The dissertation’s main purpose is to study and analyze the shale wellbore stability, especially the effect of hydraulic difference, chemical potential and temperature after the drilling fluid coming into contact with shale formations.
本论文的主要目的是对泥页岩井壁稳定性进行分析研究，尤其是水基钻井液与泥页岩地层接触后，水力势差、化学势差和温度差对井壁稳定性的影响。
参考来源 - 泥页岩井壁稳定性研究During drilling and completion, the quality of filter cake can affect directly both borehole stability and reservoir protection. Poor cake will result in complex downhole condition as well as serious borehole collapse and formation damage.
在钻井完井作业中,滤饼质量直接影响到井壁稳定和对油气层的保护,滤饼质量差将会造成井下复杂情况以及井壁垮塌和油气层伤害等。
参考来源 - 钻井完井中动态外滤饼形成的数学模型研究·2,447,543篇论文数据，部分数据来源于NoteExpress
从力学分析入手，建立了井壁稳定问题的力学模型。
A mechanical model for well bore stability is established based upon mechanical analysis.
大斜度井泥页岩的井壁稳定对油气井的正常钻井十分重要。
Wall stabilization of highly inclined shale boreholes is important to drill a well successfully.
该软件主要利用测井资料钻前预测空气钻井井壁稳定情况。
This software mainly use the logging data to forecast the stability of air drilling.
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