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【英文标准名称】:Nuclearpowerplants-Instrumentationandcontrolsystemsimportanttosafety-Surveillancetesting
【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.监督测试
【标准号】:BSIEC60671-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-06-29
【实施或试行日期】:2007-06-29
【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】:传动装置;控制工艺学;校正装置;定义;效率;电气工程;故障;检验;监测用装置;低位安全照明系统;电力网供电;监测;核装置;核电厂;核反应堆;核安全;核技术;运行监测系统;性能;性能试验;探针;过程测量和控制设备;过程测量和控制技术;保护系统;反应堆装置;反应堆安全;待工作状态;继电器;可靠性测试;重复试验;安全;安全工程;安全系统;半导体电路;传感器;信号;规范(验收);试验设备;测试
【英文主题词】:Actuator;Actuators;Controltechnology;Correctingunits;Definitions;Efficiency;Electricalengineering;Failure;Functionality;Inspection;Installationsinneedofmonitoring;Low-locatingsafetylightingsystems;Mainspowersupply;Monitoring;Nuclearinstallations;Nuclearpowerplants;Nuclearreactors;Nuclearsafety;Nucleartechnology;Operatability;Operationalmonitoringsystems;Performance;Performancetests;Probes;Processmeasuringandcontrolequipment;Processmeasuringandcontroltechnology;Protectionsystems;Reactorinstrumentation;Reactorsafety;Readinessforworking;Relays;Reliabilitytesting;Repeattests;Safety;Safetyengineering;Safetysystems;Semiconductorcircuits;Sensors;Signals;Specification(approval);Testequipment;Testing
【摘要】:Wherefunctionalreliabilityisrequiredbygeneralsafetystandards,oneaspectofdemonstratingthisreliabilityistestingperformedon-lineduringplantoperationorduringplantshutdowninpreparationforreturntopoweroperation.ThisstandardlaysdownprinciplesfortestingI&CsystemsperformingcategoryA,BandCfunctions,perIEC61226,duringnormalpoweroperationandshutdown,soastocheckthefunctionalavailabilityespeciallywithregardtothedetectionoffaultsthatcouldpreventtheproperoperationofthefunctionsimportanttosafety.Itcoversthepossibilityoftestingatshortintervalsorcontinuoussurveillance,aswellasperiodictestingatlongerintervals.Italsoestablishesbasicrulesforthedesignandapplicationofthetestequipmentanditsinterfacewiththesystemsimportanttosafety.Further,theeffectofanytestequipmentfailureonthereliabilityoftheI&Csystemsisconsidered.Typesofsurveillancetestsmayinclude:–self-testsforI&Cequipment;–testofagroupofequipmentorcomponentstoconfirmpropertiesthatsupportthesafetyfunction(continuity,poweravailability,etc.);–testbasedoninformationredundancyorcomparisonofcontrolsignatures(consistencycheckingforredundantsensors,CRC-checking,Checksum,etc.);–periodictestingwhichisrelatedtothecorrectnessoffunctionalbehaviourofanI&Csystem.ThedependabilitytargetsofanyI&Csystemisreachedusinganappropriatecombinationoftestsoftheformindicatedabove.TheextentoftheI&Csystemtobetestedisfromtheinterfaceofthesensorswiththeprocessthroughtotheactuationdevices.ItisapplicabletotheinstalledI&CsystemsaswellastotemporaryinstallationswhicharepartofthoseI&Csystemsimportanttosafety(forexample,auxiliaryequipmentforcommissioningtestsandexperiments).Thisstandardalsoappliestoindividualelectromechanicalequipment,suchasrelaysandsolenoidactuators.AdditionaltestingandinspectionsmaybeperformedonI&Cequipmentforpurposesotherthanthedemonstrationoffunctionalcapability,suchastooptimisepreventivemaintenance,etc.Suchtestsarebeyondthescopeofthisstandard;however,theymaybecombinedwiththesurveillancetestingdiscussedherein.Foranyon-lineteststhepotentialinteractionandfaultdependenciesbetweenthepartofthesystemundertestandthetestingpart,havetobecarefullystudiedandtheirinfluenceshavetobefullyintegratedintothereliabilityassessmentofthefunctionsimportanttosafety(inaccordancewithIEC61513).ThisstandardappliestotheI&CofnewnuclearpowerplantsaswellastoI&Cupgradingorback-fittingofexistingplants.ForI&Cupgrades,onlyasubsetoftherequirementsmaybeapplicable;thissubsetistobeidentifiedatthebeginningofanyproject.
【中国标准分类号】:F09
【国际标准分类号】:27_120_20
【页数】:26P.;A4
【正文语种】:英语


【英文标准名称】:Millingcutters.Specificationformillingcuttersexceptscrewedshankcutters
【原文标准名称】:铣刀.第3部分:除螺纹柄铣刀之外的铣刀规范
【标准号】:BS122Pt.3-1980
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【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】:
【中国标准分类号】:J41
【国际标准分类号】:
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