›› 2017, Vol. 38 ›› Issue (6): 1-1.doi: 10.7657/XJPG20170604
• 论文 •
丁修建1,柳广弟2,赵龙梅3,高登宽4,张凯5,匡大庆6
DING Xiujian1, LIU Guangdi2, ZHAO Longmei3, GAO Dengkuan4, ZHANG Kai5, KUANG Daqing6
(1.School of Geosciences, China University of Petroleum, Qingdao 266580, Shandong, China; 2.College of Geosciences, China University of Petroleum, Beijing 102249, China; 3.National Engineering Research Center, China United Coalbed Methane Corporation Ltd., Beijing 100095, China; 4.Research Institute of Exploration and Development, Tarim Oilfield Company, PetroChina, Korla, Xinjiang 841000, China; 5.Production Engineering Research Institute, Daqing Oilfield Company Limited, PetroChina, Daqing, Heilongjiang 163000, China; 6.China Petroleum Technology and Development Corporation, Beijing 100028, China)
摘要: 为明确小型断陷湖盆烃源岩形成机理,开展了烃源岩形成、分布和地球化学特征的研究,综合有机质供给、保存和稀释对烃源岩形成的影响,建立了小型断陷湖盆烃源岩形成的3种模式:边界断层活动强、沉积速率大的湖盆,有机质供给量大,保存条件差,烃源岩形成主要受有机质供给控制,主要发育于有机质供给量大的深洼带;边界断层活动弱、沉积速率小的湖盆,有机质供给量小,有机质保存条件好,烃源岩形成主要受有机质保存条件控制,主要发育于还原程度强的缓坡带;边界断层活动强度和沉积速率居中的湖盆,有机质供给量较大,保存条件较好,烃源岩形成受沉积速率、有机质供给和保存的综合控制,在深洼带和近洼缓坡带均有发育。
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