Results 51 to 60 of about 72,262 (201)

Дослідження впливу методу агрегації на характеристики динамічної системи [PDF]

open access: yes, 2013
The survey was conducted on the example of two-mass model of electric arc furnace. At synthesis of Takagi-Sugeno fuzzy controller arc voltage and the output voltage thyristor converter are fuzzified and other variables of the state vector are not.
Демків, Л. І.
core  

Numerical Simulation of Heat Transport from the Electric Arc Furnace to the Heat Recovery System

open access: yesCommunications, 2016
The paper presents a numerical model of heat transport from melting charge of the electric arc furnace designed for ferroalloy production, into a cooled roof of the electric arc furnace from which waste heat is led to the heating system of a company. The
Milan Malcho   +4 more
doaj   +1 more source

Possibilities for increasing the purity of steel in production using secondary-metallurgy equipment [PDF]

open access: yes, 2014
The possibilities for increasing the purity of steel during the production of the liquid phase using secondary metallurgy mainly relate to affecting the number of emerging occlusions, their size, morphology and chemical composition.
Korbáš, Martin   +2 more
core  

The Peculiarities of Convective Heat Transfer in Melt of a Multiple-Electrode Arc Furnace

open access: yesMetals, 2019
The modern direction of improving the technology of steel production in high-power arc furnaces is the intensification of magnetohydrodynamic effects for mixing the melt.
Alexsey Kukharev   +3 more
doaj   +1 more source

Index to NASA Tech Briefs, January - June 1966 [PDF]

open access: yes, 1966
Index to NASA technological innovations for January-June ...

core   +1 more source

Changes in Hydrogen Content During Steelmaking

open access: yesArchives of Metallurgy and Materials, 2015
Štore Steel produces steel grades for spring, forging and engineering industry applications. Steelmaking technology consists of scrap melting in Electric Arc Furnace (EAF), secondary metallurgy in Ladle Furnace (LF) and continuous casting of billets (CC).
Vrbek K., Lamut J., Marolt M., Knap M.
doaj   +1 more source

Multi-Physics Modeling of Steel Ingot Melting by Electric Arc Plasma and its Application to Electric Arc Furnace

open access: yesFrontiers in Materials, 2020
Arc melting is one of the commonly-used melting methods in modern material manufacturing. The present study established a numerical model coupling the electric arc plasma, solid melting, and liquid flow together to simulate the steel ingot melting ...
Yuchao Chen   +3 more
doaj   +1 more source

Эмиссии диоксида углерода в полном цикле процесса прямого легирования стали ванадием (ЛП–В) [PDF]

open access: yes, 2014
Произведена оценка эмиссии диоксида углерода в полном цикле процесса прямого легирования стали ванадием при условии использования всего экспортного газа шахтной печи для производства электроэнергии, потребляемой в этом же процессе.
Лаптева, А. В.   +2 more
core  

A Discussion on Progress of Domestic Electric Arc Furnace Steelmaking Technology

open access: yesTeshugang, 2010
Domestic electric arc furnace steelmaking technology including output, equipment technique (large-capacity, advanced eccnomic and technic index), high efficiency technology (ultra-high power supply, auxiliary energy source, diversified charging ...
李士琦, 孙华, 郁健, 裴芬
doaj  

Numerical modelling of heat flows in the upper blast furnace of the electric arc furnace

open access: yesMATEC Web of Conferences, 2018
Contributing shows one of the alternatives to use the waste heat from an electric furnace hat with subsequent use for the need for heating water preparation and central heating.
Lenhard Richard   +3 more
doaj   +1 more source

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