DA42 NG飞机发动机冷却系统原理及一起冷却液喷溢故障分析  

Principle of DA42 NG Aircraft Engine Cooling System and Analysis of a Coolant Overflow Fault

作　　者：陈磊 王昊 Chen Lei;Wang Hao(Mianyang Branch of Civil Aviation Flight University of China,Sichuan Mianyang 621000)

机构地区：[1]中国民用航空飞行学院绵阳分院,四川绵阳621000

出　　处：《内燃机与配件》2023年第7期53-55,共3页Internal Combustion Engine & Parts

基　　金：中国民用航空飞行学院科研基金项目(DA42NG飞机例行维修工作专用工具的研发与设计,编号J2022-082)。

摘　　要：DA42 NG飞机作为国内常用的飞行训练教练机,搭载Austro Engine E4系列发动机作为动力装置。本文参照DA42 NG飞机维护手册发动机冷却系统章节,介绍AE300 E4C发动机冷却系统的工作原理。对一起冷却系统过压喷溢冷却液的故障产生原因进行分析,便于以后发动机冷却系统发生故障排故时有一定参考作用。DA42 NG aircraft,as a commonly used flight training trainer in China,carries the Austro Engine E4 series engine as the powerplant.This paper introduces the working principle of AE300 E4C engine cooling system with reference to the engine cooling system section of DA42 NG aircraft maintenance manual.This paper analyzes the cause of a fault of coolant overflow due to overpressure in the cooling system,which is helpful for troubleshooting the engine cooling system in the future.

关 键 词：DA42 NG飞机 Austro Engine E4发动机 发动机冷却系统 故障分析 

分 类 号：V23[航空宇航科学与技术—航空宇航推进理论与工程]