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:2024-04-27 19:35:23   浏览:9087   来源:标准资料网
下载地址: 点击此处下载
【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】:


下载地址: 点击此处下载
基本信息
标准名称:航空火力控制系统地面联合试验通用要求
中标分类: 航空、航天 >> 航空、航天综合 >> 基础标准与通用方法
发布日期:1990-09-18
实施日期:1991-02-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
页数:14页
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 航空 航天 航空 航天综合 基础标准与通用方法
【英文标准名称】:StandardTestMethodforWoolContentofRawWool-LaboratoryScale
【原文标准名称】:原毛中羊毛含量的实验室标准试验方法
【标准号】:ASTMD584-1996(2005)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:D13.13
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:纺织材料;羊毛;含量测定;纺织纤维;试验
【英文主题词】:cleanwoolcontent;rawwool;yield
【摘要】:1.1Thistestmethodcoversalaboratoryprocedureforthedeterminationofthewoolbasecontentandthecleanwoolfiberpresentinsamplesofrawwool.Thistestmethodisalsoapplicabletootheranimalfiberssuchasmohair,cashmere,alpaca,andcamelhair.Note1SamplingoflotsofrawwoolinpackagesiscoveredinPracticeD1060;thedeterminationofvegetablematterandotheralkali-insolubleimpuritiesinscouredwooliscoveredinTestMethodD1113;thedeterminationofwoolcontentonacommercialscaleiscoveredinTestMethodD1334.Forfactorsfortheconversionofwoolbasecontenttoitsequivalentintermsofscouredwool,top,ornoilofvariouscommerciallyspecifiedcompositions(formerlycoveredintheappendixofthistestmethod),refertoPracticeD2720.Note2Becauseofthetradepracticethetermweightisusedinthistestmethodinsteadofthetechnicallycorrecttermmass.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W20
【国际标准分类号】:59_060_10
【页数】:6P.;A4
【正文语种】: