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松辽盆地宋芳屯油田扶杨油层孔隙结构及其影响因素
作者姓名:胡霞  黄得利  李照勇
作者单位:1. 大庆石油学院地球科学学院,黑龙江,大庆,163318
2. 大庆油田有限责任公司第八采油厂,黑龙江大庆,163514
3. 大庆油田有限责任公司勘探开发研究院,黑龙江大庆,163712
摘    要:通过镜下观察,宋芳屯油田扶杨油层孔隙类型较多,以粒间孔为主。细管压力曲线上看,曲线较陡,分选差,孔隙结构特征参数总体上较差,与孔隙度、渗透率有一定的关系,大的孔隙对渗透率的贡献最大。扶杨油层的孔隙结构较复杂主要由于成岩作用影响,压实作用使孔隙空间显著缩小,胶结作用和自生粘土矿物生长使孔隙进一步缩小和复杂化,后期的溶蚀作用使孔隙空间增加。

关 键 词:宋芳屯油田扶杨油层  毛细管压力曲线  孔隙结构  特征参数
收稿时间:2007-06-23
修稿时间:2007年6月23日

Fu-yang reservoirs pore structure and influence of Songfangtun Oil Field in Songliao basion
Authors:HU Xia  HUANG De-li  LI Zhao-yong
Institution:HU Xia HUANG Deli LI Zhao-yong (1 Geosclence Academy , Daqing Petroleum Institute of Daqing, Heilongjiang, 163318 ; 2 Oil Recovery Plant No. 8, Daqing Oil Field Corp. Ltd,Daqing, Heilongjiang, 163514 ; 3 Exploration and Development Research Institute of Daqing Oil Filed Company Ltd. Daqing,Heilongjiang, 163712)
Abstract:The fu - yang reservoirs pore styles are variety, the main style is intergranular pore. The Cp curves'shape are cliffy ,the pore structure is assorted and pore structure characteristic parameters mainly are poor. It has some relationship with pority and permeability. The big pore have the most contribution to the permeability. Fu - yang reservoirs'pore structure are complex because of the influence of diagenesis, compaction decreasing the pore space obviously. Both cementation and clay mineral growing further decreased the pore space and made pore structure more complication and later stage denudation increased the pore space as well.
Keywords:Fu -yang reservoirs in songfangtun oil field  Cp curve  pore structure  characteristic parameter
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