Browsing by Author "Puzyrev, Vladimir"
Now showing items 1-12 of 12
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3D Simulations of Deep Directional Electromagnetic Tools in High-angle and Horizontal Wells
(2016-05-31)
Conference lecture
Open AccessA new generation of deep directional electromagnetic imaging tools is being adopted by the industry to enhance the efficiency of well placement, reduce drilling risk and increase production potential. Schlumberger's GeoSphere ... -
Algebraic multigrid preconditioning within parallel finite-element solvers for 3-D electromagnetic modelling problems in geophysics
(Wiley-Blackwell, 2014-06)
Article
Open AccessWe present an elaborate preconditioning scheme for Krylov subspace methods which has been developed to improve the performance and reduce the execution time of parallel node-based finite-element solvers for three-dimensional ... -
A parallel finite-element method for three-dimensional controlled-source electromagnetic forward modelling
(Wiley-Blackwell, 2013-02-18)
Article
Open AccessWe present a nodal finite-element method that can be used to compute in parallel highly accurate solutions for 3-D controlled-source electromagnetic forward modeling problems in anisotropic media. Secondary coupled-potential ... -
A Parallel Tool for Numerical Approximation of 3D Electromagnetic Surveys in Geophysics
(Instituto Politécnico Nacional (México), 2016)
Article
Open AccessThis paper presents an edge-based parallel code for the data computation that arises when applying one of the most popular electromagnetic methods in geophysics, namely, the controlled-source electromagnetic method (CSEM). ... -
A review of block Krylov subspace methods for multisource electromagnetic modelling
(Wiley-Blackwell, 2015-08)
Article
Open AccessPractical applications of controlled-source electromagnetic modeling require solutions for multiple sources at several frequencies, thus leading to a dramatic increase of the computational cost. In this paper we present ... -
Assessment of edge-based finite element technique for geophysical electromagnetic problems: efficiency, accuracy and reliability
(International Center for Numerical Methods in Engineering (CIMNE), 2015-04)
Conference lecture
Open AccessIn Finite Element Methods for solving electromagnetic field problems, the use of Edge Elements has become very popular. In fact, Edge Elements are often said to be a cure to many difficulties that are encountered (particularly ... -
Edge-based electric field formulation in 3D CSEM simulations: A parallel approach
(IEEE, 2015-10)
Conference report
Open AccessThis paper presents a parallel computing scheme for the data computation that arise when applying one of the most popular electromagnetic methods in exploration geophysics, namely, controlled-source electromagnetic (CSEM). ... -
Edge-based parallel framework for the simulation of 3d CSEM surveys
(Society of Exploration Geophysicists and American Association of Petroleum Geologists, 2016)
Conference lecture
Open Access -
Edge-elements for geophysical electromagnetic problems: a new implementation challenge
(2015-05)
Conference lecture
Open Access -
Evaluation of parallel direct sparse linear solvers in electromagnetic geophysical problems
(Elsevier, 2016-04)
Article
Open AccessHigh performance computing is absolutely necessary for large-scale geophysical simulations. In order to obtain a realistic image of a geologically complex area, industrial surveys collect vast amounts of data making the ... -
HPC and edge elements for geophysical electromagnetic problems: an overview
(Barcelona Supercomputing Center, 2015-05-05)
Conference report
Open AccessIn Finite Element Methods for solving electromagnetic problems, the use of Nédélec Elements has become very popular. In fact, Nédélec Elements are often said to be a cure to many difficulties that are encountered, particularly ... -
Parallel and numerical issues of the edge finite element method for 3D controlled-source electromagnetic surveys
(IEEE, 2015-10)
Conference report
Open AccessThis paper deals with the most relevant parallel and numerical issues that arise when applying the Edge Element Method in the solution of electromagnetic problems in exploration geophysics. In this sense, in recent years ...
