RU2003138214A - METHOD FOR DETERMINING THE OCTAN NUMBER NOT CONTAINING ANTI-DETONATION ADDITIVES OF AUTOMOBILE GASOLINS, REFORMING CATALYSTS AND DIRECT GASOLINE FRACTIONS - Google Patents

METHOD FOR DETERMINING THE OCTAN NUMBER NOT CONTAINING ANTI-DETONATION ADDITIVES OF AUTOMOBILE GASOLINS, REFORMING CATALYSTS AND DIRECT GASOLINE FRACTIONS Download PDF

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RU2003138214A
RU2003138214A RU2003138214/28A RU2003138214A RU2003138214A RU 2003138214 A RU2003138214 A RU 2003138214A RU 2003138214/28 A RU2003138214/28 A RU 2003138214/28A RU 2003138214 A RU2003138214 A RU 2003138214A RU 2003138214 A RU2003138214 A RU 2003138214A
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Russia
Prior art keywords
sample
och
determining
density
automobile
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RU2003138214/28A
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Russian (ru)
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RU2258928C1 (en
Inventor
Лев Викторович Мачулин (RU)
Лев Викторович Мачулин
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Общество с ограниченной ответственностью "Севергазпром" (RU)
Общество с ограниченной ответственностью "Севергазпром"
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Priority to RU2003138214/28A priority Critical patent/RU2258928C1/en
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  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

Claims (1)

Способ определения октанового числа (ОЧ) не содержащих антидетонационных присадок автомобильных бензинов, катализатов риформинга и прямогонных бензиновых фракций, включающий определение ОЧ различных эталонных топлив по моторному и исследовательскому методу, построение калибровочной зависимости информационных параметров от ОЧ и последующую идентификацию ОЧ анализируемой пробы по этой зависимости, отличающийся тем, что в качестве информационных параметров используют долю площади группы пиков ароматических соединений на экспресс-хроматограмме анализируемого бензина или индекс ароматичности и плотность пробы при 20° С, а ОЧ анализируемой пробы определяют по следующей зависимости:A method for determining the octane number (OR) of non-knock additives of automobile gasolines, reforming catalysts and straight-run gasoline fractions, including determining the OR of various reference fuels by the motor and research methods, constructing a calibration dependence of the information parameters on the OR, and subsequent identification of the OR of the analyzed sample by this dependence, characterized in that as information parameters use the fraction of the area of the group of peaks of aromatic compounds in express omatogramme analyte or gasoline aromaticity index and density of the sample at 20 ° C, and octane analysis sample is determined by the following relationship: ОЧ=ОЧ'+Кп× (Ка× А+675-ρ 20),OCH = OCH '+ K p × (K a × A + 675-ρ 20 ), где ОЧ', Кп, Ка - постоянные величины, определяемые при калибровке;where OCh ', K p , K a - constant values determined during calibration; А - индекс ароматичности, %;A - aromaticity index,%; ρ 20 - плотность пробы при 20° С, кг/м3;ρ 20 is the density of the sample at 20 ° C, kg / m 3 ; или с учетом зависимости плотности пробы от температурыor taking into account the dependence of sample density on temperature ОЧ=ОЧ'+Кп× (712,793+Ка× А-1,02937× ρ +0,0014783× ρ × Т-1,9012× Т),OCH = OCH '+ K p × (712.793 + K a × A-1.02937 × ρ + 0.0014783 × ρ × T-1.9012 × T), где ρ - измеренное значение плотности, кг/м3;where ρ is the measured density, kg / m 3 ; Т - измеренное значение температуры пробы, ° С.T is the measured value of the temperature of the sample, ° C.
RU2003138214/28A 2003-12-31 2003-12-31 Method of determining octane number of motor gasolines free of antiknock additives, reforming catalysates, and straight-run gasoline fractions RU2258928C1 (en)

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RU2003138214/28A RU2258928C1 (en) 2003-12-31 2003-12-31 Method of determining octane number of motor gasolines free of antiknock additives, reforming catalysates, and straight-run gasoline fractions

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RU2003138214/28A RU2258928C1 (en) 2003-12-31 2003-12-31 Method of determining octane number of motor gasolines free of antiknock additives, reforming catalysates, and straight-run gasoline fractions

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RU2003138214A true RU2003138214A (en) 2005-06-10
RU2258928C1 RU2258928C1 (en) 2005-08-20

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