航空发动机计量基础及前沿技术介绍

Tracking Introduction on Basic and Advanced Technologies on Aeroengine Measurement

随着航空发动机性能的不断提高,对关键参数的测量也提出了更高的要求。本文针对航空发动机高温、动压、应变及振动等参数的计量测试技术及难点问题,归纳总结了各种测量方法,介绍了国内外相关机构为满足测量需求、提高测量准确度所开展的研究工作及成果,并重点介绍了若干前沿测量技术的特点、应用情况。本文内容旨在提高航空发动机测试技术的研究效率,为我国航空发动机的研究提供参考。

The continuous improvement of aeroengine performance imposes higher requirements on the measurement ot its Key parameters, m view of the metrological technologies and difficulties related to such aeroengine＇s parameters as high temperature, dynamic pressure, strain and vi- bration, this paper summarized various measurement methods, introduced the research work and achievements made by relevant institutions at home and abroad to meet the measurement requirements and improve the measurement, and attached importance on the characteristics and appli-cation of some advanced measurement technologies. This paper is aimed at improving the research efficiency of aeroengine test technology and ser-ving as references to the research of aeroengine in China.