ASTM D2779-1992(2007) 估计气体在石油液中溶解度的标准试验方法

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【英文标准名称】:StandardTestMethodforEstimationofSolubilityofGasesinPetroleumLiquids
【原文标准名称】:估计气体在石油液中溶解度的标准试验方法
【标准号】:ASTMD2779-1992(2007)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:D02.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:石油产品;气体;润滑剂;估计;试验
【英文主题词】:gases;petroleumliquids;solubility
【摘要】:Knowledgeofgassolubilityisofextremeimportanceinthelubricationofgascompressors.Itisbelievedtobeasubstantialfactorinboundarylubrication,wherethesuddenreleaseofdissolvedgasmaycausecavitationerosion,orevencollapseofthefluidfilm.Inhydraulicandsealoils,gasdissolvedathighpressurecancauseexcessivefoamingonreleaseofthepressure.Inaviationoilsandfuels,thedifferenceinpressurebetweentake-offandcruisealtitudecancausefoamingoutofthestoragevesselsandinterruptflowtothepumps.1.1Thistestmethodcoverstheestimationoftheequilibriumsolubilityofseveralcommongasesencounteredintheaerospaceindustryinhydrocarbonliquids.Theseincludepetroleumfractionswithdensitiesintherangefrom0.63to0.90at288K(59F).Thesolubilitiescanbeestimatedoverthetemperaturerange228K(-50176;F)to423K(302176;F).1.2ThistestmethodisbasedontheClausius-Clapeyronequation,Henry''slaw,andtheperfectgaslaw,withempiricallyassignedconstantsforthevariationwithdensityandforeachgas.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:71_100_20
【页数】:5P.;A4
【正文语种】: