随着计算机仿真技术、虚拟现实技术的迅速更新，飞行仿真系统的研究在航空、航天、军事演习、武器、国防等各个领域得到深入的研究。它涉及到多个学科：虚拟现实技术（Virtual Reality, VR），计算机图形图像、飞机动力学等学科。本项目是基于VxWorks嵌入式实时操作系统，选择tornado集成开发环境设计的三维飞行仿真系统。 本文中介绍的飞行仿真系统结合计算机图形学、OpenGL图形库、三维专业建模技术等，实现了具有实时性、可移植性、高可靠性的人机交互飞行仿真系统。本文首先研究飞行仿真系统的基本原理和关键技术，通过研究计算机图形学和OpenGL图形库的相关原理知识，实现三维飞行场景的渲染，让用户体验到逼真的虚拟飞行环境。使用专业的3D MAX建模软件构建3D飞机模型，并将生成的.3ds文件转换为OpenGL源程序，导入三维飞行场景中。通过建立飞机动力学方程来根据实际情况模拟出飞机的飞行状态，实现飞机模型姿态的仿真与控制，绘制简单仪表，并实现仪表与三维场景的视景合成。最后完成VxWorks嵌入式操作平台的移植，并进行系统测试，实现实时的、动态的、高可靠性的飞行仿真系统。 经测试，本文实现的基于嵌入式的飞行仿真系统达到了实际的项目需求和技术指标，具有较高的可靠性、稳定性、实时性、低成本的飞行仿真系统。随着航空电子技术、计算机技术的日益更新，飞行仿真系统不仅降低了系统的开发成本，而且降低试飞的风险，减少维护费用，在航空航天研究领域中具有非常高的研究价值与意义。

With the rapid development of computer simulation technology and virtual reality technology, The research of flight simulation system has been widely used in aviation, aerospace, military exercises, weapons, defense and other fields. It involves multiple disciplines: Virtual Reality technology (VR), computer graphics, aircraft dynamics and other disciplines. This project is based on VxWorks embedded real-time operating system, select the tornado integrated development environment for the design of three-dimensional flight simulation system. In this paper, flight simulation system is combined with computer graphics, OpenGL, 3D modeling technology, has realized the real-time, portability, high reliability of man-machine interactive flight simulation system. Firstly, we studied the basic principle and key technologies of flight simulation system, through the study of computer graphics and OpenGL graphics library related theory knowledge to achieve 3D Flight scene rendering, allowing users to experience a realistic and immersive effect. We should select excellent professional 3d modeling software 3d MAX to build 3d aircraft model, and generate .3ds files into the OpenGL source code, import the 3D flight scenario. Through establishing dynamic equations of aircraft according to the actual situation of the simulated flight mode, to achieve the attitude of the aircraft model simulation and control, and draw up the simple instrument, and realize the instrument and 3D visual synthesis. The transplantation of the embedded operation platform and system testing, achieve real-time, dynamic and high reliability flight simulation system. After testing, in this paper, the embedded flight simulation system based on embedded system achieves the actual project requirements and technical indicators, with high reliability, stability, real-time, low cost flight simulation system. With the rapid updating of aviation electronic technology, computer technology, flight simulation systems not only reduces system development costs, but also reduces the risk of flight, and reduce maintenance costs, with very high research value and significance of space research in the field of aviation.