基于MATLAB GUI的机械故障诊断实验系统设计与应用  

Design and application of mechanical fault diagnosis experimental system based on MATLAB GUI

作　　者：李峥[1] 李宗 王天杨[1] 秦朝烨[1] 卢文秀[1] 褚福磊[1] LI Zheng;LI Zong;WANG Tianyang;QIN Zhaoye;LU Wenxiu;CHU Fulei(Department of Mechanical Engineering,Tsinghua University,Beijing 100084,China)

机构地区：[1]清华大学机械工程系,北京100084

出　　处：《实验技术与管理》2021年第8期105-109,共5页Experimental Technology and Management

基　　金：国家自然科学基金项目(51875301);清华大学本科生教育教学改革项目(53412102821,53412102921,53412103321)。

摘　　要：机械故障诊断实验具有工程实践背景,对于培养学生的综合能力有着重要意义。为此基于MATLAB GUI设计开发了机械故障诊断实验系统,系统包含振动信号的时域、频谱、时频分析3大功能模块,借助案例分析有效地验证了系统的适用性。该实验系统的开发与应用有助于学生理解相关领域的原理与分析方法,切实提高了学生在机械故障诊断领域里的实践和应用能力,为学生今后开展相关研究奠定了理论与工程实践基础。Mechanical fault diagnosis experiment with the engineering practice background is of great significance to cultivate students'comprehensive ability.Therefore,a mechanical fault diagnosis and experimental system is designed and developed based on MATLAB GUI.The system includes three functional modules such as time domain,frequency spectrum and time-frequency analysis of vibration signal.The applicability of the system is verified by case analysis.The development and application of the experimental system are helpful for students to understand the principles and analysis methods in related fields,improve their practical and application ability in the field of mechanical fault diagnosis,and lay a theoretical and engineering practice foundation for them to carry out related research in the future.

关 键 词：故障诊断 教学 MATLAB GUI 实验系统 

分 类 号：TP319[自动化与计算机技术—计算机软件与理论]