72kV电气安装施工

thepoweranddamthepoweranddam6.12电气一次设备安装Installationofelectricequipment6.12.1工程范围Thescopeofengineer本电站电气一次工程engineerofelectricinstation（1）发电机7.2kV电压配电装置安装工程；Theinstallationof7.2KVdistributionequipmentofgenerator（2）72kV升压变压器安装工程；Theinstallationof72KVstep-uptransformer（3）72kVGIS开关站设备安装工程；Theinstallationof72KVGISswitchyardsubstation（4）72kV户外出线设备安装工程；Theinstallationof72kvoutdoorout-goingequipment（5）0.4kV厂用电系统及坝区馈电设备安装工程；Theinstallationof0.4KVequipmentofstationdistrict（6）电气一次电缆工程（包括一期砼中的预埋管路）；TheinstallationofpowercablesTheintalltionoflightingofpowerstation（8）全厂接地工程；Theinstallationofearthingsystemofpowerstation主要工作内容Thescopeofcontract设备到货验收、保管、部分基础件和构件的制作、安装、调试、试运行、消缺处理直至移交给业主的全部工作，承担业主认为有必要的设备出厂检查验收等，Takeoverandstorageofequipment,produceofsomebasementandstructure,installation,testing,performance,handlethedefectandturnovertoowner,othersomeinspectofex-workequipmentwillbedone.6.12.2发电机7.2kV电压配电装置安装Installationof7.2KVvoltagedistributionequipmentofthegenerator主要工程量及技术参数Thetechnicaldataandthescopeofinstallation发电机电压设备主要包括：共箱母线、发电机出口电流互感器、发电机断路器成套设备、隔离开关、电压互感器、避雷器、励磁回路电流互感器柜、励磁变压器、厂用隔离变压器、厂用变压器、厂用变压器回路断路器柜、限流熔断器柜及电流互感器柜。Thevoltageequipmentofgenerator ineludebusbar,currenttransformer,generatorcircuitbreaker,disconnect voltagetransformer,lightingarrestor,excitation发电机出口断路器成套设备Thecompleteequipmentofcircuitbreakerofgenerator型 号：typeKYN28-7.2额定电压：ratedvoltage7.2kV额定电流：ratedcurrent1250A额定频率：ratedfreqence50Hz额定开断电流： ratedbreakingcapicity25kA数 量：number2台（套）6.1222Theinstallationplanofvoltageequipmentofgegeratortobeseennextnext施工场地布置Thelayoutofinstallationsite主回路、分支回路封闭母线及设备运抵安装区后，其开箱、检查、清点验收以及逐段清扫、调整、分段交流耐压和各段母线附件安装等项工作，均在相应机组段母线及设备安装层地面进行，地面要求干燥、清洁，并铺垫橡皮或枕木。Maincircuitandbranchbusbarwillbeinspected,thencleared,adjusted,tested,andthesomepartwillbeinstalled,theseworkwillbedoneintheplacewherethemainequipmentwillbeinstalled.theplacewillbeclear,dry,andhaverubberorcrosstie发电电压设备及母线安装主要施工方案Themainplanofinstallationofvoltageequipmentandbusbarofgenerator.（1） 基础埋件制作及安装Theinstallationandproduceofembeddedpart按图纸要求制作基础埋件，在不影响土建砼浇筑施工为原则下，随土建施工进度按设计图纸要求进行基础埋件的予埋。Producethepartaccordingtothedrawing,withthecivildeveloping,installtheembeddedpart.（2） 基础埋件处理及测量放点Processofbaseembeddedpartandmeasuremark（3）设备基础及母线基础构架安装Installationoffoundationofequipmentandbusbar（4）发电电压设备及其母线的现场转运和吊装就位TransportandhoistingofvoltageequipmentandbusbarInstallationandadjustofbusbar（6）母线安装完毕进行全面彻底的清扫、检查，在与电气设备连接前按规定要求进行电气检验及整体工频交流耐压试验。Afterfinishingtheinstallationofbusbar,clearcheckeverywherethentestingthepowerfrequencevoltage.（7）发电电压设备安装Installationofvoltageequipmentafterfinishinspect,clearsite,checkthelist,civilworkisfinished.（8） 按设计图进行接地。Earththeequipmentaccordingthedrawing发电电压设备及其母线现场检查试验与验收AccordingtotheIECandtheChinanationalstandard,checkthevoltageequipmentandbusbarinthesite.安全措施Hoistingbyprofessionalworker,workingwithsafetycap,andhavefirefightingequipment.

ImportantinstallingtoolNO.nameDescribeunitquntitynotemark1Weddingmachine22forklift2.5ton23WaterlevelS314Nylonhangingstrip2tonDouble105Torquespanner0—100Nmpieces46Leadingchain1—2ton207Electricdrill18cleaner19Steelwirewithnylonsheath1ton3010Oxygen,ethine111car8ton112crane8tonMaterialNO.nameDescribeunitquntitynotemark1Steelt1.52SteelplateS=10-16mmt23WoodenplateS=20〜40mmm72kV升压变压器安装Theinstallationof72KVstep—ptransformer技术参数。Technicaldataandengineer72kV升压变压器安装工程包括升压变压器、中性点设备及控制柜。升压变GIS压器低压侧采用共箱母线和发电机电压配电装置相连接，变压器高压侧与GIS连接采用管道母线。该电站电气设备最大运输重量为主变压器， 主变压器充氮最大运输重量约t。Theengineerofinstallation ofmaintransformerineludestep-uptransformer,neuturalequipmentandcontrolpanel.type：SF10-4500/69Ratecapicity:4500kVARatedvoltage：69i2X2.5%/6.6kVNumberofphase:3Windingtype:YN,dllThetypeofchangevoltage：NoloadtapchangerinHVRatedfrequence：50HzImpedancevoltage：13%cooling:ODWFnumber：2Installation

施工布置Prepareforinstallation,includeembeddedthehook,preparetwooiltank,pipe,vacuumfilter,vacuumpumpetc主变安装就位Maintransformerlocatedinthesiteaccordingdrawing安装方案Theplanofinstallationoftransformer（1）主变安装前的保管Storgebeforeinstallationoftransformeraccordingtomanufactureruleandstandard.（2）主变及配电装置安装Installationoftransformeranddistributionequipment,chargeoil,assemblethepipeline,installationof HighvoltageandLowvoltagebushing,reservoiretc.Inspectionandacceptance主变及中性点设备的试验将按厂家说明书和中国现行的国家标准的有关方

法和要求进行验收。Acceptanttestwillbedoneaccordingtomanufactureandstandard(IECornationalstandard)InstallingequipmentandspecialtoolNO.nameDescribeunitquntitynotemark1Oiltank10m3piecess22Vacuumfilter6000L/Hunit13Vacuumpump50L/Sunit14stainlesssteelballvalve©50pieces105stainlesssteelpipe©50m906Weldingmachine400Aunit17dryairproducerDewpoint-40°Cset18Vacuummeterpieces29Oiltestingequipmentset110Crane,transportequipmentjack、rollerwheel等set111Waterlevelmeter、theodoliteset1+112Grindingwheelsaw©400unit113drillerunit114tractor5tunit115Softpipe©50PVCm100Mainmaterial序号名 称规 格单位数量备注1AnglesteelZ40X4mmm602SteelplateS=8mmm223Woodplate20X300X600mmpieces84Steelpipe©=50mmm80

5Steelpipeclip©=50mmset256crossitepieces87rubberS=8mmwide1mm106.12.472kVGIS开关站设备安装安装72KVGISequipmentinstallation6.1241 主要工程量及设备参数 intruduceanddataofsubstation72kVGIS开关站布置在厂房右侧滩地上，高程为132.00m,主接线采用一机一变单母线接线方式，72KVGISswitchyardlocatedinrightplaceofpowerhouse,highlevel132m,onegeneratorwithonetransformer,singlebusbar.GIS户内开关站主要参数GISindoorsubstationdatacurrent:1250AFrequnce:50Hzbreakingcurrent:25kAshortcircuitclosingcurrent:kApeakwithstandcurrent:kAlightningimpulsevoltage(peak):kVFrequncewithstandvoltage(RMS):kVoutgoingbar:2Incomingbar:2PTbar:0theplanof installation72kVGISequipmentinstallation(1)GIS设备用汽车运到GIS室，用25T汽车吊将GIS设备吊到设备安装高程后再转运到GIS设备的安装部位。EquipmentofGIStransporttothesitelocatedtoplaceofdrawingwiththecranemarkthefoundation设备基础埋设及接地安装Erathandinstalltheequipmentfoundationparthoistandconnect管道、阀门、仪表配装及调整。 Pipe,valve,instrumentinstall设备抽真空与充SF6气体。VacuumizeandchargeSF6gas6.1244 检查验收项目checkandacceptaneeaccordingtomanualandstandardspecialtoolfortheinstallation序号名 称规 格单位数量备注1Vacuumpump30L/SUnit12SF6gasleakdetectorUnit13SF6chargeequipmentUnit14theodoliteJ2Unit15WaterlevelmeterDS3Unit16cleaner1000WUnit27Welddingmachine400AUnit18jack2t、3tUnit各29Manuallift2t、3tUnit各210GrindingwheelsawUnit111Powerpanelpieces212Longwireswitchboxpieces2

13Torquespannerset26.1246 material序号名 称规格单位数量备注1alcoholContent98.9%box12Whitecottonstripwide10mmroll103Clearpapperbox14Plasticfilmwide1000mmroll25Whiteclothwith1000mmm1072kV户外出线设备安装outdooroutgoingequipmentinstallation72kV出线从GIS采用管道母线引出，经72kV电缆廊道引至户外出线平台架空出线。72KVoutgoingbuspipefromGISthrough72KVcablegallerytotheoutdooroutgoingstructurewithoverheadwireplanofinstallationinstallinstallmethod设备基础安装thefoundationofequipmentinstall设备基础支架制作及安装thestructureproduceandisntall设备安装installationofequipmentinclude equipmentlift,CTinstall,LAinstall,thelinetrapinstall,installationofoverheadconductor检查验收项目theitemofcheckandaccptanee电容式电压互感器检查试验项目thecapicitytransformertestinginclude measureinsulating resitance,ACwithstanding voltagetest,measuretgSetc.氧化锌(ZnO)避雷器试验项目 ZnOarrestortestingincludemeasure insulating resistance,measurecurrentinthe

performing,measurefrequncevoltageorDCvoltageetc.specialtool序号名 称规 格单位数量备注1Grindingwheelcutter400unit12windlass3tunit13ladder8mset24car12munit15Crane16tunit1material序号名 称规格单位数量备注1alcoholcontent98.9%box12WhitecottonstripWide10mmroll103Clearpapperbox14PlasticfilmWide1000mmroll25WhiteclothWide1000mmm106WoodplateS=10mmm227Steelpipe©50m1008Steelpipeclip©50set209rubber1000>8mm206.12.6 0.4kV厂用电系统及坝顶用电系统设备安装 istallationof0.4KVstationpowersystemanddamtoppowersystemstationpowersystemanddamtoppowersystemstationpowersysteminclude0.4KVstationpowersystemwithpowerpanelwhichisdrawering,damdistrictpowersystemtheplanofinstallation盘柜：基础槽钢安装T二期砼浇筑一设备清点交接一运输一设备检查一盘柜安装f接地引线连接—检查调试—带电试运行—验收。Pane:basechannelsteelinstall,concretecast,checkandturnover,transport,install,connectearthingwire,checkandadjustcommissioning,acceptance动力配电箱：设备清点交接—运输—安装—接地引线—电缆连接—绝缘电阻测量—带电试运行—验收。Powerdistributionbox:equipmentcheck,transport,install,connectearthingwire,connectcable,measureinsulatingresistence,commissioning,acceptance.干式变压器：基础槽钢安装—二期砼—设备清点交接—运输—就位调整—附件安装及接地引线连接—清扫检查—电气试验—带电试运行—验收。Drytransformer: basechannelsteelinstall,concretecast,equipmentcheck,transport,adjust,connectearthingwire,clearandcheck,test,commissioning,acceptance施工技术措施installmethodInstallaccordingtoIECstandard,Chinanationalstandard,manufacturemanual.现场试验与验收thetestinthesiteandacceptance(1)thetestwillbedoneaccordingtotheIEC,ChinaStandardandthemanufacturemanual.(2)现场验收theacceptaneeinthesite按照制造厂的安装说明书及GBJ147《电气装置安装工程高压电气施工及验收规范》、GBJ148《电气装置安装工程电力变压器、油浸电抗器、互感器施工及验收规范》、GBJ149《电气装置安装工程母线装置施工及验收规范》、GB50150《电气装置安装工程电气设备交接试验标准》、GB50169《电气装置安装工程接地装置施工及验收规范》、GB50171《电气装置安装工程盘、柜及二次回路结线施工及验收规范》的要求准备安装和检查、试验记录。 According tothemanual of manufacture and China nationalstandard(GBj148,GBj147,GBJ149etc), checkthestallationandrecordoftest6.1265主要施工设备及专用工具specialtool序号名 称规 格单位数量备注1theodoliteJ2unit12aterlevelmeterDS3unit13cleaner1000Wunit24Welddingmachine400Aunit15jack2t、3tunit1+16Manuallift2t、3tunit1+17Grindingwheelsawunit18ladder8mpieces29Travelingcrane16tset1电气一次电缆powercableintroduceandtechnicaldata电气一次部分电缆敷设工程包括主厂房、72kV主变及72kV开关站、72kV出线平台等地的电缆桥架安装、电缆敷设安装、一期混凝土中的预埋管路、二期混凝土内的电缆管埋设和预埋件埋设。电缆敷设以沿电缆桥架、电缆沟、电缆出线洞明敷为主，配合以穿管明敷和穿管暗敷，电缆敷设长度以施工图为准。电力电缆按电压等级分为35kV、10kV和1kV三种，35kV及10kV采用交联聚乙烯绝缘电缆，1kV采用聚氯乙烯绝缘电缆，所有电缆全部采用阻燃电缆。Powercableengineerincludepowerhouse,72KVmaintransformer,substation,72KVoutgoingstructurebay,cabletrayinstall,cablelayout,cablepipe,embeddedpart.cablelengthisaccordingtothedrawing.powercablehave35KV,10KV,1KVvoltage,35KVand10KVcableisXLPEinsulated,1KVcableisPVCinsulated.电缆桥架安装installationofcabletray电缆桥架清点交接T运输T清理预埋件T放点T焊立柱T上支臂T安装桥架f接地。Cabletraycheck,transport,embeddedpart,mark,welddingpole,installtray,grounding.PowercableinstallaccordingtothemanualofmanufactureandIECortheChinastandard.thetestandacceptaneeinthesitewillbedoneaccordingtothemanualofmanufactureandIECortheChinastandardGB50168andGB50169,GB50150-9.specialtool序号名 称规 格单位数量备注1Welddingmachine400Aunit22Cablelaymachineset13Grindingwheelsaw©300unit14GrillgunSpraytypeunit25Electrichammerpieces16Handydriller16mmpieces17Electrictoolset18Cabletestingequipmentset1照明系统设备安装installationoflightingsystemintroduceandtechnicaldata本工程包括全电站的照明系统、配线管路及二期混凝土内预埋件的埋设等。全厂工作照明采用交流380/220V 电压、中性点直接接地的三相四线制系统，灯具电压220V。事故照明采用直流220V。主要有：厂房内屋内照明（含荧光灯、应急照明灯和指示灯）；进水口照明（含荧光灯、应急照明灯和指示灯）屋外泛光灯12盏（配不锈钢支架）；屋外庭园灯20盏（配支架2.5m）;lightingsystemineludeallpowerstationlighting system,wirepipe,embeddedpartinconcreteetc.lightingsystemisAC380/220Voltage,neutraldirectgrounding,threephasefourwire,lightingvoltageisAC220V,emergencylightingisDC220V.itispowerhouselighting,intakelighting,outdoorlightingetc.TheplanoflightingsystemInstallationInstallequipmentBulbisntallSwitchinstallSystemtestinstallmethodwhenthelightingsysteminstall,itcanbetakenuseofpowerhousebridgecraneandotherladder,intheoutdoor,usethemobilecrane.roadlightingequipmentcaninstallaftertestingthenliftandfix。技术要求installationshallbeaccordingtomanualofmanufactureandIECorChinastandard.现场试验与验收thetestandacceptanceinthesiteisaccordingtothemanualofmanufactureandIECorChinastandardGB50159specialtool序号名 称规 格单位数量备注1WelddingmachineDx7-400unit12Grindingwheelsaw©300unit13Impactelectricdrillerpieces24Electrichammerpieces25Handyelectricdriller16mmpieces16Ladderwithtwoleg3m、5mpieces57ladder3m、5mpiecess4全厂接地工程earthingsystemofpowerstation主要工程量和技术参数introduceand technicaldataToconformtheengineersuccess,shouldmeasuretheearthresistenee,accordingtotheChinastandardSBGJ81.powerstationshouldtakeadvantageofnaturegroundingwire,puttheearthingwireinthepowerhouse,72KVsubstation,andothernecessaryplace.inthepowerhouse,72KVsubstationprovidetheearthingpole,ensuretheearthingresisteneevalueislessthan0.5 QThedamdistricthasindependentearthingsystem.Mainmaterialsoftcopperwire,35mm2-95mm2，800m。earthingpole,copperpolewithshieldsteelL=3000mm 60pieces。

earthinginstallplanPrepareforinstallationinstallmethodAccordingtothemanualofmanufactureandIECorChinastandard检查与验收checkandacceptaneeaccordingtothemanualofmanufactureandIECorChinastandardGB50169-92,theearthingresisteneeofmeasureshouldbelessthanthedesignvalue.specialtool

序号名称规格单位数量备注1Welddingmachine400Aunit22Grindingwheelsaw电300unit16.13 theinstallationofcontrolandprotectionequipmentengineerintroduceofcontrolandprotectionsystemNO.nametypeunitQuantity1计算机监控系统controlsystem1.1operatingstationset21.2Communacationstationset11.3PowerhouseLCUset21.4CommonLCUset11.5UpperstationUPSset21.6EthernetOpticalfiberset11.7GPSclocksystemset11.8Softwareset11.9printerunit21.1spareset12Protectionsystemset2.1Ganeratorandtransformerprotectionpanelcomputerset22.272KvlineprotectionWithdigitaldistanceprotectionset12.36.6kVvoltageprotectionequipmentset12.4substationTerminalboxXW-2set33Generatorexcitationsystemset2

NO.nametypeunitQuantity4Measurepanelset4.1Gridmeasurepanel0.2Smeter2piecesset14.2Stationmeasurepanel0.5set55DCsystem5.1220Vchargepanelset15.2220VDCfeederpanelset15.3220Vleadacidmaintainlessbatteryset15.4Batterypanelset26Communicationsystemset17PLCset18Testequipmentset19cablekm2210Opticalcablekm4计算机监控系统thecomputercontrolsystem6.1321 安装程序theplanofinstallationofthecntrolsystemineludepowerhousecontrolsystemandsubstation controlsystem计算机监控系统包括电站计算机监控系统和辛迪值守站计算机监控系统两部分。installmethodInstallationaccordingtothemanufacture manual,andIECorChinastandard,thedesigndrawingwithdetailinstallplan,thesiteshouldbeclear.earthingsystemshouldbesolid.allwireshouldbemarkedandinorder.thecableshouldnothavejointbetweenpanel.调整试验adjustingandtestingFirstcheckthewireconnect,thencheckmodule,testingevery

functionstepbystep,checkthemodulewithcontrolequipment,testsystem.6.13.3继电保护protectioninstalltheplanofprotectioninstallation 安装技术措施instal