C616型普通车床改造为经济型数控车床序言毕业设计课题：C616型普通车床改造为经济型数控车床课题简介：本课题是围绕将普通机床改造成经济型数控机床展开设计的，经济型数控机床是指价格低廉、操...

4.7软件可靠性设计.354.8本章小结….365总结与展望…37致谢….38参考文献….39附录..1

摘要摘要自经济社会进入高速发展以来，电力系统被社会各界广泛使用，其使用程度之高使得各工业企业内部人员对其高度重视，并展开其继电保护方面的改善与优化。得益于技术创新，尤其是计算机、网...

ABSTRACTElectrical secondary part design is part of a measuring circuit,protect circuit andcontrol circuit design,mainly includes the quadratic function of the components are asfol...

that is,intelligent primary equipment,analog signal fiber and network developmentof two devices.Substation two times system includes relay protection,automatic monitoringand other ...

第页110kV digital transformer test and control protectionAbstractToday,with the rapid development of digital technology,the development ofsubstation is becoming more and more digit...

北京理工大学珠海学院2020届本科生毕业设计诚信承诺书本人郑重承诺：我所呈交的毕业论文《110KV变电站二次系统设计》是在指导教师的指导下，独立开展研究取得的成果，文中引用他人的观点和材料...

AbstractIn this paper,the design scheme of Nanning 110 kV substation is presented.Power network is the carrier of power transmission.Substation is the most importantpart of power n...

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AbstractThis graduation design is to meet the bridge from shangqiao to liucun erectedbetween the 110kV power transmission line requirements.Teacher has given atmosphericenvironment...