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【英文标准名称】:StandardTestMethodsforProximateAnalysisofCoalandCokebyMacroThermogravimetricAnalysis
【原文标准名称】:运用总体热重分析法对煤和焦炭的进行相似分析的标准测试方法
【标准号】:ASTMD7582-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:D05.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ash;macrothermogravimetricanalysis,macro-TGA;moisture;proximateanalysis;volatilematter
【摘要】:Moisture,asdeterminedbythisinstrumentaltestmethod,isusedforcalculatingotheranalyticalresultstoadrybasisusingproceduresinPracticeD3180.Moisturecanbeusedinconjunctionwiththeair-drymoisturelossdeterminedbyTestMethodD3302todeterminetotalmoistureincoal.Totalmoistureisusedforcalculatingotheranalyticalresultstoanas-receivedbasisusingPracticeD3180.Ashyieldistheresidueremainingafterheatingthecoalandcokesamples(seeNote1).Note18212;Theashobtaineddiffersincompositionandamountfromthemineralconstituentspresentintheoriginalcoal.Combustioncausesanexpulsionofallwater,thelossofcarbondioxidefromcarbonates,theconversionofironpyriteintoironoxidesandsulfuroxides,andotherchemicalreactions.Ashyield,asdeterminedbythistestmethod,candifferfromtheamountofashproducedinfurnaceoperationsorothercombustionsystemsbecausecombustionconditionsinfluencethechemistryandamountofash.Ashyieldisused,(1)asaparameterforevaluatingsamplingproceduresandcoalcleaningprocesses,(2)intheultimateanalysiscalculationofoxygenbydifferenceusingPracticeD3176,(3)incalculationsincludingmaterialbalance,reactivityandyieldsofproductsrelevanttocoalconversionprocessessuchasgasificationandliquefaction,(4)incalculationstoestimatetheloadingonelectrostaticprecipitatorsandontheflyashandbottomashdisposalsystemsaswellaserosionratesonboilersystems.Volatilematteryield,whendeterminedashereindescribed,maybeusedto(1)indicatecokeyieldoncarbonization,(2)providethebasisforpurchasingandselling,or(3)establishcombustioncharacteristics.Fixedcarbonisacalculatedvalue.Itisthedifferencebetween100andthesumofthepercentmoisture,ash,andvolatilematter.Allpercentsshallbeonthesamemoisturereferencebase.Moisture,ash,andvolatilematterarethreeoftheprincipalparametersusedforassessingthequalityofcoal.1.1Theseinstrumentaltestmethodscoverthedeterminationofmoisture,volatilematter,andash,andthecalculationoffixedcarbonintheanalysisofcoalandcokesamplespreparedinaccordancewithPracticeD2013andPracticeD346.1.2Theseinstrumentaltestmethodsarenotapplicabletothermogravimetricanalyzersusingmicrogramsizesamples.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:73_040
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:Chimneys-Requirementsandtestmethodsformetalchimneysandmaterialindependentairsupplyductsforroomsealedheatingapplications-Part2:Flueandairsupplyductsforroomsealedappliances;EnglishversionofDINEN14989-2:2008-03
【原文标准名称】:烟囱.密封房间加热用金属烟囱和独立材料供气管的要求和试验方法
【标准号】:EN14989-2-2007
【标准状态】:现行
【国别】:
【发布日期】:2008-03
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;通气道;壁炉腔;烟囱;合格;合格评估;建筑;制造日期;定义;尺寸;排气管路;排气系统;火炉;点火技术;燃料的释放;废气出口;气体加热设备;炉膛;作标记;砖石工程;金属;计划;产品信息;轴;竖井;柄;规范(验收);供给的空气
【英文主题词】:Acceptancespecification;Airducts;Chimneybreasts;Chimneys;Conformity;Conformityassessment;Construction;Dataofthemanufacturer;Definition;Definitions;Dimensions;Exhaustgaslines;Exhaustsystems;Fireplaces;Firingtechniques;Flueemissions;Fluegasoutlets;Gasheatingappliances;Hearths;Marking;Masonry;Metals;Planning;Productinformation;Shafts;Specification(approval);Supplyair
【摘要】:
【中国标准分类号】:Q76;Q73
【国际标准分类号】:91_060_40;91_140_30
【页数】:81P.;A4
【正文语种】:英语