ANSI/ISA 77.82.01-2011 选择性催化还原(SCR)控制系统
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来源:标准资料网
【英文标准名称】:SelectiveCatalyticReduction(SCR)ControlSystems
【原文标准名称】:选择性催化还原(SCR)控制系统
【标准号】:ANSI/ISA77.82.01-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011
【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】:锅炉;催化剂的;控制系统;热交换器;还原;选择的
【英文主题词】:Boilers;Catalytic;Controlsystems;Heatexchangers;Reduction;Selective
【摘要】:Thisstandardwilladdressthecontrolfunctionsassociatedwiththeselectivecatalyticreductionsystemsonfossil-firedsteamboilersgreaterthan200,000lbs/hrandcombustionturbinesgreaterthan25megawatts.ThisincludestheoutletNOxcontrolusingammoniaflowcontrol,startupandshutdownlogic,bypass/isolationlogic,dilutionairsystemcontrol,ammoniastorageanddeliverysystemcontrol,andcatalystcleaningsystems.Ureatoammoniasystemsareexcludedfromthescopeofthisdocument.
【中国标准分类号】:J98
【国际标准分类号】:27_060_30
【页数】:
【正文语种】:英语
【英文标准名称】:StandardReferenceRadiographsforInvestmentSteelCastingsofAerospaceApplications
【原文标准名称】:航天设备蜡模钢铸件的标准参考放射线照相
【标准号】:ASTME192-2004(2010)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:E07.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:aerospace;discontinuities;investmentcastings;referenceradiographs;steel;x-ray;Aerospaceapplications;Investmentcastings;Referenceradiographs--steelcastings;Steelcastings(referenceradiographs)
【摘要】:1.1Thereferenceradiographsprovidedintheadjuncttothisstandardillustratevarioustypesanddegreesofdiscontinuitiesoccurringinthin-wallsteelinvestmentcastings.Useofthisstandardforthespecificationorgradingofcastingsrequiresprocurementoftheadjunctreferenceradiographswhichillustratethediscontinuitytypesandseveritylevels.Theyareintendedtoprovidethefollowing:1.1.1Aguideenablingrecognitionofthin-wallsteelcastingdiscontinuitiesandtheirdifferentiationbothastotypeanddegreethroughradiographicexamination.1.1.2Exampleradiographicillustrationsofdiscontinuitiesandanomenclatureforreferenceinacceptancestandards,specificationsanddrawings.1.2Twoillustrationcategoriesarecoveredasfollows:1.2.1Graded8212;Sixcommondiscontinuitytypeseachillustratedineightdegreesofprogressivelyincreasingseverity.1.2.2Ungraded8212;Twelvesingleillustrationsofadditionaldiscontinuitytypesandofpatternsandimperfectionsnotgenerallyregardedasdiscontinuities.1.3Thereferenceradiographsweredevelopedforcastingsectionsupto1in.(25.4mm)inthickness.1.4Thisdocumentmaybeusedwherethereisnootherapplicabledocumentexistingorforothermaterialthicknessesforwhichitisfoundtobeapplicableandforwhichagreementhasbeenreachedbetweenthepurchaserandmanufacturer.Note18212;Thesetofreferenceradiographs,producedwithX-raysintherangefrom130to250kVp,consistof16plates(81/2by11in.(216by279mm))ina9x00BE;by11x00BD;-in.(248by292-mm)ringbinder.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V11
【国际标准分类号】:49_025_10
【页数】:3P.;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforResilientConnectorsBetweenReinforcedConcreteManholeStructures,Pipes,andLaterals[Metric]
【原文标准名称】:在钢筋混凝土检修孔结构、管道和分支管道间的弹性连接件用标准规范(米制)
【标准号】:ASTMC923M-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:混凝土;建筑;施工材料;米制的;管;增强的;通风管
【英文主题词】:Concretes;Construction;Constructionmaterials;Metric;Pipes;Reinforced;Shafts
【摘要】:
【中国标准分类号】:
【国际标准分类号】:93_030
【页数】:3P;A4
【正文语种】:英语
