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1、TDItrain-InfrastructureElectricalSystemInstallationMVCablePullingConstructionPlanTDI结合装置-根底装备电气零碎装置中压电缆敷装备工打算B11/30/2009ISSUEDFORCOMMENTSA11/26/2009ISSUEDFORCOMMENTSRevDateDD/MM/YYSTATUSPREPAREDBYCHECKEDBYAPPROVEDBYDOCUMENTREVISIONS目录Content一.概略OVERVIEW31.1工程概略PROJECTOVERVIEW31.2施工范畴SCOPEOFWORK3二体例按
2、照COMPILATIONBASIS4三施工工艺流程：CONSTRUCTIONPROCESS4四.后期预备PREPARATION44.1技巧预备TECHNICALPREPARATION44.2材料预备MATERIALPREPARATION54.3要紧机具预备MAINEQUIPMENTPREPARATION54.4功课情况预备WORKENVIRONMENTPREPARATION6五.敷装备工WORKOFCABLEPULLING65.1电缆敷装备工工序WORKPROCEDURE65.2机具安排LAYOUTOFTOOLS65.2.1电缆的搬运及支架架设CABLEREMOVALANDCABLETRAY6
3、5.2.2卷扬机与滑轮的安排WINCHANDPULLEYARRANGEMENT65.3电缆展放LAY-OFFCABLE105.4电缆敷设、结实CABLELAYINGANDFIXING12六.覆砂盖砖SPREADSANDANDCOVERBRICKS12七.回填土BACKFILLEARTH13八.埋标桩BURYINGSTAKE13九.挂标记牌HANGINGSIGNS13十.质量操纵QUALITYCONTROL1310.1主控工程MASTERITEMS1310.2一般工程GENERALITEMS14十一.制品保护FINISHEDPROTECTION14十二.质量记载QUALITYRECORD1412
4、.1质量保障材料QUALITYASSURANCEINFORMATION1412.2施工记载CONSTRUCTIONOFRECORD15十三.平安消费、文化施工恳求跟方法SAFETYANDCIVILIZEDCONSTRUCTIONREQUESTSANDMEASURES15一.概略Overview1.1工程概略ProjectOverview工程称号：TDI结合装置厂区中压电缆敷装备工。Projectname:TDITrainPlantMediumVoltageCablePullingWork.本工程触及三个变电站，分不是现有的220/35kVA472变电站、现有的35/10kVB301S变电站以及
5、新建的35/10kVC581变电站，任务内容为三个变电站之间跟从三个变电站接至MV用户的电力电缆、操纵电缆、接地电缆的敷设。Theprojectinvolvesthreesubstations,namelytheexisting220/35kVA472substation,theexisting35/10kVB301Sthe35/10kVC581substationandanewsubstation.Thisisthepower,controlandgroundingcablepullingamongthreesubstationsandforMVusersconnectedtothethre
6、esubstations.1.2施工范畴ScopeofWork1)A472修建（220/35kV变电站）出线回路：A472Building(220/35kVsubstation)outletcircuit由A472变电站引出3路35kV出线。此中：一起引至B301S修建（35/10kV变电站）原1#主变，原1#主变电缆将抽出，与新增4#主变衔接；另两路引至35/10kVC581变电站1#主变跟2#主变。回路采纳FS-YJY-26/35kV-1*300mm2单芯电缆，直埋敷设。去C581的两路35kV线路，敷设时沿差异途径，以防止两回线路同时受损。Pullthree35Voutgoingsfro
7、mA472substation.Ofwhich:ThefirstoutgoingisledtoB301SBuilding(35/10kVsubstation)theoriginalone#maintransformer,pulltheoriginalone#maintransformercableout,andconnecttotheadding4#maintransformer;theothertwooutgoingsareledto35/10kVC581#1andsubstation2#maintransformer.UseFS-YJY-26/35kV-1*300mm2single-cor
8、ecablesforLoopandburiedpulling.Two35kVlinestoC581arelaidalongdifferentpathstoavoiddamageofthetwoloops.2)B301S修建（35/10kV变电站）出线回路：B301Sbuilding(35/10kVsubstation)outletcircuit:由B301S变电站引出7路10kV出线。全体引至B399核心制冷站。回路采纳10kV截面为95mm2的三芯铠装电缆，由B301S南面现有的电缆井引出直埋至装置。Pull710kVoutgoingsfromB301SsubstationtoB399cen
9、tralrefrigerationstation.Loopuses10kVthree-corearmoredcablewithcross-section95mm2andpulloutfromtheexistingcablewellinthesouthofB301Sthenburiedlaytothedevice.3)C581修建（35/10kV变电站）出线回路：C581building(35/10kVsubstation)outletcircuit:由C581引出10路10kV线路，分不为A507的四台变压器，B551的两台变压器，B553TDA装置氢气紧缩机2台，C521盐酸装置氯气紧缩机1
10、台，盐酸紧缩机1台供应电源。此中，变压器回路采纳10kV截面为185mm2的三芯铠装电缆，马达回路采纳10kV截面为95mm2的三芯铠装电缆。以上电缆线路均沿打算途径埋地敷设。1010kVlinesledfromC581areusedtosupplypowertoA507sfourtransformers,B551twotransformers,B553TDA2setsofhydrogencompressorunit,C521hydrochloricacidchlorinegascompressorunit,andhydrochloricacidcompressorunitrespective
11、ly.Amongthem,transformercircuitusesx3-corearmoredcablewith10kVcross-section185mm2,motorcircuitusesthree-corearmoredcablewith10kVcross-section95mm2.Allcablelineswillbelaidundergroundalongtheplanningpath.4)接地电缆回路：Groundcableloop:从A472敷设一根95mm2裸铜线去C581，同时从C581敷设四根95mm2裸铜线，分不引至B551、A507、B553跟C521，作等电位结合
12、。以上电缆线路均沿打算途径埋地敷设。Laya95mm2barecopperwiretoC581fromA472.MeanwhilelayfourbarecopperwirestoB551,A507,B553andC521forequipotentialbonding.Allcablelineswillbelaidundergroundalongtheplanningpath.Overview5)操纵电缆回路：Controlcablecircuit:装置在HCL装置现场的3.6MW马达上的电流旌旗灯号通过一根直埋敷设的铠装操纵电缆直截了当接入10KV开关柜。Thecurrentsignalins
13、talledon3.6MWmotorintheHCLdevicessitepassesthroughaburiedarmoredcontrolcabledirectaccessto10KVswitchgear.22屏障铠装操纵电缆，由中压转接柜引出，与中压电缆同途径敷设至相关变压器室。此中，10*2.5mm2电缆直截了当接至温控箱，4*2.5mm2电缆可会合从某间变压器室引出，沿桥架至相关PCS楼ATS柜。TransformeroutletcabinetsareconnectedtoothertransformersnotinC581byusingtwo10*2.5mm2,4*2.5mm2sh
14、ieldsheathedcontrolcablerespectively.The10*2.5mm2cabledirectlyisconnectedtothetemperaturecontrolboxand4*2.5mm2cableareledoutfromtransformerroom,alongthebridgetotherelevantPCSfloorATScabinet.二体例按照CompilationBasis1）按照电气包（中压部分）投标文件及投标图纸体例而成。AccordingtoElectricpackage(MV)thetenderandtenderdrawings.2）在充分
15、研讨工程的客不雅情况跟施工特色，结合我公司类似工程施工经历的根底上体例的。Basedonfullstudyonconstructioncharacteristicsandobjectivesituationandcombinedwithsimilarconstructionexperience.3）在本打算体例进程中，严峻履行国度现行修建跟装置工程施工及验收标准、规程、标准、打算标准。详细如下：Inthiscompilationprocess,strictlyimplementcurrentnationalconstructionandinstallationconstruction,acce
16、ptancenorms,procedures,standards,anddesignspecifications.Asfollows:电气装置装置工程电缆线路施工及验收标准GB50168-2006ElectricalinstallationcableconstructionandacceptancestandardsGB50168-2006电气装置装置工程接地装置施工及验收标准GB50169-2006ElectricalinstallationearthingconstructionandacceptancestandardGB50169-2006修建电气工程施工质量验收标准GB5030320
17、02BuildingElectricalConstructionQualityAcceptanceGB50303-2002三施工工艺流程：ConstructionProcess后期预备电缆直埋敷装备工铺沙盖砖回填土埋标记桩挂标记牌PreparationCableburiedpullingspreadsandandbuildbricksbackfillburysignstakehangsigns四.后期预备Preparation4.1技巧预备TechnicalPreparation1）针对本工程特色编审详细的电缆沟施任务业指点书，实时构造图纸会审。Compileparticularcabletr
18、enchconstructionengineeringguidebookasperprojectcharacteristicsandorganizepromptlydrawingsjointexamination.2)按照上海市电力建破工程施工工艺施行细那么结合本工程实践编写电缆沟施工工艺卡，并构造施行。CompileconstructiontechniquecardsaccordingtotheShanghaiMunicipalElectricPowerConstructionEngineeringConstructionTechnologyImplementationDetailsando
19、rganizeitsimplementation.3)施工职员片面理解电缆敷设去路、起点及敷设途径。Constructionworkershavecomprehensiveunderstandingantecedents,destination,andlayingpathoflayingcables.4.2材料预备MaterialPreparation1)一切材料规格型号及电压品级应契合打算恳求，并有产物及格证。Allmaterialspecifications,modelsandvoltagelevelshouldmeetdesignrequirementsandhaveproductcer
20、tificates.2)每盘电缆上应说明电缆规格、型号、电压品级、长度及出厂日期。电缆盘应残缺无损。Eachcableshouldbemarkedonspecification,model,voltagelevel,lengthandmanufacturedate.Cabletrayshouldbeinagoodcondition.3)电缆外表残缺无损，铠装无锈蚀、无机器损害，光辉亮堂无皱折跟歪曲景象。电缆外皮及绝缘展无老化及裂纹。Thecableexteriorconditionisintact.Thearmorhasnorustandnomechanicaldamage.Itisshiny
21、andbrightwithoutwrinklesanddistortions.Cablejacketandinsulationshownoagingandcracks.4)电缆敷设行进展绝缘摇测或耐压实验。丈量绝缘用兆欧表的额外电压，采纳如上品级：Beforelayingcarryoutinsulationrollingtestorvoltagewithstandtest.Usemeggerratedvoltagetomeasureinsulation.Takethefollowinglevel:10KV跟35KV电缆：用2500V兆欧表。10KVand35KVCable:The2500Vme
22、gger.电缆测试终了，应破刻用橡塑材料封头。Whencabletestingiscompleted,coveritwithrubbermaterialsimmediately.5)按打算跟实践途径盘算每根电缆的长度，公正安排每盘电缆，无电缆讨论。Calculateeachcablelengthaccordingtodesignandactualpath.Arrangeeachcablereasonablywithoutcablejoints.6)电缆保护套管曾经预埋好，故只要求清算管内残渣，并作好管口保护。Cableprotectionsleevehasbeenembedded.Cleanp
23、iperesidueandprotectnozzles.7)别的隶属材料：电缆标示桩、电缆标记牌、油漆、汽油、封铅、硬脂酸、白布带、橡皮包布、黑包布等均应契合恳求。Othersubsidiarymaterial:cablemarkingpiles,cablesigns,paint,gasoline,sealedlead,stearicacid,whitebelt,rubbercloth,blackclothetc.shouldmeettherequirements.4.3要紧机具预备MainEquipmentPreparation卷扬机、敷设电缆用支架及轴、电缆滚轮、转导游轮、吊链、滑轮、钢丝
24、绳、年夜麻绳、千斤顶。Winches,bracketandshaftforcablelaying,cableroller,transferguidewheel,hangingchain,pulleys,wirerope,largehemprope,jacks.绝缘摇表、皮尺、钢锯、电缆端接线东西、手锤、扳手、电气焊东西、电工东西、弯管机、砂轮机、电缆走向牌打印机、电缆号牌机、喷灯。Insulationshakewatch,measuringtape,hacksaw,cable-sidewiringtools,handhammers,wrenches,electricweldingtools,e
25、lectricaltools,bendingmachine,grindingwheelmachine,printer,cableplatemachine,blowtorch.无线电对讲机、手持扩音喇叭。Walkie-talkies,hand-heldloud-speakersZC型兆欧表（检测绝缘电阻用）、高压实验装备（交换耐压及走漏实验用）ZC-typemegger(insulationresistancetest),andhigh-voltagetestequipment(ACwithstandvoltageandleakagetest)4.4功课情况预备WorkEnvironmentPr
26、eparation厂区电缆沟的开挖及过路管的预埋任务曾经实现，电缆沟内无积水，其深度应满意标准恳求，底砂铺好，沟内无杂物。Trenchexcavationandcrossingcabletubesembeddedhavebeencompleted.Trenchhasnowateranddepthshouldmeetthespecifications.Spreadbottomsandandbedebris-free.园地清算干净、路途疏通。Sitecleanuptheroadsunimpeded放电缆用的装备安排终了，且契合平安恳求，电缆沿线照明照度满意施工恳求。Cablelayingequip
27、menthasplaced,andmeetssafetyrequirements.Cablelightingilluminationalongtheroutemeetstheconstructionrequirements.五.敷装备工WorkofCablePulling5.1电缆敷装备工工序WorkProcedure机具安排电缆展放电缆敷设、结实EquipmentlayoutLayoffcablelaycableandfix5.2机具安排LayoutofTools5.2.1电缆的搬运及支架架设CableRemovalandCableTray1)电缆搬运须用卡车或吊车运输。滚动时应按电缆轴上箭
28、头唆使偏向滚动。如无箭头时，可按电缆围绕偏向滚动，切弗成反围绕偏向滚运，免得电缆松懈。Usetruckorcranetotransportcables.Rollcable-axisaccordingtodirectionindicatedbyarrowsignonit.InLong-distancetransportation,usetruckorcranetotransportheavycabletrays.Ifwithoutthearrowsign,rollitaccordingtoitswrappingdirection.2）电缆支架的架设所在应选好，以敷设便利为准，一般应在电缆起止点左
29、近为宜。架设时，应留意电缆轴的滚动偏向，电缆引出端应在电缆轴的上方。电缆放线架应放置稳妥，钢轴的强度跟长度应与电缆盘分量跟宽度相共同。敷设电缆的机具应反省并调试畸形，电缆盘应有牢靠的制动方法。Selectaproperset-upplaceasperconvenienttopave.Generallyplaceitnearthestartorendpointofcable.Beawareofrollingdirectionofcableaxle,andkeeppay-off-racksteady.Cablerackshouldbeplacedsecurely,andthesteelshafti
30、ntensityandlengthshouldmatchthecabletrayweightandwidth.Checkanddebugthecablelayingandhavereliablebrakedevices5.2.2卷扬机与滑轮的安排WinchandPulleyArrangement在线路的另一端安排好卷扬机，并预备好滑轮，约1.52m安排一个破体滑轮，每个转角安排一个转角滑轮，并每隔2030m安排一个工人照顾。卷扬机用地锚结实，转角滑轮用钢管结实，破体滑轮无需结实。Arrangeawinchandpulleysattheendoftheline.Arrangeoneplanarp
31、ulleyevery1.52m,aquarterblockateachcornerandawatch-outworkerevery2030m.Windlassisfixedwithgroundanchorcornerandpulleywithsteelpipes;flatpulleysdonotneedfixing.电缆架与卷扬机安排见以下列图：Cablerackandwincharrangementseebelow:35KV：10KV：5.3电缆展放Lay-offCable1)电缆展放可用人力拉引或机器牵引。当采纳机器牵引时，用机器的最年夜牵引强度宜满意下表的规则，其速率不宜超越15m/mi
32、n，且应在牵引头或钢丝网套与牵引钢缆之间装布防捻器。Usemanualormechanicaltraction.Whenusingmechanicaltraction,themaximummechanicalstrengthshouldmeettherequirementsinTable,itsspeedshouldnotexceed15m/min,andshouldinstallfortifiedtwisterbetweentractionheadorsteelmeshsleeveandpullingsteelcable.Cablemaximumtractionstrength(N/mm2)
33、电缆最年夜牵引强度（N/mm2）牵引方法traction牵引头tractionhead钢丝网套steelmeshsleeve受力部位forcearea铜芯leadcore铝芯aluminumcore铅套leadsheath铝套aluminumsheath塑料护套plasticsheath同意牵引强度allowabletractionstrength704010407本次采纳机器牵引，采纳钢丝网套直截了当塑料护套方法，按表盘算同意最年夜牵引强度：Themechanicaltractionusesaluminumandplasticsheath.Calculateallowablemaximumt
34、ractionstrength:35KV电缆：300mm2的单芯电缆，其同意最年夜牵引强度：35KVcable:300mm2singlecable,theallowablemaximumtractionstrength:F1=7*300=2100N10KV电缆：95mm2的三芯铠装电缆，铅套，其同意最年夜牵引强度：10KVcable:95mm2three-corearmoredcable,leadsheath,theallowablemaximumtractionstrength:F2=10*95*3=2850N185mm2的三芯铠装电缆，铅套，其同意最年夜牵引强度：185mm2three-c
35、orearmoredcable,leadsheath,theallowablemaximumtractionstrength:F3=10*185*3=5550N2）牵引力跟侧压力盘算：Tractionandlateralpressurecalculation:侧压力盘算公式为：Thecalculatingformulalateralpressure:P=T/R式中：P为侧压力（N/m）；T为牵引力（N）；R为曲折半径（m）Where:Pforlateralpressure(N/m);Tfortraction(N);Rforthebendradius(m)程度直线牵引时：Horizontalst
36、raightlinetractionWL式中：为摩擦系数，在滚轮上牵引时取0.10.2；Where:isfrictioncoefficient,wheeltractionisW为电缆每米分量（kg/m）；L为电缆长度（m）Wiscablepermeterweight(kg/m);Liscablelength(m)实践施工中，思索实践情况，取0.12，R1取0.5m,R2取1.3m,R3Theactualconstructionshouldconsideractualcircumstances,takes0.12,R1takes,R2takesm,R3takes1.5m35KVW1=8900kg
37、/m3*300*10-6m210KVW2=8900kg/m3*95*3*10-6m2W3=8900kg/m3*185*3*10-6m2令T1=F1=2100N，那么L1=2100/（9.8*0.12*4.17）=428mT2=F2=2850N，那么L2=2850/（9.8*0.12*4.04）=600mT3=F3=5550N，那么L3=5550/（9.8*0.12*6.44）=733mP1=2100/0.5=4200NP2=2850/1.3=2192NP3=5550/1.5=3700N因而，采纳塑料护套直截了当拉动电缆时，35KV电缆每次同意拉428m电缆，其侧压力为4200N；10KV95m
38、m2的电缆每次同意拉600m，其侧压力为2192N；10KV185mm2的电缆每次同意拉733m，其侧压力为3700N。Therefore,pullthecablewithplasticsheath.Eachtimetheallowablelengthof35KVcableis428manditslateralpressureis4200N;10KV95mm2cableis600mand2192Nand10KV185mm2cableis733mand3700N.3）电缆展放时，电缆应从盘的上端引出，不该使电缆在空中摩擦迁延。电缆上不得有铠装压扁、电缆绞拧、护层折裂等未消弭的机器损害。Pullc
39、ablefromtheupperplatetoavoidfrictionontheground.Armoredcablemaynotbecrushed.Donothavecabletwisted,retaininglayerfractureandothernoteliminatedmechanicaldamage.4）职员公正装备。每隔2030m有一团体来留意电缆拉动情况；在每过路管前后应安排职员照顾，统一过路管中第二根电缆开始穿管时，钢丝绳与电缆衔接处套上热缩管；电缆转角处有人照顾，跟随电缆头行走职员通过对讲机来批示操纵卷扬机任务职员。Reasonablyarrangepersonnel.A
40、tintervalsof2030mhavepersonstonotecablepulling;Aroundeachcrossingpipearrangeworkerstowatchandsheatheheat-shrinkabletubeatthejointbetweenthesteellineandcablewhenthesecondcablethreadsinthesamecrossingtube.Watchthecablecorner,andworkeralongtheheadpartofcableusesinterphonetocommandthepulleyoperators.5）每
41、根电缆敷设好后，在电缆两头做好临时标示，以分清电缆回路及黄、绿、红三相。Maketemporarysignsatbothendsofcables.Identifycableloopandyellow,green,redphases.5.4电缆敷设、结实CableLayingandFixing1）电缆曲折半径应契合标准恳求，在沟内敷设应有恰当的蛇形弯，电缆的两头、两头讨论、穿管处、垂直位差处均应留有恰当的余变。Cablebendradiusshouldmeetspecifications,andpullcableinthetrenchshouldhaveappropriatesnake-like
42、bend.Leaveappropriatelayingsurplusatends,middlejoints,threading,verticalpotentiometeretc.2）电缆之间，电缆与别的管道、路途、修建物等之间平行跟穿插时的最小净距，应满意标准的恳求。Theminimumparallelandcrossspacingbetweencablesorbetweencablesandotherpipeline,roads,buildings,etc.shouldmeetthespecificationrequirements.3）电缆与现有电缆穿插时，满意标准恳求，保持充足间距。Cr
43、ossoveringtheexistingcablestomeettheregulatoryrequirementsandmaintainadequatespacing.4）统一回路的三根单芯电缆用尼龙扎带品字型捆扎，捆扎间距不年夜于1.5m。统一电缆沟内敷设的差异回路的电缆核心间距为20cm。Threesingle-corecablesofthesameloopshouldbebundledatriangletypewithnylonbeltswithbundlingspacingnotmorethan1.5m.Thecenterspacingofdifferentcircuitsinthe
44、samecabletrenchis20cm.5）夏季敷设电缆，温度达不到标准恳求时，应将电缆提早加温。Inwinter,whenthetemperaturecannotmeetregulatoryrequirements,thecableshouldbeheatedinadvance.6）电缆敷设应设置联络批示零碎，宜以无线电对讲机联络，手持扩音喇叭批示。Thecablelayingshouldsetcommandcontactsystem,contactwithradiowalkie-talkieandhand-heldloud-speakers.六.覆砂盖砖SpreadSandandCov
45、erBricks1)电缆敷设终了，应请建破单元、监理及质量监视部分作隐蔽工程验收，作好记载、具名。Askconstructionunit,supervisionandqualitysupervisiondepartmentsacceptconcealedproject,makerecordsanddothesignature.2)电缆下面与电缆下面一样，掩盖10cm砂土或软土，而后用砖或电缆盖板将电缆盖好，掩盖宽度应超越电缆两侧5cm。Spread10cmsandorsoftsoilaboveorbelowcableandcoverwithbricksorboardswithwidthmore
46、than5cmofbothsides.七.回填土BackfillEarth1)直埋电缆回填土前，应经隐蔽工程验收及格。PriortoBuriedcablebackfillshallbeaccepted.2)回填土应实时并分层夯实。Thebackfillshouldbetimelylayeredandcompacted.八.埋标桩BuryingStake电缆在拐弯、讨论、穿插，收支修建物等地段应设清楚的方位标桩。电缆直线段每隔50-100m处应加设间距恰当的途径标桩。标桩应结实，标记应明晰，标桩显露空中以15cm为宜。Setcleardirectionstakeoncableturning,jo
47、ints,cross,accesstobuildingsandothersites.Setappropriatepathstakeatintervalsof50-100m.Stakeshouldbefixedwith15cmabovethegroundandsignsshouldbeclear.九.挂标记牌Hangingsigns1)标记牌规格应分歧，并有防腐功能，挂装应结实。Thesignsshallbethesamesize,haveantisepticproperties,andmountedhangingshallbefirmly.2)标记牌上应注明电缆编号、规格、型号及电压品级。Th
48、esignsshouldindicatecablenumbers,specifications,modelsandvoltagelevel.3)直埋电缆收支修建物及电缆终端头应挂标记牌。Buriedcableaccesstobuildingsandcableterminationheadsshouldhangsigns.4)电缆标记牌同时应遵照业主标准。Cablesignsfollowownerstandard.十.质量操纵QualityControl10.1主控工程MasterItems1)电缆的耐压实验后果，走泄电流跟绝缘电阻必需契合施工标准规则。Thecablevoltagetestresults,leakagecurrentandinsulationresistancemustcomplywith