Results 71 to 80 of about 1,058 (212)

Biochar as a slag foaming agent in EAF – A novel experimental setup [PDF]

open access: yes
Slag foaming practice is employed widely in electric arc furnace steelmaking to improve the energy efficiency, protect the furnace structures and reduce noise pollution.
Visuri, V-V   +3 more
core   +1 more source

Reoxidation Behavior of the Direct Reduced Iron and Hot Briquetted Iron during Handling and Their Integration into Electric Arc Furnace Steelmaking: A Review

open access: yesMetals
This paper studies the integration of direct reduced iron (DRI) and hot briquetted iron (HBI) into the steelmaking process via an electric arc furnace (EAF).
Lina Kieush   +5 more
doaj   +1 more source

CO2 emissions from BF-BOF and EAF steelmaking based on material flow analysis

open access: yes, 2012
In order to calculate the amount of CO2 emissions from the iron and steel making in China, carbon flows in two iron and steel enterprises were investigated with Material Flow Analysis, through the production data and sampling of materials from each ...
Qi, F.   +5 more
core  

Electrical Operation Characteristics of a 50 t/32 MVA AC Electric Arc Furnace for Steel Casting in Steelmaking Process

open access: yesTeshugang, 2010
The electrical power parameters of a 50 t/32 MVA electric arc furnace (EAF) in steelmaking at CIRIC Heavy Machinery Co Ltd were measured by electrical monitoring instrument to obtain 52 310 valid data. The results show that the power factors of reactor's
李士琦   +6 more
doaj  

Feature Engineering to Embed Process Knowledge: Analyzing the Energy Efficiency of Electric Arc Furnace Steelmaking

open access: yesMetals
The importance of electric arc furnace (EAF) steelmaking is expected to increase worldwide as parts of the industry transition to lower carbon dioxide emissions.
Quantum Zhuo   +2 more
doaj   +1 more source

The Slag Foaming Practice in EAF and Its Influence on the Steelmaking Shop Productivity.

open access: yesISIJ International, 1995
IMEXSA steel has a four electric arc furnaces (EAF) steelmaking shop which was originally designed to melt a DRI/scrap ratio of 80/20 for producing steel slab, but logistical and economical circumstances led to a change in this ratio to 98.2/1.8. This decision brought about increases on specific consumptions of energy, electrodes, refractories and a ...
Morales, R. D.   +4 more
openaire   +1 more source

Raw material assessment for electric arc furnace steelmaking

open access: yes, 2015
In this study, steelmaking in an Electric Arc Furnace, EAF, using two types of recycled scrap with different levels of tramp-Cu and different prices, is compared to steelmaking where part of the burden is changed to a virgin iron source.
Gyllenram, R., Wei, W., Jönsson, Pär,
core  

Current advances in slag foaming processes toward reduced CO2 emission for electric arc furnace steelmaking

open access: yesJournal of CO2 Utilization
Electric arc furnace (EAF) steelmaking offers significant advantages in terms of low CO2 emissions, making it a promising avenue for achieving carbon peaking and carbon neutrality in the iron and steel industry.
Xingyu Liu, Wei Yan
doaj   +1 more source

Discussion of Carbon Emissions for Charging Hot Metal in EAF Steelmaking Process

open access: yesHigh Temperature Materials and Processes, 2017
AbstractAs the cost of hot metal is reduced for iron ore prices are falling in the international market, more and more electric arc furnace (EAF) steelmaking enterprises use partial hot metal instead of scrap as raw materials to reduce costs and the power consumption.
Ling-zhi Yang   +3 more
openaire   +1 more source

A Study of EAF High-Chromium Stainless Steelmaking Slags Characteristics and Foamability

open access: yes, 2011
A good slag practice is essential for production of a high-quality stainless steel. In addition, the electrical and material efficiency of the electric arc furnace (EAF) can considerably be improved by a good slag practice.
Mostafaee, Saman
core  

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