《飞行力学》课程实验指导

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1、《飞行力学》课程实验指导实验名称：铅垂平面飞行弹道仿真及分析课内学时：８学时，课外学时：８学时实验内容与要求：根据描述飞行器在铅垂平面内运动的数学模型，编制某导弹的铅垂平面无控飞行弹道仿真程序，利用计算机解算无控飞行弹道，并对初始段弹道参数的变化规律进行分析。数学模型：（2-121）推荐算法：四阶龙格—库塔法。原始数据：1）初值x=0(m)y=20.0(m)J=18°q=18°v=20(m/s)wz=0(rad/s)m=52.38(kg)2）攻角与马赫数范围(仅用于插值计算)攻角=0~10°马赫数=0.1~0.93）阻力系数表马赫数攻角(°)

2、02468100.1.4177.4404.5219.6603.85341.10230.2.3858.4086.4903.6290.82261.07230.3.3779.4007.4827.6218.81601.06660.4.3785.4015.4838.6234.81841.07000.5.3787.4018.4846.6249.82091.07380.6.3829.4062.4897.6310.82841.08350.7.3855.4091.4934.6363.83581.09380.8.4082.4321.5175.6621.86411

3、.12540.9.4947.5192.6073.7571.96721.23924）升力系数表马赫数攻角(°)02468100.1.0000.64301.47582.28703.07133.84630.2.0000.64541.48072.29423.08143.85980.3.0000.64801.48582.30143.09153.87310.4.0000.65121.49232.31073.10393.88910.5.0000.65541.50072.32273.11973.90920.6.0000.66171.51342.34093.1

4、4363.94010.7.0000.66981.53042.36613.17753.98350.8.0000.67921.55012.39503.21624.03230.9.0000.69331.59352.47063.32734.17905）推力数据t(s).000.15.492.112.273.538.7825.4542.8043.6844.08P(kgf)331.2614.3505.4607.848.6543.9742.0141.0040.8040.792.22第一级工作结束时间：2.1126s，第二级工作结束时间：44.0832s6）

5、发动机质量秒流量t(s)0.2.12.10544.144.105100秒流量(kg/s)2.3622.3620.210590.210590.0.7）转动惯量t(s).02.02.46.410.414.418.422.426.430.434.038.442.444.0Jy(kgms)8.357.887.867.817.787.757.737.717.707.707.697.697.697.698）导弹重心（起自头部）t(s).02.02.410.018.026.032.038.042.044.0XG(m).9381.9095.9091.9026

6、.8969.8928.8907.8896.8895.88969）静稳定力矩系数马赫数攻角(°)02468100.10.0000-0.0104-0.0341-0.0564-0.0771-0.09850.20.0000-0.0104-0.0341-0.0564-0.0770-0.09830.30.0000-0.0104-0.0341-0.0564-0.0769-0.09820.40.0000-0.0105-0.0342-0.0564-0.0768-0.09790.50.0000-0.0104-0.0339-0.0560-0.0761-0.0969

7、0.60.0000-0.0093-0.0314-0.0521-0.0708-0.09030.70.0000-0.0080-0.0286-0.0477-0.0650-0.08290.80.0000-0.0065-0.0252-0.0425-0.0578-0.07390.90.0000-0.0053-0.0229-0.0391-0.0538-0.0693当导弹重心变化时的修正公式：10）阻尼力矩导数当Xg=.9381时马赫数攻角(°)02468100.1-0.4686-0.4829-0.4982-0.5130-0.5272-0.54090.2-0

8、.4707-0.4850-0.5003-0.5150-0.5292-0.54290.3-0.4744-0.4886-0.5039-0.5186-0.5327-0.5