The blast furnace ppt 155 extracting iron ppt 490 applying selling techniques. In the second edition of modern blast furnace ironmaking, we have included our insights gained during numerous discussions with colleagues all over the world and our own internal core team. Former blast furnace in port of sagunt, valencia, spain. Blast furnace is used for melting furnace burdenore,sinter or pellet that contains metal components,melting need to add air or happen in oxygenrich conditions,only do like this,we can get sulfur or furnace metal the blast furnace is one of the most important metallurgical equipment,it has the following characteristics.
Modern blast furnace ironmaking download ebook pdfepub. Blast furnace ironmaking is a multistep reduction of iron oxides at elevated temperatures. The significance and function of high blast temperature and oxygen enrichedpulverized coal injection for bf are described. This book discusses the importance of blastfurnace process as a complete operation. Preface the third edition of modern blast furnace ironmaking was prepared by. Blast refers to the combustion air being forced or supplied above atmospheric pressure in a blast furnace, fuel, ores, and flux are continuously supplied through the top of the furnace, while a hot blast of air sometimes with. Coke production for blast furnace ironmaking by hardarshan s. This work represents an extended abstract of a study presented at the pres 2016 conference.
Blast furnace gas is produced during the iron oxide reduction in blast furnace iron making in which iron ore, coke and limestone are heated and melted in a blast furnace and is an indigenous process gas of the steelworks industry pugh et al. It is suitable for students of metallurgy as well as. Ironmaking 101 from ore to iron with blast furnaces. The present status and challenges of blast furnace bf ironmaking technology are analyzed, and the developing targets of the contemporary bf ironmaking process are mentioned. The ore part of a charge consists of iron ores and concentrates, manganese ores and various types of scrap containing iron. We have also greatly benefited from the many courses and questions raised by the participants in these courses.
Blast refers to the combustion air being forced or supplied above atmospheric pressure in a blast furnace fuel, ores, and flux limestone are continuously supplied through the top of the furnace, while a hot blast of air. Modern blast furnace ironmaking free download as pdf file. Iron is made by reacting iron ore iron oxide and impurities, coke a reductant and limestone caco 3 in a blast furnace iron ores with lower iron content such as taconite are first processed to concentrate the iron level and drive off volatile impurities. In the third route, sponge iron instead of hot metal is produced and then this.
Hisko toxopeus, who coauthored the first two editions of the book and agreed to hand over future editions of the book to a next. Gibson j, pistorius pc 2015 natural gas in ironmaking. This website provides free medical books this website provides over 0 free medical books and more for all students and doctors this website the best choice for medical students during. Primetals technologies has provided blast furnace engineering, project excellence and expertise to customers worldwide for over a century. As a starting point, the blast furnace is seen as a simple iron ore smelter, while. Introduction in the steel industry, it is a widely accepted fact that blast furnace productivity rated. Theory and practice presents the significant role of iron blast furnace by which iron is efficiently and rapidly reduced from ore and it is the basis for all primary steelmaking. Download modern blast furnace ironmaking an introduction. It is known that the coke consumption decreases by 1015 kgt hm with an increase of 100 k in the hot blast temperature 48. Blast furnace is used to reduce the iron ore to iron. Production of pig iron in a blast furnace 9 scheme of a blast furnace content a blast furnace charge and its treatment a blast furnace charge consists of ore, fluxes and fuel. Pdf iron and steel making is one of the most intense energy.
Part of the gas cleaning system of a blast furnace in monclova, mexico. This furnace is designed for a twenty year campaign. The key technologies of high blast temperature is discussed and evaluated emphatically. Enter your mobile number or email address below and well send you a link to download the free kindle app. Limestone is used to remove impurities such as slag. Blast furnace gas has a high carbon monoxide co content and a low heating value, typical.
With modern blast furnace ironmaking an introduction the reader has a compact compendium of the blast furnace process available. As a starting point, the blast furnace is seen as a simple iron ore melter, while gradually the physical, chemical and metallurgical. The authors have very extensive experience as operators as well as consultants to many steel plants worldwide. Modern blast furnace ironmaking an introduction hoogovens free ebook download as pdf file. An introduction 3rd edition pdf free this book describes the principles of the blast furnace process and especially the control of the process. Due to its importance, a variety of models of the blast furnace process have been. This website provides free medical books this website provides over 0 free medical books and more for all students and doctors this website the best choice for medical students during and after learning medicine. The blast furnace is the shaft furnace of metallurgical equipment. Blast furnace ironmaking an overview sciencedirect topics. Blast furnace sizing considerations for incredible india. All these developments have ensured that the old blast furnace remains young and also the process of ironmaking in classical blast furnaces will continue to be the dominant method globally in the years ahead, as indeed has been the case in the past. The introduction and process optimization research of oxygen blast furnace ironmaking technology qingguo xue, zeshang dong, jingsong wang, zeyi jiang, haibin zuo, xuefeng she and guang wang abstract in order to reduce the energy consumption from iron and steel industry, decreasing coke rate by establishing oxygen blast furnace obf. This furnace will be the indias largest blast furnace to date. While two of them are being heated, the blast passes through the regenerative chamber of the third stove on its way to the blast furnace.
This book focuses on the control of the blast furnace process with respect to thermal control, gas flow control and casthouse operation. With modern blast furnace ironmaking an introduction third edition, 2015 the reader has a compact compendium of the blast furnace process available. Modern blast furnace ironmaking an introduction pdf. The introduction and process optimization research of oxygen blast furnace ironmaking technology qingguo xue, zeshang dong, jingsong wang, zeyi jiang, haibin zuo, xuefeng she and guang wang abstract in order to reduce the energy consumption from iron and steel industry, decreasing coke rate by establishing oxygen blast furnace. Describes the principles of the blast furnace process and especially the control of the process. Danieli corus has enjoyed an incredible journey with indian steel industry over the years. Modern blast furnace ironmaking an introduction third edition, 2015. Coke is the most important raw material fed into the blast furnace in terms of its effect on blast furnace operation and hot metal. The world leader in ironmaking solutions primetals. An introduction this book describes the principles of the blast furnace process and especially the control of the process.
Use of the blast furnace process 93 began on december 1, 1857 following the construction of a westernstyle blast furnace in kamaishi by t. Modern blast furnace can reach a fuel efficiency of about 50%, according to. Blast furnace sizing considerations for incredible india dr. Ironmaking in blast furnaces 0 200 400 600 800 1200 1400 1600 30 20 10 0 5 fe 2 o 3 scrap hot metal refining liquid steel direct molten steelmaking blast furnace and smelting reduction direct reduction remelting dri, hbi o x y g e n % c a r b o n % temperature o c iron ore scrap iron ore to liquid steel blast furnace ironmaking amongst.
As a starting point, the blast furnace is seen as a simple iron ore smelter, while gradually the physical, chemical and metallurgical background of the blast. Technological development orientation on ironmaking of. By malik mubashir university of the punjab lahore, pakistan 2. Blast refers to the combustion air being forced or supplied above atmospheric pressure. Calculation of blast furnace size is empirical in nature.
Blast furnace system integration integration of smelting technologies, plants, and control, management of modern blast furnaces, in addition to providing allaround solutions of engineering design, equipment manufacturing, installation, commissioning and startup, all help cisdi to obtain a long reference list of more than 140 blast furnaces at baosteel, tisco, etc. Modern blast furnace ironmaking 3rd edition ammedicine. Historically, iron was produced in japan by a smallscale ironmaking method called the tatara 92 process with iron sand as the main raw material. The purpose of a blast furnace is to reduce and convert iron oxides into liquid iron called hot metal.
Now there are nearly 700 blast furnace available in world. Blast furnace products and there use size of blast furnace design of blast furnace is evolved through experience. Valia, scientist, ispat inland inc introduction a world class blast furnace operation demands the highest quality of raw materials, operation, and operators. The rated capacity of this furnace is 9,500 tons of hot metal per day with pulverized coal injection system of 200 kgthm. Blast furnace simulation download ebook pdf, epub, tuebl. Since in blast furnace ironmaking, the ascending gas drives the reduction and melting, gas distribution within the furnace is essential. The third edition of modern blast furnace ironmaking was prepared by an international staff of experts in blast furnace ironmaking. Blast furnace an introduction blast furnace is the focus of any integrated steel plant. Modern blast furnace ironmaking an introduction hoogovens. Air heated in the blast furnace stoves, is applied from the bottom of the. Modern blast furnace ironmaking coke fuel blast furnace. This book describes the blast furnace process for operators. Introduction the purpose of a blast furnace is to chemically reduce and physically convert iron oxides into liquid iron called hot metal. Our technology base covers the entire blast furnace process route from hot blast and raw material handling, through the furnace and casthouse, to gas cleaning and hot metal slag processing.
The charge, which consists of iron ore, coke and limestone etc. Modern blast furnace ironmaking 3rd edition pdf for free. Aker solutions offers a complete range of services necessary to realize global projects including the provision of process technology integration, design, engineering, projectprogram management, procurement and construction. A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper.