bottom-hole fracturing pressure 井底压裂压力
sub-fracturing pressure 低于地层破裂压力的压力
formation fracturing pressure 破裂压力
hole fracturing pressure 井底压裂压力
rock fracturing pressure 岩石破裂压力
critical fracturing pressure 临界破裂压力
fracturing pressure behavior 压裂压力动态
fracturing pressure gradient 破裂压力梯度
Perforation density and perforation orientation angle are the most important parameters controlling the formation fracturing pressure. As the perforation density increases, the fracturing pressure decreases, not linearly but progressively.
计算结果表明,射孔方位角是影响地层破裂压力的主要因素,孔眼长度和射孔孔眼直径的影响不大。
参考来源 - 射孔对地层破裂压力的影响(英文)·2,447,543篇论文数据，部分数据来源于NoteExpress
The essential of fracturing pressure analysis and parameters explanation is the pressure history inversion.
压裂压力分析与参数解释的实质是压力历史反演。
The fracturing pressure is dependent on in-situ stress, well deviation and the anisotropy of tensile strength.
井壁的破裂压力不仅取决于地应力，还与井眼形态和地层的强度各向异性有关。
Perforation density and orientation angles are the most important factors of all to affect formation fracturing pressure.
主要结论包括射孔密度和射孔方位角是影响地层破裂压力的主要因素。
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