首页> 外文会议>Biennial IEEE Conference on Electromagnetic Field Computation >Application of CFS-PML to Finite Volume Analysis of EM Well-logging Tools in Multilayered Geophysical Formations
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Application of CFS-PML to Finite Volume Analysis of EM Well-logging Tools in Multilayered Geophysical Formations

机译:CFS-PML在多层地球物理地层中井井测井工具有限体积分析的应用

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The finite volume method (FVM) is implemented to simulate logging-while-drilling (LWD) tools in axisymmetric multilayered earth formations. A complex-frequency-shifted perfectly matched layer (CFS-PML) in cylindrical coordinates is incorporated, leading to a smaller condition number for the FVM system matrix and allowing for iterative solvers to be used in large scale problems. FVM results are validated against pseudo-analytical and numerical mode matching (NMM) solutions.
机译:实施有限体积法(FVM)以在轴对称多层地球形成中模拟钻孔(LWD)工具。结合了圆柱形坐标的复频移位的完美匹配层(CFS-PML),导致FVM系统矩阵的较小条件号,并允许迭代溶剂用于大规模问题。 FVM结果针对伪分析和数值匹配(NMM)解决方案进行了验证。

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