Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Il-Moo Lee"'
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 37:25-29
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 36:36-45
Publikováno v:
Journal of Electrical Engineering & Technology. 17:1605-1614
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 35:42-48
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 20:36-41
Computer Loads can be found in all of modern society. The switching mode power supplies used in personal computers are major sources of harmonic currents. Harmonic currents can cause lots of harmonic problems such as disruption in computer performanc
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 20:48-53
An electric arc furnace being used in the steel industry is a time-varying non-linear load causing voltage fluctuations to the power system. Flicker can be defined as the effect produced on the human visual perception by a changing emission of light
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 20:29-37
Heavy chemical industries have nonlinear loads including elecrolyzers. AC-DC converters are the most widely used in an elecrolysis in a chemical plant. The electrolysis consists of AC-DC converter groups connected in parallel at the DC side. The conv
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 20:91-99
Large steel industries have nonlinear loads including electric arc furnaces and harmonic field measurements have shown that harmonic content of a waveform varies with time. Since the large loads are supplied from the power system grid, it must be rec
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 19:23-29
The increasing use of nonlinear loads has resulted in an increase in the harmonic content of the load current for power transformers. Transformers subject to harmonic currents have higher losses and need to be derated. This paper presents a simple me
Publikováno v:
Journal of the Korean Institute of Illuminating and Electrical Installation Engineers. 18:54-60
With the proliferation of nonlinear loads such as commercial facilities in all of modern society high neutral harmonic currents have been observed. High neutral currents in three-phase four-wire distribution systems can cause lots of harmonic problem