【英文标准名称】:Industrialprocesscontrolvalves-Part2-5:Flowcapacity-Sizingequationsforfluidflowthroughmultistagecontrolvalveswithinterstagerecovery(IEC60534-2-5:2003);GermanversionEN60534-2-5:2003
【原文标准名称】:工业过程控制阀.第2-5部分:流通能力.通过有段间恢复能力的多段控制阀门的流体流量的校准公式
【标准号】:DINEN60534-2-5-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-03
【实施或试行日期】:2004-03-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:过程控制;流体技术;阀门;控制阀;过程测量和控制技术;流量率;过程自动化;方向控制阀;流动;流量控制;尺寸选定;定义;流通能力;数学计算;自动控制系统;电气工程
【英文主题词】:Automaticcontrolsystems;Controlvalves;Definitions;Dimensioning;Direction-controlvalves;Electricalengineering;Flowcapacity;Flowcontrol;Flowrates;Flows;Fluidtechnology;Mathematicalcalculations;Processautomation;Processcontrol;Processmeasuringandcontroltechnology;Valves
【摘要】:ThispartofIEC60534includesequationsforpredictingtheflowofcompressibleandincompressiblefluidsthroughmultistagecontrolvalves.
【中国标准分类号】:J16
【国际标准分类号】:23_060_40;25_040_40
【页数】:28P.;A4
【正文语种】:德语


【英文标准名称】:Thiefresistantlockassembly-Keylessegress
【原文标准名称】:防盗锁组件.无钥匙孔
【标准号】:BS8621-2007+A1-2009
【标准状态】:作废
【国别】:英国
【发布日期】:2007-08-31
【实施或试行日期】:2007-08-16
【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】:
【英文主题词】:Anti-burglarmeasures;Crimepreventiondevices;Locks;Performancetesting;Securitysystemsinbuildings
【摘要】:ThisBritishStandardspecifiesperformancerequirementsandtestmethodsforathiefresistantmechanicallyoperatedsingle-pointlockassembly(includinglockingplates,fixingscrews,fittinginstructions,cylindersandprotectivefurniturewhereappropriate)that:a)incorporatesalockconformingtoBSEN12209fieldofdoorapplicationgradesA,B,C,D,E,ForJ,i.e.alockthatcanalwaysbeunlockedfromtheinsidewithoutakeytherebyonlyallowingkeylessegress;andb)isusedindoors,windowdoorsandentrancedoorsinbuildings.Thisstandarddoesnotcoverthiefresistantlockassembliesthatonlyallowegressusingaremovablekey,orlockassembliesthatprovideasecure(noegress)modeinadditiontokeylessegress.NOTE1Thiefresistantlockassembliesthatonlyallowegressusingakeyorassembliesthatprovideasecure(noegress)modeinadditiontokeylessegressarespecifiedinseparatestandards,BS3621andBS10621(respectively),becausetheyaresufficientlydifferentintermsofwhattheyofferformeansofescape(fromfire)andsecurity.NOTE2Itispossiblethatlockassembliesconformingtothisstandardarenotsuitableforuseondoorsconstructedfromcertaintypesofmaterial,e.g.plasticoraluminium.Themarkingonthepackagingofthelockassemblywillprovidethisinformationinaccordancewith9.2.NOTE3AlockorlatchassemblyconformingtothisstandardcanbeincludedaspartofanexitdevicethatconformstoBSEN179orBSEN1125.
【中国标准分类号】:Y73
【国际标准分类号】:13_310;91_190
【页数】:20P.;A4
【正文语种】:英语