【相位信息处理及其在机械故障诊断中应用的研究】.pdf
AdissertationsubmittedtoZhejiangUniversity forthedegreeofDoctorofPhilosophy StudyOnPhaseInformationProcessingand ItsApplicationsinMechanicalFaultDiagnosis by HuangDishan directed byProf.TongZhongfang ZhejiangUniversity Hangzhou P.R.C.
ABSTRACT In this dissertatian,the phase information processing and its application in mechsnical fault diagnosis are studied to solve the key problem in extracting initialphase and phase modu-lation of finite length signal,and the phase-based diagnostic theory for crackfauitin me-chanical equipme
35裂纹转子系统的单自由度拉摄动方程.5参数振动的调制反馈分析法 5调制反馈分析原理 5参数振动不稳定的频率条件 5参数振动响应的频率结构仿真分析5相位法诊断横向裂纹转子技术 5裂纹转子参数扭振和故障诊断的实验研究 5裂纹转子的研制 5裂纹转子试验与相位诊断结果 第六章裂纹叶片的故障矢量诊断技术 6裂纹叶片转子的动态特性动平衡 6振动调制 6噪声特性转速特性.