石油工程,冀东凹陷试题.docVIP

学 号：201114450227  毕业论文 GRADUATE THESIS 论文题目：南堡凹陷2号潜山奥陶系地层划分对比及沉积展布特征研究 学生姓名：王帅 专业班级：11石油工程2班 学 院：矿业工程学院 指导教师：姚纪明 2015年06月10日 摘 要 本文以沉积岩石学、石油地质学理论为指导，在收集了大量资料和文献的基础上，结合岩心、测井、地震解释等资料，通过对钻井岩心测井曲线和地震综合分析2号潜山奥陶系的地层进行研究，以确定南堡凹陷2号潜山奥陶系的地层特征、地层划分对比及沉积相类型。 主要从岩性特征、地层特征、沉积构造、古生物化石等方面着手开始研究，搜集可以对研究区域进行地层划分和确定沉积相类型的可靠资料。在依据上述研究的基础上，将前人对该研究地区的地层划分对比及沉积展布特征进行比较分析，使研究结果更为科学合理。 最后总结南堡凹陷2号潜山奥陶系的地层划分及沉积展布特征，其揭露的地层为下马家沟组，亮甲山组，冶里组潜山高部位与上覆古近系沙河街组直接接触围斜部位则被中生界侏罗系-白垩系所覆盖 关键词Abstract In?this?paper,?sedimentary?petrology,?the?petroleum?geology?theory?as?the?instruction,?on?the?basis?of?collection?and?a?large?number?of?data?and?documents,combining?with?core?data?logging?seismic?interpretation.By?section?of?drilling?core,?logging,?log?and?seismic?data?of?the?comprehensive?analysis?of?No.?2?in?nanpu?sag?of?the?buried?hill?ordovician?stratigraphic?classification?and?sedimentary?distribution?characteristics?of?research.Determine?the?nanpu?sag?of ?No.?2?of?the?buried?hillordovician?stratigraphic?characteristics,?stratigraphic?classification?and?correlation,?sedimentary?facies?types. Begin?from?lithology,?stratigraphic?features,?sedimentary?structure,?paleontology?and?other?aspects,?can?collect?for?stratigraphic?classification?and?determine?the?types?of?sedimentary?facies?and?reliable?data.?On?the?basis?of?the?above?research?foundation,?the?previous?related?regionalstratigraphic?classification?and?correlation?and?deposition?distribution?characteristics,?analyzes?the?differences?and?similarities. Finally?summarizes?the?nanpu?sag?of?No.?2?of?the?buried?hill?ordovician?stratigraphic?classification?and?the?characteristics?of?sediment?distribution?reveal?the?formation?of?majiagou?group,?under?the?bright?group,?a?mountain?group?buried?hill?in?smelting?high?position?and?direct?contact?of?the?overlying?in?shahejie?formation.?Periclinal?area?is?covered?by?such?Mesozoic?Jurassic?-?cretaceous,Ordovician in the study area was divided into six sequences, and the regional correlation