CFM56-7B发动机防冰系统浅析

摘要

本文主要以波音737NG（CFM56-7B）飞机为例，通过对发动机结冰形成原因及危害的介绍，阐述了发动机防冰的重要性，同时对发动机防冰系统的工作原理，相关部件的失效模式做了详细的分析，并针对该系统在航线维修工作中经常发生的故障提出了排故建议。%Taking the Boeing 737NG (CFM56-7B) as an example, through the introduction of the reasons and harm of engine icing, this article expounds the importance of engine anti-ice, at the same time analyzes the working principles of engine anti-ice system and the failure mode of the relevant parts in detail, and puts forward the troubleshooting suggestions for the faults of the system that often happen in the air line maintenance.