نتایج جستجو برای: electromagnetic forming

تعداد نتایج: 190126  

Journal: :Energies 2023

The modular multilevel converter (MMC) is a keystone of modern energy transmission systems. Consequently, there an ongoing pursue for mathematical models to represent it under different configurations and control approaches. In short, this paper introduces analytical Thévenin-equivalent model representing the MMC when controlled with inner current- outer voltage-loop altogether. based on linear...

2017
Robert J. Weber

An acoustically coupled antenna which can be configured as a transmitting or receiving antenna for coupling between an electrical circuit (transmitter or receiver) and an electromagnetic propagating medium such as the atmosphere. The antenna is a two port device in which one port is connected to the electrical circuit and the second port includes a transducer which interfaces (radiates or recei...

Journal: :Journal of theoretical biology 2004
Roland Thar Michael Kühl

Mitochondria are the main source of ultra-weak chemiluminescence generated by reactive oxygen species, which are continuously formed during the mitochondrial oxidative metabolism. Vertebrate cells show typically filamentous mitochondria associated with the microtubules of the cytoskeleton, forming together a continuous network (mitochondrial reticulum). The refractive index of both mitochondria...

2008
Vijay Janyani Trevor M. Benson Ana Vukovic

A time-domain numerical model within the framework of transmission line modeling (TLM) is developed to simulate electromagnetic pulse propagation inside multiple microcavities forming photonic crystal (PhC) structures. The model developed is quite general and is capable of simulating complex electromagnetic problems accurately. The field quantities can be mapped onto a passive electrical circui...

2000
Timothy H. Boyer

Although there is good experimental evidence for the Aharonov Bohm phase shift occurring when a solenoid is placed between the beams forming a double-slit electron interference pattern, there has been very little analysis of the relevant classical electromagnetic forces. These forces between a point charge and a solenoid involve subtle relativistic effects of order v c analogous to those discus...

Journal: :journal of research in health sciences 0
ha yousefi p nasiri

background: in psychological studies, exposure to electromagnetic field is one of the hazardous factors, which has adverse effects on mental health. exposure to electromagnetic field due to daily use of electricity makes this study so important. the goal of this study was to determine the relationship between psychological symptoms and occupational exposure to electromagnetic field among worker...

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