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失谐叶盘结构的研究对航空发动机振动设计和提高其可靠性、完整性具有重要的意义。本文全面阐述了国内外失谐叶盘结构研究的新进展,重点对近年来研究的热点问题:建模、局部化、失谐优化与灵敏度、非线性、失谐识别、多重耦合与颤振等做了详细的评述与讨论,综合了最新的研究方法和取得的成果,对一些新出现的重要研究方向,比如科氏力、多个部件耦合等问题进行了详细的总结,最后提出了需要进一步研究的问题。
The research on the structure of the detached leaf disc is of great significance for the design of aeroengine vibration and the improvement of its reliability and completeness. In this paper, the new progress of the study on the structure of detached leaf discs in China and abroad is expounded in this paper, focusing on the hot issues in recent years: modeling, localization, detuning optimization and sensitivity, nonlinearity, detuning recognition, multiple coupling and flutter Made a detailed commentary and discussion, synthesized the latest research methods and achievements, made some detailed summarization of some emerging important research directions, such as Coriolis force, multiple component coupling and so on, and finally proposed the need of further Research problem