2、.D.C: 681.3Dissertation for the Master Degree in EngineeringCONTROLMETHODFORAMOVING-MASSVEHICLECandidate:Wang DanniSupervisor:Prof. Zicai WangAcademicDegreeAppliedfor:Master of EngineeringSpeciality:Control Science and EngineeringAffiliation:Control and SimulationCenterDateofDefence:June, 2018Degre
3、e-Conferring-Institution:Harbin Institute of Technology哈尔滨工业大学工程硕士学位论文摘要变质心飞行器与其他类型飞行器相比,气动外形简单且避免了舵面烧灼等问题,因此受到了国内外广泛关注。针对这类飞行器,设计出具有良好机动性、控制精度高、响应速度快和鲁棒性强的控制器也成为了现在的飞行器姿态控制方法中的研究热点问题。在此背景下,本文对变质心飞行器的姿态控制律设计方法进行了深入研究,具体研究工作如下:首先,针对变质心飞行器建立数学模型。飞行的动力学方程和运动学方程是可以代表飞行器运动的数学模型,利用该模型可以对飞行器进行分析和模拟。该数学模型一
5、即数值法对该最优问题进行求解。对控制量各状态量参数化,选取配置点并且在该点对控制量和状态量进行离散化处理。选用高斯伪谱法实现了控制器参数的优化,利用MATLAB仿真分析验证了利用高斯伪谱法可以实现燃料最优和调整时间最优的控制方法。关键词:变质心控制;自适应滑模控制;高斯伪谱法;参数优化I哈尔滨工业大学工程硕士学位论文AbstractCompared with other types of vehicle, the moving-mass control vehicle has a simple aerodynamic shape which can make the vehicle avoi
6、d from rudder burning. For this kind of vehicle, to design an attitude controller with good maneuverability, high control precision, fast response speed and strong robustness has become a hot research topic. In this context, the design method of attitude control law for moving-mass control vehicle
7、has been studied in detail.First, the mathematical model of this moving-mass control vehicle has been established. The dynamic equation and kinematic equation of flight can be used to represent the mathemat