毕业设计说明书(毕业论文)本科生毕业设计说明书(毕业论文)毕业设计说明书(毕业论文)办公楼室内供电系统设计摘要本文阐述了办公楼的电气设计的设计依据、原则、方法和结果。设计主要内容包括照明设计、设备选型、消防以及防雷接地。照明设计介绍了照明方式、照度计算和光源选择;设备选型包括低压断路器、低压熔断器、电缆、导线以及电力变压器等电气设备的选型;负荷计算是本设计的计算前提,通过负荷计算、无功功率补偿、短路电流计算等计算来提高线路的安全、可靠性;消防关系到办公楼的安全,设计涉及发现火灾险情、处理火灾险情;防雷包括确定防雷等级,认识雷电形式,确定防雷方式和设备接地方式。设计主要解决了办公楼的照明合理设计与运用;负荷计算及电气设备的选项遵循了安全、经济等原则,合理设计线路敷设,合理选择各电气设备;防雷与接地主要解决了直击雷与雷电波入侵的危害防范措施,确保了楼室安全以及人员人身安全。关键词:负荷计算;无功补偿;设备选型;电气照明;防雷接地毕业设计说明书(毕业论文)TheInteriorDesignOfPowerSupplyOfficeAbstractThispaperistodescribethebasis,principles,waysandresultsoftheofficebuilding’selectricaldesign.Illuminationdesign,equipmentselection,firecontrolandlightningprotectionarefourmainpartsofthisdesign.Illuminationdesignwillintroducethewayoflightingandthecalculationofillumination.Equipmentselectionistoselectthelow-voltagecircuitbreakers,wiresandsoon.Thecalculationofthisdesignisunderthepremiseofloadcalculation.Weimprovethesafetyandreliabilityofthecircuitaccordingtoloadcalculation,reactivepowercompensation,short-circuitcurrentcalculationetc..Firecontrolandlightningprotectionarerelatedtothesafetyofthebuildingandinvolvewithdiscoveringandtacklingoffirecircumstance.Lightningprotectioncoversidentifyingthegradeofthunderandlightning,understandingtheformofthunderandlightninganddeterminingthewayoflightningprotectionandequipmentearthing.Thispaperaimsatdealingwithreasonabledesignsandapplicationsintheoffices.Theloadcalculationandelectricalequipmentarechosenonbasedontheprincipleofsafetyandeconomy.Thecircuitsshouldbereasonablydesigned.Lightningprotectionandearthingconnectiontackletheproblemofdirectlightningflashandlightningwavetoensurethesafetyofthebuildingandpeople.Keywords:Loadcalculation;ReactivePowerCompensation;EquipmentSelection;ElectricalLighting;LightningProtection.毕业设计说明书(毕业论文)目录摘要........................................................................................................................................IIAbstract....................................................................................................................................III第一章绪论.......................................................................................................................11.1建筑电气的研究领域.................................................................................................11.2楼宇电气自动化的现状.............................................................................................11.3楼宇电气自动化的意义.............................................................................................21.4楼宇电气自动化的展望.............................................................................................3第二章照明设计...............................................................................................................42.1照明方式.....................................................................................................................42.2照明种类的选择.........................................................................................................42.3光源选择......................................................................................................................42.4照明方式.....................................................................................................................62.5照度计算......................................................................................................................72.5.1利用系数法......................................................................................................72.6应急照明.....................................................................................................................82.6.1应急照明分类...................................................................................................82.6.2设计要求..........................................................................................................8第三章负荷计算及设备选型..................................................................................................93.1电力负荷级别及其供电要求.....................................................................................93.1.1一级负荷...........................................................................................................93.1.2二级负荷..........................................................................................................93.1.3三级负荷........................................................................................................103.2办公室的电气主接线...............................................................................................103.2.1电气主接线方式............................................................................................103.2.2单母线不分段接线........................................................................................103.2.3单母线分段接线............................................................................................113.2.4本办公室的电气主接线................................................................................13毕业设计说明书(毕业论文)3.3负荷计算...................................................................................................