نتایج جستجو برای: electromagnetic compatibility emc

تعداد نتایج: 104456  

1999
MARK B. JOSEPHS STEVEN M. NOWICK

A comparison with synchronous circuits suggests four opportunities for the application of asynchronous circuits: high performance, low power, improved noise and electromagnetic compatibility (EMC) properties, and a natural match with heterogeneous system timing. In this overview article each opportunity is reviewed in some detail, illustrated by examples, compared with synchronous alternatives,...

2004
N. V. Korovkin Masashi Hayakawa

The optimization problems of properties of a symmetric multiconductor three-phase cable are examined from the viewpoint of electromagnetic compatibility (EMC). The goal functions are: the minimization of an external magnetic field created by the cable current; the minimization of losses in the cable. For the optimization the genetic algorithm is used. Results can be applied to the optimization ...

2001
Annika Nilsson Per Karlsson Lars Gertmar

Sustainable development and engineering ethics as well as social aspects of engineering are emerging issues related to power electronics. Several important topics like environmentally sustainable products and electromagnetic compatibility fit into this description. Therefore, these issues have recently become part of the advanced course on power electronics at Lund University. The authors’ inte...

Journal: :Applied Computational Electromagnetics Society Journal 2023

To improve the reliability of simulation results, uncertainty analysis methods were developed in Electromagnetic Compatibility (EMC) field. Random variables are used to describe random events. The more you have, less efficient is. Therefore, many high-accuracy have problem dimensional disaster, which means calculation efficiency decreases exponentially with increase number variables. A variable...

2017
Mohd Zarar Mohd Jenu Ahmed M. Sayegh Syarfa Zahirah Sapuan

Received Jun 12, 2017 Revised Aug 20, 2017 Accepted Oct 26, 2017 The rapid progress of technology has imposed significant challenges on Printed Circuit Boards (PCB) designers. Once of those challenges is to satisfy the electromagnetic compatibility (EMC) compliance requirements. For that reason, EMC compliance must be considered earlier at the design stage for time and cost savings. Conventiona...

2007
Vladica Trenkic Christos Christopoulos Trevor M. Benson

The basic formulations used in the description of thin walls and small apertures in simulations based on the Transmission-Line Modelling (TLM) method are described. It is shown that eecient and accurate methods are available which exhibit a reasonable balance between accuracy and computational eeciency. Results of simulations are presented showing the shielding eeectiveness of cabinets. Of all ...

Journal: :Applied Computational Electromagnetics Society Journal 2023

By combining a transmission line system (TLS) and reverberation chamber (RC), hybrid electromagnetic compatibility (EMC) testing facility is designed constructed. Generally, the lowest usable frequency (LUF) of an RC limited by its dimension, which limits application RCs for EMC at low frequencies. Therefore, to improve field uniformity (FU) frequencies lower than LUF, TLS integrated into RC. A...

Journal: :Electronics 2022

The feeder terminal unit (FTU) is a critical component of any electric power system that works in complex electromagnetic environment. However, innovative research theoretical analysis electromagnetic–thermal practices inside the FTU missing literature. This work presents methodologies for calculating and analyzing influence FTUs high-power (HPEM) numerical outcomes reveal surface connecting ca...

Journal: :IEEE Access 2021

A database is presented that allows the investigation of machine learning (ML) tools and techniques in signal integrity (SI), power (PI), electromagnetic compatibility (EMC) domains. The contains different types printed circuit board (PCB)-based interconnects corresponding frequency domain data from a physics-based (PB) tool represent multiple (EM) aspects to SI PI optimization. have been used ...

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