论文标题

在大气阻力的影响下,卫星站的线性化模型和串联形成

Linearized model for satellite station-keeping and tandem formations under the effects of atmospheric drag

论文作者

Arnas, David

论文摘要

这项工作引入了一个线性化的分析模型,以研究大气阻力效果下几乎圆形轨道中卫星动态的研究。这包括对经受控制箱策略进行的每个卫星所需的电台保存的评估,以及研究位于同一标称空间轨道上的两个或多个卫星之间的串联形成动态。该模型考虑了大气阻力引起的轨道扰动的效果,而卫星标称轨道的定义包括地球引力电位的效果。这可以轻松地为参与串联形成的卫星定义机动策略,并研究其绝对和相对动态。特别是,这项工作着重于对这些卫星所要求的主奴隶情景和飞机操纵的研究,提出了两种不同的控制策略。

This work introduces a linearized analytical model for the study of the dynamic of satellites in near circular orbits under the effects of the atmospheric drag. This includes the evaluation of the station keeping required for each satellite subjected to a control box strategy, and also the study of the dynamic of tandem formations between two or more satellites that are located on the same nominal space-track. The model takes into account the effect of the orbit perturbation provoked by the atmospheric drag, while the effects of the Earth gravitation potential are included in the definition of the nominal orbits of the satellites. This allows to easily define the maneuvering strategies for the satellites involved in the tandem formation and study their absolute and relative dynamic. In particular, this work focuses on the study of a master-slave scenario and the in plane maneuvers that these satellites require, proposing two different control strategies for the formation.

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