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-comparison−G⊤Mσee=qe=−Gϕ\begin{split} - \mathbf{G}^\top \mathbf{M}_{\boldsymbol{\sigma}}^e \mathbf{e} &= \mathbf{q} \\ \mathbf{e} &= -\mathbf{G}\boldsymbol{\phi} \end{split}−G⊤Mσeee=q=−Gϕ(1)EquationsdiscretedcccEquationsdiscretefdemeb