资源描述:
《毕业设计(论文)-汤屯一次降压变电所电气部分初步设计》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、汤屯一次降压变电所电气部分初步设计摘要本毕业设计论文是汤屯降压变电所电气部分初步设计。全论文除了摘要、毕业设计书之外,还详细的说明了各种设备选择的最基本的要求和原则依据。变压器的选择包括:主变压器的台数、容量、型号等主要技术数据的确定;电气主接线主要介绍了电气主接线的重要性、设计依据、基本要求、各种接线形式的优缺点以及主接线的比较选择,并制定了适合本厂要求的主接线;短路电流计算是最重要的环节,本论文详细的介绍了短路电流计算的目的、假定条件、一般规定、元件参数的计算、以及各短路点的计算等知识;高压电气设备的选择包括母线、高压断路器、隔离开关、电流互感器、电压互感器的选择原则和要求。计算书部
2、分包括了计算变电所的最大负荷容量,计算主变压器的容量,化简短路阻抗和计算短路电流,电气设备的校验,防雷保护保护范围的计算。图纸部分包括电气主接线图、总平面布置图、配电装置断面图。关键词变电所,电气工程,设计I汤屯一次降压变电所电气部分初步设计AbstractThisgraduatedesignthesismakesthefirstdesignofa220/60kVstopdownsubstationinTangtu.Wholethesisbesidessummarygraduatetodesignthebookoutside,returnedtheexpatiationeverykind
3、ofmostbasicrequestthatequipmentschoosewithprincipleaccordingto.Thechoiceofthetransformerincludes:Maintransformerusethemaintechniqueinnumber,capacity,modelnumber...etc.insetdataofthetransformertoreallysettle;Theelectricitylordconnectedthelinetointroduceprimarilytheelectricitylordconnectsthelineari
4、mportance,designaccordingto,thebasicrequest,everykindofmeritandshortcomingandlordsthatconnectthelineformconnectsthelinearchoosingmore,thelordthatcombinetoestablishtheinkeepingwithmyplanttherequestconnectstheline;Theshort-circuitgalvanometerisregardedasthemostimportantlink,thisthesisintroducedthec
5、alculatingpurposeinshort-circuitelectriccurrent,assumptionterm,generalprovision,thecalculation,eachcalculationetc.knowledgethatshortcircuitorder;Thechoiceofthehighpressureelectricityequipmentsincludesthemotherline,highpressurebreakstheroadmachineandinsulatetheswitch,electriccurrenttofeelswitheach
6、otherthemachine,electricvoltagefeelswitheachotherthechoiceprincipleofthemachine,highpressureswitchcabinetwithrequest,andproceedtotheseequipmentstheschoolcheckwiththerelatedintroductioninproduct.Thecalculationbookinclude:Shortcircuitelectriccurrentcomputing,isthemostimportantlink,thisbookintroduci
7、ngcalculatingpurpose,term,generalprovision,dollarinshort-circuitelectriccurrentaparametertransformationetc.Keywordssubstation,electricengineering,designI汤屯一次降压变电所电气部分初步设计目录摘要IABSTRACTII引言1第一部分说明书21主变压器的选择21.1主变压器的选择21.