B737-NG飞机引气系统断开故障分析

Analysis on Bleed Trip Fault of B737-NG Aircraft Engine Pneumatic System

引气系统断开会导致发动机启动等多个重要系统失效,严重影响航班的正常运行。本文从分析引气系统的工作原理出发,探讨了如何在实际维护工作中全面掌握故障信息,利用部件的可靠性分析数据,缩小排故范围,尽快排除引气断开故障,以期为诊断类似故障提供借鉴。

Bleed trip Would result in failing of many important airplane user systems including engine start system and presents negative influence on airplane operation. Based on the analyzing operating principle of pneumatic system, this article discusses how to utilize the fault information and the reliability data of components to spot the causes of the fault so that to shoot the trouble as quickly as possible.