方正断陷三维区沉积演化特征
详细信息 本馆镜像全文    |  推荐本文 | | 获取馆网全文
摘要
应用层序地层学分层基础下的沉积学原理,依据各种数据,进行了各级层序单元的识别与划分,在本区识别出扇三角洲相、湖泊相和湖底扇相3类沉积相,进一步划分为8种沉积亚相和16种沉积微相;通过地震相研究及砂体的预测,进行了各层段微相的平面展布特征研究。结果表明研究区主要发育由方正断陷边缘和依汉通断裂向方正断陷中心推进的扇三角洲—湖泊沉积体系。
Combined with previous data,every sequence unit in the study area was identified and divided by using theory of sedimentology and sequence stratigraphy.Three sedimentary facies including fan delta face,lake face and sublacustrine fan face were further divided into 8 subfacies and 16 microfacies;we made analysis of flat spreading features of each segment by researching on seismic faces and predicting sand body.It is indicated that it mainly developed fan delta-lacustrine depositional system where direction of material supply was from margin of Fangzheng Fault and Yihantong Fault to the centre of Fangzheng Fault.
引文
[1]陈宪保,柳成志,董秀超,等.伊舒地堑方正断陷新安村组沉积微相研究[J].上海地质,2008,(3):41-43.
    [2]张德宝,陈宪保,韩信.方正断陷三维区新安村组沉积特征[J].大庆石油学院学报,2009,33(4):33-36.
    [3]杨建国,刘俊来,吴河勇,等.黑龙江东部方正断陷构造特征及其演化[J].大庆石油学院学报,2007,31(1):19-21.
    [4]杨玉峰,王孔伟,王始波.方正断陷古近系构造活动对层序的控制作用[J].石油与天然气地质,1999,20(1):50-54.
    [5]王孔伟,陈守田,刘立刚,等.黑龙江省东部第三系盆地传递断层带特征及其石油地质意义[J].大庆石油地质与开发,1998,17(4):1-4.
    [6]罗群.方正断陷断裂特征与油气成藏的关系[J].大庆石油地质与开发,1999,20(2):90-95.
    [7]于兴河.碎屑岩系油气储层沉积学[M].北京:石油工业出版社,2002:211-212.
    [8]胡玉双,蒋波,年喜.松辽盆地北部泰康北地区姚家组层序地层分析与沉积相特征[J].大庆石油学院学报,2006,30(5):111-113.

版权所有:© 2023 中国地质图书馆 中国地质调查局地学文献中心