya25=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.02610.02640.02670.02690.02720.0274})
Cya30=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.02470.02480.02510.02540.02570.0259})
Cya35=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.02260.02270.02310.02330.02360.0238})
Cya40=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{a12468100.02090.0210.02130.02160.02190.0221})
Cya=subs(Cya0{xx0x1x2x3x4x5y0y1y2y3y4y5}{Ma1.522.533.54Cya15Cya20Cya25Cya30Cya35Cya40})
mu=zeros(1100); %为迭代量预置空间,
Y=zeros(1100);
theta
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