【英文标准名称】:Railwayapplications—ThespecificationanddemonstrationofReliability,Availability,MaintainabilityandSafety(RAMS)—Part3:GuidetotheapplicationofEN50126-1forrollingstockRAM
【原文标准名称】:铁路设施.可靠性,有效性,维修性和安全性(RAMS)的规范和论证.第3部分:机车车辆RAM的EN50126-1标准应用指南
【标准号】:BSPDCLC/TR50126-3-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisdocumentprovidesguidanceonapplyingtheRAMrequirementsinEN50126-1torollingstockandfordealingwithRAMactivitiesduringthesystemlifecyclephasesfrominvitationtotendertodemonstrationinoperationonly.AllreferencestoEN50126-1concerntheversionof1998.Theguideisaimedatthecustomers/operatorsandmainsuppliersofrollingstock.Themainpurposeoftheguideisto:?enableacustomer/operatorofrollingstock:?tospecifytheRAMrequirementsaddressingthetypeofoperationintermsoftheendcustomerneeds,consideringserviceavailabilityandeconomicconsiderations;?toevaluatedifferenttenders,intermsofRAMrequirements,onacommonbasiswiththeaidofspecificRAMdocuments;?togainassurance,duringdesign/developmentphase,thattherollingstockbeingofferedislikelytosatisfytheRAMcontractualrequirementsbyexaminingstepbystepdetailedandspecificRAMdocumentsasanoutputoftheRAMactivitiesperformedduringthedevelopmentphase;?tovalidatethattherollingstock,asdelivered,satisfiesthespecifiedRAMrequirements?toenablethemainsupplierofrollingstock?tounderstandthecustomers/operatorsRAMrequirements?toprovidesubstantiveinformation/visibilityinatendertoshowthattheproductofferedislikelytosatisfytheRAMrequirementsbyperformingpreliminaryRAManalysis;?toprovidesubstantiveinformationduringdesign/developmentphasetoshowthattheproductofferedislikelytosatisfytheRAMrequirementsbyperformingdetailedRAManalysis;?todemonstratethattheproductdeliveredsatisfiestheRAMrequirements;RegardingLCC,thisapplicationguideisrestrictedtoprovidingonlythekeyRAMparametersnecessarytobeincorporatedintoanLCCModel.Thisapplicationguideexcludes:?RAMvaluesconnectedtothedifferentRAMrequirements(however,itcontainsasimpleguidelineofactionsforsupportingthedecisionmakingprocessandchoosingappropriatevalues,see5.4)?specificRAMdocumentstobeproducedandactivitiestobeperformed.However,itprovides,onlyasanexample,typicaldataanddocumenttemplatesforrecordingtheoutputofaRAManalysis).
【中国标准分类号】:S30
【国际标准分类号】:
【页数】:66P.;A4
【正文语种】:英语


【英文标准名称】:Hydrometricdeterminations-Liquidflowinopenchannelsandpartlyfilledpipes-GuidelinesfortheapplicationofDoppler-basedflowmeasurements
【原文标准名称】:水文测验明渠及部分填充管液体流量多普勒流量测量法的应用指南
【标准号】:ISO/TS15769-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:斜槽;多普勒效应;明渠流动;流量测量;指导手册;测量
【英文主题词】:Channelflow;Dopplereffect;Flowmeasurement;Flowmeasurements;Flumes;Guidebooks;Measurement
【摘要】:ThisTechnicalSpecificationgivesguidelinesfortheselectionanduseofDoppler-basedflowmetersforthemeasurementofliquidflowinsmallopenchannelsandpartlyfilledpipes.Itisapplicabletowhole-channelflowmeasurementsusingasinglemeteratafixedpointinthecross-section.ItisnotapplicabletoflowmeasurementsmadeusingDoppler-basedcurrentmetersforpointvelocitymeasurementnorusingmobileprofilingsystems.Alimitationofthistechniqueisthatmeasurementismadeofthevelocityofparticlesorotherreflectorsbeingtransportedbytheliquidratherthanthatoftheliquiditself.NOTEThoughthetitlereferstoliquidflowingeneral,themainuseofflowmeterswhichusetheDopplerprincipleisforwaterorwater-basedliquidandparticularreferenceisoftenmadeinthetexttowater.
【中国标准分类号】:A42
【国际标准分类号】:17_120_20
【页数】:23P.;A4
【正文语种】:英语