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Open AccessJournal ArticleDOI

A Generalized Multiple-Scattering Method for Modeling a Cable Harness With Ground Connections to a Nearby Metal Surface

TLDR
This paper proposes a generalized multiple-scattering (GMS) method to evaluate the current distribution on a cable harness with ground connections to a nearby metal surface to compensate the mutual interactions between the cable harness and the rest of the structure.
Abstract
This paper proposes a generalized multiple-scattering (GMS) method to evaluate the current distribution on a cable harness with ground connections to a nearby metal surface. The GMS method is a hybrid method combining the transmission line theory and the method of moments. The GMS method uses the generalized multiconductor transmission line (GMTL) solver for the cable harness part and the mixed-potential integral equation (MPIE) solver for the rest of the structure including the metal surface and the grounding wires. Neither the GMTL nor the MPIE solver alone takes into account the mutual interactions between the cable harness and the rest of the structure. Therefore, an iterative scheme is arranged in the GMS method to compensate the above-mentioned interactions. These interactions occur via not only field couplings, but also current conducting through the grounding points on the cable harness. A numerical test case is provided to benchmark the proposed GMS method.

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Citations
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Journal ArticleDOI

A New Method for Predicting Crosstalk of Random Cable Bundle Based on BAS-BP Neural Network Algorithm

TL;DR: A method to predict the crosstalk of random cable bundle based on the idea of cascade method, which has higher accuracy and a wider frequency range and is combined with the finite-difference time-domain (FDTD) algorithm.
Proceedings Article

Effective computational techniques for EMC analysis of cable harness

TL;DR: Effective computational techniques for Multi-Transmission Line (MTL) based on Lumped Circuit Transmission Line (LCTL) method are suggested and applied for EMC analysis of complex cable harness.
Journal ArticleDOI

Analysis of Crosstalk Problem in Multi-Twisted Bundle of Multi-Twisted Wire Based on BSAS-BP Neural Network Algorithm and Multilayer Transposition Method

TL;DR: A neural network algorithm based on back propagation optimized by the beetle swarm antennae search method (BSAS-BPNN) is introduced to mathematically describe the relationship between the twist angle of the wire harness and the per-unit-length (p.u.l) parameter matrix of the MTB-MTW model.
Journal ArticleDOI

Evaluating the Crosstalk Current and the Total Radiated Power of a Bent Cable Harness Using the Generalized MTL Method

TL;DR: In this paper, a general formulation of the generalized multiconductor transmission line (GMTL) method is presented to model a parallel cable harness including straight and bent wires, where the GMTL equations are solved recursively based on the perturbation theory.
Proceedings ArticleDOI

EMI Modeling for Antenna-Chassis System Using Characteristic Mode Analysis

TL;DR: In this article, characteristic mode analysis is applied into the vehicle body to better understand the coupling mechanism of the vehicle modes and the antenna-chassis coupling mechanism, and how to excite a specific mode is also investigated by looking at the eigencurrent and eigencharge distributions.
References
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Journal ArticleDOI

Feature selective validation (FSV) for validation of computational electromagnetics (CEM). part I-the FSV method

TL;DR: A detailed analysis of the FSV method is presented, setting it firmly in the context of previous comparison techniques; it suggests the relationship between validation of graphically presented data and the psychology of visual perception, and a set of applicability tests to judge the effectiveness of computer-based CEM validation techniques.
Journal ArticleDOI

Feature selective validation (FSV) for validation of computational electromagnetics (CEM). part II- assessment of FSV performance

TL;DR: This paper addresses two specific issues related to the implementation of the FSV method, namely "how well does it produce results that agree with visual assessment?" and "what benefit can it provide in a practical validation environment?"
Journal ArticleDOI

Electromagnetic field coupling to a line of finite length: theory and fast iterative solutions in frequency and time domains

TL;DR: In this paper, an iterative procedure is proposed to solve the derived coupling equations, where the zeroth iteration term is determined by using the transmission line (TL) approximation, which can be applied both in the frequency and in the time domains.
Journal ArticleDOI

Fast and Rigorous Analysis of EMC/EMI Phenomena on Electrically Large and Complex Cable-Loaded Structures

TL;DR: In this article, a fast and comprehensive time-domain method for analyzing electromagnetic compatibility (EMC) and electromagnetic interference (EMI) phenomena on complex structures that involve electrically large platforms (e.g., vehicle shells) along with cable-interconnected antennas, shielding enclosures, and printed circuit boards is proposed.
Journal ArticleDOI

An Equivalent Circuit Model for Graphene-Based Terahertz Antenna Using the PEEC Method

TL;DR: In this paper, the surface conductivity of graphene has been characterized by a circuit model through the partial element equivalent circuit (PEEC) method, where the atomically thick graphene is equivalently replaced by an impedance boundary condition.
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