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【英文标准名称】:StandardTestMethodsforSamplingandDeterminationofParticulateMatterinStackGases
【原文标准名称】:烟道气中微型颗粒的抽样和定义的标准试验方法
【标准号】:ASTMD3685/D3685M-1998(2005)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D22.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:EPAMethod5;EPAMethod17;isokineticsampling;particulatematter;particulatemattersampling;stacksampling
【摘要】:Themeasurementofparticulatematterandcollectedresidueemissionratesisanimportanttestwidelyusedinthepracticeofairpollutioncontrol.Particulatemattermeasurementsaftercontroldevicesarenecessarytodeterminetotalemissionratestotheatmosphere.5.1.1Thesemeasurements,whenapprovedbyfederalandstateagencies,areoftenrequiredforthepurposeofdeterminingcompliancewithregulationsandstatutes.5.1.2Themeasurementsmadebeforeandaftercontroldevicesareoftennecessaryasameansofdemonstratingconformancewithcontractualperformancespecifications.Thecollectedresidueobtainedwiththesetestmethodsisalsoimportantincharacterizingstackemissions.However,theutilityofthesedataislimitedunlessachemicalanalysisofthecollectedresidueisperformed.1.1Thesetestmethodsdescribeprocedurestodeterminethemassemissionratesofparticulatematterandcollectedresidueingaseousstreamsbyin-stacktestmethods(TestMethodA)orout-of-stacktestmethods(TestMethodB).1.2Thesetestmethodsaresuitableformeasuringparticulatematterandcollectedresidueconcentrations.1.3Thesetestmethodsincludeadescriptionofequipmentandprocedurestobeusedforobtainingsamplesfromeffluentductsandstacks,adescriptionofequipmentandproceduresforlaboratoryanalysis,andadescriptionofproceduresforcalculatingresults.1.4Thesetestmethodsareapplicableforsamplingparticulatematterandcollectedresidueinwet(TestMethodAorB)ordry(TestMethodA)streamsbeforeandafterparticulatemattercontrolequipment,andfordeterminationofcontroldeviceparticulatemattercollectionefficiency.1.5Thesetestmethodsarealsoapplicablefordeterminingcompliancewithregulationsandstatuteslimitingparticulatematterexistinginstackgaseswhenapprovedbyfederalorstateagencies.1.6Theparticulatematterandcollectedresiduesamplescollectedbythesetestmethodsmaybeusedforsubsequentsizeandchemicalanalysis.1.7Thesetestmethodsdescribetheinstrumentation,equipment,andoperationalprocedures,includingsiteselection,necessaryforsamplinganddeterminationofparticulatemassemissions.Thesetestmethodsalsoincludeproceduresforcollectionandgravimetricdeterminationofresiduescollectedinanimpinger-condensertrain.Thesamplingandanalysisofparticulatemattermaybeperformedindependentlyorsimultaneouslywiththedeterminationofcollectedresidue.1.8Thesetestmethodsprovidefortheuseofoptionalfilterdesignsandfiltermaterialasnecessarytoaccommodatethewiderangeofparticulatematterloadingstowhichthetestmethodsareapplicable.1.9StacktemperatureslimitationforTestMethodAisapproximately400C(752F)andforTestMethodBis815C(1500F).1.10Aknownlimitationofthesetestmethodsconcernstheuseofcollectedresiduedata.Sincesomecollectedresiduescanbeformedinthesampletrainbychemicalreactioninadditiontocondensation,thesedatashouldnotbeusedwithoutpriorcharacterization(see4.4.1).1.10.1Asecondlimitationconcernstheuseofthetestmethodsforsamplinggasstreamscontainingfluoride,orammoniaorcalciumcompoundsinthepresenceofsulfurdioxideandotherreactivespecieshavingthepotentialtoreactwithinthesampletrain.1.10.2Asuspectedbutunverifiedlimitationofthesetestmethodsconcernsthepossiblevaporizationandlossofcollectedparticulateorganicmatterduringasamplingrun.1.11ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandardwithinthetext.Theinch-poundunitsareshowninparentheses.Thevaluesstatedineachsystemarenotexactequivalents;thereforeeachsystemshallbeusedindependentlyofth......
【中国标准分类号】:Z60
【国际标准分类号】:13_040_40
【页数】:17P.;A4
【正文语种】:英语