DGTD analysis of electromagnetic scattering from penetrable conductive objects with IBC

P Li, Y Shi, LJ Jiang, H Bağcι - IEEE Transactions on Antennas …, 2015 - ieeexplore.ieee.org
To avoid straightforward volumetric discretization, a discontinuous Galerkin time-domain
(DGTD) method integrated with the impedance boundary condition (IBC) is presented in this …

Surface roughness modeling of substrate integrated waveguide in D-band

M Yi, S Li, H Yu, W Khan, C Ulusoy… - IEEE Transactions …, 2016 - ieeexplore.ieee.org
In this paper, surface roughness models for a substrate integrated waveguide (SIW) are
proposed. Frequency-dependent conductivity is introduced to model the conductor loss due …

Validation and application of magnetic sub-model techniques in turbogenerator end zones for local eddy current calculation in Roebel bars

M Kowalski, S Gertz, O Mrkulic… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Applying a novel magnetic sub-modeling technique allows resolving local phenomena such
as eddy currents in electric machine components while incorporating effects due to magnetic …

Recursively convolutional CFS-PML in 3-D Laguerre-FDTD scheme for arbitrary media

GQ He, JH Stiens, W Shao… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Weighted Laguerre finite-difference time-domain (Laguerre-FDTD) method is an efficient
and unconditionally stable time-domain numerical method. The complex frequency-shifted …

Implementation of surface impedance boundary conditions in the quasi three-dimensional finite-difference simulations of generator end regions

S Li, C Gong, NA Gallandat, JR Mayor… - … Electric Machines and …, 2017 - ieeexplore.ieee.org
Predicting the distribution of the eddy currents circulating in the press plate or other end
metallic components and the impacts of eddy current on the magnetic field in the end region …

Transient simulation of multiscale structures using the nonconformal domain decomposition Laguerre-FDTD method

M Yi, Z Qian, A Aydiner… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In this paper, a full-wave transient domain decomposition method is proposed for solving
multiscale electromagnetic problems. The proposed scheme is based on the unconditionally …

Electromagnetic sub-models for 3D edge-elements in transient non-linear simulation

M Kowalski, M Hanke, C Kreischer - COMPEL-The international …, 2022 - emerald.com
Purpose Resolving eddy currents in three dimensions with finite elements, especially in
geometrically complex structures, is very time consuming. Notable additional efforts will be …

Reduced order modeling in FDTD with provable stability beyond the CFL limit

X Zhang, F Bekmambetova… - 2016 IEEE 25th …, 2016 - ieeexplore.ieee.org
The Finite-Difference Time-Domain (FDTD) method is widely used in signal and power
integrity, applied electromagnetism, and physics. Unfortunately, its computational efficiency …

A three‐dimensional ID‐WLP‐FDTD method demonstrating comprehensively improved performance and unconditional stability

L Xiao, DY Tian, JH Lan, WJ Chen… - Microwave and Optical …, 2022 - Wiley Online Library
In this study, a three‐dimensional (3D) finite‐difference time‐domain (FDTD) approach
utilizing time‐domain weighted Laguerre polynomials (WLPs) and space‐domain isotropic …

A passivity approach to FDTD stability with application to interconnect modeling

F Bekmambetova, X Zhang… - 2016 IEEE 25th …, 2016 - ieeexplore.ieee.org
The application of the Finite Difference Time Domain (FDTD) method to signal and power
integrity problems is limited by the large aspect ratio of interconnects and by small skin …