taem

Study of TAEM Phase Guidance Based on Energy Controlling

基于能量控制方法的航天器TAEM制导仿真

Simulation results show that TAEM guidance law can meet the requirements of auto landing .

确定了各飞行阶段的制导方法；并对整个制导律进行了仿真计算，仿真结果表明该制导律能满足自动着陆的要求。

Put forward the method of onboard generation of TAEM trajectories , the concept of energy corridor .

提出了机载轨迹生成器的方法，能量走廊的概念。

Based on total energy control principle , this paper gives the range prediction and guidance method for every sub phase of TAEM flight .

本文根据能量控制原理给出了末端能量管理各飞行阶段的射程预测方法；

To guarantee the TAEM interface constraints , an analytic trajectory solution based on dynamic pressure programming is presented for the Alpha Transition .

为保证TAEM段的窗口约束，以基于动压剖面的规划方法设计迎角过渡段轨迹。

To research the trajectory design method for terminal area energy management ( TAEM ) of reusable launch vehicle ( RLV ), the method basing on nonlinear equations of motion is designed .

为了研究重复使用运载器末端能量管理段的下滑轨迹线设计，给出了基于高度和动压的质点动力学的设计方法。

An unpowered entry will follow , including a suborbital reentry which flight from the apogee to the interface of Terminal Area Energy Management ( TAEM ) .

亚轨道再入段是指从最高点开始无动力下滑，到达末端区域能量管理段（TAEM）的飞行过程。

The nonlinear simulation of TAEM guidance scheme and guidance law was completed . The results show that the guidance scheme is logical , and the simulation environment for Reusable Launch Vehicle is common and practical .

利用伪5自由度仿真环境对末端能量管理段的制导策略和制导规律进行了非线性仿真，结果表明了制导策略的合理性以及RLV伪5自由度非线性仿真环境的通用性和实用性。

The purpose of the terminal area energy management ( TAEM ) phase guidance is to make the space vehicle meet the original demands of landing phase by controlling the kinetic energy and potential energy of the vehicle .

末端能量管理段制导的主要目的是控制航天器的动能和势能，使航天器最终达到着陆段初始要求。

An energy profile is shaped at the beginning of the TAEM , and the guidance controls the vehicle by flying the profile through adjustment of the flight range , dynamic pressure and speed brake of the vehicle .

在最终制导系统引入一个能量基准剖面，通过调整飞行距离、动压或速度制动使航天飞机达到标准的能量状态。

The predicted trajectory design is the base of the guidance system , all control command produced by the guidance system depend on the predicted trajectory . So it is very important to space shuttle in order to accomplish the flight through TAEM successfully .

而航程设计是制导系统的基础，制导系统中控制指令的产生都依赖于航程预测，因此，设计预测航程对航天飞机顺利完成末区能量管理段的飞行至关重要。

The purpose of the terminal area energy management ( TAEM ) phase is to control the kinetic energy and potential energy states of the vehicle and enables the vehicle to achieve the proper conditions of the approach and landing phase for a successful landing .

末端区域能量管理段主要是控制航天飞机的动能和势能，使航天飞机最终达到进场着陆段的初始要求，以保证其最终成功着陆。

The terminal states of the vehicle at the TAEM ( terminal area energy management ) interface box were predicted through the integration of the equation of motion , and to correct the state errors which the angle of attack and the bank angle were corrected in real time .

通过对运动方程积分预测飞行器在能量管理段界面处的终端状态，实时调整迎角和倾侧角方案，以使终端状态误差满足要求。

Guidance scheme is designed by Energy controlling while the process and principle of TAEM are analyzed . An energy-range standard profile is shaped in the guidance system to help the vehicle reach its standard energy states through the adjustment of the flight range , dynamic pressure and speed brake .

采用能量控制方法来设计制导方案，分析了末端能量管理制导的过程及原理，在制导系统引入能量-射程基准剖面，通过调整飞行距离、动压或速度制动使航天器达到基准的能量状态。