Results 101 to 110 of about 8,819,131 (330)

A Study on Modeling of Inputting Electrical Power of Ultra High Power Electric Furnace by using Fuzzy Rule and Regression Model [PDF]

open access: yesarXiv, 2017
: In this paper a method to make inputting electrical model upon factors that affect melting process of high ultra power(UHP) electric furnace by using fuzzy rule and regression model is suggested and its effectiveness is verified with simulation experiment.
arxiv  

Redesigning Power Strip With Case Study: Security Information Use Of Products [PDF]

open access: yes, 2019
There are 212 cases of fire from 2015-2018 that have occurred by electricity failure in Bandung City, those failures happen because of power strip misused by users.
Abdullah, A. F. (Ahmad )   +2 more
core  

Power flow in a small electromagnetic energy harvesting system excited by mechanical motion [PDF]

open access: yesarXiv, 2014
In this study the power flow in a coupled mechanical and electromagnetic harvesting system in presence of both positional and electrical fluctuations is analyzed. Explicit expressions for the power into and out of the mechanical and electrical parts of the system are found in the case of weak coupling, and it is shown how the power flows between the ...
arxiv  

Quantitative Assessment of U.S. Bulk Power Systems and Market Operations during COVID-19 [PDF]

open access: yesarXiv, 2020
Starting in early 2020, the novel coronavirus disease (COVID-19) severely affected the U.S., causing substantial changes in the operations of bulk power systems and electricity markets. In this paper, we develop a data-driven analysis to substantiate the pandemic's impacts from the perspectives of power system security, electric power generation ...
arxiv  

Primary electric power generation systems for advanced-technology engines [PDF]

open access: yes, 1983
The advantages of the all electric airplane are discussed. In the all electric airplane the generator is the sole source of electric power; it powers the primary and secondary flight controls, the environmentals, and the landing gear. Five candidates for
Cronin, M. J.
core   +1 more source

The Power of Electricity Leader's Guide

open access: yesEDIS, 1969
The Power of Electricity Leader's Guide (4H EGL 40) is a leader-led project guide is for 4-H members ages 12-14. The Power of Electricity will help youth understand the environmental and economic issues associated with Electricity. The concepts learned are: understanding electricity, how electricity travels, electricity's silent partner, energy in ...
Lucinda Harris, Sandra Fry
openaire   +5 more sources

Decentralized Power Management for Electrical Power Systems in More Electric Aircrafts [PDF]

open access: yesElectronics, 2018
In order to implement reliable and flexible power management among energy sources, a decentralized power management approach for electrical power systems (EPSs) in the more electric aircraft (MEA) is studied. Considering the increased use of electrical power for various functions, the performance of MEA would be determined by the design and operation ...
Myungchin Kim, Sung Gu Lee, Sungwoo Bae
openaire   +1 more source

The analysis of molten salt energy storage mode with multi-steam sources heating in thermal power unit peak shaving operation

open access: yesScientific Reports
A 350 MW cogeneration unit was selected as the research object to investigate a molten salt energy storage system. Key evaluation indicators, including peak shaving capacity, thermal efficiency, equivalent round-trip efficiency, and comprehensive coal ...
Lin-kui Feng   +7 more
doaj   +1 more source

The unitary theory of the electrical powers [PDF]

open access: yesAnnals of the University of Craiova, Electrical Engineering series No30, 2006, pg.21-26, 2009
General physics approach is applied to analysis of power components in electrical systems under sinusoidal and non-sinusoidal conditions. Physical essence of active, reactive and distorting powers are determinate. It is shown that the all three powers are the different aspects of the same physical phenomenon: mechanical action per time of Coulomb ...
arxiv  

Structural Vulnerability Analysis of Electric Power Distribution Grids

open access: yes, 2015
Power grid outages cause huge economical and societal costs. Disruptions in the power distribution grid are responsible for a significant fraction of electric power unavailability to customers.
Koc, Yakup   +3 more
core   +2 more sources

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