军用涡轮螺旋桨飞机内部装饰降噪设计与试验研究

Cabin Noise Reduction Design and Experimental Research for Military Turboprop Aircraft

叙述了涡轮螺旋桨飞机的噪声来源及主要传播途径 ,阐述了舱内噪声的控制与降噪设计原理 。

It is a challenge to develop the internal docoration of military turboprop aircraft. Noise sources and major propagation paths in turboprop aircraft are presented. The cabin noise control and reduction design guidelines are discussed. An experimental investigation of reduced cabin noise is described.