高精度气体活塞压力计的改造设计与航空应用

Retrofit Design and Aerospace Application of High Precision Gas Piston Manometer

介绍了2465气体活塞式压力计的原理,着重分析了气体活塞压力计的自动化改造的设计思路,说明了设计中的要点和不确定度评定,改进后的气体活塞技术指标得到显著提升,并最终在航空发动机试制研保过程中取得了预期应用。

This paper introduces the principle of 2465 gas piston pressure gauge,emphatically analyzes the design idea of automatic transformation of gas piston pressure gauge,explains the key points and uncertainty evaluation in the design,significantly improves the technical index of the improved gas piston,and finally obtains the expected application in the trial production and research of aeroengine.