process making sponge iron rotary kiln

process making sponge iron rotary kiln

process making sponge iron rotary kiln
Application

OPERATIONAL ASPECTS OF SPONGE IRON 1 Krupp Sponge Iron Process The Krupp Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pe

process making sponge iron rotary kiln

  • OPERATIONAL ASPECTS OF SPONGE IRON

    1 Krupp Sponge Iron Process The Krupp Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets (Fig 1) The feed is introduced together with reducing and desulphurizing agents (limestone or raw dolomite) into an inclined rotary kiln, heated counter current to the flow of hot gas and reduced to form spongeChina Sponge Iron Rotary Kiln&Rotary Kiln Process of Making Sponge Iron, Find details about China Sponge Iron Rotary Kiln, Lime Rotary Kiln from Sponge Iron Rotary Kiln&Rotary Kiln Process of Making Sponge Iron Luoyang Zhongtai Industries Co, LtdChina Sponge Iron Rotary Kiln&Rotary Kiln Process ofDuring the sponge iron manufacturing process, hot air enters through the air tube and air nozzle of the sponge iron kiln, providing heat for the reaction The waste gas produced by the rotary kiln first enters the dust settling chamber, and the settled dust is finally discharged by the scraper The treated exhaust gas can enter the waste heatNew Sponge Iron Rotary Kiln Design In Sponge Iron

  • ppt for rotary kiln process of making sponge iron rotary

    sponge ironpptx Iron Steelmaking GasBased Process This process utilizes natural gas as the reducing agent Natural gas is reformed to enrich with H2 and CO mixture and this enriched and reformed gas mixture is preheated in gasbased process A vertical retort is used for the reduction of iron ore as against a rotary kiln in coal based sponge iron processSimulation of Rotary Kiln Used in Sponge Iron Process Using ANN IACSIT International Journal of Engineering and Technology, Vol 6, No 2, April 2014 DOI: 107763/IJET2014V6673 95 Abstract—In the present study, estimation of actual output parameters is carried out for a sponge iron production processSimulation of Rotary Kiln Used in Sponge Iron ProcessSponge iron being magnetic gets attracted and gets separated from non magnetic char The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in predetermined ratio The rotary kiln is slightly inclined at an angle 25 deg and rotated bySPONGE IRON PLANT

  • SPONGE IRON Lloyd’s

    Process Sponge iron making is a process in which iron ore lumps (typically 5mm18mm size) are tumbled with a ‘select’ grade of ironcoking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise inA 2D CFD model of rotary kiln for sponge iron process is developed in this work using ANSYS 145 The present study discusses the behavior of temperature profile of the bed and gas (air) along the length of the kiln These parameters are studied based on variation of input parameters such as angle of inclination, number of rotation and massAnalysis of temperature profile and % metallization inBoudouard reaction, dolomite, DRI, Iron ore, metallization, non coking coal, pellets, reduction, Rotary kiln, Sponge iron, Sulphur, Coal based Direct Reduction Rotary Kiln Process The coal based direct reduction rotary kiln process was developed for converting iron ore directly into metallic iron without the melting of the materialsCoal based Direct Reduction Rotary Kiln Process IspatGuru

  • Analysis of temperature profile and % metallization in

    2D CFD based model is developed for simulation of sponge iron rotary kiln process • Effects of varying inclination angle, rotation and iron ore flow rate are studied • Based on optimum conditions, Fe content, temperature profiles are found • For optimum mesh size grid independent test is performed •sponge ironpptx Iron Steelmaking GasBased Process This process utilizes natural gas as the reducing agent Natural gas is reformed to enrich with H2 and CO mixture and this enriched and reformed gas mixture is preheated in gasbased process A vertical retort is used for the reduction of iron ore as against a rotary kiln in coal based sponge iron processppt for rotary kiln process of making sponge iron rotaryProcess For Production Of Sponge Iron Process for production of sponge iron by direct reduction of iron ore wherein iron ore admixed with a carbonaceous reducing agent is passed through a rotary kiln countercurrent to a gas stream, and wherein granular coking high volatile coal is injected cocurrent to said gas stream as a solid reducing agent by means of oxygenProduction Process Of Sponge Iron In Rotary Kiln Grinding

  • (PDF) Modeling of Rotary Kiln for Sponge Iron Processing

    Modeling of Rotary Kiln for Sponge Iron Processing Using CFD package (ANSYS 130) A Thesis Submitted for Partial Fulfillment of the Degree Award Of MASTER OF TECHNOLOGY In CHEMICAL ENGINEERING Under the supervision ofSimulation of Rotary Kiln Used in Sponge Iron Process Using ANN IACSIT International Journal of Engineering and Technology, Vol 6, No 2, April 2014 DOI: 107763/IJET2014V6673 95 Abstract—In the present study, estimation of actual output parameters is carried out for a sponge iron production processSimulation of Rotary Kiln Used in Sponge Iron ProcessAlso, the process conditions in a sponge iron rotary kiln are dynamic in nature Hence, the quality keeps fluctuating and is not a constant value A mathematical mass(PDF) Operation of CoalBased Sponge Iron Rotary Kiln to

  • SPONGE IRON – Lloyd's Metals

    Process Sponge iron making is a process in which iron ore lumps (typically 5mm18mm size) are tumbled with a ‘select’ grade of ironcoking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in33 Schematic of optimised Rotary kiln sponge iron making process 21 41 Industrial view of Sponge Iron making Rotary Kiln 24 42 Schematic view of internal heat exchange in Rotary kiln 26 43 Schematic view of Lobe Blower 27 44 Schematic view of Air & material flow in Rotary kiln 27 45 Filling of Bed Geometry 28A Thesis Submitted for Partial Fulfillment of the Degreekiln iron air rotary kiln sponge iron Prior art date Legal status (The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed) Expired Lifetime Application number USA Inventor Wienert Fritz Otto Original AssigneeUSA Method and a rotary kiln for the

  • Energy survey of the coal based sponge iron industry

    In the sponge iron process concentrated and finely divided iron ore is reduced in solid phase into sponge iron at high temperatures in rotary kiln The process is very energy demanding In order to identify the largest losses and to find ways to increase the efficiency, an energy survey of the sponge iron plant was carried out for a number ofA 2D CFD model of rotary kiln for sponge iron process is developed in this work using ANSYS 145 The present study discusses the behavior of temperature profile of the bed and gas (air) along the length of the kiln These parameters are studied based on variation of input parameters such as angle of inclination, number of rotation and massAnalysis of temperature profile and % metallization inProcess For Production Of Sponge Iron Process for production of sponge iron by direct reduction of iron ore wherein iron ore admixed with a carbonaceous reducing agent is passed through a rotary kiln countercurrent to a gas stream, and wherein granular coking high volatile coal is injected cocurrent to said gas stream as a solid reducing agent by means of oxygen containing gases through anProduction Process Of Sponge Iron In Rotary Kiln Grinding

  • (PDF) Modeling of Rotary Kiln for Sponge Iron Processing

    Modeling of Rotary Kiln for Sponge Iron Processing Using CFD package (ANSYS 130) A Thesis Submitted for Partial Fulfillment of the Degree Award Of MASTER OF TECHNOLOGY In CHEMICAL ENGINEERING Under the supervision ofProcess Sponge iron making is a process in which iron ore lumps (typically 5mm18mm size) are tumbled with a ‘select’ grade of ironcoking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise inSPONGE IRON – Lloyd's MetalsFor Sponge Iron production by Direct Reduction Process CUMI offers the following solutions COAL BASED SPONGE IRON ROTARY KILN svenska casino spel Application: Recommended Products: AFTER BURNING CHAMBER (ABC)Super Refractories Sponge Iron Production

  • SPONGE IRON PRODUCTION FROM ORE COAL

    However, Rotary kiln process suffers from serious limitations like low productivity and pollution In this respect fixed bed Tunnel kiln furnace are evolving as an alternative to Rotary kiln process Iron ore fines and the low grade beneficiated iron ore cake are directly used for manufacturing of sponge iron in tunnel kilnskiln iron air rotary kiln sponge iron Prior art date Legal status (The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed) Expired Lifetime Application number USA Inventor Wienert Fritz Otto Original AssigneeUSA Method and a rotary kiln for theMost of the plants in India use DRI process—a solid state direct reduction process by which iron ore is reduced to sponge without phase change (Figure 1) Raw material mixiron ore, dolomite and coal are fed to one end of rotary Kiln and product sponge iron along with char is taken out from the other end Apart from this, primaryEnergy Audit Methodology of Sponge Iron

  • Energy survey of the coal based sponge iron industry

    In the sponge iron process concentrated and finely divided iron ore is reduced in solid phase into sponge iron at high temperatures in rotary kiln The process is very energy demanding In order to identify the largest losses and to find ways to increase the efficiency, an energy survey of the sponge iron plant was carried out for a number ofA 2D CFD model of rotary kiln for sponge iron process is developed in this work using ANSYS 145 The present study discusses the behavior of temperature profile of the bed and gas (air) along the length of the kiln These parameters are studied based on variation of input parameters such as angle of inclination, number of rotation and massAnalysis of temperature profile and % metallization inThe kiln model applied in this work was developed by Hatch over a number of years and has been used for several rotary kiln projects It has its roots in a FORTRAN program that was developed by Venkateswaran (1978) to study the reduction of iron ore The original software was used to model the operation of a 35 m pilot kiln at the Stellco companyModelling and optimization of a rotary kiln direct