【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents-Interfacestandardforfibremanagementsystems-Generalandguidance
【原文标准名称】:纤维光学互连装置和无源元件.纤维管理系统的接口标准.总则和指南
【标准号】:BSEN61756-1-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-07-31
【实施或试行日期】:2006-07-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分支器件;电缆敷设;电缆接头;电路网络;元件;定义;电气工程;电气安全;紧固件;纤维光学;总论;玻璃纤维光缆;指导手册;管理系统;测量技术;单模纤维;多模纤维;光波导;无源的;防电击;安全;单回路系统;绞接件;测试;可追踪性;可视信号
【英文主题词】:
【摘要】:(FMS)interfaces.Itincludesreferences,documentstructuredetails,definitionsandtherulesunderwhichaFMSinterfaceiscreated.Thisinterfacestandarddefinesafibremanagementsystemwhichispartofanopticalnetwork.Itprovidesfacilitiesforthedirectexchangeofopticalsignalsbetweentheincomingandoutgoingfibreopticcables.Inordertocomplywiththestandard,theopticalfunctionality,physical,geometricalandmechanicalrequirementsshallbemet.Thesefacilitiescomprisefunctionalandinstallationaspectsforfibresorribbonslikestorage,fibrerouting,identification,interconnection,reconfiguration,applicationofpassiveandactivecomponents,protectionandtraceability.Thefibremanagementsystemallowsdifferentdegreesofphysicalseparationofopticalcircuits.Thisisinordertoreducetheriskofdisturbingothercircuitsthatdonotbelongtothesamegroupastheonesthataretobemanipulated.Dependingonthegrouping,guidingandsplicingofthefibresfromincomingandoutgoingcables,thefibremanagementsystemcanbeasinglecircuit,asingleelementoramultipleelementmanagementsystem.Singlecircuitmanagementdescribesamanagementsystemwhereoneormorefibresofacableelementaresplicedand/orstoredinindividualtrays.Singleelementmanagementdescribesamanagementsystemwhereallfibresofacableelementaresplicedand/orstoredinindividualtrays.Multipleelementmanagementdescribesamanagementsystemwherefibresfrommorethanonecableelementaresplicedand/orstoredinindividualtrays.Thefibremanagementsystemshallbeindependentfromonespecificapplicationorhousing.Itisdesignedinawaytoallowtheuseforseveralapplicationsindifferenthousings,e.g.asinglecircuitmanagementsystemcanbeusedinaclosure,enclosureandopenrack.Thisspecificationisrelatedtobothsinglemodeandmultimodefibres.Tofulfilthementionedfunctions,afibremanagementsystemisnormallyintegratedinanenclosure,e.g.aclosure,caseorcabinetoritispartofanopenaccesssystemlikeanopticaldistributionframeorrack.
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:RecommendedPracticesforPreventionofWaterDamagetoSteamTurbinesUsedforElectricPowerGeneration:Fossil-FuelPlants
【原文标准名称】:发电站用防水渍蒸汽涡轮机的推荐实施规程:矿物燃料设备
【标准号】:ASMETDP-1-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:损伤;水导致的损伤;设计;检验;维修;预防;防护;蒸汽涡轮机系统;蒸汽涡轮机;测试;涡轮机
【英文主题词】:Damage;Damagecausedbywater;Design;Inspection;Maintenance;Precautions;Prevention;Steamturbinesystem;Steamturbines;Testing;Turbines
【摘要】:ThisStandardprovidesrecommendedpracticesforthepreventionofwaterdamagetosteamturbinesusedinfossil-fuel-firedelectricalpowergeneration.Thepracticesaddressdamageduetowater,wetsteam,andsteambackflowintoasteamturbine.Thepracticesareapplicabletoconventionalsteamcycle,combinedcycleandcogenerationplants.Thepracticescoverdesign,operation,inspection,testing,andmaintenanceofthoseaspectsofthefollowingpowerplantsystemsandequipmentconcernedwithpreventingtheinductionofwaterintosteamturbinesandassociatedsystemsandequipment:(a)motivesteamsystems;(b)steamattemperationsystems;(c)turbineextraction/admissionsystems;(d)feedwaterheaters;(e)turbinedrainsystem;(f)turbinesteamsealsystem;(g)start-upsystems;(h)condensersteamandwaterdumps;(i)steamgeneratorsources.Anyconnectiontotheturbineisapotentialsourceofwatereitherbyinductionfromexternalequipmentorbyaccumulationofcondensedsteam.Thesourcestreatedhereinspecificallyarethosefoundtobemostfrequentlyinvolvedincausingdamagetoturbines.Althoughwaterinductionintothehighandintermediatepressureturbineshavehistoricallybeenrecognizedasthemostdamaging,experiencehasshownthatwaterinductioninlowpressureturbinescancausesignificantdamage.
【中国标准分类号】:K56
【国际标准分类号】:27_040
【页数】:36P.;A4
【正文语种】:英语