Results 11 to 20 of about 5,629,230 (293)

Power Converters and Power Quality [PDF]

open access: yes, 2016
26 pages, contribution to the 2014 CAS - CERN Accelerator School: Power Converters, Baden, Switzerland, 7-14 May ...
Kahle, K.
openaire   +4 more sources

Institutional Traps and Economic Growth [PDF]

open access: yes, 2007
This paper's point of departure is that low-quality institutions, concentration of political power, and underdevelopment are persistent over time. Its analytical model views an equal distribution of political power as a commitment device to enhance ...
Acemoglu   +29 more
core   +2 more sources

A Power Quality Improvement for Microgrid Inverter Operated in Grid Connected and Grid Disconnected Modes [PDF]

open access: yes, 2014
The renewable energy based distributed generators (DGs) will plays a dominant role in electricity production. A micro grid consists of clusters of load and distributed generators that operate as a single controllable system. The interconnection of the DG
Selvi, M. T. (M), unapriya, D. G. (D)
core   +1 more source

A multifunctional dynamic voltage restorer for power quality improvement [PDF]

open access: yes, 2018
Power quality is a major concern in electrical power systems. The power quality disturbances such as sags, swells, harmonic distortion and other interruptions have an impact on the electrical devices and machines and in severe cases can cause serious ...
Dung, Vo Tien   +2 more
core   +1 more source

Tradeoffs between AC power quality and DC bus ripple for 3-phase 3-wire inverter-connected devices within microgrids [PDF]

open access: yes, 2011
Visions of future power systems contain high penetrations of inverters which are used to convert power from dc (direct current) to ac (alternating current) or vice versa.
Burt, Graeme M.   +2 more
core   +1 more source

Power Quality Issues of Electric Arc Furnace and their Mitigations -A Review [PDF]

open access: yes, 2017
Electrical Power quality is used to determine the health of the electrical power system that connects the consumer's devices. It is concerned with voltage quality, current quality, reliability of service, quality of power supply etc.
Singh, A. (Amarjeet)   +2 more
core   +1 more source

Digital Current-Control Schemes [PDF]

open access: yes, 2009
The paper is about comparing the performance of digital signal processor-based current controllers for three-phase active power filters. The wide use of nonlinear loads, such as front-end rectifiers connected to the power distribution systems for dc ...
Bojoi, Iustin Radu   +3 more
core   +1 more source

A Precise Electrical Disturbance Generator for Neural Network Training with Real Level Output [PDF]

open access: yes, 2007
Power Quality is defined as the study of the quality of electric power lines. The detection and classification of the different disturbances which cause power quality problems is a difficult task which requires a high level of engineering expertise ...
García Delgado, Antonio   +3 more
core   +1 more source

2-kW Average Power CW Phase-Conjugate Solid-State Laser [PDF]

open access: yes, 2007
We have demonstrated stable operation of a 2-kW Yb:YAG phase-conjugate master oscillator power amplifier (PC-MOPA) laser system with a loop phase-conjugate mirror (LPCM). This is the first demonstration of a continuous wave (CW)-input LPCM MOPA operating
Baltimore, Robert S.   +8 more
core   +1 more source

Characterisation of Harmonic Resonance Phenomenon of Multi-Parallel PV Inverter Systems: Modelling and Analysis

open access: yesEnergies
Solar PV inverters require output filters to reduce unwanted harmonics in their output, where LCL filters are a more economical choice than larger inductance-only filters. A drawback of these filters is that they can introduce power quality disturbances,
Kasun Peiris   +3 more
doaj   +1 more source

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