发动机悬置系统的固有特性与模态解耦分析  

Analysis of Intrinsic Characteristics and Modal Decoupling of Engine Mount Systems

作　　者：朱锋 Zhu Feng

机构地区：[1]上海科创职业技术学院,上海市201620

出　　处：《时代汽车》2024年第5期156-158,共3页Auto Time

摘　　要：随着汽车隔振技术的发展,人们对汽车乘坐舒适性有了更高的要求,各个汽车生产商也在逐渐增加这方面的投入。科学地设计动力总成的悬置系统,能有效降低车身和发动机的振动,在提升整车NVH性能的同时也给车内人员带来更舒适的体验。在悬置系统设计过程中悬置的固有特性和模态解耦是悬置系统设计的主要参数之一。本文对系统固有特性和模态解耦进行分析,为悬置系统隔振设计提供参考与帮助。With the development of automobile vibration isolation technology,people have higher requirements for car riding comfort,and various automobile manufacturers are gradually increasing their investment in this area.The scientific design of the powertrain suspension system can effectively reduce the vibration of the body and engine,improve the NVH performance of the whole vehicle,and bring a more comfortable experience to the people in the car.In the process of suspension system design,the intrinsic characteristics and modal decoupling of suspension are one of the main parameters of suspension system design.In this paper,the intrinsic characteristics and modal decoupling of the system are analyzed,and the design of vibration isolation of the suspension system is provided as a reference and help.

关 键 词：发动机悬置 固有特性 模态解耦 

分 类 号：U46[机械工程—车辆工程]