Application of 2.5-D finite difference method in logging-while-drilling electromagnetic measurements for complex scenarios
We present a 2.5-D finite difference (FD) algorithm to simulate the logging-while-drilling
(LWD) electromagnetic (EM) measurements with arbitrarily oriented magnetic dipole …
(LWD) electromagnetic (EM) measurements with arbitrarily oriented magnetic dipole …
Numerical simulation and dimension reduction analysis of electromagnetic logging while drilling of horizontal wells in complex structures
ZG Wu, SG Deng, XQ He, R Zhang, YR Fan, XY Yuan… - Petroleum Science, 2020 - Springer
Electromagnetic logging while drilling (LWD) is one of the key technologies of the
geosteering and formation evaluation for high-angle and horizontal wells. In this paper, we …
geosteering and formation evaluation for high-angle and horizontal wells. In this paper, we …
The scattering of electromagnetic fields from anisotropic objects embedded in anisotropic multilayers
This article presents an efficient method for calculating the scattered electromagnetic (EM)
fields from anisotropic objects embedded in general anisotropic multilayers, both with …
fields from anisotropic objects embedded in general anisotropic multilayers, both with …
A fast numerical method for the galvanic measurement in hydraulic fracture detection
Hydraulic fracturing is critical for unconventional oil and gas production. Recently, galvanic
methods, including borehole-to-surface and surface-to-borehole electromagnetic methods …
methods, including borehole-to-surface and surface-to-borehole electromagnetic methods …
Memory-efficient 3-D LWD solver with the flipped total field/scattered field-based DGFD method
This letter presents a fast and memory-efficient 3-D electromagnetic solver for logging-while-
drilling (LWD) tools based on the flipped total field/scattered field-based discontinuous …
drilling (LWD) tools based on the flipped total field/scattered field-based discontinuous …
Numerical simulation and analysis of multicomponent induction logging response in anisotropic formation
Y Li, X Sun, G Su, M Wang, R Li - IEEE Access, 2020 - ieeexplore.ieee.org
In this article, the response characteristics of multicomponent induction logging (MCIL) tool
in anisotropic formation are analyzed. To solve the 1-D MCIL problems, we use a planar …
in anisotropic formation are analyzed. To solve the 1-D MCIL problems, we use a planar …
Fast geometric multigrid preconditioned finite-difference frequency-domain method for borehole electromagnetic sensing
To model the responses of borehole electromagnetic sensing in complicated geological
environments, the geometric multigrid preconditioned finite-difference frequency-domain …
environments, the geometric multigrid preconditioned finite-difference frequency-domain …
Accurate and efficient methods for the scattering simulation of dielectric objects in a layered medium
W Huang - 2019 - search.proquest.com
Electromagnetic scattering in a layered medium (LM) is important for many engineering
applications, including the hydrocarbon exploration. Various computational methods for …
applications, including the hydrocarbon exploration. Various computational methods for …
Multiscale forward and inverse problems with the DGFD method and the deep learning method
R Zhang - 2020 - search.proquest.com
A fast electromagnetic (EM) forward solver has been developed for the subsurface detection,
with application includes producing synthetic logging data and instructing large-scale field …
with application includes producing synthetic logging data and instructing large-scale field …
An alternative amelioration of ME-based DZT-PML for truncating FDTD problems
In order to further alleviate computational burdens and enhance accuracies, we propose an
efficient amelioration on the complex-frequency-shifted perfectly matched layer (CFS-PML) …
efficient amelioration on the complex-frequency-shifted perfectly matched layer (CFS-PML) …