The one-dimension and two phases mathematics model of numerical well tests that flow is radial is established. Effects of well store and skin factor are considered to the inside boundary condition.
建立了一维径向油水两相流数值试井的数学模型,其内边界条件考虑井储效应和表皮系数的影响。
There are a lot of mode wave patterns near P-wave velocity line in 2-D spectrum, which have dense special distribution and large amplitude when the radial thickness of model well is thicker ;
当模型井的径向厚度较大时,二维谱中纵波速度线附近的模式波类型较多,空间分布较密集,幅度也较大;
Moreover, single-well radial flow model, vertical stimulated fracturing model and quasi-3D multi-wells model are considered, and finite difference schemes for these models are formulated as well.
考虑了单井径向流模型、垂直压裂模型及拟三维多井模型,并给出了相应的有限差分数值模型。
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