某航空发动机试车台排气系统改造技术研究

Research on Reform Technology of Exhaust System in an Aero Engine Test Platform

介绍了某航空发动机试车台排气系统使用过程中存在的问题,简要分析了排气系统一级引射筒体损坏的原因,提出了一级引射筒体及支撑结构的改进设计方案和筒体隔热保护设计方案,并对设计方案进行了简要描述。

This paper introduces the problems existing in the process of using the exhaust system of an aero-engine test platform, and analyzes the causes of the damage of the first-stage ejector cylinder of the exhaust system, and proposes an improved design scheme for the first-stage ejector cylinder and support structure. The design of the barrel insulation protection design and the design scheme are described.