نتایج جستجو برای: electric power factor

تعداد نتایج: 1412942  

2011
M. Rajaram H. Ezoji A. Sheikholeslami M. Tabasi

Power quality is one of major concerns in the present era. It has become important, especially, with the introduction of sophisticated devices, whose performance is very sensitive to the quality of power supply. Power quality problem is an occurrence manifested as a nonstandard voltage, current or frequency that results in a failure or mis-operation of end user equipments. One of the major prob...

2013
M. V. MAKWANA

The widespread use of Power Electronics based equipment has produced a significant impact on quality of electric power supply. Conventional power quality mitigation equipment is providing to be inadequate for an increasing number of applications. One modern and very promising solution that deals with both load current and supply voltage imperfections is the Unified Power Quality Conditioner (UP...

Journal: :journal of operation and automation in power engineering 2007
h. r. imanijajarmi a. mohamed h. shareef

this paper presents an innovative active power filter design method to simultaneously compensate the current harmonics and reactive power of a nonlinear load. the power filter integrates a passive power filter which is a rl low-pass filter placed in series with the load, and an active power filter which comprises an rl in series with an igbt based voltage source converter. the filter is assumed...

The design of energy management strategy is one of the main challenges in the development of fuel cell electric vehicles. The proposed strategy should be well responsive to provide demanded power of fuel cell vehicle for motion, acceleration, and different driving conditions, resulting in reduced fuel consumption, increased lifetime of power sources and increased overall fuel efficiency. The pu...

2013
A. Albani M. Z. Ibrahim

Wind turbine is a technology which converting wind energy to electric power. Wind energy is easily accessible anywhere in the world and is one of renewable energy. However, in Kuala Terengganu, the lower average wind speed become one of the factors wind turbine has not been used widely as alternative method for generating the electric power. Thereby, small scale wind turbine which can generate ...

2013
Kanwardeep Singh Vinod Kumar Yadav Narayana Prasad Padhy Jaydev Sharma

Congestion Management Considering Optimal Placement of Distributed Generator in Deregulated Power System Networks Kanwardeep Singh , Vinod Kumar Yadav , Narayana Prasad Padhy & Jaydev Sharma To cite this article: Kanwardeep Singh , Vinod Kumar Yadav , Narayana Prasad Padhy & Jaydev Sharma (2014) Congestion Management Considering Optimal Placement of Distributed Generator in Deregulated Power Sy...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2013
Charles D. Brummitt Paul Hines Ian Dobson Cristopher Moore Raissa M. D'Souza

Opinion article + supporting information Charles D. Brummitt1,2, Paul D. H. Hines3, Ian Dobson4, Cristopher Moore5, and Raissa M. D’Souza2,5,6 1Department of Mathematics, University of California, Davis, CA 95616 USA 2Complexity Sciences Center, University of California, Davis, CA 95616 USA 3School of Engineering, University of Vermont, Burlington, VT 05405 USA 4ECpE Department, Iowa State Univ...

Journal: :IOP conference series 2021

Abstract In order to improve the economy of hybrid electric-electric ship, parallel electric ship is taken as research object, and an energy control strategy based on minimum equivalent fuel consumption proposed. The efficiency factor its correction function are used maintain balance battery power, target optimization adjusted power rate battery, thereby realizing for traveling ship. Finally, M...

2014
Ping Liu Yong Fu Amin Kargarian Marvasti

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1992
Jen-Lun Yuan Terrence L. Fine

We are developing a forecaster for daily extremes of demand for electric power encountered in the service area of a large midwestern utility and using this application as a testbed for approaches to input dimension reduction and decomposition of network training. Projection pursuit regression representations and the ability of algorithms like SIR to quickly find reasonable weighting vectors ena...

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