某别墅的电气设计

（xxx届）本科毕业设计题目：某别墅电气设计专题：专业：班级：姓名：学号：指导教师：说明书46页，图纸3页，专题页，译文8页第I页某别墅电气设计摘要本工程为三级负荷，供电电源均引自小区变电站，电压等级为380V/220V，采用树干式供电，供电电源引自小区内变电站。设计内容包括强电和弱电设计两个部分。其中，强电设计包括：配电系统的设计、照明系统设计、插座系统设计及防雷与接地系统的设计；弱电设计包括：有线电视系统的设计、消防系统设计。照明系统按环保节能标准设计，其中包括照度计算、灯具的选择、照明干线、插座导线截面积的选择以及导线的敷设方式。插座系统按高档住宅标准设计。插座回路与照明回路由不同支路供电，一般插座安装高度为0.3米，空调插座距地高度为1.8米以上，潮湿场所应装设防潮、防溅型的插座接地系统采用TN—C—S系统。防雷系统设计在屋面上装设避雷针与避雷带相结合的接闪器。弱电系统包括消防系统、有线电视系统、电话通信系统、宽带网络系统。所有设计满足用户要求。建筑物为第三类防雷建筑。关键词：照明设计，供配电系统，防雷接地系统，消防系统。第II页ElectricaldesignofavillaAbstractTheprojectisthethreeclassload,powersupplyfromthetransformersubstation,voltagelevelforthe380V\/220V,thetrunktypepowersupply,thepowersupplyfromtheareaofsubstation.Thedesignincludestwopartsofstrongandweakelectricitydesign.Amongthem,including:powerdistributionsystemdesign,lightingsystemdesign,socketsystemdesignandlightingprotectionandgroundingsystemdesign;weakdesigninclude:thedesignofcabletelevisionsystem,firefightingsystem.Lightingdesignbyenvironmentalandefficiencystandards,includingilluminationcalculation,thechoiceoflamps,lightingline,socketwirecross-sectionalareaandthechoiceofwirelayingmethod.Socketsystemdesignaccordingtothehigh-graderesidentialstandards.Outletcircuitandlightingbacktotheroutingofdifferentbranchpowersupplysocketisinstalled,thegeneralheightis0.3meters,air-conditioningoutletheightof1.8meters,dampplacesshouldbeequippedwithmoisture-proof,splash-proofsockettypegroundingsystemusingTN-C-Ssystem.Lightningprotectionsystemdesigninroofinstalledlightningandlightningwithacombinationofair-terminationsystem.Weakcurrentsystemincludingfiresystem,cableTV,telephonecommunicationsystem,broadbandnetworksystem.Allthedesigntomeetuserrequirements.Forthethirdtypeofbuildinglightningprotectionbuilding.Keywords:lightingdesign，powersupplysystem，lightningprotectionandgroundingsystem，fireprotectionsystem。第III页目录1绪论........................................................................................................................11.1目的及意义..............................................................................................................11.2研究现状分析..........................................................................................................11.3基本任务..................................................................................................................12电气照明系统设计....................................................................................................32.1电气照明概述..........................................................................................................32.1.1照明的概述...........................................................................................................32.1.2照明设计的要求和一些应注意的问题...............................................................32.2照明设计的目的和原则..........................................................................................32.2.1照明设计的目的...................................................................................................32.2.2照明的设计原则...................................................................................................42.3照明的方式和种类..................................................................................................42.3.1照明方式...............................................................................................................42.3.2照明分类...............................................................................................................42.4照明灯具的选择......................................................................................................52.5照明计算..................................................................................................................62.5.1照明计算的依据...................................................................................................62.5.2照度的计算...........................................................................................................73开关和插座的选择....................................................................................................93.1开关和插座的种类..................................................................................................93.1.1开关的种类...........................................................................................................93.1.2插座的种类...........................................................................................................93.2开关和插座的安装要求........................................................................................103.3设计方案................................................................................................................104供配电系统设计......................................................................................................124.1住宅配电设计要求................................................................................................124.2配电线路的保护....................................................................................................124.3配电回路及其保护措施方案选择........................................................................134.4负荷分级..........