《水电站桥式起重机选型设计规范》（NBT10499-2021）英文版征求意见稿.docx

ICS27.140P59NBENERGYSECTORSTANDARDOFTHEPEOPLE'SREPUBLICOFCHINA中华人民共和国能源行业标准NB/T10499-2021CodeforSelectionofBridgeCraneforHydropowerstations水电站桥式起重机选型设计规范Issued date: Jan 7, 2021Implementationdate:July1,2021IssuedbyNationalEnergyAdministrationofthePcoplc,sRepublicofChinaENERGYSECTORSTANDARDOFTHEPEOPLE,SREPUBLICOFCHINA中华人民共和国能源行业标准CodeforSelectionofBridgeCraneforHydropowerstations水电站桥式起重机选型设计规范NB/T10499-2021ChiefDevelopmentDepartment:ChinaRenewableEnergyEngineeringInstituteApprovalDepartment:NationalEnergyAdministrationofthePeople'sRepublicofChinaImplementationDate:July1,2021ChinaWater&PowerPress中国水利水电出版社Beijing202XIntroductionTheEnglishversionisoneofChina,senergysectorstandardseriesinEnglish.ItstranslationwasorganizedbyChinaRenewableEnergyEngineeringInstituteauthorizedbyNationalEnergyAdministrationofthePeople'sRepublicofChinaincompliancewithrelevantproceduresandstipulations.ThisEnglishversionwasissuedbyNationalEnergyAdministrationofthePeople'sRepublicofChinainAnnouncement202xNo.xxdatedxxxx,202x.ThisversionwastranslatedfromtheChineseStandardNB/T10499-2021,CodeforSelectionofBridgeCranefarHydropowerstationspublishedbyChinaWater&PowerPress.ThecopyrightisreservedbyNationalEnergyAdministrationofthePeople'sRepublicofChina.Intheeventofanydiscrepancyintheimplementation,theChineseversionshallprevail.Manythanksgotothestafffromtherelevantstandarddevelopmentorganizationsandthosewhohaveprovidedgenerousassistanceinthetranslationandreviewprocess.ForfurtherimprovementoftheEnglishversion,allcommentsandsuggestionsarewelcomeandshouldbeaddressedto:ChinaRenewableEnergyEngineeringInstituteNo.2Beixiaojie,Liupukang,XichengDistrict,Beijing100120,ChinaWebsite:Translatingorganization:HydrochinaHudongEngineeringCorporationLimitedTranslatingstaff:LIUYanhongZHENGYingxiaLIChengjunHUANGJingqianHUXiongfengZhangBaoyongZHANGXinLIUYangGaoChenghaoHEZhongweiCaoChunjianXXXReviewpanelmembers:NationalEnergyAdministrationofthePeople,sRepublicofChina翻译出版说明本译本为国家能源局委托水电水利规划设计总院按照有关程序和规定，统一组织翻译的能源行业标准英文版系列译本之一。202X年XX月XX日，国家能源局以202X年第X号公告予以公布。本译本是根据xxxx出版社出版的水电站桥式起重机选型设计规范NB/T10499-2021翻译的，著作权归国家能源局所有。在使用过程中，如出现异议，以中文版为准。本译本在翻译和审核过程中，本标准编制单位及编制组有关成员给予了积极协助。为不断提高本译本的质量，欢迎使用者提出意见和建议，并反馈给水电水利规划设计总院。地址：北京市西城区六铺炕北小街2号邮编：100120网址：本译本翻译单位：中国电建集团华东勘测设计研究院有限公司本译本翻译人员：刘艳红郑应霞李成军黄靖乾张宝勇胡雄峰张新刘场高成昊何中伟曹春建XXX本译本审核人员：国家能源局AnnouncementofNationalEnergyAdministrationofthePeople,sRepublicofChina2021No.1320sectorenergystandardssuchasCodeforPlanningandDesignofRuralResettlementforHydropowerProjects(Annex1),and113sectorenergystandardsinforeignlanguagessuchasCarbonSteelandLowAlloySteelforPressurizedWaterReactorNuclearPowerPlants-Part7:Class1,2,3plates(Annex2),and5sectorenergystandardsmodificationnoticesuchasTechnicalCodeforInvestigationAndAssessmentofAquaticEcosystemforHydropovverProjects(Annex3),areissuedbyNationalEnergyAdministrationofthePeople'sRepublicofChinaafterapproval.Attachment:1.DirectoryofSectorStandards2. DirectoryofforSectorStandardsinForeignLanguages3. SectorStandardsModificationNoticesNationalEnergyAdministrationofthePeople'sRepublicofChinaJanuary7,2021AttachmentNo.l:DirectoryofSectorStandardsSerialNumberStandardNo.TitleReplacedstandardNo.AdoptedinternationalstandardNo.ApprovaldateImplementationdate16NB”10499-2021CodeforSelectionofBridgeCraneforHydropowerStations2021-01-072021-07-01ForewordAccordingtotherequirementsofDocumentGNJKJ2017No.52issuedbyGeneralOfficeoftheNationalDevelopmentandReformCommission,uNoticeonpreparation(revision)planandEnglishtranslationandpublicationplanoftheEnergySectorStandardsin202,andafterextensiveinvestigationandresearch,summarizationofpracticalexperience,andwidesolicitationofopinions,thedraftinggrouphaspreparedthiscode.Themaintechnicalcontentsofthiscodeinclude:generalprovisions,terms,basicrequirements,selectionofbridgecrane,installationandtestofbridgecrane,etc.NationalEnergyAdministrationofthePeople'sRepublicofChinaisinchargeoftheadministrationofthiscode.ChinaRenewableEnergyEngineeringInstitutehasproposedthecodeandisresponsibleforitsroutinemanagement.EnergySectorStandardizationTechnicalCommitteeonHydropowerandHydraulicMachinery(NEATC20)isresponsiblefortheinterpretationofthespecifictechnicalcontent.Commentsandsuggestionsintheimplementationofthiscodeshouldbeaddressedto:ChinaRenewableEnergyEngineeringInstituteNo.2Beixiaojie,Liupukang,XichengDistrict,Beijing100120,ChinaChiefdevelopmentorganizations:HydrochinaHudongEngineeringCorporationLimitedParticipatingdevelopmentorganizations:HydrochinaKunmingEngineeringCorporationLimitedZhejiangHuadongMechanical&ElectricalEngineeringCorporationLimitedHangzhouHuaxinMechanical&ElectricalEngineeringCorporationLimitedXinxiangHoistingEquipmentCorporationLimitedChiefdraftingstaff:FANGXiaohongZHANGBaoyongLiJunZHENGYipingYAOJianguoZHENGYingxiaHEBianSHENJianchuLIHuaLVWeiZHENGBoCHENShunyiWUSaiboHUANGJingqianYUEWeiqiangZHANGFengyongLlXiang1.IUChuanheReviewpanelmembers:QlUShaopinZHOUJieSIJunyingDAIKangjunZENGZhenlingHANLingliSHIQinghuaGONGRangqinYOUChaoZHUBaoshanYUANLianjunZHANGQiangFUGuofengJIANGDengyunSUNWenBinTANGLeiWANGJianhuaXUYiqunHEWencaiLIUGongmeiPANLuopingYUJixingWANGKunYUELeiXIONGWenqingLIShishengContents1 GeneralProvisions12 Terms23 BasicRequirements34 SelectionofBridgecrane44.1 WorkingEnvironmentConditions44.2 Layout44.3 TypeandQuantity44.4 MainParameters54.5 MainStructuresandAccessories84.6 ElectricalandControlSystem95 InstallationandTestofBridgecrane125.1 ConditionsforInstallationandTesting125.2 InstallationofMainComponents125.3 TestItemsandMethods12AppendixA:TypesofBridgeCranesforHydropowerStations14ExplanationofwordinginThisCode16ListofQuotedStandards171 GeneralProvisions1.0.1Thiscodeisformulatedtostandardizethetypeselectionanddesignofbridgecranesinhydropowerstations.1.0.2Thiscodeisapplicabletothetypeselectionanddesignofbridgecranesfornew,reconstructedandexpandedhydropowerstations.1.0.3Thetypeselectionanddesignofbridgecranesofhydropowerstationsshallnotonlycomplywiththisspecification,butalsocomplywiththeprovisionsofthecurrentrelevantnationalstandards.2 Terms2.0.1LiftinglimitBoundarylinesofhooks,workingareaofthebridgecraneinhydropowerstations.2.0.2RatedcapacityThemaximumallowableliftingweightofthebridgecraneinhydropowerstationsundernormalworkingconditions.2.0.3WheelloadMaximumverticalloadofonewheelactingonthetrackofthebridgecraneinhydropowerstations.2.0.4Load-liftingheightTheverticaldistancefromtheupperlimittothelowerlimitofthehookofthebridgecraneinhydropowerstations.2.0.5Jointoperationbydoublecrabsorcranes.Thetwosetsofliftingmechanismsaremechanicallyandelectricallyinterlocked,andthebalancebeamisusedtorealizethejointliftingofheavyobjects.3 BasicRequirements3.1 .1Thetypeselectiondesignofthebridgecraneinhydropowerstationsshallbecombinedwiththecharacteristicsofhydropowerstation,consideringthereasonableneedsofinstallation,test,operation,inspectionandmaintenance,etc.,andactivelyadoptingnewtechnologies,newprocesses,newequipmentandnewmaterialstoachievesafety,reliability,economyandrationality.3.2 .2Theselectionofthebridgecraneforhydropowerstationsshallbebasedonthegenerallayout,quantityofunits,hoistingmodeofelectromechanicalequipmentandotherconditionsofhydropowerstations.Andthealternativebridgecraneschememaybeproposedaftertechnicalandeconomiccomparisonfromtheaspectsoftechnicalcharacteristics,economicindicators,operationreliability,designandmanufacturingexperience,etc.4 SelectionofBridgecrane4.1 WorkingEnvironmentConditions4.1.1 Thenormalworkingambienttemperatureofbridgecranesshouldbe-1040,andthemaximumambienthumidityshallnotexceed95%at20.4.1.2 Thepowersupplyofthebridgecraneshallbethree-phaseAC,andthevoltagefluctuationofthepowersupplysystemattheaccessofthecranefeedershouldnotexceed÷10%oftheratedvoltage.4.1.3 TheoperatingconditionsofthemotorofthebridgecraneshallmeettherelevantrequirementsofthecurrentnationalstandardRotatingelectricalmachines-RatingandperformanceGB/T755.Ifthealtitudeoftheinstallationsiteexceeds1000m,thecapacityofthemotorshallbechecked.4.1.4 Thenormalservice,installationandoperationconditionsoftheelectricalappliancesofthebridgecraneshallmeettherequirementsofthecurrentnationalstandardLow-voltageswitchgearandcontrolgearPartI:GeneralrulesGB/T14048.1.Ifthealtitudeexceeds2000m,thecapacityoftheelectricalappliancesshallbecheckedaccordingtotherelevantrequirementsofthecurrentnationalstandardSpecificenvironmentalcondition-Technicalrequirementsoflow-voltageapparatusesforplateauGB/T20645.4.2 Theseismicdesignoftheinstallationsite,foundationandfoundationofthebridgecraneshallmeettherelevantrequirementsofthecurrentindustrialstandardCodeforseismicdesignofhydraulicstructuresofhydraulicprojectNB35047,andtheseismicdesignofthebridgecraneshallmeettherelevantrequirementsofthecurrentnationalstandardCodeforseismicdesignofelectricalinstallationsGB50260.4.3 1.ayout4.3.1 Whentwoormorebridgecranesareselectedforthegroundpowerhouseofthehydropowerstation,thebridgecranesmaybearrangedonthesamefloororinlayers.4.3.2 Whentwoormoreoverheadcranesareselectedfortheundergroundpowerhouseofthehydropowerstation,thebridgecranesmaybearrangedonthesamefloor.4.4 TypeandQuantity4.4.1 Thetypeofbridgecranesmaybedividedintobridgecraneswithsingletrolleyandoneswithdoubletrolleys.ThetypeofbridgecranesofhydropowerstationsshallcomplywiththerequirementsofAppendixAofthisspecification.4.4.2 Thetypeandquantityofbridgecranesshallbedeterminedincombinationwiththestructuraltypeofhydropowerstation,quantityofunits,maximumliftingweightofelectromechanicalequipment,installationschedule,usefrequencyandotherconditions.4.4.3 Thebridgecranemayadoptcab-operatedmode,floor-operatedmode,remoteoperatedmodeoracombinationoftwomodes.Theoperationmodeshallbereasonablyselectedaccordingtotheoperationsafetyofthebridgecrane.Thebridgecraneinmainpowerhouseshouldnotbeoperatedremotely.4.4.4 Theoverheadcranemaybecranewithsingletrolleyorwithdoubletrolleywhichshouldbeselectedbytechnicalandeconomiccomparison.Thetypeselectionshallconsiderthefollowingfactors:1 Theinfluenceofthebridgecraneheightandwheelpressureonplantcivildesign.2 Theinfluenceofthelimitlinerangeofsingleliftingorcombinedliftingofcraneonthelayoutofplantequipment.3 .3.5Theoverheadcranewithsingletrolleyanddoubleliftingmechanismshouldbeselectedfortheoverheadcraneofhydropowerstationwithbulbturbines.4 .3.6Thequantityofthebridgecranesshouldbeselectedinaccordancewiththefollowingrequirements:1 Whenthequantityofunitsinthehydropowerstationis14,oneortwobridgecranesmaybeselected.2 Whenthequantityofunitsinthehydropowerstationis5ormore,2bridgecranesshouldbeselected.3 Smallbridgecranesmaybeaddedasrequired.4.4MainParameters4.4.1 Theboundarydimensionandcleardistanceofthebridgecraneshallcomplywiththefollowingrequirements:1 Thecleardistancebetweenthetopofthecraneandtheupperstructureoftheplantortheprotrudingpartssuchasbeams,ceilingorlightingfixturesshallbenotlessthan0.3m,andshallbenotlessthan0.5minthemaintenancearea;2 Theminimumdistancebetweenthecraneendbeamandtheplantbuildingsorequipmentshallnotbelessthan0.2m;3 Whenthecleardistancebetweentheendbeamofthecraneandtheinnerwalloftheplantwallislessthan0.6m,apassingroomshallbeseteveryappropriatedistance,andthenecessaryconditionsfortheinstallationandmaintenanceofthecraneshallbeconsidered.4 .4.2Theratedhoistingcapacityofthebridgecraneshallbeselectedanddeterminedaccordingtothefollowingguidelines:1 Theratedhoistingcapacityofthecraneshallbecalculatedanddeterminedaccordingtothetotalweightoftheheaviestpartsandspecialliftingtools,roundeduportakeinteger.TheratedhoistingcapacityofthebridgecraneshouldbeselectedaccordingtoTable4.4.2.Table4.4.2RatedhoistingcapacityofthebridgecraneOverheadcranetypeRatedhoistingcapacityseriesofcranes(t)Singletrolley8；10；12.5；16；20；25；32；40；50：63；80；100；125；140；150；160；200；250；280；320；360；400；450：500：550；600：650；700；750；800；900；1000；1100；1200；1300；1400；1500Dualtrolley25+25；32+32；40+40；50+50；63+63：80+80；100+100；125+125；140+140；160+160；180+180；200+200；225+225；250+250；300+300；350+350；400+400；450+450；500+500；550+550；600+600；650+650；700÷7002 Twotrolleyswiththesameratedhoistingcapacityshouldbeselectedforthedoubletrolleycrane.3 Theheaviestpartsshallbehoistedinparallel.Thesumoftheratedhoistingcapacityofthetwotrolleysshallbenotlessthan1.05timesthetotalhoistingcapacityoftheheaviestpartsincludingliftingapplianceswhentwotrolleysareusedforlifting;Thesumoftheratedliftingcapacityofthefourtrolleysshallbenotlessthan1.1timesthetotalliftingcapacityoftheheaviestpartincludingliftingapplianceswhenfourtrolleysareusedforlifting.4 Whentheratedhoistingcapacityofdualtrolleybridgecraneisgreaterthan80t,electrichoistshouldbeequipped.5 Whentheratedhoistingcapacityofauxiliaryhookofsingletrolleybridgecraneisgreaterthan50t,electrichoistshouldbeequipped.6 .4.3Thespanofthebridgecraneshouldbeselectedasanintegralmultipleof0.5m.7 .4.4Thehoistingheightofthebridgecraneshallbeselectedanddeterminedaccordingtothefollowingguidelines:1 Theupperlimitpositionofthemainhookshallbedeterminedaccordingtotheheightrequiredforhoistingthehighestliftingpieceofthehydropowerstationortheequipmentwhichneedtopassthrough;Thelowerlimitpositionofthemainhookshallmeetthehoistingrequirementsofturbinerunner,bottomring,inletvalve,generatorrotorandothercomponents.2 Thelowerlimitpositionoftheauxiliaryhookorelectrichoisthookshouldmeetthehoistingrequirementsofthedraftconeortheequipmentatthebottomoftheauxiliarypowerhouse.3 Thehoistingheightofthehoistingmechanismforthebridgecraneshouldbeselectedaccordingtotable4.4.4.Table4.4.4HoistingheightofthebridgecranehoistingmechanismNameHoistingheight(m)Mainhoistingmechanism12；14；16；18；20；22；24；26；28；30；32；34；36；38；40；42；44；46；48；50Auxiliaryhoistingmechanism14；16：18：20；22；24：26；28；30；32：34；36；38；40；42；44；46；48；50；52Note:thevalueslistedinthetablearecommonvalues,andothervaluesmaybeselectedaccordingtoactualneeds.4 .4.5Theworkingspeedofeachmechanismofthebridgecraneshouldadopttheparameterintable4.4.5,andthenominalvalueofworkingspeedshouldbeselectedfromtheseriesof0.50,0.63,0.80,1.00,1.25,1.60,2.00,2.50,3.20,4.00,5.00,6.30,8.00,10.00,12.50,16.00,20.00,25.00,32.00,40.00and50.00m/min.thespeedregulationscaleofeachworkingspeedshouldbe1:10undertheratedloadcondition.Table4.4.5WorkingspeedofeachmechanismofthebridgecraneRatedhoistingweight(t)Hoistingspeedofmainhoist(mmin)Hoistingspeedofaux.hoist(mmin)Trolleytravellingspeed(mmin)Cranetravellingspeed(mmin)502.508.004.0012.5010252050>501251.254.002.5010.0010202040>1253200.632.002.008.00101616-32>3200.501.601.606.306.312.512.525