NF E04-203-3-1991 工业过程的控制、测量和自动化.符号表示法.第3部分:传感器和信号处理装置
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【英文标准名称】:Control,measurementandautomationforindustrialprocesses.Symbolicrepresentation.Part3:transducersandsignalprocessingdevices.
【原文标准名称】:工业过程的控制、测量和自动化.符号表示法.第3部分:传感器和信号处理装置
【标准号】:NFE04-203-3-1991
【标准状态】:现行
【国别】:法国
【发布日期】:1991-12-01
【实施或试行日期】:1991-12-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:图形符号;控制功能;图解法;调节系统;自调节系统;技术制图;名称与符号;测量仪器;过程控制;自动系统;自动控制系统;传感器;索引(文献)
【英文主题词】:Controldevices;Controltechnology;Controlling;Engineeringdrawings;Graphicsymbols;Measuring;Measuringinstruments;Self-adjustingsystems;Symbols
【摘要】:
【中国标准分类号】:N10
【国际标准分类号】:01_080_30;25_040_40
【页数】:25P.;A4
【正文语种】:其他
Product Code:SAE AS5728
Title:PACKING, PREFORMED, O-RING MOLDED FROM AMS7268 MATERIAL
Issuing Committee:A-6c2 Seals Committee
Scope:Scope Unavailable.【英文标准名称】:NationalFuelGasCode
【原文标准名称】:国家燃油气体标准
【标准号】:ANSI/NFPA54-2012
【标准状态】:现行
【国别】:美国
【发布日期】:2012
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Accidentprevention;Definitions;Fuelgases;Gascircuits;Gasinstallations;Gaseousfuels;Maintenance;Materialsspecification;Pipingsystem;Production;Protectionagainstdanger;Safetyrequirements;Surveys;Testing
【摘要】:1.1Scope.1.1.1Applicability.1.1.1.1Thiscodeisasafetycodethatshallapplytotheinstallationoffuelgaspipingsystems,appliances,equipment,andrelatedaccessoriesasshownin1.1.1.1(A)through1.1.1.1(D).(A)Coverageofpipingsystemsshallextendfromthepointofdeliverytotheapplianceconnections.Forotherthanundilutedliquefiedpetroleumgas(LP-Gas)systems,thepointofdeliveryshallbeconsideredtobetheoutletoftheservicemeterassemblyortheoutletoftheserviceregulatororserviceshutoffvalvewherenometerisprovided.ForundilutedLP-Gas,thepointofdeliveryshallbeconsideredtobetheoutletofthefinalpressureregulator,exclusiveoflinegasregulators,inthesystem.(B)Themaximumoperatingpressureshallbe125psi(862kPa).ExceptionNo.1:Pipingsystemsforgasairmixtureswithintheflammablerangearelimitedtoamaximumpressureof10psi(69kPa).ExceptionNo.2:LP-Gaspipingsystemsarelimitedto20psi(140kPa),exceptasprovidedin5.5.2.(C)Requirementsforpipingsystemsshallincludedesign,materials,components,fabrication,assembly,installation,testing,inspection,operation,andmaintenance.(D)Requirementsforappliances,equipment,andrelatedaccessoriesshallincludeinstallation,combustion,andventilationairandventing.1.1.1.2Thiscodeshallnotapplytothefollowingitems(referencestandardsforsomeofwhichappearinAnnexM):(1)PortableLP-Gasappliancesandequipmentofalltypesthatarenotconnectedtoafixedfuelpipingsystem(2)Installationoffarmappliancesandequipmentsuchasbrooders,dehydrators,dryers,andirrigationequipment(3)Rawmaterial(feedstock)applicationsexceptforpipingtospecialatmospheregenerators(4)Oxygenfuelgascuttingandweldingsystems(5)Industrialgasapplicationsusingsuchgasesasacetyleneandacetyleniccompounds,hydrogen,ammonia,carbonmonoxide,oxygen,andnitrogen(6)Petroleumrefineries,pipelinecompressororpumpingstations,loadingterminals,compoundingplants,refinerytankfarms,andnaturalgasprocessingplants(7)Largeintegratedchemicalplantsorportionsofsuchplantswhereflammableorcombustibleliquidsorgasesareproducedbychemicalreactionsorusedinchemicalreactions(8)LP-Gasinstallationsatutilitygasplants(9)Liquefiednaturalgas(LNG)installations(10)Fuelgaspipinginelectricutilitypowerplants(11)Proprietaryitemsofequipment,apparatus,orinstrumentssuchasgasgeneratingsets,compressors,andcalorimeters(12)LP-Gasequipmentforvaporization,gasmixing,andgasmanufacturing(13)LP-Gaspipingforbuildingsunderconstructionorrenovationsthatisnottobecomepartofthepermanentbuildingpipingsystemthatis,temporaryfixedpipingforbuildingheat(14)InstallationofLP-Gassystemsforrailroadswitchheating(15)InstallationofLP-Gasandcompressednaturalgas(CNG)systemsonvehicles(16)Gaspiping,meters,gaspressureregulators,andotherappurtenancesusedbytheservinggassupplierindistributionofgas,otherthanundilutedLP-Gas(17)Buildingdesignandconstruction,exceptasspecifiedherein(18)FuelgassystemsonrecreationalvehiclesmanufacturedinaccordancewithNFPA1192,StandardonRecreationalVehicles(19)Fuelgassystemsusinghydrogenasafuel(20)Constructionofappliances1.1.2OtherStandards.Inapplyingthiscode,referenceshallalsobemadetothemanufacturersinstructionsandtheservinggassupplierregulations.
【中国标准分类号】:E46
【国际标准分类号】:75_160_30
【页数】:
【正文语种】:英语
