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ASTM D524-2010 石油产品的兰氏残炭标准试验方法

作者:标准资料网 时间:2024-05-10 18:23:10  浏览:9499   来源:标准资料网
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【英文标准名称】:StandardTestMethodforRamsbottomCarbonResidueofPetroleumProducts
【原文标准名称】:石油产品的兰氏残炭标准试验方法
【标准号】:ASTMD524-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:D02.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:残炭;石油产品;兰氏;残渣-石油产品;燃油燃烧器;残炭(石油产品);生焦特性;燃料油;高温分解;兰氏残炭
【英文主题词】:carbonresidue;petroleumproducts;Ramsbottom;Residue--petroleumproducts;Burnerfueloils;Carbonresidue(petroleumproducts);Coke-formingpropensities;Fueloils;Pyrolysis;Ramsbottomcarbonresidue
【摘要】:Thecarbonresiduevalueofburnerfuelservesasaroughapproximationofthetendencyofthefueltoformdepositsinvaporizingpot-typeandsleeve-typeburners.Similarly,providedalkylnitratesareabsent(orifpresent,providedthetestisperformedonthebasefuelwithoutadditive)thecarbonresidueofdieselfuelcorrelatesapproximatelywithcombustionchamberdeposits.Thecarbonresiduevalueofmotoroil,whileatonetimeregardedasindicativeoftheamountofcarbonaceousdepositsamotoroilwouldforminthecombustionchamberofanengine,isnowconsideredtobeofdoubtfulsignificanceduetothepresenceofadditivesinmanyoils.Forexample,anash-formingdetergentadditivecanincreasethecarbonresiduevalueofanoilyetwillgenerallyreduceitstendencytoformdeposits.Thecarbonresiduevalueofgasoilisusefulasaguideinthemanufactureofgasfromgasoil,whilecarbonresiduevaluesofcrudeoilresiduum,cylinderandbrightstocks,areusefulinthemanufactureoflubricants.1.1Thistestmethodcoversthedeterminationoftheamountofcarbonresidue(Note1)leftafterevaporationandpyrolysisofanoil,anditisintendedtoprovidesomeindicationofrelativecoke-formingpropensity.Thistestmethodisgenerallyapplicabletorelativelynonvolatilepetroleumproductswhichpartiallydecomposeondistillationatatmosphericpressure.Thistestmethodalsocoversthedeterminationofcarbonresidueon10%(V/V)distillationresidues(seeSection10).Petroleumproductscontainingash-formingconstituentsasdeterminedbyTestMethodD482,willhaveanerroneouslyhighcarbonresidue,dependingupontheamountofashformed(Notes2and3).Note18212;Thetermcarbonresidueisusedthroughoutthistestmethodtodesignatethecarbonaceousresidueformedduringevaporationandpyrolysisofapetroleumproduct.Theresidueisnotcomposedentirelyofcarbon,butisacokewhichcanbefurtherchangedbypyrolysis.Thetermcarbonresidueiscontinuedinthistestmethodonlyindeferencetoitswidecommonusage.Note28212;ValuesobtainedbythistestmethodarenotnumericallythesameasthoseobtainedbyTestMethodD189,orTestMethodD4530.Approximatecorrelationshavebeenderived(seeFig.X2.1)butneednotapplytoallmaterialswhichcanbetestedbecausethecarbonresiduetestisapplicabletoawidevarietyofpetroleumproducts.TheRamsbottomCarbonResiduetestmethodislimitedtothosesamplesthataremobilebelow90x00B0;C.Note38212;Indieselfuel,thepresenceofalkylnitratessuchasamylnitrate,hexylnitrate,oroctylnitrate,causesahighercarbonresiduevaluethanobservedinuntreatedfuel,whichcanleadtoerroneousconclusionsastothecoke-formingpropensityofthefuel.ThepresenceofalkylnitrateinthefuelcanbedetectedbyTestMethodD4046.Note48212;ThetestprocedureinSection10isbeingmodifiedtoallowtheuseofa100x2013;mLvolumeautomateddistillationapparatus.Noprecisiondataisavailablefortheprocedureatthistime,butaroundrobinisbeingplannedtodevelopprecisiondata.The250x2013;mL......
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:9P.;A4
【正文语种】:


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【英文标准名称】:Perlite
【原文标准名称】:珍珠岩
【标准号】:JISA5007-1977
【标准状态】:现行
【国别】:日本
【发布日期】:1977-08-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonArchitecture
【标准类型】:()
【标准水平】:()
【中文主题词】:轻集料;珍珠岩;隔音材料
【英文主题词】:perlite;;acousticinsulatingmaterials
【摘要】:この規格は,軽量骨材として,又は断熱材及び吸音材の原材料などとして使用されるパーライトについて規定する。
【中国标准分类号】:Q21
【国际标准分类号】:91_100_15
【页数】:4P;A4
【正文语种】:日语


【英文标准名称】:Measuringmethodforchrominancesignal-to-randomnoiseratioforvideotaperecorders
【原文标准名称】:磁带录像机的色度信号与随机噪声之比的测量方法
【标准号】:IEC60883-1987
【标准状态】:现行
【国别】:国际
【发布日期】:1987
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:视频记录;色灯信号机(铁路);信号;测量技术;测量;电气工程;检验;彩色电视;乱真信号;色度;电视;信噪比;磁带录像机;视频信号;记录工程;记录系统
【英文主题词】:Chrominance;Colourtelevision;Colour-lightsignals(railways);Electricalengineering;Inspection;Measurement;Measuringtechniques;Noise(spurioussignals);Recordingengineering;Recordingsystems;Signals;Signal-to-noiseratio;Television;Videorecording;Videosignals;Videotaperecorders
【摘要】:DescribesatechniqueformeasuringtheimpairmentofaTVpictureduetorandomnoiseinacoloursignal.Itshouldberealizedthatothermechanismscanbepresentwhichintroduceimpairmentsthatappeartobecausedbyrandomnoise,butarenotmeasur
【中国标准分类号】:M70;M71
【国际标准分类号】:33_160_40
【页数】:21P.;A4
【正文语种】:英语



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