coal based sponge iron plant pdf

  • RAW MATERIAL General The major Raw Materials required for

    The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non. Coking coal. Limestone, in small Ash fusion temperature is governed by its chemistry. 6) Volatile matter: Coals with optimum volatile content are required for coal based rotary kiln process.

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  • operational aspects of sponge iron production in a [email protected]

    eIRTUttitiOL,. COAL OR. LIGNITE. 77SCREENING. 45 os. 5,••. MAGNETIC SEPARATION. LIME,COKE,ASH. 5 nt • 7,1. A T/ON. _..WASTE LIME AND ASH i. 7P5PCREENING. 3 TO 5 rt.m. 4/. FLOWSHEET OF A COMMERCIAL KRUPP SPONGE IRON PLANT FOR. PROCESSING OF ORE FINES OR CONCENTRATES.

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  • f Cover Sponge Iron India

    Sep 10, 2012 Iron in Solid State reduction process produced from iron ore which is consequently used as a feedstock in EAF and Induction Furnace for Steel Making. Hot Briquetted Iron (HBI) is a compacted form of DRI designed for ease of handling, storage & shipping. l. In India the coal based kiln type DRI.

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  • Iron Making Indian Bureau of Mines

    (a) Coalbased Rotary Kiln Krupp Rein, ACCAR,. (I) Solid iron DRC etc. Sponge/ . DRI Iron Rotary Hearth Fastmet etc.,. (b) Natural gasbased Shaft furnaces, Midrex,. Fluidised beds HYLII etc.,. Or Retorts,. (ii) Liquid Iron Smelting Reduction (SR) Corex, Romelt, HISmelt & ITmk3 etc.,. Smelting is a process or a combination 

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  • Recovery and utilization of waste heat in a coal based sponge iron

    Mar 16, 2012 The present work is an attempt to conserve energy in coal based sponge iron industry incorporating certain design modifiions without disturbing the process technology. A typical sponge iron plant has been investigated to find out the potential areas where energy is being wasted. To recover heat from.

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  • i) Direct Reduced Iron: Production (PDF Download Available)

    This product is known as direct reduced iron (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally classified as DR processes. Based on the types of reductant used, DR processes can be broadly classified into two groups: (1) coalbased DR process 

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  • Sponge Iron sameeeksha

    3000 product district, Indian Metals and FerroAlloys (IMFA) had set up a plant for production of charge chrome / ferro chrome. The other important mineral based industries established are sponge iron plants. Due to availability of suitable iron ore and technology coal based DRI plants are established in. Orissa both SME's 

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  • October 2015 Sponge Iron India

    JSPL Angul ‐ World's First DRI Plant Based on Syngas from. Coal Gasifiion. In 2014, Jindal Steel & Power Limited (JSPL) commissioned the world's first Direct Reduction Plant based on MIDREX® technology using Syngas from coal gasifiion at its steel plant in Angul. Figure‐2 –. JSPL Angul‐World's First MXCOL® 

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  • i) Direct Reduced Iron: Production (PDF Download Available)

    This product is known as direct reduced iron (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally classified as DR processes. Based on the types of reductant used, DR processes can be broadly classified into two groups: (1) coalbased DR process 

    >>READ
  • Energy survey of the coal based sponge iron industry ScienceDirect

    A survey is made on a typical coal based Indian sponge iron plant of capacity 500 t/d in order to identify the largest energy losses and find ways to increase the efficiency. The required data are obtained by measurements or taken from production industries. The process efficiency is about 51.31%. The energy balances of 

    >>READ
  • Optimization of Operating Parameters for Sponge Iron Production

    parameters based on the desired output of the industry remains untouched. These parameters include temperature profile inside the main units of the process which is kiln and flow rate of sponge iron production. These parameters depend on air, iron ore and coal flow rate, which may be regulated to suit the desired output.

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  • Modeling of Rotary Kiln for Sponge Iron Semantic Scholar

    Material Balance in a Rotary Kiln sponge iron plant. 14. 3.2. Energy Balance in a Rotary Kiln sponge Three Dimensional PDF Table. 44. 7.2. Temperature profile at various after .. which likely last for another 200 years or so India is in an adventitious for coal based Sponge. Iron plants. The total gross reserves of coking 

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  • mathematical model of the sl/rn direct reduction process v

    ton per day pilot kiln at the Steel Company of Canada. The influence of important process variables such as the type of coal, ore, degree of reduction, throughput etc. has been examined and p r e d i c t i o n s made r e g a r d i n g t h e o p e r a t i o n o f l a r g e commercial. SL/RN kilns for sponge iron production.

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  • studies on pollution control in sponge iron plants in west IRAJ

    sponge iron processes. Though the sponge iron process eliminated the need of the polluting coke ovens and sinter plants of the conventional blast furnace route of the integrated iron and steel plants, in direct reduction itself, pollution and generation sector largely depends on coal based sponge iron which contributes 

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  • Rotary Kiln Process of Making Sponge Iron New Age International

    As touched upon earlier, sponge iron is mainly produced from ore by two different routes – (a) by reducing gases (CO and H2) in a shaft furnace, and (b) through direct treatment with coal in a rotary kiln. 2.2 IMPORTANT FEATURES. The coal based rotary kiln process of making sponge iron is the focus of the present write.

    >>READ
  • Modeling of Rotary Kiln for Sponge Iron Processing [email protected]

    Material Balance in a Rotary Kiln sponge iron plant. 14. 3.2. Energy Balance in a Rotary Kiln sponge Three Dimensional PDF Table. 44. 7.2. Temperature profile at various after .. which likely last for another 200 years or so India is in an adventitious for coal based Sponge. Iron plants. The total gross reserves of coking 

    >>READ
  • SPONGE IRON National Productivity Council

    Overview of Iron & Steel sector. 29. 3.2. Overview of Sponge Iron sector. 33. 3.3. Inventorization of Sponge Iron plants. 34. 4.0. Process Description of Sponge Iron Plant. 40. 4.1. Brief description of sponge iron plant process. 40. 4.2. Technological options for coal based plants. 42. 5.0. Status of Sponge Iron Plants in India.

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  • Sponge Iron Consumption against Metallic Steel Scrap In MRAI

    time required to set up such a plant has made it more popular in the mini steel complexes. Today thousands share of coal based sponge iron units in the production of sponge iron is 65%70% and the balance is by Basically Sponge Iron manufacturing in India is predominately through coal based Sponge Iron. Plants.

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  • Benefits of oxygen enrichment in sponge iron rotary kiln emerging

    From industrial experimentations guided by the optimum conditions predicted by the present model, it emerged that when the coal fines injection is maintained at 1.75 tph and the oxygen enrichment is 8 Nm3 t−1 of sponge iron, a reduction in the specific air requirement from 2609 to 2150 Nm3 t−1 was obtained, while the 

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  • Waste Heat Recovery Steam Generator in Sponge Iron Plant

    operating in India, and waste heat gas is disposed to the air. Electric generation utilizing this gas is very beneficial to improve. Anil Kumar Prasad, Department of Mechanical. Engineering, NIT. A tremendous amount of heat is generated in the coal based sponge iron plant and a significant part of this heat associated with the 

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  • Modeling of Rotary Kiln for Sponge Iron Processing [email protected]

    Material Balance in a Rotary Kiln sponge iron plant. 14. 3.2. Energy Balance in a Rotary Kiln sponge Three Dimensional PDF Table. 44. 7.2. Temperature profile at various after .. which likely last for another 200 years or so India is in an adventitious for coal based Sponge. Iron plants. The total gross reserves of coking 

    >>READ
  • Energy survey of the coal based sponge iron industry ScienceDirect

    A survey is made on a typical coal based Indian sponge iron plant of capacity 500 t/d in order to identify the largest energy losses and find ways to increase the efficiency. The required data are obtained by measurements or taken from production industries. The process efficiency is about 51.31%. The energy balances of 

    >>READ
  • Simulation of Rotary Kiln Used in Sponge Iron Process Using IJET

    parameters is carried out for a sponge iron production process by designing a Multilayer However, the optimization of process parameters based along the length of the kiln. To produce sponge iron, iron ore and coal are used as raw material. In the kiln coal is injected from feed side, which is called feed coal as well as.

    >>READ
  • RAW MATERIAL General The major Raw Materials required for

    The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non. Coking coal. Limestone, in small Ash fusion temperature is governed by its chemistry. 6) Volatile matter: Coals with optimum volatile content are required for coal based rotary kiln process.

    >>READ
  • Rotary Kiln Process of Making Sponge Iron New Age International

    As touched upon earlier, sponge iron is mainly produced from ore by two different routes – (a) by reducing gases (CO and H2) in a shaft furnace, and (b) through direct treatment with coal in a rotary kiln. 2.2 IMPORTANT FEATURES. The coal based rotary kiln process of making sponge iron is the focus of the present write.

    >>READ
  • Iron Making Indian Bureau of Mines

    (a) Coalbased Rotary Kiln Krupp Rein, ACCAR,. (I) Solid iron DRC etc. Sponge/ . DRI Iron Rotary Hearth Fastmet etc.,. (b) Natural gasbased Shaft furnaces, Midrex,. Fluidised beds HYLII etc.,. Or Retorts,. (ii) Liquid Iron Smelting Reduction (SR) Corex, Romelt, HISmelt & ITmk3 etc.,. Smelting is a process or a combination 

    >>READ
  • Simulation of Rotary Kiln Used in Sponge Iron Process Using IJET

    parameters is carried out for a sponge iron production process by designing a Multilayer However, the optimization of process parameters based along the length of the kiln. To produce sponge iron, iron ore and coal are used as raw material. In the kiln coal is injected from feed side, which is called feed coal as well as.

    >>READ
  • Spotlight on coalbased direct reduction at iscor SAIMM

    By 1984 Iscor's first directreduction plant will be operating at the Vanderbijlpark. Works, and for the fint time the Corporation will have an alternative mcthod to the blast furnace for producing iron from ore. The performance of Iscor's fourkiln plant, which will be the largest coalbased plant in the world producing sponge iron 

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  • Study on Accretion Formation on DRI kiln during spong iron production

    first DRI plant in 1957 in Mexico, there has been a continuous growth of this industry in last three decades. This is evident from the steep rise in world DRI production during the past three decades. India, entered the sponge iron industry only in 1980, when the coal based DRI plant of. Sponge Iron India Limited (SIIL) was 

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  • Direct reduced iron Wikipedia

    Directreduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore to iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction. Reduced iron derives its name from the chemical change that iron ore undergoes when it is heated 

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  • Energy Management Practices at Tata Sponge Knowledge

    As an energy intense manufacturer of Sponge Iron through Coal based DRI Managing Director. Energy Auditor. Production. Power Plant. Maintenance & Utilities. Core Group1. Core Group2. Core Group3 Core Group 4. Working. Group Auto Operation of Cooling Tower fan motors (2X22KW) of Kiln#3 with Sponge.

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