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有限导流垂直裂缝井稳态渗流解析解及产能分析
引用本文:陈德民,杨龙,苏富林,宋立新,彭松良.有限导流垂直裂缝井稳态渗流解析解及产能分析[J].特种油气藏,2006,13(4):62-64.
作者姓名:陈德民  杨龙  苏富林  宋立新  彭松良
作者单位:1. 中国地质大学,北京,100083;中油辽河石油勘探局,辽宁,盘锦,124010
2. 中油辽河石油勘探局,辽宁,盘锦,124010
3. 中油辽河油田公司,辽宁,盘锦,124010
摘    要:现有有限导流垂直裂缝井理论及稳态渗流解析方程计算精度不高,不能完全满足油井生产的需要.在现有理论基础上,通过引入缝面表皮系数,给出了更为准确的圆形封闭油藏有限导流垂直裂缝井压力解析解,可以计算垂直裂缝井稳态产能,并且分析了壁面污染对稳态产能和裂缝压力降落的影响.通过实践检验,证明了本文解析模型计算结果的准确性.

关 键 词:圆形封闭油藏  有限导流  垂直裂缝  产量
文章编号:1006-6535(2006)04-0062-03
收稿时间:2006-04-10
修稿时间:2006-05-28

Analytic solution and productivity analysis of stable percolation in vertical fractured wells with limited fluid diversion
CHEN De-min,YANG Long,SU Fu-lin,SONG Li-xin,PENG Song-liang.Analytic solution and productivity analysis of stable percolation in vertical fractured wells with limited fluid diversion[J].Special Oil & Gas Reservoirs,2006,13(4):62-64.
Authors:CHEN De-min  YANG Long  SU Fu-lin  SONG Li-xin  PENG Song-liang
Abstract:Available theory of limited fluid diversion in vertical fractured wells and the calculation accuracy of the analytical equation of stable percolation are not enough to satisfy oil production requirement.Through introducing fracture skin factor,analytic solution of the pressure in vertical fractured well with limited fluid diversion in round-seal reservoir is derived,the stable productivity can be calculated,and the influence of wall contamination on stable production and fracture pressure drop is analyzed.Practical inspection has proved the accuracy of this analytical model.
Keywords:round-seal reservoir  limited fluid diversion  vertical fracture  production
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