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1、***************毕业论文题目:某塑料制品厂总配变电所及高压配电系统设计英文并列题目:APlasticProductsFactoryTotalSubstationAndhigh-VoltagePowerDistributionSystemDesign学院:专业:班级:学生:指导教师(职称)完成时间年月日至年月日摘要电能是现代工业生产的主要动力能源。工厂供电设计的任务是从电力系统取得电源,经过合理的传输、变换,分配到工厂车间中每一个用电设备上。随着工业电气自动化技术的发展,工厂用电量的迅速增长,对电能质量、
2、供电可靠性以及技术经济指标等的要求也日益提高。供电设计是否完善,不仅影响工厂的基本建设投资、运行费用和有色金属消耗量,而且也反映到工厂供电的可靠性和工厂的安全生产上,它与企业的经济效益,设备和人身安全等是密切相关的。根据工厂的供电电源,用电负荷和用电性质,通过这些数据资料的分析,来确定其变电所的规模和计算其用电负荷,选择合适的主接线形式和变压器的型号,确定该变电所的电气主接线图,根据计算其用电负荷和短路计算选择断路器,熔断器,隔离开关,电压、电流互感器,避雷器,母线等电气设备。关键词:变电所、配电系统负荷和短路计算设
3、备选型ABSTRACTTheelectricalenergyisthemodernindustryproductionmainpowerenergy.Thefactorypowersupplydesigndutyisobtainsthepowersourcefromtheelectricalpowersystem,passesthroughthereasonabletransmission,thetransformation,assignstothefactoryworkshopinoneachcurrentcoll
4、ector.Alongwiththeindustryelectricityautomationtechnologydevelopment,thefactorywiththeelectricquantityrapidgrowth,totheelectricalenergyquality,thepowersupplyreliabilityaswellasthetechnologyeconomicindicatorandsoontherequestalsodaybydayenhances.Thepowersupplydes
5、ignswhetherconsummates,notonlyaffectsthefactorythecapitalinvestment,theoperatingcostandthenon-ferrousmetalconsumption,moreoveralsoreflectedtothefactorypowersupplyreliabilityandinthefactorysafetyinproduction,itandenterprise'seconomicefficiency,theequipmentandthe
6、personalsafetyandsoonistheclosecorrelation.Accordingtothefactoryelectricpowersupply,useselectricityshouldersanduseselectricitythenature,throughthesedatamaterialanalysis,determineditstransformersubstationthescaleandcalculatesittouseelectricitytheload,choosesthea
7、ppropriatemainwiringformandthetransformermodel,determinedthistransformersubstationtheelectricalhostwiringdiagram,accordingtocalculatesittouseelectricityshouldersandshort-circuitsthecomputationchoicecircuitbreaker,thefuse,theisolator,thevoltage,thecurrenttransfo
8、rmer,thearrester,electricalequipmentsandsoongeneration.Keyword:Transformersubstation,electricalpowerdistributionsystem.目录摘要IABSTRACTII第一章引言11.1课题来源11.2课题意义1第二章负荷计算与无功补偿22.1车