简介:Single-eventmicrokinetic(SEMK)modelofthecatalyticcrackingofmethylcyclohexaneadmixedwith1-octeneoverREUSYzeolitesat693K—753Kintheabsenceofcokeformationisenhanced.Tokeepconsistencywiththewellknowncarbeniumionchemistry,hydridetransferformingandconsumingallyliccarbeniumionsinthearomatizationofcycloparaffinsarefurtherinvestigatedanddifferentiated.Thereversibilityofendocyclicβ-scissionandcyclizationreactionsisrefinedbyaccountingexplicitlyforthereactingolefinsandresultingcycloparaffinsinthecorrespondingthermodynamics.24activationenergiesforthereactionsinvolvedinthecrackingofcycloparaffinsareobtainedbytheregressionof15setsofexperimentaldataupontakingtheresulting37maincrackingproducts,i.e.,responsesintoaccount.TheenhancedSEMKmodelcanadequatelydescribethecatalyticbehaviorof37mainproductswithconversionandtemperature.
简介:南海西部涠12-1油田为近海复杂断块型油田,具有目的层段断层复杂、储层纵横向分布规律和连通性复杂、储层非均质性强等特点,另外因地震成像不清,给前期勘探和后期油藏开发带来极大困难。针对以上难点,从地震资料成像处理技术、解释性成像处理技术和油藏地质建模技术等方面展开研究,提出了叠前成像处理及目标成像处理的研究思路,利用叠前各向异性深度偏移、优势道叠加与叠后分频成像及扩散滤波等技术和方法,取得了较好的成像效果,形成了复杂断块油田地震成像关键技术系列。该研究成果不仅对涠12—1油田下一步的开发部署与调整具有指导意义.而且对其他复杂断块型油气田的勘探开发也具有一定的推广价值.