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题目：内燃机车机油压力偏低的故障分析专业：电气工程及其自动化（电力机车）学号：13821802姓名：丁家前指导教师：贺建闽学习中心：成都工业职校西南交通大学网络教育学院2015年4月8日院系西南交通大学网络教育学院专业电气工程及其自动化（电力机车）年级电气工程及其自动化（电力机车）2013-13班（专本）学号13821802姓名丁家前学习中心成都工业职校指导教师贺建闽题目内燃机车机油压力偏低的故障分析指导教师评语是否同意答辩过程分(满分20)指导教师(签章)评阅人评语评阅人(签章)成绩答辩组组长(签章)年月日毕业设计任务书班级电气工程及其自动化（电力机车）2013-13班（专本）学生姓名丁家前学号13821802开题日期：2015年2月25日完成日期：2015年4月8日题目内燃机车机油压力偏低的故障分析1、本论文的目的、意义了解内燃机车机油系统主要部件的结构；掌握机油系统的工作原理；认真分析机油系统的故障原因；归纳总结故障的处理方法及优化程序。对机车的大修提出技术整改，降低机车机油压力偏低的故障发生，防患于未然，才是治根。2、学生应完成的任务收集DF4B机车机油系统结构和工作原理的有关资料。3、论文各部分内容及时间分配：（共11周）第一部分收集资料（1周）第二部分写开题报告（2周）第三部分撰写论文（2周）第四部分交导师查看（3周）第五部分修改论文（2周）评阅或答辩（1周）4、参考文献李晓村.内燃机车柴油机.北京：中国铁道出版社，2008.郭进龙,王润国.内燃机车运用与规章.北京：中国铁道出版社，2010.魏立源，陆云.DF4机车机油压力不正常现象分析与处理.学术期刊.2005年第三期李青.16V240ZJ柴油机机油压力不正常的原因分析及对策.柴油机DieselEngien.2004年第6期50—52张世芳.内燃机车柴油机.北京：中国铁道出版社，1991王连森.内燃机车检修.北京：中国铁道出版社，2009.刘达德.东风4B型内燃机车结构·原理·检修.北京：中国铁道出版社，1988.大连机车车辆工厂.东风4型内燃机车.大连：大连理工大学出版社，1993大连机车车辆工厂.东风4型内燃机车240/275系列柴油机.大连：大连理工大学出版社，1993戚墅堰机车车辆工厂.16V280柴油机.北京：中国铁道出版社，1996备注指导教师：年月日审批人：年月日诚信承诺一、本设计是本人独立完成；二、本设计没有任何抄袭行为；三、若有不实，一经查出，请答辩委员会取消本人答辩（评阅）资格。承诺人：丁家前2015年4月8日目录摘要········································································································IAbstract·····································································································II第1章前言··························································································1第2章机油系统主要部件的构造··································································42.1机油泵及泵传动装置·······································································42.1.1齿轮油泵的一般工作原理·························································42.1.2主机油泵··············································································52.1.3泵传动装置··········································································82.1.4启动机油泵和辅助机油泵·························································92.2机油滤清器···················································································102.2.1机油粗滤器··········································································102.2.1.1滤清器体及下盖·····························································122.2.1.2滤芯组·········································································122.2.1.3旁通阀·········································································122.2.2离心式机油精滤器·································································132.2.2.1转子············································································152.2.2.2外体和外盖···································································152.2.2.3滤清原理······································································162.2.3增压器机油滤清器·································································162.3机油热交换器················································································17第3章DF4B机油系统的工作原理·············································203.1机油系统的作用·············································································203.2机油系统的组成·············································································203.3工作原理······················································································203.3.1柴油机启动油路····································································223.3.2机油预热油路·······································································233.3.3柴油机主循环油路·································································233.3.4加油及排油的管路·································································233.4机油系统中的安全保护设施·····························································23第4章故障的原因分析···························································26第5章故障的处理方法及优化程序·············································27第6章机油系统的运用与保养··················································30第7章技术整改措施······························································31结束语················································································33致谢················································································34参考文献············································································35西南交通大学网络教育毕业设计（论文）I摘要铁路运输自19世纪初运营以来，一直以其运量大、速度快、安全、节能等优势作为人类最重要的交通运输方式，对世界各国的经济发展起着十分重要的作用。虽然我国这几年都在大力发展电力机车，但是内燃机车自带动力，具有灵活实用的特点，并且作为一种战略资源它将在铁路上起着不可磨灭的重要作用。文章先通过我国内燃机车的发展，简要地介绍了我国第一代、第二代、以及第三代内燃机车的发展情况，使我们对我国的内燃机车历史有了一个完整的了解。然后详细而全面地介绍了DF4B型机车所采用的16V240ZJB型柴油机机油系统主要部件的构造、机油系统的结构和其工作原理，从根本上分析了DF4B机车机油压力偏低的故障发生机理，归纳总结了故障的各种情况及相应的原因分析、处理方法和程序，通过对理论和实际处理工作的总结，得出比较全面的处理该故障的方法和一套处理该故障的优化程序。其次对机油系统的运用与保养提出了一些要求，以保证机车的工作可靠性和行车安全。最后对机车的大修提出技术整改，对于机车机油压力偏低的故障发生，防患于未然，才是治根。关键词：内燃机车；机油压力偏低；故障；原因分析；故障处理论文类型：应用研究西南交通大学网络教育毕业设计（论文）ⅡAbstractRailwaytransportationsinceearlynineteenthCenturyoperation,haslongbeenknownforitslargecapacity,fastspeed,safety,energysavingandotheradvantagesasoneofthemostimportanttransportationway,whichplaysanimportantroleinthedevelopmentofworldeconomy.Althoughourcountrytheseyearsareinthedevelopmentofelectriclocomotive,butdiesellocomotivewithpower,hasthecharacteristicsofflexibleandpractical,andasakindofstrategicresources