齿轮传动系统的动力学研究与展望综述

Summary and outlook on gear system's kinetic study

齿轮传动系统应用十分广泛且常扮演重要设备中的关键角色,其高转速下的振动问题、内部结构复杂性和各种非线性因素的存在,给齿轮传动系统动力学分析、设计带来了巨大的困难,针对上述问题,对其动力学研究进行了具有理论指导意义的综述。根据对国内外齿轮传动系统动力学研究成果的分析总结,阐述了齿轮传动系统非线性动力学理论的基本框架,结果表明了其系统输入、系统模型和系统输出3部分的内容;基于非线性系统的研究方法,综述了10年来齿轮传动系统的非线性动力学研究的概况,主要包括解析法、数值法和实验法;分析总结了含多级齿轮传动的整体系统的动力学研究现状,特别对典型的车用变速器动力学问题进行了分析,指明了未来研究的重点;最后,针对变速器,提出了其在动态性能、振动和噪声、故障诊断以及可靠性方面可能的研究热点和方向。

Gear system is widely used and often act an important role in essential equipment.Aiming at the problem that its vibration problem at high rotation speed,interior complex structure and various nonlinear factors bring huge difficulty to its kinetic analysis and design,to summarize its kinetic study is of theoretical significance.Based on the analysis and summary on gear transmission＇s dynamics research achievements,the basic framework of gear system＇s dynamics theory was described,the results indicate that the content includes system input,system model and system output.According to the research methods of nonlinear systems,the study on gear system＇s nonlinear dynamics and the research status of whole multi-stage gear system during past ten years were summarized,especially the typical automotive transmission,and the focus of future research was shown.Finally,the possible research focus and directions in dynamic behavior,vibration and noise,fault diagnosis and reliability of the transmission were put forward.