Abstract: The on-orbit refuelling service is very important for a permanent space station.Based on the current development in this are in foreign countries, the advanced on-orbit refuelling technology for space station, characteristics of refuelling in space and possible implement concepts are introduced in the paper. Finally, difficulties of on-orbit refuelling technology are discussed.

Key words: Orbit space station;Flight refuelling;Review

摘要： 建立一个永久性空间站,在轨推进剂再加注将是一个十分重要问题。本文评述了国外研制的各种方案,介绍了先进的在轨推进剂再加注技术、特性和可能实施的方案。最后指出了在轨再加注中的一些技术难点。

关键词: 轨道航天站;空中加油;述评