Research and Verification of Precise Temperature Control Method for Spacecraft Driven by Time-Frequency Analysis
编号:121 访问权限:仅限参会人 更新:2024-10-23 10:00:24 浏览:198次 张贴报告

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摘要
To meet the demand for high-precision temperature control of gravitational wave detection spacecraft, a research approach of precise temperature control driven by time-frequency analysis is presented in this paper. A multistage temperature control model based on the nested configuration of gravitational wave detection satellites is established, and the heat transfer characteristics and allocation methods within the system are clarified. On this basis, the multistage temperature control method based on PID is explored, and the numerical analysis results indicate that it can reach the sub-mK level and also achieve mK level stability in orbit tests. The results of frequency domain analysis reveal that noises of different frequency bands will be introduced into the temperature measurement and control system, and how to identify and effectively suppress these noises is the main research direction of precise temperature control for gravitational wave detection satellites.
关键词
Time-frequency analysis, Precision temperature control, Gravitational wave detection, Noise analysis
报告人
fengJianchao
Senior engineer Innovation Academy for Microsatellites of CAS Shanghai

稿件作者
fengJianchao Innovation Academy for Microsatellites of CAS Shanghai
ZHANGXiaofeng Innovation Academy for Microsatellites of CAS
LiuLiu Innovation Academy for Microsatellites of CAS (IAMCAS)
WuWenfeng Innovation Academy for Microsatellites of CAS (IAMCAS)
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重要日期
  • 会议日期

    10月31日

    2024

    11月03日

    2024

  • 09月30日 2024

    初稿截稿日期

  • 11月12日 2024

    注册截止日期

主办单位
Anhui University
Xi’an Jiaotong University
Harbin Institute of Technology
IEEE Instrumentation & Measurement Society
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