飞行器主动热防护及试验技术进展

Review of active thermal protection system and test technology for flight vehicle

主动热防护技术是解决高超声速飞行器、天地往返系统及先进航空发动机等大热流长航时热载荷的关键技术。本文针对近年来在该领域涌现出新的设计方法、新结构及试验方法进行阐述,重点分析了对流式及阻隔式热防护方法的研究进展。总结了主动热防护试验方法及其对不同热防护方案的适用性。

The active thermal protection system is one of the key technologies for hypersonic,reentry vehicles and advanced propulsion systems.In the present study,new design method,structure and experimental method are reviewed.The emphasis is on progress of the convection and obstruction active cooling method.It is concluded that the feasibility of experimental methods on various thermal protection programs.