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Architectural Optimization Framework for Earth-Observing Heterogeneous Constellations: Marine Weather Forecast Case

机译:地球观测异构星座的建筑优化框架:海洋天气预报案例

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摘要

Earth observation satellite programs are currently facing, for some applications, the need to deliver hourly revisit times, subkilometric spatial resolutions, and near-real-time data access times. These stringent requirements, combined with the consolidation of small-satellite platforms and novel distributed architecture approaches, are stressing the need to study the design of new, heterogeneous, and heavily networked satellite systems that can potentially replace or complement traditional space assets. In this context, this paper presents partial results from ONION, a research project devoted to studying distributed satellite systems and their architecting characteristics. A design-oriented framework that allows selecting optimal architectures for the given user needs is presented in this paper. The framework has been used in the study of a strategic use-case and its results are hereby presented. From an initial design space of 5586 potential architectures, the framework has been able to preselect 28 candidate designs by an exhaustive analysis of their performance and by quantifying their quality attributes. This very exploration of architectures and the characteristics of the solution space are presented in this paper along with the selected solution and the results of a detailed performance analysis.
机译:对于某些应用,地球观测卫星计划当前面临着交付每小时重访时间,亚千米级空间分辨率和近实时数据访问时间的需求。这些严格的要求,再加上小卫星平台的整合和新颖的分布式架构方法,都强调需要研究新的,异构的,高度联网的卫星系统的设计,这些系统有可能替代或补充传统的空间资产。在这种情况下,本文介绍了ONION的部分成果,该项目致力于研究分布式卫星系统及其架构特征。本文提出了一种面向设计的框架,该框架允许根据给定的用户需求选择最佳架构。该框架已用于战略用例的研究,并在此介绍了其结果。从5586个潜在架构的初始设计空间来看,该框架已经能够通过对性能的详尽分析和量化其质量属性来预先选择28个候选设计。本文对架构和解决方案空间的特征进行了非常深入的探索,并给出了所选解决方案以及详细性能分析的结果。

著录项

  • 来源
    《Journal of Spacecraft and Rockets》 |2019年第3期|636-648|共13页
  • 作者单位

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Elect Engn, Nanosatellite & Payload Lab, Barcelona 08034, Spain;

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Elect Engn, Nanosatellite & Payload Lab, Barcelona 08034, Spain;

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Signal Theory & Commun, Barcelona 08034, Spain;

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Elect Engn, Barcelona 08034, Spain;

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Signal Theory & Commun, Barcelona 08034, Spain;

    Tech Univ Catalonia, UPC BarcelonaTech, Dept Elect Engn, Barcelona 08034, Spain;

    Deimos Space SLU, Flight Syst Business Unit, Syst Engn & Earth Observat Mission Anal, Madrid 28760, Spain;

    Deimos Space SLU, Flight Syst Business Unit, Syst Engn & Earth Observat Mission Anal, Madrid 28760, Spain;

    Deimos Space SLU, Flight Syst Business Unit, Syst Engn & Earth Observat Mission Anal, Madrid 28760, Spain;

    Skolkovo Inst Sci & Technol, Strateg Innovat Res Grp, Skolkovo 12120, Moscow Region, Russia;

    Skolkovo Inst Sci & Technol, Strateg Innovat Res Grp, Skolkovo 12120, Moscow Region, Russia;

    Skolkovo Inst Sci & Technol, Strateg Innovat Res Grp, Skolkovo 12120, Moscow Region, Russia;

    Thales Alenia Space, Domain Observat & Sci, F-31100 Toulouse, France;

    Thales Alenia Space, F-31100 Toulouse, France;

    Thales Alenia Space, Madrid 28760, Spain;

    Thales Alenia Space, Madrid 28760, Spain;

    Warsaw Univ Technol, Dept Automat & Aeronaut Syst, PL-00661 Warsaw, Poland;

    Warsaw Univ Technol, Dept Automat & Aeronaut Syst, PL-00661 Warsaw, Poland;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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