ArticleApplied GeophysicsModeling electromagnetics on cylindrical meshes with applications to steel-cased wellsLindsey J. HeagyDoulas W. OldenburgMarch 7, 2019https://doi.org/10.1016/j.cageo.2018.11.010Download PDFBack to ArticleDownload ArticleContentsModeling electromagnetics on cylindrical meshes with applications to steel-cased wellsEquationsconductanceconstitutiverelationsdcequationsdiscretedcccdiscretedcnodaldiscretefdemebdiscretefdemhjmaxwellfreqmaxwelltimepermeanceFiguresTablesSupporting Documentsconductanceconstitutiverelationsdcequationsdiscretedcccdiscretedcnodaldiscretefdemebdiscretefdemhjmaxwellfreqmaxwelltimepermeanceaugustin-response-function-muaugustin-response-function-sigmaaugustin3cmaugustinbfieldsaugustinfsrbfdembtdemcommer-meshcommer-modelcommer-resultscyl-finite-volumecylwrapfdemnsfkaufman-finite-wellkaufman-setupkaufman-zonesmagnetic-flux-density-mumagnetic-flux-density-sigmatdem-currentstdemnsfcommer-comparisonVDj=qMρfj=D⊤Vϕ\begin{split} \mathbf{V} \mathbf{D} \mathbf{j} &= \mathbf{q} \\ \mathbf{M}_{\boldsymbol{\rho}}^f \mathbf{j} &= \mathbf{D}^\top \mathbf{V} \boldsymbol{\phi} \end{split}VDjMρfj=q=D⊤Vϕ(1)EquationsdcequationsEquationsdiscretedcnodal