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On-orbit thermal control system design and analysis for space optical telescope ROKITS

  • Jaegun Yoo
  • , Jeong Yeol Han
  • , Hui Kyung Kim
  • , Woo Kyoung Lee
  • , Seonghwan Choi
  • , Dukhang Lee
  • , Chanhaeng Lee
  • , Daewook Kim

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Space telescopes are exposed to extreme hot and cold temperature variations in the space environment depending on their orbit conditions. These temperature variations cause a significant effect on the opto-mechanical structures and lead to the final optical performance degradation. The development of space optical telescopes must achieve a thermally stable and reliable system through thermal analysis for on-orbit temperature prediction and thermal control design maintaining all components within their operating/survival temperature limits during entire mission phases. In this paper, we report the analysis results of passive and active thermal design for the ROKITS mission based on on-orbit thermal analysis taking into account the worst hot and cold conditions in the space environment using thermal analysis program - Thermal Desktop®, SINDA/FLUINT®.

Original languageEnglish (US)
Title of host publicationUV/Optical/IR Space Telescopes and Instruments
Subtitle of host publicationInnovative Technologies and Concepts XI
EditorsAllison A. Barto, Fanny Keller, H. Philip Stahl
PublisherSPIE
ISBN (Electronic)9781510665668
DOIs
StatePublished - 2023
EventUV/Optical/IR Space Telescopes and Instruments: Innovative Technologies and Concepts XI 2023 - San Diego, United States
Duration: Aug 20 2023Aug 22 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12676
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceUV/Optical/IR Space Telescopes and Instruments: Innovative Technologies and Concepts XI 2023
Country/TerritoryUnited States
CitySan Diego
Period8/20/238/22/23

Keywords

  • SINDA/FLUINT
  • space environment
  • space optical telescope
  • space telescope
  • thermal analysis
  • thermal design
  • Thermal Desktop

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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