磁控形状记忆合金在液压领域的应用和展望  

Applications and Prospects of Magnetic Shape Memory Alloys in Hydraulic Field

作　　者：陈小兰 胡玉兰 余贵 罗闯 CHEN Xiaolan;HU Yulan;YU Gui;LUO Chuang(School of Electromechanical and Automobile Engineering,Huanggang Normal University,Huanggang Hubei 438000,China;Hubei Zhongke Research Institute of Indusrial Technology,Huanggang Hubei 438000,China)

机构地区：[1]黄冈师范学院机电与汽车工程学院,湖北黄冈438000 [2]湖北省中科产业技术研究院,湖北黄冈438000

出　　处：《机床与液压》2021年第4期180-182,168,共4页Machine Tool & Hydraulics

基　　金：湖北省中央引导地方科技发展专项(2020ZYYD018);黄冈师范学院校级项目(20120190221)。

摘　　要：介绍了磁控形状记忆合金(MSMA)的变形原理及数学模型。针对提升液压元件的响应速度和液压系统工作性能,综述了MSMA在液压流体控制、液压控制阀、微型液压泵等液压领域的应用。提出MSMA在液压元件间隙密封、吸振缓冲、自传感效应方面应用的设想,以期更大程度地提高液压系统的响应性能和工作效率。The deformation principle and mathematical model of magnetic shape memory alloy(MSMA)were introduced.Aiming at improving the response speed of hydraulic components and the working performance of the hydraulic system,the applications of MSMA in the hydraulic fields such as hydraulic fluid control,hydraulic control valve and micro hydraulic pump was reviewed.For improving the responsiveness and work efficiency of the hydraulic system to a greater extent,the conceives of MSMA application in hydraulic components gap sealing,absorbing vibration and self⁃sensing effect were proposed.

关 键 词：磁控形状记忆合金 快速响应 高速开关 液压系统 

分 类 号：TH137[机械工程—机械制造及自动化] TP391.9[自动化与计算机技术—计算机应用技术]