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24 articles for “Electric furnace”
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Design of a Water-Cooling System for the Inside Roof of 20t Electric Arc Furnace for Oxygen Blow Decarburization Using CFD Analysis
Abstract: An electric arc furnace (EAF) roof usually works at high temperature for a long time, undergoes not only heat radiations from electric arc, molten metal, and lining of high temperature, but also is washed and affected by chemical erosion due to high temperature and gas flow. In addition, it might be eroded by slag with high temperature. In， inside roof of EAF is more severely affected by heat load than …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 11–17 Read article
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An Experimental Study on the Effect of Tensile Properties and Hardness of AA6082-T6 under the Heat Treatment Conditions
Abstract: AbstractIn the present study, the experiments were performed to investigate the effect of heat treatment parameters viz. soaking time and temperature on the tensile properties and hardness of Aluminium alloy (AA) 6082-T6 sheet. The sheet was heat treated and cut the standard tensile specimen ASTM E8M-04tofind out the tensile properties and hardness value at different temperature with respect to different soaking time. Air circulation oven type electric furnace was used …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 3, 2018 · pp. 36–41 Read article
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Experimental Investigation of EAFS Aggregate Concrete by Partially Replacing Cement with Single Blended SCMs Fly Ash, GGBS and UGGBS for Sustainable Concrete
Abstract: This study represents research work on the effect of electric arc furnace slag (EAFS) aggregate containing concrete with the utilization of different secondary cementitious materials (SCMs) in single blending, which is the extension of our previous work to optimize EAFS aggregate in concrete. We found 50% EAFS aggregate replacement performance comparatively better as compared to natural aggregate. A total of 12 concrete mixes were cast in different single blended SCMs …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 28–35 Read article
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ULTRAFAST LASERS AND ITS USE IN ELECTRONICS INDUSTRY
Abstract: The size of semiconductors and packaged devices continues to shrink enabling the devices to become more compact . This trend requires the deployment of sophisticated equipments with inbuilt lasers that have unique capability to process diverse materials with high precision , but without damaging the electronic components due to heat . There are diverse laser technologies utilising longer pulse width or ultrashort pulse (USP) width that are employed in electronic …
Published in Journal of Semiconductor Devices and Circuits · Vol. 8, Issue 2, 2021 · pp. 34–45 Read article
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Optimization of Process Parameters of an Induction Furnace for Aluminium 6061 using Robust Design Approach
Abstract: Electric induction furnaces are extensively used in the foundry industries for the preparation of alloys and metal castings. The induction furnace works on the principal of electromagnetic induction. Some of the applications of induction heating include heat treatment, melting, surface treatment and in food industry. The detailed study about the working of an induction furnace was done. The induction furnace procured by mechanical department of our college is made by …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 4, Issue 1, 2017 · pp. 6–12 Read article
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Preliminary Investigation on Steel Slag: Production, Processing and Cementitious Properties
Abstract: Steel slag is glass-like by-product left over from the conversion of iron to steel in a basic oxygen furnace, or from the melting of scrap to make steel in an electric arc furnace. This paper reviews the production, processing, and cementitious properties of steel slag, and its use as a cementing component in different cementing systems. The chemical composition of raw ore and cooling of molten steel slag have a …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 2, 2016 · pp. 17–22 Read article
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Efficient Conversion of Sponge Iron from Iron Ore-Coal Composite
Abstract: Today India stands as the largest producer of coal based sponge iron using calibrated ore and non-coking coal. Production of sponge iron, via the direct reduction route using rotary kilns, continues to experience significant growth in India. Direct-reduced iron (DRI), also called sponge iron, is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal. …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 3, 2017 · pp. 45–52 Read article
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Hydrogen-based Steel Making - The future?
Abstract: The largest energy consumer i.e. 5% of global energy consumption and 7% of global CO2 emissions are produced by the iron and steel sector. The steel industry is a significant contributor to anthropogenic CO2 emissions, largely due to the use of carbon as a reducing agent in the production of virgin steel. The main cause of these emissions is the decrease in iron ore. While recycling scrap steel in electric …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 2, 2024 · pp. 38–65 Read article
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Deformation and Densification Behaviour of Sintered Aluminium Alloy and Chromium Carbide Metal Matrix Preforms
Abstract: This paper presents comprehensive experimental results focused on the deformation and densification behavior of sintered AA2618 - 2% Cr3C2 metal matrix preforms. The study specifically examines preforms with varying aspect ratios subjected to a cold upsetting process. To create the powder preforms, an initial theoretical density of 89% was achieved using a cylindrical die on a 600 kN hydraulic press. The sintering process was conducted in an electric muffle furnace, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 125–131 Read article
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Investigation of Residual Stress, and corrosion behavior of AA6082/Al 2 O 3 /C/ Si 3 N 4 Composite Material
Abstract: The main objective of the current study was to create AA6082/ Al2O3/C/Si3N4 Composite Material by the use of stir casting. The properties of the AA6082/ Al2O3/C/ Si3N4 Composite Material shown a significant improvement, with a micro-hardness rise of 13.5% and a residual stress decrease of 60%. As the testing parameters were increased, the residual stress of the AA6082/ Al2O3/C/ Si3N4 Composite Material rapidly decreased from -65MPa to -15MPa. An electromagnetic …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1104–1109 Read article
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Eco-Friendly Steel Making for a Sustainable Future
Abstract: The iron and steel industry is one of the most energy-intensive sectors, accounting for approximately 5% of global energy consumption and contributing around 7% of worldwide CO2 emissions. The industry's carbon footprint is particularly challenging to reduce, as carbon plays a crucial role as a stoichiometric reducing agent in conventional steel production. The reduction of iron ore during the manufacture of primary (virgin) steel is responsible for a sizable amount …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 15, Issue 3, 2025 · pp. 6–31 Read article
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Effect of Magnetic Field on Casting Parameters
Abstract: AbstractThe casting process is one of the oldest manufacturing methods involving squeezing / jolting the green sand used as moulding material, and further was developed with use of binders such as clay/organic resins. The constants search for newer moulding material lead to the magnetic mould involving steel shots and application of magnetic field. The preliminary trials on one of the process parameters i. e. Magnetic field was carried out and …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 3, 2018 · pp. 30–35 Read article
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Wear Behavior of Al-Alloy (Al-5 Mg) in-situ Reinforced TiB2 Particulate
Abstract: A research has been carried out for replacing Al monolithic alloys by aluminium (Al) based metal matrix composites (MMCs) in many engineering applications where high wear resistance and stiffness are required. In this paper, the investigated dry sliding wear behavior of TiB2 particulate reinforced composite of Al-Alloy (Al-5 Mg) is discussed. The in-situ Al-Alloy (Al-5 Mg) 10wt% TiB2 composite material were prepared by molten flux reaction synthesis using electric melting …
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 3, 2014 · pp. 32–37 Read article
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Harmonic Estimation and its Compensation using D-STATCOM for a Steel Manufacturing Plant
Abstract: Electrical power system having distorted voltage and current waveform generates harmonics. The compensation of the harmonics is greatly required for better performance of the power system. Harmonic is of major concern for the power system containing electric arc furnace (EAF). Since the nature of the arc is highly non-linear and time varying and therefore harmonic analysis becomes important to know the behavior of the power system. This paper presents the …
Published in Journal of Power Electronics and Power Systems · Vol. 11, Issue 2, 2021 · pp. 27–35 Read article
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Behavior of Iron Ores During the Sponge Iron Production Process
Abstract: Behavior of natural iron ores with coal from different mines were undertaken to achieve better quality of sponge iron during direct reduction. Iron ore is the raw material used to make sponge iron, which is one of the main raw materials to make steel. 98% of the mined iron ore is used to make steel. The paper gives the introduction about subject. It tells about the need of direct reduced …
Published in Trends in Mechanical Engineering & Technology · Vol. 7, Issue 3, 2017 · pp. 25–28 Read article
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Lauha Bhasma: A Critical Review
Abstract: The pharmaceutical branch of Ayurveda known as Rasashastra, deals in depth with the formulation of various metals and minerals to maximise their therapeutic effect. Bhasma are Rasa preparations in which metals and minerals are processed employing a variety of Samsakara such as Shodhana, Jarana, Marana, Amritikatana etc. The Bhasma Kalpana is one of the thermodynamics-based pharmaceutical concept by which a metallic ore or a metal itself can be converted into …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 10, Issue 3, 2023 · pp. 26–32 Read article
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APF for Mitigation of Current Harmonics with p–q and Id–Iq Control Strategies using PI Controller
Abstract: Due to a large amount of non-linear power electronic equipments, impact and fluctuating loads (such as that ofarc furnace, heavy merchant mill and electric locomotive, etc), problems of power quality have become moreand more serious with each passing day, as a result Active power filter (APF) gains much more attention due toexcellent harmonic compensation. But still the performance of the active filter seems to be in contradictions withdifferent control strategies. …
Published in Trends in Electrical Engineering · Vol. 1, Issue 1-2-3, 2011 · pp. 1–12 Read article
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Case Study of Multipulse Converter System for IGBT Based Inverter in Induction Melting Furnace
Abstract: AbstractHarmonic mitigation is an important aspect for the smooth operation of modern power electronics converters, medical equipment, and home appliances which are generally fed by a common grid supply. In large power equipment such as induction furnaces, it becomes necessary to reduce or eliminate harmonics from the supply. In order to cater dynamic load cycle during complete melting cycles in induction furnaces, power needs to vary. This can be achieved …
Published in Journal of Semiconductor Devices and Circuits · Vol. 4, Issue 1, 2017 · pp. 17–23 Read article
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Exploration of Mechanical Characteristics and Microstructural Analysis of Copper Matrix Composites with Hybrid Reinforcements via Muffle Furnace Sintering
Abstract: Metal Matrix Composites (MMCs) have drawn a lot of interest in the area of innovative materials because of how widely they may be used. Due to their extraordinary qualities, such as high thermal conductivity, higher temperature endurance, improved corrosion resistance, and great weldability, copper matrix composites stand out among them. These qualities make them desirable and promising materials for uses including heat exchangers, automotive parts, and electrical components. In this …
Published in Journal of Polymer & Composites · Vol. 11, Issue 12, 2023 · pp. 119–126 Read article
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Analysis of Oxidation Behavior on T-22 Boiler steel at 800°C
Abstract: The behavior of boiler steel T-22 in a rich air environment has been studied under the condition of isothermal at 800°C for 50 cycles in a cyclic manner. The kinetics of oxidation was established for boiler steel T-22under cyclic conditions for 50 cycles by weight change technique per unit area. Each cycle heating the sample at 1 hour followed by cooling 20 minutes at ambient temperature. Detonation gun spray techniques …
Published in Journal of Polymer & Composites · Vol. 8, Issue 1, 2020 · pp. 18–25 Read article