星载有源相控阵天线热控技术研究进展

The recent research status and future developing trend of thermal management technologies for spaceborne active phased array antennas were reviewed，including the technologies of structural heat conduction，separate heat pipes，capillary pumped loop heat pipes，phase change energy storage，single-phase and two-phase mechanically pumped fluid loop，microchannel cooling and jet impingement cooling，etc．The research gap in our country was indicated while demonstrating the recently innovative technologies and designs for spacecraft thermal management systems． Furthermore，considering the heat acquisition，heat transfer and heat removal processes under space environments，the development of integrated design methodology for thermal management systems was reviewed． Meanwhile，the main developing direction of domestic thermal management technologies for spaceborne active phased array antennas was proposed，focusing on the breakthrough of key techniques of two-phase mechanical pumped fluid loop，exploration of novel efficient hybrid thermal management scheme and combination of novel thermal management technologies with radiator optimization，etc，which aims to provide guidance to domestic researchers for their future studying on the heat dissipation schemes applying to the next-generation spaceborne active phased array antennas.