BS IEC 62342-2007 核电站.对安全性重要的仪器装置和控制系统.老化管理

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【英文标准名称】:Nuclearpowerplants-Instrumentationandcontrolsystemsimportanttosafety-Managementofageing
【原文标准名称】:核电站.对安全性重要的仪器装置和控制系统.老化管理
【标准号】:BSIEC62342-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-09-28
【实施或试行日期】:2007-09-28
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:老化;定义;设计;可行性;电气工程;电气设备;设备;检验(质量保证);仪器装置;生物圈;寿命(耐久力);维修;管理;现代化;核电厂;核安全;核技术;核电站;质量保证;辐射防护;反应堆装置;安全工程;规范(验收);监督(认可)
【英文主题词】:Ageing(materials);Definitions;Design;Effectiveness;Electricalengineering;Electricalinstallations;Equipment;Examination(qualityassurance);Instrumentation;Lifecycles;Life(durability);Maintenance;Management;Modernizations;Nuclearpowerplants;Nuclearsafety;Nucleartechnology;Nuclear-electricpowerstations;Qualityassurance;Radiationprotection;Reactorinstrumentation;Safetyengineering;Specification(approval);Surveillance(approval)
【摘要】:1.1ManagementofphysicalageingThisInternationalStandardprovidesstrategies,technicalrequirements,andrecommendationsforthemanagementofageingofnuclearpowerplant(NPP)instrumentationandcontrol(I&C)systemsandassociatedequipment.Thestandardalsoincludesinformativeannexesontestmethods,procedures,andtechnologiesthatmaybeusedtoverifyproperoperationofI&Cequipmentandaimtopreventageingdegradationfromhavinganyadverseimpactontheplantsafety,efficiency,orreliability.ThestandardappliestoalltypesofNPPsandrelatesprimarilytosafety.1.2Managementoftechnologyageing(obsolescence)ThescopeofthisstandardhasbeenintentionallyfocusedonthemanagementofphysicalageingofI&CsystemswherethismaybeconsideredashavingadirectconsequenceonthesafetyoftheNPP.Itdoesnotcovertechnologyageingaspects(i.e.,obsolescence)inanydetail.Itshouldbenoted,however,that,inpractice,theoverallschemeforthemanagementofageingwillhavetocoverobsolescence.Indeed,obsolescencehasbeenrecognizedasthedominantissueinthelifecycleofmanyI&Ctechnologies(fromdesignthroughtooperationalmaintenance,replacement,andupdating).1.3SafetygoalofthisstandardThisstandardidentifiesminimumrequirementsaimedatensuringthatanypotentialimpactsonNPPsafetyduetoI&Cageingcanbeidentifiedandthatsuitableactionsareundertakentodemonstratethatthesafetyoftheplantwillnotbeimpaired.
【中国标准分类号】:F84
【国际标准分类号】:27_120_20
【页数】:44P.;A4
【正文语种】:英语


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基本信息
标准名称:热轧六角钢和八角钢尺寸、外形、重量及允许偏差
英文名称:Hot-rolled hexagonal and octagonal steel bars; Dimensions, shape, weight and tolerance
中标分类: 冶金 >> 钢铁产品 >> 型钢、异型钢
ICS分类: 冶金 >> 钢铁产品 >> 型钢
替代情况:替代GB 705-1983;被GB/T 702-2008代替
发布部门: 中国钢铁工业协会
发布日期:1989-03-22
实施日期:1990-01-01
首发日期:1965-01-19
作废日期:2009-04-01
主管部门:中国钢铁工业协会
归口单位:全国钢标准化技术委员会
起草单位:抚顺钢厂
出版社:中国标准出版社
出版日期:1990-01-01
页数:5页
适用范围

本标准规定了热轧六角钢和八角钢尺寸及允许偏差,重量、外形、长度及允许偏差。本标准适用于对边距离为8~70mm的热轧六角钢和对边距离为16~40mm的热轧八角钢。

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所属分类: 冶金 钢铁产品 型钢 异型钢 冶金 钢铁产品 型钢
【英文标准名称】:StandardPracticeforFluxLeakageExaminationofFerromagneticSteelTubularProducts
【原文标准名称】:铁磁钢管形制品的磁力泄漏检验
【标准号】:ASTME570-1997(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1997
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:管;金属;试验;泄漏量;钢;无损检验
【英文主题词】:electromagnetic(eddycurrent)testing;ferromagnetic;fluxleakage;NDT;nondestructivetesting;steel;tubularproducts
【摘要】:Thispracticeoutlinesaprocedureforexaminingferromagnetictubularproductsusingthefluxleakagemethod.Ifproperlyapplied,thismethodiscapableofdetectingthepresenceandlocationofsignificantlongitudinallyortransverselyorienteddiscontinuitiessuchaspits,scabs,slivers,gouges,roll-ins,laps,seams,cracks,holes,andimproperweldsinferromagnetictubesunderinspection.Inaddition,theseverityofadiscontinuitymaybeestimatedandarejectionlevelsetwithrespecttothemagnitudeoftheelectromagneticindicationproducedbythediscontinuity.Theresponsefromnaturaldiscontinuitiescanbesignificantlydifferentfromtheresponseforartificialdiscontinuitiessuchasdrilledholesornotchesofequivalentdepth.Forthisreason,sufficientworkshouldbedonetodeterminetheconditionsnecessarytodetectandmarknaturaldiscontinuitieswhosecharacteristicswilladverselyaffecttheserviceabilityofthetube,inordertoestablishacceptancecriteriabetweenthesupplierandpurchaser.1.1Thispracticecoverstheapplicationandcalibrationofequipmentusingthefluxleakagetestmethodfordetectionofoutersurface,innersurface,andsubsurfacediscontinuitiesinferromagneticsteeltubularproducts(Note1)ofuniformcrosssectionsuchasseamlessandweldedtubing.Note1-Theterm"tube"or"tubularproduct"willbeusedtorefertobothpipeandtubing.1.2Thispracticeisintendedforuseontubularproductshavingoutsidediametersfromapproximately1/2to24in.(12.7to610mm)withwallthicknessesto1/2in.Thesetechniqueshavebeenusedforothersizes,however,andmaybesospecifieduponcontractualagreementbetweenthepurchaserandthesupplier.1.3Thispracticedoesnotestablishacceptancecriteria;theymustbespecifiedbytheusingparties.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H48
【国际标准分类号】:77_040_20(NON-DESTRUCTIVETESTINGOFMETALS);77_140_40(STEELSWITHSPECIALMAGNETICPROPERTIES)
【页数】:7P.;A4
【正文语种】: