Our processes for sintering and pelletizing have been the worlds leading solutions for iron ore sinter and pellet production for over 50 years. The sintering technology was developed for the treatment of the waste fines of iron ore. The result is smooth sinter plant operation 247, increased equipment lifetime, and reduced production costs. Sinter plant pdf by sintering, the pelletisation of finegrained, smeltable ores, iron ore in particular, to compact lumps by heating nearly to duce under extreme cost pressure, all sinter plant operators must keep their. An optimal ore blend design is therefore essential to produce low cost and high quality hot metal. As a first note, this book uses design and project implementation examples from steelmaking and aluminium with a minor contribution from hydrometallurgy. Sinter plant using state of the art technologies and materials. At given sintering conditions, powders consisting of.
Almost, there is no blast furnace operating without sinter, nowadays. As the main component in the blastfurnace burden, the production of high quality sinter is crucial for assuring high, stable furnace productivity with a low. Sinter cooling system sinter plant automation environmental pollution control. Reducing pah emissions from the iron ore sintering process. Overall layout design of iron and steel plants based on slp theory ermin zhou, kelou chen, yanrong zhang school of mechanical and electrical engineering, east china jiaotong university, nanchang, china abstract. Every step in the sintering process each plant area and piece of equipment, and their optimized design and the overall integration required for a highperformance sinter plant all add up to. A sinter plant takes fine ore and other materials, and fuses them together to produce sintered ore for use in blast furnaces. Sinter plants agglomerate iron ore fines dust with other fine materials at high temperature, to create a product that can be used in a blast furnace. Choudhary, cmd, rinlvsp today at a glittering function held in the plant premises. Blast furnace operators expect to get sinter with homogenous and. Cooled coke from cdcp coke dry cooling plant is separated i into 3 fractions bf coke i. Iron ore fines are agglomerated in the sintering process to produce sinter. The delivery set depends upon the accepted sinter plant diagram.
Emphasis in the design of plant and equipment is given towards fulfilling the requirements of the sintering process, in terms of quality and quantity. The methodology is currently being implemented into sinter blend design practice at tata steel europe. Overall layout design of iron and steel plants based on. In our sinter plants ghent, we bake a mixture of fine iron ores, ferruferous recuperation materials and fluxes. Below are therefore outlined the design requirements and engineering approaches for the main components of the sinter strand. Environmental protection agency office of research and development washington, 0. State of the art sinter plants by primetals technologies. Basic oxygen furnaces bof slag is the main problem at all iron and steel factories. Published by canadian institute of mining, metallurgy and petroleum, 2015, isbn 9781926872278. For the last ten years, the specialists of uralmashplant carried out reconstruction and updating of many sinter plants.
Fullscale plant trials with ft blend design at tata steel europe showed positive impacts on ignition permeability, flame front speed and net production rate compared to typically used blends. The new sinter plant at dragon steel incorporates all the latest design and operational technologies from siemens vai to maximise sinter output and quality while. Sinter plant windbox gas recirculation system demonstration process description in sintering, a shallow bed of fine particles is a schematic flow diagram of a typical modern sinter plant is shown in figure 2. Sintering is a thermal agglomeration process that is applied to a mixture of iron ore fines, recycled ironmaking products, fluxes, slagforming agents and solid fuel coke. Jnil what is sinter sinter word comes from the greek word sint which means dust. We have earned the reputation as being your premier sinter plant supplier. With the development of sintering technology, a sintering plant has become a tremendous success for providing a phenomenal increase in. Gkn powder metallurgy is a global engineering and manufacturing partner of metal powders and product solutions for automotive and industrial markets. The dust emissions from sinter plants are generated from raw material handling, wind box exhausts, the discharge end of the sinter strand associated with sinter crushers and hot screens, the cooler, and cold screens. Pdf design of a control system for an iron ore sinter plant. Leakage ratio of less than 5% is confirmed in actual commercial plant. New sinter plant at dragon steel, taiwan millennium steel. The project entitled the analysis of spline profile and its manufacturing.
Sinter plant process free download as powerpoint presentation. The sintering process begins with the preparation of a sinter mixture consisting of iron ore fines, fluxes, solid fuel called bonding agents in japan such as coke breeze, and return fines from the sinter plant and blast furnace as well as recycled ferruginous materials. Roughly speaking, a sinter plant can be divided into four parts. It was the first sinter plant in india to have ground blending of base mix with subsequent finishing of the mix in respect of carbon and basicity for improved consistency of the sinter produced. Figure 1 the sinter process in modern practice, the combined iron plus coke burden is self fluxing and virtually no limestone is required at the blast furnace. The main overall goal of sinter plant operators is to achieve a high output of. Normal sinter plant is of two grades or three grades of material blending system into which. The scraper is designed to remove spill from under the sinter machine of akm type. Up to 1941, uralmash supplied its unique products, including sinter machines, to many industrial enterprises of the ussr, among which there were such giants as magnitogorsky and kuznetsky integrated ironandsteel works.
The final product, a sinter, is a small, irregular nodule of iron mixed with small amounts of other minerals. Based on the total production process of iron and steel plant, and with the general design requirements for the major operating units. Sulphuric acid plant fundamentals sulphuric acid short course presented by douglas louie com 2010. Cleaning sinter plant gas with venturi scrubber this paper will deal with the firstknown installation of a venturi scrubber on a sinter plant. Sinter having size 5 mm will go to the cooler and then it will go to bf.
Main feed into a sinter plant is base mix, which consists of iron ore fines, coke fines and flux limestone fines. Sintering is an agglomeration process which involve heating raw material to incipient temp below its melting point to convert it into hard lumpy and porous mass. The project was a step in a program by which the steel industry is cooperating with county authorities to improve atmospheric conditions in the pittsburgh area. Steelmaking slag beneficiation by magnetic separator and. Sintering technology for iron ores and optimization of. Design and supply together perantech analyses and manages the projects using a technocommercial approach so that the equipment configuration is geared to the customers requirements.
The above results further confirm the applicability of the obtained optimal combination for the realscale sinter plant. Primetals decided to go with tubemac nonwelded piping systems for the hydraulic hardline of the. This is a major milestone in the commissioning of the state of the art sinter plant 3 being constructed at a cost of rs. The research has focused on sinter plant performance. These are typically fed to a blast furnace or dri plant as part of the process to make steel. To eighties, 78% of sinter in the ussr was produced at the sintering equipment issued by uralmashplant. By examining both the sinter productivity and sinter strength, the values obtained from the optimal combination were quite comparable to those of the current operating condition. A case study ofthe production ofhighgrade manganese sinterfrom lowgrademamatwan manganese ore p. Iron ore fines are agglomerated into pellets and then indurated using a furnace to create iron ore pellets. The most important raw material needed to produce steel is iron ore. Metallurgical plant design by boom r, twiggemolecey c, wheeler f, young j. Sinter plant raj kumar goel, managing director, vankam vasu, dgm slr metaliks limited, email.
Is it attached to the plant and does it need rail access. Sintering is a process by which a mixture of iron ores, fl uxes and coke is agglomerated in a sinter plant to manufacture a sinter product of a suitable composition, quality and granulometry to be. When the flux is added at the sinter plant, the limestone is precalcined, the sinter strength and chemical reactivity are improved and the sinter can be prepared at a lower temperature. Allorplesh sintering products are the toughest in the industry because of superior wheel design for hightemperature application. Analysis of spline profile and its manufacturing 1mr. Bhagat introduction the process of sinter making originated from a need to make use of fines generated in mines and in ore beneficiation plants. This is a major milestone in the commissioning of the state of the art sinter plant3 being constructed at a cost of rs. Sinter plant watersealed circular cooler steel plantech.
Pdf on aug 1, 1990, vladimir panjkovic and others published design of a control system for an iron ore sinter plant find, read and cite all. South africa has,6 billion tons of manganese ore with a manganese content of more than 20 per cent, and is a major producer of manganese are and feltoalloys. Leakage and sealing material erosion are minimized. Despite all other demands which the design of a modern strandtype sinter plant possess, such as materials preparation and handling, as well as reasonably sophisticated controls and instrumentation, the sinter strand proper remains the core of the plant.
Sinter plant makes use of iron bearing material iron ore fines, gcp dust and other finesdust, which can not be directly used in blast furnace to produce sinter. Sinter plants are the major contributor to dust emissions from integrated ironworks and steelworks. As on today, sinter has become widely accepted and preferred burden material in blast. The process which utilizes dust to convert it into lumps is called sinter. The characteristics of these raw materials strongly affect the metallurgical properties of iron ore sinter and sinter plant performance. Sintering theory was traditionally developed either as the application of complex diffusion or viscous flow mechanisms to a simple geometry or as complex. High productivity sinter plant is running at peak performance while minimizing consumption of fuel and electrical energy for waste gas fans. Epa600275014 august 1975 environmental protection technology series sinter plant windbox gas recircuut10n system demonstration phase 1 engineering and design u. The perfect sinter plant solutions for fully optimized plant design, processes and systems a vai ironmaking technology. Design and supply of prefabricated nonwelded hydraulic hardline. A case study ofthe production ofhighgrade manganese. Simultaneously the uralmash continues to build new machines of any grate area from 18 to 600 m2 and of capacity to 3. Which explores information about spline cutter profile, spline cutting and.
Understanding sinter and sinter plant operations ispatguru. The process, called sintering, causes the constituent materials to fuse to make a single porous mass with little change in the chemical. Blast furnace operation an overview sciencedirect topics. Sintering technology for iron ores and optimization of sinter machine design. But, as is the case with coal, iron ore cannot be used directly in the blast furnace. Pdf sintering is a process by which a mixture of iron ores, fl uxes and coke is agglomerated in a sinter plant to. Optimization of sinter plant operating conditions using advanced. In iron powder metallurgy, common sintering conditions are. Application of the fullerthompson equation in sinter. Development of an iron ore sinter process model to predict.
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