Results 51 to 60 of about 105,362 (201)

DETERMINATION OF PERIOD OF THE FURNACE HEAPING BY MEANS OF AMPLITUDE OF ODD HARMONICS OF THE ARC PRESSURE

open access: yesЛитьë и металлургия, 2006
The harmonic components of the arc pressure are investigated on blast steel furnace-1,2. The period of the furnace heaping by means of amplitude of odd harmonics of the arc pressure is determined.
A. I. Rozhkov, V. V. Korotkevich
doaj  

Estimating the Impact of Arc Furnaces on the Quality of Power in Supply Systems

open access: yesEnergies, 2020
Arc furnaces, due to their high unit power and load nature, belong to the receivers affecting the power quality. A dynamically changing electric arc is the main source of disturbances generated by arc devices. This current article presents the results of
Zbigniew Łukasik, Zbigniew Olczykowski
doaj   +1 more source

Solar silicon from directional solidification of MG silicon produced via the silicon carbide route [PDF]

open access: yes
A process of metallurgical grade (MG) silicon production is presented which appears particularly suitable for photovoltaic (PV) applications. The MG silicon is prepared in a 240 KVA, three electrode submerged arc furnace, starting from high grade quartz ...
Margadonna, D.   +3 more
core   +1 more source

Determination of Capacity and Technical Parameters of Transformer for Ultra-High Power Electric Arc Furnace

open access: yesTeshugang, 2005
Besides capacity of electric arc furnace, the production conditions such as chaining, melting steel grade, steelmaking process and production flow sheet influence the determination of rating capacity of transformer for electric arc furnace, It has been ...
阎立懿   +4 more
doaj  

Современные подходы к регламентированию качества жидкой стали [PDF]

open access: yes, 2015
Получение качественного и высококачественного металла при его выплавке в дуговых печах зависит от качества полученного жидкого металла, которое определяется примесями, находящимися в стали.In this article view melting in electric arc furnace for purpose ...
Журавлев, А. А.
core  

Growth of large single crystals of Rare Earth Hexaborides

open access: yes, 2003
Single crystal growth of several rare earth hexaborides has been carried out by the floating zone technique. A high power Xenon arc lamp image furnace was used for the crystal growth. Large high quality crystals of LaB$_{6}$, CeB$_{6}$, PrB$_{6}$ and NdB$
D.McK. Paul   +6 more
core   +1 more source

Compensation for Power Quality Improvement in Electric Arc Furnace with Considering Economic Index

open access: yesMajlesi Journal of Electrical Engineering
In recent years, on the one hand with increasing application of nonlinear loads in power systems and no sinusoidal currents that extracted from system, and on the other hand increasing loads sensitive to power quality and destructive effects of nonlinear
Ghazanfar Shahgholian, Maryam Golibagh
doaj  

Present Status and Future Development of Domestic Electric Arc Steel Production

open access: yesTeshugang, 2009
The output of domestic arc furnace steel increased year by year which was near to 50 million ton in 2007. The number of large electric arc furnace increased obviously,in 2007 the output of ≥ 50 t electric arc furnaces was about 83.5% of total electric ...
李晓, 彭锋
doaj  

Artificial Neutral Network Model to Compensate Measure Offset of#br# Liquid Steel Weight System for Consteel Arc Furnace#br#

open access: yesTeshugang, 2008
Based on consumption of electric power, oxygen and carbon powder of Consteel arc furnace, the offset of measuring of metal weight system for Consteel arc furnace due to consumption of refractory of furnace is compensated by es tablished BP artificial ...
刘平李建宣何勇岳彤彪
doaj  

Index to 1981 NASA Tech Briefs, volume 6, numbers 1-4 [PDF]

open access: yes, 1986
Short announcements of new technology derived from the R&D activities of NASA are presented. These briefs emphasize information considered likely to be transferrable across industrial, regional, or disciplinary lines and are issued to encourage ...

core   +1 more source

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