基于RK算法的弹箭仿真实时研究

Real-time study of missiles and rockets simulation based on Runge-Kutta algorithm

依据计算机实时仿真与非实时仿真的定义和区别,介绍了弹箭实时仿真系统的组成。在此基础上分析了弹箭实时仿真的实时性,特别是对基于RK算法的弹箭实时仿真算法的特点进行了探讨。最后通过对RTRK4算法的比较,得出了弹箭系统仿真中具有最大稳定域的RTRK4算法实时性最好的结论。

Based on the definition and differentiation of the computer real-time simulation and the non- real-time simulation, this paper introduces the constitution of the missiles and rockets real-time simulation system. The problem related to the real-time character of the missiles and rockets real-time simulation and the character of the missiles and rockets real-time simulation algorithm based on the Runge-Kutta algorithm. The RTRK4 algorithm is compared, the conclusion of the real-time RK4 algorithm with maximum stability region in the simulation of missiles and rockets system having the best character of real-time finally.