激光推进研究进展

 激光推进以其比冲高、成本低等优点受到了众多研究者的广泛关注。简单介绍了国外的激光推进研究计划及其发展历程。总结了激光推进的最新研究进展,分析了激光器、高能激光传输和控制系统、喷管抗热力冲击防护等相关研究工作的技术成熟程度,讨论了激光推进研究工作的发展趋势,描述了激光推进广阔的应用前景,指出了深化激光推进机理研究等亟待解决的关键问题。

Advances in Study on Laser Propulsion

More and more researchers have been showing great interest in laser propulsion for its outstanding merits, such as high specific impulse, low cost, etc. Laser propulsion research programs and their develop-ment history abroad have been introduced briefly. The latest progress of laser propulsion researches is summa-rized. Degree of maturation of related technologies is analyzed, such as laser, transmission control system, thermodynamic protection of nozzle, etc. The development trend of laser propulsion is discussed. The applica-tion prospect of laser propulsion is presented. The key problems that should be urgently sloved are pointed out such as the indepth study on operation mechanism of laser propulsion.