简介：Nitrogencontentisanimportantparameterforpetroleumrefiningprocesses.Thecombineduseofmid-infraredattenuatedtotalreflectionspectroscopyandmultivariatecalibrationallowsaccuratedeterminationofnitrogencontentinpetroleumanditsproducts.Thecalibrationmodelsofnitrogencontentincrudeoilshavebeenestablishedbypartialleastsquares(PLS)method.Theresultspredictedbythismethodwereveryclosetothosedeterminedbystandardmethods.Comparedwithstandardmethods,thismethodisprovidedwithadvantagessuchashigh-speed,simplicityandgood-repeat-abilitywithoutanyneedsforpretreatment.
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