Home > Products >  bof steelmaking process using method

bof steelmaking process using method

Assessment of low-carbon iron and steel production with

Jun 15, 2018· The baseline case, Case-1, and Case-2 all apply conventional the BF-BOF steelmaking process with coal as fuel and reducer, and their input carbon from raw material is about 61.8% higher than that of Case-3, which applies natural gas as raw material/fuel, as shown in Fig. 12. Owing to its higher hydrogen content, the carbon consumption of

Effect of blowing parameters on bath mixing efficiency

Jan 28, 2021· 1 INTRODUCTION. BOF (Basic Oxygen Furnace) steelmaking is the main method for steelmaking process. According to statistical data, the crude steel produced by BOF accounted for 70.8% of the global steel production in 2018. 1 During BOF steelmaking process, top blowing oxygen jet and bottom blowing gas are promoted to produce a homogeneous distribution of components and …

Optimal Control Problem of Converter Steelmaking

One of the optimal control problems in BOF (basic oxygen furnace) steelmaking process is how to set the control variable values and make the dynamic optimal control indior be the best one. In order to solve this optimal control problem, the dynamic operation optimization method is introduced in BOF steelmaking process control.

Basic oxygen steelmaking - Wikipedia

Jan 01, 2002· The intelligent control method of BOF steelmaking dynamic process can be concluded as: applying one DCS to control the oxygen blowing-in circuit and the coolant adding circuit; determining quantity of oxygen to be blown-in and that of coolant to be added with a set of intelligent method; Jin,1995). If y is Ai then u is ui .

Basic Oxygen Furnace Steelmaking | Steel Technology

Feb 25, 2016· Basic Oxygen Furnace (BOF) steel making or Basic Oxygen Furnace Steelmaking (BOS) or Linz-Donawitz-Verfahren steelmaking or the oxygen converter process is a method in which both molten pig iron and steel scrap are converted into steel with the oxidizing action of oxygen blown into the melt under a basic slag.

Sustainability | Free Full-Text | Optimization of Cyclone

2 days ago· Mineral carbonation of the basic oxygen furnace (BOF) slag produced in the steel-making process not only provides an effective approach for carbon dioxide storage, but also stabilizes the slag such that it can be reused as a construction material. Generally sing, carbonation performance improves as the time for which the carbon dioxide resides within the reactor increases.

basic oxygen furnace based steelmaking processes and

How Steel is Made Using the Basic Oxygen Steelmaking Process. Basic oxygen steelmaking (BOS) is a method of creating steel that utilizes the blowing of pure oxygen to convert liquid iron and scrap into steel (Basic Oxygen Steelmaking).

Sustainability | Free Full-Text | Optimization of Cyclone

2 days ago· Mineral carbonation of the basic oxygen furnace (BOF) slag produced in the steel-making process not only provides an effective approach for carbon dioxide storage, but also stabilizes the slag such that it can be reused as a construction material. Generally sing, carbonation performance improves as the time for which the carbon dioxide resides within the reactor increases.

Effect of blowing parameters on bath mixing efficiency

Jan 28, 2021· 1 INTRODUCTION. BOF (Basic Oxygen Furnace) steelmaking is the main method for steelmaking process. According to statistical data, the crude steel produced by BOF accounted for 70.8% of the global steel production in 2018. 1 During BOF steelmaking process, top blowing oxygen jet and bottom blowing gas are promoted to produce a homogeneous distribution of components and …

Basic oxygen furnace based steelmaking processes and

steel, the production process is BOFRRHRcontinuous casting (CC), and for line pipe steel, the process is BOFRRHRLFRCC. The present paper describes industrial clean steel production using the BOF based steelmaking process and steel cleanliness control at Baosteel. Experimental method and examination of inclusions in steel Experimental methods

basic oxygen furnace based steelmaking processes and

How Steel is Made Using the Basic Oxygen Steelmaking Process. Basic oxygen steelmaking (BOS) is a method of creating steel that utilizes the blowing of pure oxygen to convert liquid iron and scrap into steel (Basic Oxygen Steelmaking).

The Potential of Hydrogen for Decarbonization: Reducing

Feb 18, 2021· In BF-BOF steelmaking, iron ore, coke (high-carbon coal purged of volatile compounds), and limestone are added to a blast furnace, where the iron ore reacts with carbon monoxide to produce high-carbon crude iron and CO₂.The iron is then transferred to a basic oxygen furnace, where oxygen coines with some of the carbon in the crude iron, resulting in low-carbon steel and additional CO₂.

The future of steelmaking - Roland Berger

steelmaking process can be divided into two distinct egories: carbon capture, use and/or storage (CCUS), and alternative reduction of iron ore. CCUS employs different methods to capture CO 2 emissions and either process them for onward utilization (for example, as …

steel - Electric-arc steelmaking | Britannica

Applying these methods and using the EAF as a scrap melter can reduce power and electrode consumption to a mere 360 kilowatt-hours per ton and three kilograms per ton. Heat times are reduced to about one hour. This means, by applying methods originally developed for the basic oxygen process, the EAF can approach the steelmaking rates of the BOF.

basic oxygen furnace based steelmaking processes and

How Steel is Made Using the Basic Oxygen Steelmaking Process. Basic oxygen steelmaking (BOS) is a method of creating steel that utilizes the blowing of pure oxygen to convert liquid iron and scrap into steel (Basic Oxygen Steelmaking).

Optimal Control Problem of Converter Steelmaking

One of the optimal control problems in BOF (basic oxygen furnace) steelmaking process is how to set the control variable values and make the dynamic optimal control indior be the best one. In order to solve this optimal control problem, the dynamic operation optimization method is introduced in BOF steelmaking process control.

INTELLIGENT CONTROL METHOD and APPLIION for BOF

Jan 01, 2002· The intelligent control method of BOF steelmaking dynamic process can be concluded as: applying one DCS to control the oxygen blowing-in circuit and the coolant adding circuit; determining quantity of oxygen to be blown-in and that of coolant to be added with a set of intelligent method; Jin,1995). If y is Ai then u is ui .

basic oxygen furnace based steelmaking processes and

How Steel is Made Using the Basic Oxygen Steelmaking Process. Basic oxygen steelmaking (BOS) is a method of creating steel that utilizes the blowing of pure oxygen to convert liquid iron and scrap into steel (Basic Oxygen Steelmaking).

RECENT EXPERIENCES WITH IMPROVING STEEL-TO-HOT- …

Apr 27, 2016· to using only static models: better turndown performances, reduction of the "end blow to start tap" time, better removal of phosphorus from metal, longer lining life of the BOF converter etc. In addition, Železara Smederevo has ten years of experience in using its own SDM based on the two-turndown practice [13]. The same method is used

What is steel and how is steel made? - EUROFER

Mar 17, 2020· Overview of the steel production process. Steel is principally made via two routes, the last Furnace-Basic Oxygen Furnace (BF-BOF) route and the Electric Arc Furnace route (EAF) - often referred to as the ''primary'' and ''secondary'' paths. The former is used to create new or '''' steel, the latter is often used to recycle steel scrap.

Sustainability | Free Full-Text | Optimization of Cyclone

2 days ago· Mineral carbonation of the basic oxygen furnace (BOF) slag produced in the steel-making process not only provides an effective approach for carbon dioxide storage, but also stabilizes the slag such that it can be reused as a construction material. Generally sing, carbonation performance improves as the time for which the carbon dioxide resides within the reactor increases.

IRON MAKING AND STEELMAKING: THEORY AND PRACTICE …

Modern developments in blast furnaces, including modelling and process control are discussed along with an introduction to the alternative methods of ironmaking. In the area of steelmaking, BOF plant practice including pre-treatment of hot metal, metallurgical features of oxygen steelmaking processes, and their control form part of the book.

Basic Oxygen Furnace Processing - Thermo-Calc Software

The process is known as the basic oxygen furnace process, basic oxygen steelmaking, or the oxygen converter process. During the process, oxygen is blown into a BOF converter containing liquid hot metal containing high carbon content. The oxygen coines with the …

Predictive Model for BOF Steelmaking Using RBF Neural

Effective control of the endpoint steel temperature and contents of carbon, sulphur, etc. is one of the main tasks of BOF steelmaking process. This paper established a multivariable predictive model for BOF steelmaking using RBF neural network. The input data is pretreated and standardized. Receding horizon control method is used to increase the accuracy of the model.

Basic oxygen furnace based steelmaking processes and

steel, the production process is BOFRRHRcontinuous casting (CC), and for line pipe steel, the process is BOFRRHRLFRCC. The present paper describes industrial clean steel production using the BOF based steelmaking process and steel cleanliness control at Baosteel. Experimental method and examination of inclusions in steel Experimental methods

basic oxygen furnace based steelmaking processes and

How Steel is Made Using the Basic Oxygen Steelmaking Process. Basic oxygen steelmaking (BOS) is a method of creating steel that utilizes the blowing of pure oxygen to convert liquid iron and scrap into steel (Basic Oxygen Steelmaking).

Steelmaking slag conditioner and method - Bethlehem Steel

3. The process of claim 1 further comprising adding said slag conditioner to said BOF vessel after said vessel has been tapped. 4. A method of extending the life of a BOF vessel, said method comprising adding a slag conditioner to said BOF vessel after tapping of the BOF vessel, said slag conditioner comprises a dewatered blast furnace filter

Volume 2, Issue 9, March 2013 Comparative study of BOF

III. BASIC OXYGEN FURNACE Basic Oxygen Furnace (BOF) is a steel making furnace, in which molten pig iron and steel scrap convert into steel due to oxidizing action of oxygen blown into the melt under a basic slag. BOF is a widely preferred steel making method due to its higher productivity and considerably low production cost.