ASTM D5773-2010 石油产品浊点的标准试验方法(恒定冷却速率法)
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【英文标准名称】:StandardTestMethodforCloudPointofPetroleumProducts(ConstantCoolingRateMethod)
【原文标准名称】:石油产品浊点的标准试验方法(恒定冷却速率法)
【标准号】:ASTMD5773-2010
【标准状态】:现行
【国别】:美国
【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】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticcloudpoint;cloudpoint;constantcoolingrate;Peltier;petroleumproducts;thermoelectric;waxcrystals;Cloudpoint;Constantcoolingratemethod;Coolingrate;Opticaldetectionsteppedcoolingmethod;Petroleumproducts
【摘要】:Thecloudpointofpetroleumproductsandbiodieselfuelsisanindexofthelowesttemperatureoftheirutilityforcertainapplications.Waxcrystalsofsufficientquantitycanplugfiltersusedinsomefuelsystems.Petroleumblendingoperationsrequireaprecisemeasurementofthecloudpoint.Thistestmethodcandeterminethetemperatureofthetestspecimenatwhichwaxcrystalshaveformedsufficientlytobeobservedasacloudwitharesolutionof0.1x00B0;C.ThistestmethodprovidesresultsthatareequivalenttoTestMethodD2500.Note18212;ThisisbasedontheTestMethodD2500equivalentcloudpointinwhichthe0.1x00B0;Cresultisroundedtothenextlowerinteger.ThistestmethoddeterminesthecloudpointinashorterperiodoftimethanTestMethodD2500.Note28212;Incasesofsampleswithcloudpointsnearambienttemperatures,timesavingsmaynotberealized.ThistestmethodeliminatesmostoftheoperatortimerequiredofTestMethodD2500.Thistestmethoddoesnotrequiretheuseofamechanicalrefrigerationapparatus.Note38212;Incertaincasesofhighambienttemperature,asourceofcoolingwatermayberequiredtomeasurelowtemperaturecloudpoints(see7.1).1.1Thistestmethodcoversthedeterminationofthecloudpointofpetroleumproductsandbiodieselfuelsthataretransparentinlayers40mminthicknessbyanautomaticinstrumentusingaconstantcoolingrate.1.2Thistestmethodcoverstherangeoftemperaturesfromx2212;60to+49x00B0;Cwithtemperatureresolutionof0.1x00B0;C,however,therangeoftemperaturesincludedinthe1997interlaboratorycooperativetestprogramonlycoveredthetemperaturerangeofx2013;56to+34x00B0;C.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:7P.;A4
【正文语种】:英语
【原文标准名称】:石油产品浊点的标准试验方法(恒定冷却速率法)
【标准号】:ASTMD5773-2010
【标准状态】:现行
【国别】:美国
【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】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticcloudpoint;cloudpoint;constantcoolingrate;Peltier;petroleumproducts;thermoelectric;waxcrystals;Cloudpoint;Constantcoolingratemethod;Coolingrate;Opticaldetectionsteppedcoolingmethod;Petroleumproducts
【摘要】:Thecloudpointofpetroleumproductsandbiodieselfuelsisanindexofthelowesttemperatureoftheirutilityforcertainapplications.Waxcrystalsofsufficientquantitycanplugfiltersusedinsomefuelsystems.Petroleumblendingoperationsrequireaprecisemeasurementofthecloudpoint.Thistestmethodcandeterminethetemperatureofthetestspecimenatwhichwaxcrystalshaveformedsufficientlytobeobservedasacloudwitharesolutionof0.1x00B0;C.ThistestmethodprovidesresultsthatareequivalenttoTestMethodD2500.Note18212;ThisisbasedontheTestMethodD2500equivalentcloudpointinwhichthe0.1x00B0;Cresultisroundedtothenextlowerinteger.ThistestmethoddeterminesthecloudpointinashorterperiodoftimethanTestMethodD2500.Note28212;Incasesofsampleswithcloudpointsnearambienttemperatures,timesavingsmaynotberealized.ThistestmethodeliminatesmostoftheoperatortimerequiredofTestMethodD2500.Thistestmethoddoesnotrequiretheuseofamechanicalrefrigerationapparatus.Note38212;Incertaincasesofhighambienttemperature,asourceofcoolingwatermayberequiredtomeasurelowtemperaturecloudpoints(see7.1).1.1Thistestmethodcoversthedeterminationofthecloudpointofpetroleumproductsandbiodieselfuelsthataretransparentinlayers40mminthicknessbyanautomaticinstrumentusingaconstantcoolingrate.1.2Thistestmethodcoverstherangeoftemperaturesfromx2212;60to+49x00B0;Cwithtemperatureresolutionof0.1x00B0;C,however,therangeoftemperaturesincludedinthe1997interlaboratorycooperativetestprogramonlycoveredthetemperaturerangeofx2013;56to+34x00B0;C.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_160_20
【页数】:7P.;A4
【正文语种】:英语
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