工厂供电系统设计与潮流计算程序设计

毕业设计报告(论文)工厂供电系统设计与潮流计算程序设计所属系电子电气系专业电力系统学号01506438姓名石瑞指导教师陈跃起讫日期2010.3---2010.6设计地点东南大学成贤学院东南大学成贤学院毕业设计报告（论文）诚信承诺本人承诺所呈交的毕业设计报告（论文）及取得的成果是在导师指导下完成，引用他人成果的部分均已列出参考文献。如论文涉及任何知识产权纠纷，本人将承担一切责任。学生签名：日期：I工厂供电系统设计与潮流计算程序设计摘要工厂供电系统就是将电力系统的电能降压再分配电能到各个厂房或车间中去，它由工厂降压变电所，高压配电线路，车间变电所，低压配电线路及用电设备组成。工厂总降压变电所及配电系统设计，是根据各个车间的负荷数量和性质，生产工艺对负荷的要求，以及负荷布局，结合国家供电情况。解决对各部门的安全可靠，经济技术的分配电能问题。电力系统潮流计算是研究电力系统稳态运行情况的一种基本电气计算。它的任务是根据给定的运行条件和网路结构确定整个系统的运行状态，如各母线上的电压（幅值及相角）、网络中的功率分布以及功率损耗等。电力系统潮流计算的结果是电力系统稳定计算和故障分析的基础。关键词：短路电流计算；电气设备选择；电力系统潮流计算IIFactorypowersupplysystemdesignandflowcalculationprogramdesignAbstract:Thefactorypowersupplysystemistodeclinetheelectricpowerofelectricpowersystemtopresstoassignelectricpoweragaintogotoineachfactorypremisesorthecar,itisdeclinebythefactorytopressasubstation,thehighpressuregoestogetherwithelectricwireroad,carsubstation,thelowpressuregoestogetherwithelectricwireroadanduseselectricityequipmentstoconstitute.Thefactoryalwaysdeclinestopressasubstationandgoestogetherwithanelectricitysystemdesign,istherequestwhichproducesacrafttotheburdenaccordingtoburdenamountandpropertyofeachcar,andburdenlayout,combineanationalpowersupplycircumstance.Resolvethesafecredibilitytoeachsection,economytechnicalallotmentelectricpowerproblem.Powersystemsloadflowcalculationisthesteadystatepowersystemsoftheoperationofafundamentalelectricalcalculation.itisbasedonthenumberofcircuitoperatingconditionsandstructureofthesystemrunningstate,suchasthevoltageondifferentgeneratrix（thevalueandphaseangle）,networkofpowerdistributionandpowerloss,etc.Powersystemsloadflowcalculationistheoutcomeofthepowersystemsstablecalculationandanalysis.Keywords:Theelectricityisapart；electricityequipmentschoice；PowersystemsloadflowcalculationIII目录摘要.......................................................................................................................................................................IAbstract:...............................................................................................................................................................II第一章绪论........................................................................................................................................................11.1工厂供电的含义和要求........................................................................................................................11.2工厂供电设计的一般原则....................................................................................................................11.3工厂负荷性质........................................................................................................................................21.4工厂供配电系统.................................................................................................................................21.4.1总降压变电所.............................................................................................................................31.4.2车间变电所.................................................................................................................................31.4.3配电线路.....................................................................................................................................31.5供电半径................................................................................................................................................31.6功率因数................................................................................................................................................4第二章工厂供电设计内容................................................................................................................................52.1变配电所设计........................................................................................................................................52.2配电线路的设计....................................................................................................................................52.3电气照明设计........................................................................................................................................5第三章负荷计算及功率补偿............................................................................................................................63.1负荷计算................................................................................................................................................63.2负荷计算的内容和目的........................................................................................................................63.3负荷计算的方法....................................................................................................................................63.4各用电车间负荷计算结果如下表：....................................................................................................63.4.1车间一的计算负荷.....................................................................................................................73.4.2车间二的计算负荷....................................................................................................