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球磨机常见故障及处理方法.doc

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球磨机常见故障及处理方法————————————————————————————————作者：————————————————————————————————日期：个人收集整理勿做商业用途个人收集整理勿做商业用途个人收集整理勿做商业用途西安工业大学继续教育学院毕业论文球磨机常见故障及处理方法院、系（站）学科专业：学生:学号：指导老师：2010年9月30日目录摘要··························································11绪论························································2一、背景分析···············································3(1）、故障诊断技术的发展过程以及经济意义···············4(2）、对球磨机进行故障诊断的必要性·····················5二、设备机械故障概述······································6（1)、设备故障分类····································7（2）、设备故障原因分析································8(3）、设备故障机理分析································9（4）、设备故障的规律·································10三、运行监测与故障诊断技术的应用与发展现状···············11（1）、国外运行监测与故障诊断技术的应用与发展现状·····12(2）、国内运行监测与故障诊断技术的应用与发展现状·····13四、球磨机运行监测与故障诊断技术的发展及应用·············14（1）、国内外研制成功的部分计算机预测维修系统·········15（2）、大型球磨机开发的故障诊断系统···················16２球磨机轴承故障诊断·········································17一、引言··················································18二、球磨机轴承故障特征····································19三、球磨机轴承监测、诊断方法·····························20(1)、振动诊断法···································21（2）、光纤监测技术·································22（3）、接触电阻法···································23四、小结···············································243球磨机齿轮传动系统状态检测与故障诊断·····················25一、齿轮异常的基本形式及振动特点························26（1）、齿轮异常的基本形式····························27（2）、齿轮振动及其特点······························28二、齿轮传动系统故障诊断方法····························29（1）、振动分析法····································30(2)、频谱分析法····································31(3）、小波诊断方法··································32（4）、基于载荷识别和信息融合的齿轮传动系统诊断方法··33三、球磨机齿轮传动系统故障诊断实验······················34（1）、球磨机振动标准的确定··························35四、小结················································365结论·····················································37参考文献···················································38摘要现代化生产日益向着大规模化、系统化、自动化方向发展，机械故障诊断越来越受到重视。如果主要设备出现故障而又未能及时发现和排除，其结果不仅会