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控制压裂缝高技术研究及影响因素分析
断块油气田
2006年 13卷 第04期
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Title
Research on Fracture Height Containment Technology and Analysis of Influence Factors
Authors
Zhou W engao，Hu Yongquan, Zhao Jinzhou，
et al
单位
( 1 西南石油大学, 四川成都610500; 2 西南石油局测井公司, 四川成都610100)
Organization
Southwest Pe troleum Institute,
Chengdu 610500, China
摘要
在水力压裂过程中, 裂缝会沿着垂直方向上延伸, 当裂缝超出生产层而进入隔层
时会影响水力压裂效果。为了将裂缝高度控制在油气层内, 研究了岩石物质特性、施工参数、
地层应力差和裂缝上下末端阻抗值对缝高的影响, 并分析了人工隔层控制缝高基本原理和对
转向剂性能要求、压裂工艺与应用范围, 同时也提出了控制缝高技术的研究内容与发展趋势。
Abstract
Frac ture w ill extend around perpend icular direction
during hydrau lic fracturing. The e ffect o f hydrau lic fractur ing
w ill be in fluenced when the fracture exceed production layer
and enter in terlay er. In o rder to comm and fractu re he ight to
ex tend in o il and gas layers, th is paper studies the e ffect o f
petrophysica l prope rty, construction param e ters, stra tum stress
and tip resistance o f fracture top and bottom on the fracture
he ight. It analyzes basic pr incipium o f artificia l in terlayer
comm anding frac ture he ight and the requ irem ent for partition,
techno logy of hydrau lic fracturing and application range o f
partition, at the sam e tim e, proposes resea rch con tents o f
techno logy of fractu re height conta inm ent and deve lopm ent
current.
关键词：
水力压裂; 裂缝高度; 控制缝高; 人工隔层; 转向剂;
Keywords:
H ydrau lic fractur ing, Fracture he ight Fracture he ight conta inm en t, Artificia l interlayer, Partition;
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