混合式磁流变弹性体隔振器磁路设计及磁场仿真分析  

Circuit design and magnetic field simulation of the hybrid magnetorheological elastomer vibration isolator

作　　者：余雷 胡国良 陈颀 赵金鹏 李刚 YU Lei;HU Guo-liang;CHEN Qi;ZHAO Jin-peng;LI Gang(Key Laboratory of Conveyance and Equipment,Ministry of Education,East China Jiaotong University,Nanchang 330013,China)

机构地区：[1]华东交通大学载运工具与装备教育部重点实验室,江西南昌330013

出　　处：《磁性材料及器件》2023年第4期31-36,共6页Journal of Magnetic Materials and Devices

基　　金：国家自然科学基金项目(52165004);江西省自然科学基金重点项目(20212ACB204002);江西省重点研发计划重点项目(20212BBE51009)。

摘　　要：磁流变弹性体是磁流变材料的一个新分支,可通过外加磁场来控制其流变特性。基于磁流变弹性体的隔振器具有响应迅速、无需密封、性能稳定等优点,在小振幅隔振系统中极具应用前景。分析了基于混合式(剪切与拉压的组合工作模式)磁流变弹性体隔振器磁路设计中的相关问题,研究了隔振器的磁路计算方法。同时,利用Ansys Maxwell电磁场仿真中的2D和3D静磁场模块对隔振器的工作磁路进行仿真分析验证。仿真结果有助于进一步优化磁路结构,对于隔振器的设计开发具有十分现实的指导意义。Magnetorheological elastomer(MRE)is a new branch of magnetorheological material,whose rheological properties can be controlled by an external magnetic field.The vibration isolator based on MR elastomer has the advantages of rapid response,no sealing equipments and good stability etc,so it has wide potential applications in small amplitude vibration systems.In this paper,the circuit design of magnetorheological elastomer isolator based on hybrid mode(shear and tension mode)is analyzed,and the magnetic circuit calculation method of vibration isolator is studied.Meanwhile,2D and 3D static magnetic field modules in Ansys Maxwell electromagnetic field simulation are used to analyze and verify the working magnetic circuit of the vibration isolator.The analysis of the simulation results is helpful to further optimize the magnetic circuit structure and has practical guiding significance for the design and development of vibration isolators.

关 键 词：磁流变弹性体 隔振器 磁路计算 仿真分析 

分 类 号：TM142[电气工程—电工理论与新技术]