航空发动机短舱通风冷却系统设计方案分析及对比

The Analysis and Comparison of the Several Design of Aeroengine Nacelle Ventilation Cooling

发动机通风冷却系统作为飞机设计不可或缺的一部分,其设计关系到发动机在短舱中的工作可靠性,而通风口形式是该系统设计的关键部分,影响舱内冷却效果。本文总结、介绍了几种通风冷却系统进气设计方案及其特点,并对试飞结果进行了整理分析。对该系统设计具有指导借鉴价值。

Aeroengine ventilation cooling system as an important part of airplane design, its design relates to engine reliability in nacelle. The type of ventilation intake as essential part directly influences cooling effect in airplane nacelle. This paper summary and introduction several types of air intake of ventilation and cooling system and its property, which can provide guidance for design and flight test in this field.