نتایج جستجو برای: electric utility

تعداد نتایج: 281317  

2008
John Cumings Eva Olsson Amanda K. Petford-Long Yimei Zhu

101 Abstract There is a wide array of technologically significant materials whose response to electric and magnetic fields can make or break their utility for specific applications. Often, these electrical and magnetic properties are determined by nanoscale features that can be most effectively understood through electron microscopy studies. Here, we present an overview of the capabilities for ...

2002
Scott W. Geiger Howard Rasheed James J. Hoffman Robert J. Williams

Very little is known about the influences of corporate strategy and regulation on the risk of regulated firms. The current study addresses this gap by examining the relationship among the level of diversification, the regulatory environment, and risk levels of regulated electric utility companies. Results suggest that both the regulatory environment and level of diversification impact firm risk...

2012
Peter Lilienthal

Thanks to policy incentives in a growing number of jurisdictions, wind and photovoltaics have become the two fastest growing energy sources in the world. They are now dominated by global corporations with the resources to support their installations with the reliability demanded by the electric utility industry. To date, most of this growth has been targeted at continent-scale electric grids, w...

Journal: :IEEE Trans. Industrial Electronics 2016
Giuseppe Buja Chun-Taek Rim Chunting Chris Mi

I N RECENT TIMES, wireless power charging of electric vehicles (EV) has gained huge attentions. Static wireless charging for EVs has seamlessly been achieved using the inductive power transfer (IPT) technology. More recently, dynamic (also termed in-motion) wireless charging with IPT technology has been successfully demonstrated for electric mass transportation means like electric trains, trams...

Journal: :Cell 2017
Nir Grossman David Bono Nina Dedic Suhasa B. Kodandaramaiah Andrii Rudenko Ho-Jun Suk Antonino M. Cassara Esra Neufeld Niels Kuster Li-Huei Tsai Alvaro Pascual-Leone Edward S. Boyden

We report a noninvasive strategy for electrically stimulating neurons at depth. By delivering to the brain multiple electric fields at frequencies too high to recruit neural firing, but which differ by a frequency within the dynamic range of neural firing, we can electrically stimulate neurons throughout a region where interference between the multiple fields results in a prominent electric fie...

Journal: :Applied ergonomics 2003
Patricia A Seeley Richard W Marklin

Ergonomics analysis of line workers in the electric power industry who work overhead on utility poles revealed some tasks for which less than 1% of the general population had sufficient strength to perform. During a 2-year study, a large Midwestern US electric utility provided a university with a team of represented workers and management. They evaluated, recommended, and monitored intervention...

2007
William J. Herrera Rodolfo A. Diaz

The fact that the coefficients of capacitance for a set of capacitors are geometrical factors appears in all textbooks of electricity and magnetism. However, in basic treatments there is no a rigorous demonstration of such a fact and most of the proofs are based on the Green formalism. We present a demonstration based on the Laplace’s equation that can be accesible for students of a basic cours...

Journal: :Anais do VI Simpósio Brasileiro de Sistemas Elétricos 2022

The regulation in the public electric energy distribution service considers quality and continuity indicators, presented Module 8 of Electric Energy Distribution Procedures National System (PRODIST), established by Agency (ANEEL). Collective indicators are defined for measuring services, such as: Equivalent Interruption Duration per Consumer Unit (DEC) Frequency (FEC). Also, there several indiv...

2015
Grigoris Tzokatziou Leandros A. Maglaras Helge Janicke

Modern Supervisory Control and Data Acquisition (SCADA) systems which are used by the electric utility industry to monitor and control electric power generation, transmission and distribution, are recognized today as critical components of the electric power delivery infrastructure. SCADA systems are large, complex and incorporate increasingly large numbers of widely distributed components. Cyb...

Journal: :Brazilian Archives of Biology and Technology 2021

HIGHLIGHTS Increasing electric vehicles against utility grid energy supplying capacity. Solar Carport system as a solution to provide for EV recharging needs. Performance analysis of real solar carport production. Comparison between production and vehicle consumption day use.

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