颤振飞行试验激励技术发展的回顾和展望

Review and Prospect to the Development of Different Excitation Methods in Flutter Flight Test

首先对颤振发生机理、颤振飞行试验实施过程及颤振激励的重要性进行了简单介绍,然后对颤振激励方法的发展历程进行了回顾,对不同颤振激励技术的特点进行了详细分析,并提出了激励技术的选择原则和方法,得出不同激励方法的最佳适用对象。最后,结合新型飞机技术发展需求,对颤振激励技术的发展趋势进行了展望。不同的颤振激励技术服务、支持了不同型号飞机的飞行试验工作,随着各种超高速、轻型化、智能化飞机的出现,对各种新型颤振激励技术的需求会层出不穷,文中的工作对不同特点试验飞机颤振激励技术的选用给出有益的建议和参考。

It introduced the mechanism of flutter,the process of flutter flight test and the importance of flutter excitation briefly at first.Then it reviewed and analyzed the development history and characteristics of different excitation methods,and put forward the selection principles and ways of different flutter excitation methods.Based on this,the best suitable objects of those excitation methods were obtained.At last,it prospected the development trend of different excitation methods in combination with the development needs of new type aircrafts.Different flutter excitation techniques serve and support the flight test of different types of aircraft.With the appearance of various super-high-speed,light-weight and intelligent aircrafts,the demand for various new flutter excitation techniques will emerge one after another.The work can give some useful suggestion and references for the selection of flutter excitation techniques for aircraft with different characteristics.