扬州大学本科毕业设计(论文）本科生毕业论文毕业论文题目阜宁新区中学双回路10KV变配电所设计学生姓名所在学院专业及班级指导教师完成日期2014年6月PAGE\*MERGEFORMATI摘要本设计针对阜宁新区中学10千伏变电所的有电负荷的现状、经济、综合技术等方面因素确定该地区的供电工程设计和技术应用为主线，论述了计算负荷，确定负荷数据，并进行无功功率补偿设计；供配电系统一次接线设计，选择变电所变压器台数、容量及型号变电所所址和型式的选择；计算短路电流选择各电线电缆导体截面及电线电缆的敷设；电器、电线电缆及其选择，变电所电气部分的设计以及供电系统的继电保护。设备的安装必须按照供配电系统设计规范GB50052－95、10kV及以下变电所设计规范GB50053－94、低压配电设计规范GB50054－95、民用建筑电气设计规范JGJ/T16－92等国家标准和范围规定，正确选择电器设备及正常情况下的监视系统和正常情况下的保护系统，考虑到各种人身安全的技术措施,接线应满足不同负荷的不中短供电要求。还要对变配电所电气装置布置及照明按照照明规范进行设计，在满足以上的情况满足的条件下，保障设计投资少。本论文的设计符合《10kV及以下变电所设计规范》以及《工业与民用配电设计手册》等相关规范，特别注重实用性、先进性、经济性，充分体现了我国供配电技术发展。关键词：变电所，短路电流，负荷计算，系统主接线PAGE\*MERGEFORMATIIAbstractThisdesignfor10kvsubstationfuningdistrictmiddleschoolwiththecurrentsituationoftheelectricload,economicandcomprehensivetechnicalfactorsdeterminetheregion'spowerengineeringdesignandtechnologyapplicationasthemainline,discussesthecalculationofload,loaddataisdetermined,andreactivepowercompensationdesign;Apowersupplyanddistributionsystemwiringdesign,selectthesubstationtransformersets,capacityandtheselectionofsubstationsiteandtype;Calculationofshort-circuitcurrentchoosethecableconductorcrosssectionandthelayingofwireandcable;Electricalappliances,wireandcableandselection,thedesignoftheelectricalsubstationandpowersystemrelayprotection.EquipmentinstallationmustbeinaccordancewiththepowersupplyanddistributionsystemdesignspecificationsGB50052-95,10kvandbelowGB50053-94substationdesignstandard,lowvoltagepowerdistributiondesignspecificationGB50054-95,thecivilconstructionelectricaldesignspecification(JGJ/T16-92）standardandscopeofstateregulations,suchasthecorrectselectionofelectricalequipmentandundernormalcircumstancesthesurveillancesystemandprotectionsystemundernormalcircumstances,consideringallkindsofsafetytechnicalmeasures,shouldsatisfytherequirementofthedifferentloadisnotshortofpowersupplywiring.Alsotodistributionelectricalequipmentarrangementandthedesign,thelightingshallbecarriedoutinaccordancewiththelightingspecificat