基于快速性能计算算法和序优化的卫星星座构型设计研究(英文)

卫星星座设计是一个复杂耗时的仿真优化设计问题。本文首先介绍了一种利用Hermite插值算法计算卫星星座性能指标的快速算法,用来减少计算复杂度和时间,并且基于快速算法建立了星座构型优化模型。其次引进了序优化理论,用来缩减搜索空间。针对星座优化问题,详细阐述了序优化所涉及到的精确和粗糙模型、有序性能曲线、选择规则和选择集合。通过对卫星导航星座和天基目标监视星座系统的仿真表明序优化理论对处理卫星星座优化设计问题是有效的。

Satellite Constellation Configuration Design with Rapid Performance Calculation and Ordinal Optimization

Satellite constellation configuration design is a complicated and time-consuming simulation optimization problem. In this pa-per, a new method called the rapid method for satellite constellation performance calculation is developed by the Hermite inter-polation technique to reduce the computing complication and time. The constellation configuration optimization model is estab-lished on the basis of the rapid performance calculation. To reduce the search space and enhance the optimization efficiency, this pa...