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  • SPONGE IRON PLANT Industrial Technical Consultant,ITC

    The major quality requirements of coal for Sponge iron production are- 1) Non-coking characteristics 2) Low ash content 3) Low sulphur content 4) Good reactivity 5) High ash fusion temperature 6) Medium volatile matter 1). Non-coking character:- Non-coking coal is required in sponge iron production, since the coking reaction leads to formation of rings inside the kiln. Practically permissible

  • Health-related quality-of-life of coal-based sponge iron

    1/9/2014· Thus, the sector depends mostly on coal-based sponge iron and nearly 80% of the total coal-based sponge iron plants are located in India.1 About 60% of this production comes from small-scale industries in the unorganised sector with poor pollution control facilities.1 During the past decade, these sponge iron plants have rapidly grown in the Barjora block of Bankura district, a deprived

  • Chattopadhyay, K; Chattopadhyay, C; Kaltenthaler, E (2015

    status of coal-based sponge iron plant workers. Respiratory health status measurement is subject-ive to participants, and thus a valid and reliable tool, the St. George’s respiratory questionnaire (SGRQ), was used. The response rate was 100%. Missing data could lead to bias, but it was extremely low in this study. Participants who were absent from work on the dates of the survey were

  • Case Studies in Thermal Engineering

    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

  • SPONGE IRON INDUSTRY

    The first gas based sponge iron plant, with a capacity of 1.52 MTPA, was set up by Essar Steel Limited in Hazira, Gujarat in 19905. Today, India has an installed capacity of 36.7 MTPA of sponge iron6. Leading states in sponge iron production are Odisha, Chhattisgarh, West Bengal and Jharkhand. Odisha occupies the top position accounting for 36 per cent of the total coal based capacity in the

  • (PDF) i) Direct Reduced Iron: Production Find and share

    Based on the types of reductant used, DR processes can be broadly classified into two groups: (1) coal-based DR process and (2) gas-based DR process. Details of DR processes, reoxidation, storage

  • Cost Of Sponge Iron Plant In India Pdf 10dingelsdorfer.de

    Sponge Iron Industry: An Analysis. Sponge Iron production in India witnessed a CAGR of 14.77% during the period 2004-05 to 2009-10. However, the growth rate was The cost of production of a sponge iron player with no access to captive raw material based sponge iron plant in a single location in India

  • rotary kiln based sponge iron plant process pdf

    rotary kiln based sponge iron plant process pdf. 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 of .

  • COAL BASED SPONGE IRON PLANT newsletters.cii

    Title: COAL BASED SPONGE IRON PLANT Author: bf Created Date: 11/9/2009 1:20:49 PM

  • SPONGE IRON INDUSTRY

    The first gas based sponge iron plant, with a capacity of 1.52 MTPA, was set up by Essar Steel Limited in Hazira, Gujarat in 19905. Today, India has an installed capacity of 36.7 MTPA of sponge iron6. Leading states in sponge iron production are Odisha, Chhattisgarh, West Bengal and Jharkhand. Odisha occupies the top position accounting for 36 per cent of the total coal based capacity in the

  • Energy survey of the coal based sponge iron industry

    1/9/2015· At present, India is largest producer of sponge iron with a largest number of coal based sponge iron plant of total capacity around 12.8 million ton. Sponge iron manufacturing units looked profitable since beginning of the nineties. However, with the increase in the input cost of raw materials and decrease in the selling price, the industry is struggling for its survival. The lack of infusion

  • Recovery-and-utilization-of-waste-heat-in-a-coal-based

    At present, there are 118 large and small sponge iron plants operating in India, among them only 3 are natural gas based and the remaining 115 plants are coal based. Among all the available options, rotary kilns have been widely used as a reactor in coal based plants and the important pro- cesses applying this technology include: SL/RN, Codir, ACCAR, DRC, TDR, SIIL and Jindal [3–6] .

  • Energy survey of the coal based sponge iron industry

    Get PDF (850 KB) Cite . BibTex; Full citation ; Abstract. AbstractA survey is made on a typical coal based Indian sponge iron plant of capacity 500t/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 the

  • Health-related quality-of-life of coal-based sponge iron

    Thus, the sector depends mostly on coal-based sponge iron and nearly 80% of the total coal-based sponge iron plants are located in India. 1 About 60% of this production comes from small-scale industries in the unorganised sector with poor pollution control facilities. 1 During the past decade, these sponge iron plants have rapidly grown in the Barjora block of Bankura district, a deprived

  • DRI UPDATE Sponge Iron Manufacturer India

    WHRB power plant which is contrary to the sponge iron producers in Chhattisgarh and Odisha where large number SI producers have installed the sam e.This was perhaps due to the fact that they do not have subsequent steel making facilities and uncertainty about the PPA. On the several requests, the representative of Thermax visited 4 SI units and made suggestions to set up smaller WHRB power

  • rotary kiln based sponge iron plant process pdf

    rotary kiln based sponge iron plant process pdf. 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 of .

  • sponge iron bankable feasibility study pdf

    feasibility study on coal based sponge iron production. Feasibilty Study Of A Aggregates Crusher Plant A techno-commercial feasibility study was undertaken on the production of the light-weight aggregates aggregates feasibility study on coal based sponge iron Get Price feasibility study for coal mining crusher Study. Get Price; Feasibility Study of Production of Steel (Billet) and Sponge Iron

  • sponge iron process

    29/7/2010· Based on our experience an ideal coal based sponge iron plant shall have the following facilities. As the manufacture of sponge iron is very sensitive to the physical and chemical characteristics of raw materials, a well designed raw material preparation plant with crushing/screening facility for iron ore and coal to control the size of input materials to the kiln is a prime requiste. In order