Results 71 to 80 of about 72,161 (250)

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

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

Eco‐Efficient Processing and Refining Routes for Secondary Raw Materials from Silicon Ingot and Wafer Manufacturing

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
The ICARUS project developed pilot‐scale processes to recover and refine secondary raw materials from silicon photovoltaic (PV) ingot and wafer manufacturing waste. Silicon kerf, graphite, and silica residues are purified into high‐value inputs for the PV value chain and beyond.
Martin Bellmann   +18 more
wiley   +1 more source

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  

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

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  

A Multimode Soft Robot Based on a Single Braided Tube

open access: yesAdvanced Intelligent Systems, EarlyView.
This study introduces a novel soft multimode robot based on a single braided tube directly formed and actuated by SMA wires with distinct initial configurations. By combining contraction, elongation, and bending deformations, the robot achieves straight crawling, turning, inchworm crawling, and rolling without additional actuators.
Zhenhao Jia, Jiayao Ma, Yan Chen
wiley   +1 more source

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

Zinc and Strontium‐Doped Titania Nanotube Surfaces Enhance Antibacterial Activity and Increase Osteogenic Differentiation of Mesenchymal Stem Cells

open access: yesAdvanced NanoBiomed Research, EarlyView.
Bacterial infection and poor integration often lead to orthopedic implant failure. Modifying implant surfaces can improve osseointegration. Titanium has been engineered to form titania nanotubes doped with zinc and strontium. These surfaces were evaluated for antibacterial effects and their ability to promote osteogenic differentiation in stem cells ...
Abhishek Bhattacharjee   +4 more
wiley   +1 more source

Study of the cascade system model for waste heat recovery from the flue gases of the electric arc furnace

open access: yesInternational Journal of Thermofluids
The paper deals with methods for recovering a significant part of the thermal energy consumed by the metallurgical industry and discarded as waste heat from the electric arc furnace. One of the main sources of heat removal from an electric arc furnace is
К. Volchanska   +5 more
doaj   +1 more source

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