航空发动机整机振动控制技术分析

针对高性能航空发动机结构复杂性和高温高转速工况下动力学稳定性问题，提出了航空发动机转子动力学特性设计分析是振动控制技术的牵引，装配工艺控制技术是关键,振动试验测试技术是依赖手段的整机振动控制技术思路。总结了发动机结构动力学计算分析技术、结构装配工艺优化技术、整机振动测试技术以及多年在发动机试验和试车中遇到的振动故障特征分析经验，分析了目前发动机整机振动控制技术存在的问题，提出了未来工作发展的思路

Analysis of Whole Aeroengine Vibration Control Technology

Aiming at the complexity of the high-performance aeroengine structure and the dynamical stability of high temperature and high speed state, the whole aeroengine vibration control technology concept was presented.The rotor-dynamic design of the aeroengine is the precursor, the assembly control technology is the key point, the vibration testing technology is the dependent measure. The structural dynamical design technology, structural assemble optimization technology, vibration testing technology and the vibration defect diagnose experience of the aeroengine testing were summarized. The challenge of aeroengine vibration control technology was presented, and the solution method for further development was discussed.