ASTM D4525-2008 流动气体对岩石渗透性的标准试验方法
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【英文标准名称】:StandardTestMethodforPermeabilityofRocksbyFlowingAir
【原文标准名称】:流动气体对岩石渗透性的标准试验方法
【标准号】:ASTMD4525-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D18.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:flowandflowrate;permeability;Airflowperformance;Coefficientofpermeability;Flowandflowrate--soil/rock/relatedmaterials;Liquids;Permeability--soil/rock;Pressuretesting--rock;Reciprocalmeanpressure;Rockmaterials/properties/analysis
【摘要】:Thistestmethodisdesignedtomeasurethepermeabilitytoairofasmallsampleofrock.Byextrapolation,thistestmethodalsodeterminesanequivalentoftheliquidpermeability.Thisparameterisusedtocalculatetheflowthroughrockoffluidssubjectedtoapressuredifferential.Note18212;Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod,themeasuresofprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingthem,andonthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliabletesting.Reliabletestingdependsonmanyfactors;PracticeD3740providesameansforevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationofthecoefficientofspecificpermeabilityfortheflowofairthroughrocks.Theprocedureestablishesrepresentativevaluesofthecoefficientofpermeabilityofrocksorwell-induratedsoils.1.2Thistestmethodislimitedtopermeabilityvaluesgreaterthan0.9869pm2(1.0picodarcy),andislimitedtorocksfreeofoilorunctuousmatter.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:4P.;A4
【正文语种】:英语
【原文标准名称】:流动气体对岩石渗透性的标准试验方法
【标准号】:ASTMD4525-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D18.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:flowandflowrate;permeability;Airflowperformance;Coefficientofpermeability;Flowandflowrate--soil/rock/relatedmaterials;Liquids;Permeability--soil/rock;Pressuretesting--rock;Reciprocalmeanpressure;Rockmaterials/properties/analysis
【摘要】:Thistestmethodisdesignedtomeasurethepermeabilitytoairofasmallsampleofrock.Byextrapolation,thistestmethodalsodeterminesanequivalentoftheliquidpermeability.Thisparameterisusedtocalculatetheflowthroughrockoffluidssubjectedtoapressuredifferential.Note18212;Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod,themeasuresofprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingthem,andonthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliabletesting.Reliabletestingdependsonmanyfactors;PracticeD3740providesameansforevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationofthecoefficientofspecificpermeabilityfortheflowofairthroughrocks.Theprocedureestablishesrepresentativevaluesofthecoefficientofpermeabilityofrocksorwell-induratedsoils.1.2Thistestmethodislimitedtopermeabilityvaluesgreaterthan0.9869pm2(1.0picodarcy),andislimitedtorocksfreeofoilorunctuousmatter.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:4P.;A4
【正文语种】:英语
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