论文部分内容阅读
约旦油页岩和页岩油的芳烃组分中检测到的主要有机硫化合物包括烷基四氢噻吩系列、烷基噻吩系列、烷基苯并噻吩系列、烷基二苯并噻吩系列和烷基苯并萘噻吩系列等。其中烷基四氢噻吩和烷基噻吩是两个主要系列。在油页岩中这两个系列丰度相当,而页岩油中烷基噻吩系列含量远远高于烷基四氢噻吩系列。此外,油页岩中各系列低碳数成员含量较少,且具有明显的偶碳优势;而页岩油中则特别富含低碳数成员,偶碳优势消失或明显减弱。显然,样品的热演化程度控制了有机硫化合物的组成特征。受热前后烷基四氢噻吩与烷基噻吩两系列的消长关系,说明在热演化过程中,烷基四氢噻吩会向烷基噻吩转化,前者的热稳定性较后者低
Major organic sulfur compounds detected in the aromatic components of Jordanian oil shale and shale oil include alkyltetrahydrothiophene series, alkylthiophene series, alkylbenzothiophene series, alkyldibenzothiophene series, and alkyl Benznaphthalene thiophene series. Among them, alkyltetrahydrothiophene and alkylthiophene are two main series. In oil shale, these two series have similar abundances, while the alkylthiophene series in shale oils is much higher than the alkyl tetrahydrothiophene series. In addition, the oil shale in each series of low-carbon member content is less, and has obvious advantages of carbon; and shale oil is particularly rich in low-carbon members, the even carbon advantage disappeared or significantly weakened. Obviously, the extent of thermal evolution of the sample controls the compositional characteristics of organosulfur compounds. Before and after the heating of alkyl tetrahydrothiophene and alkyl thiophene two series of growth and decline, indicating that in the thermal evolution process, alkyl tetrahydrothiophene alkyl thiophene conversion, the former thermal stability than the latter low