石油工程岩石力学大作业.docx

岩石力学大作业专业：油气井工程专业班级：研油气井班姓名：学号：2023.05.25目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc420333086"题目：2014-2015《石油工程岩石力学》大作业PAGEREF_Toc420333086\h1HYPERLINK\l"_Toc420333087"已知条件PAGEREF_Toc420333087\h1HYPERLINK\l"_Toc420333088"要求PAGEREF_Toc420333088\h1HYPERLINK\l"_Toc420333089"第一章前言PAGEREF_Toc420333089\h3HYPERLINK\l"_Toc420333090"1.1井壁稳定研究的意义PAGEREF_Toc420333090\h3HYPERLINK\l"_Toc420333091"1.2国内外研究现状及发展趋势PAGEREF_Toc420333091\h3HYPERLINK\l"_Toc420333092"1.3本题的研究方法PAGEREF_Toc420333092\h5HYPERLINK\l"_Toc420333093"第二章基于测井资料分析过程PAGEREF_Toc420333093\h6HYPERLINK\l"_Toc420333094"2.1地层岩性分析PAGEREF_Toc420333094\h6HYPERLINK\l"_Toc420333095"2.1.1泥质含量PAGEREF_Toc420333095\h6HYPERLINK\l"_Toc420333096"2.1.2井径测井分析PAGEREF_Toc420333096\h7HYPERLINK\l"_Toc420333097"2.1.3岩性分析PAGEREF_Toc420333097\h7HYPERLINK\l"_Toc420333098"2.1.4求取Biot系数PAGEREF_Toc420333098\h8HYPERLINK\l"_Toc420333099"2.2求取弹性模量和泊松比PAGEREF_Toc420333099\h9HYPERLINK\l"_Toc420333100"2.2.1声波测井解释原理PAGEREF_Toc420333100\h9HYPERLINK\l"_Toc420333101"2.2.2弹性模量和泊松比PAGEREF_Toc420333101\h9HYPERLINK\l"_Toc420333102"2.3求取内聚力、内摩擦角与地层抗拉强度连续剖面PAGEREF_Toc420333102\h11HYPERLINK\l"_Toc420333103"2.3.1计算单点的粘聚力和内摩擦角PAGEREF_Toc420333103\h11HYPERLINK\l"_Toc420333104"2.3.2粘聚力、内摩擦角与地层抗拉强度的连续剖面PAGEREF_Toc420333104\h12HYPERLINK\l"_Toc420333105"2.4孔隙压力分析PAGEREF_Toc420333105\h13HYPERLINK\l"_Toc420333106"2.4.1求上覆岩层压力PAGEREF_Toc420333106\h13HYPERLINK\l"_Toc420333107"2.4.2求地层孔隙压力[6]PAGEREF_Toc420333107\h13HYPERLINK\l"_Toc420333108"2.5水平最大和最小主应力剖面[5]PAGEREF_Toc420333108\h16HYPERLINK\l"_Toc420333109"2.6坍塌压力、破裂压力和钻井液密度窗口[5]PAGEREF_Toc420333109\h19HYPERLINK\l"_Toc420333110"2.6.1坍塌压力PAGEREF_Toc420333110\h19HYPERLINK\l"_Toc420333111"2.6.2破裂压力PAGEREF_Toc420333111\h19HYPERLINK\l"_Toc420333112"2.6.3绘制钻井液密度窗口PAGEREF_Toc420333112\h20HYPERLINK\l"_Toc420333113"2.6.4防止井壁坍塌合理建议PAGEREF_Toc420333113\h21HYPERLINK\l"_Toc420