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The Fast Simulation Algorithm for Solvinge Area Coverage Problem of Satellite Constellation
Author(s): 
Pages: 65-70,76
Year: Issue:  5
Journal: Aerospace Control

Keyword:  Satellite constellationArea targetCoverage calculationLongitude stripe methodNet-point method;
Abstract: 针对卫星星座对地面区域的覆盖性问题,提出一种快速求解方法—经度条带法.首先将全球划分为若干个经度条带,并得到一个地面区域所在的纬度区间,然后根据球面几何关系和卫星覆盖与几何形状计算卫星对每个条带的覆盖情况,最后再综合统计得到覆盖率.基于此方法,推导了星座瞬时性覆盖和时段总覆盖的计算公式.数值仿真实验表明,该算法计算结果精确,具有较好的稳定性,计算效率较高.
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