material balance of gas based sponge iron

sponge iron production in midrex process animation

coal based sponge iron plant pdf grinding machinery > sponge iron process vs cement processwhy Cement production line process equipment Sponge Iron. WELSPUN STEEL LIMITED. US$ 3 billion Welspun Group is an amalgamation of expertise, Sizing of the Raw materials also play vital role in sponge iron manufacturing process.

Case Studies in Thermal Engineering researchgate

Energy survey of the coal based sponge iron industry suggested that 21.6 t/h waste gas generated during sponge iron production process. a material and mass balance was made based on the

Sponge Iron Consumption against Metallic Steel Scrap In

EIF industry in the country and nothing is exported. The DRI is produced by using natural gas or low grade coal as a fuel or reducing agent to convert iron ore into commonly known Sponge Iron (DRI). Consumption of DRI by EIF Industry ranges from 60 to 80%as an input along with the metallic scrap thus easing the demand of steel scrap.

A Thesis Submitted for Partial Fulfillment of the Degree

A Thesis Submitted for Partial Fulfillment of the Degree Award Of MASTER OF TECHNOLOGY In 1.2 Microscopic view of sponge iron 4 3.1 Material Balance in a Rotary Kiln sponge iron plant 14 out of which 4.2 million ton is gas based and remaining 9.7 million ton is coal based. India has a proven reserve of 410 million ton

Sponge Iron Consumption against Metallic Steel Scrap In

share of coal based sponge iron units in the production of sponge iron is 65%70% and the balance is by gas based units. This share is likely to increase further because of the restricted availability of gaseous reluctant in India. Basically Sponge Iron manufacturing in India is predominately through coal based Sponge Iron Plants.

Is propane used as feedstock for sponge iron answers

The iron ore is often in the form of pellets or lumps, and is subjected to a reduction process that is created by the use of a reducing gas that emits from coal or a natural gas source. Sponge

sponge iron based

material balance of gas based sponge iron . PDFSponge Iron Process for Manned Space Exploration Final Report:PDF/Adobe AcrobatHTMLThe RESC is based on the combined operation a sponge iron reactor with a hydrocarbon reformer unit and a special offgas management system. Chat Online

SPONGE IRON PLANT

Raw material system mainly consist Vibro Feeder, Crusher and Screen. Iron ore crushing is not required since sized material has to be purchased. Iron ore of size 5 mm to 20 mm is being used for the production of Sponge iron. Iron ore is being fed to the Ground hopper, from where it conveyed to the Screen with the help of

sponge iron based parkhurstprimary

material balance of gas based sponge iron . PDFSponge Iron Process for Manned Space Exploration Final Report:PDF/Adobe AcrobatHTMLThe RESC is based on the combined operation a sponge iron reactor with a hydrocarbon reformer unit and a special offgas management system. Chat Online

sponge iron process

Jul 29, 2010 · In general the gangue content in sponge iron varies from 4% to 8% . Carbon content: The carbon content in sponge iron produced by coal based rotay kiln processes are generally low and is in the range og 0.08% to 0.20%.The carbon content in gas based processes can be controllrd to a level of 1.5% to 2.0% based on requirement for steel making.

(PDF) Energy survey of the coal based sponge iron industry

PDF 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

coal based sponge iron plant using magnetite ore

gas based sponge iron plant using magnetite ore. gas based sponge iron plant using magnetite ore, south africa coal based sponge iron crushergoogle who make sponge iron from coal and iron ore process A coal gas based sponge iron plant using magnetite ore kinea org why magnetite ore not used in coal based sponge iron gas based sponge iron plant

gas based sponge iron plant using magnetite ore

Material Balance Of Gas Based Sponge Iron The Hgans process is a direct reduction method for production of sponge iron powder using magnetite ore (Fe3O4) DR plant based on Corex gas Read More The guarantee period of the machine quality is one year (exclude the quick wear parts).gas based sponge iron plant

The reasons for the success of Sponge Iron Industry in

The sponge iron production increased by 20% on a YOY basis in 2014 as the noncoking coal supplies improved. However, the sponge iron prices increased marginally by ~2% YOY owing to demandsupply mismatch. The EAF steel production grew 8% in the period as compared to a double digit growth in the production of sponge iron.

Operations Essar Creating Value

Hazira facility: Sponge iron Our steel complex at Hazira (Gujarat) houses a 6.8 MTPA sponge iron plant, the world''s largest gasbased sponge iron plant in a single loion. The plant provides raw materials for our stateoftheart 7.5 MTPA hot rolled coil (HRC) plant, the first and largest of India''s newgeneration steel mills.

rotary kiln based sponge iron plant process pdf

Coal based Direct Reduction Rotary Kiln Process. 3.1 Material Balance in a Rotary Kiln sponge iron plant 14 3.2 Energy Balance in a Rotary Kiln Pdf Molino Sponge iron making process pdf WordPress Sponge iron making process pdf Rotary Kiln Process of Making Sponge Iron.

Energy integration of sponge iron production process

modifiions based on the actual data of sponge iron plant are suggested. II. DESCRIPTION OF CONVECTIONAL COAL BASED SPONGE IRON PLANT The process flow sheet of a typical coalbased sponge iron plant with material and energy balanced operating data is shown in the figure. 1. The overall production capacity of the plant is 100tpd.

Running Sponge Iron Plant For Sale In Gujarat czeu

Royalty, knowhow fees and customs duty . of the secondhand sponge iron plant in . for their sale but payable for setting up of the plant and . Get Price And Support Online Direct reduced iron final.ppt SlideShare. Direct reduced iron . Number of Coal Based Sponge Iron Plant State Number of Plant Small Scale Medium Scale Large .

Sponge iron industry needs quick actions for survival

Oct 25, 2013 · From 2003, coal based sponge iron route dominated because of limited availability of natural gas and fast growing demand of metallics. In fact, no gas based sponge iron/HBI plant came up after 1994 (19 years). During 20032008, there had been a rapid growth of coal based sponge iron

Profitability analysis of power generation using waste

Dec 15, 2017 · The heat of waste gas can be utilized in various ways in the sponge iron process as suggested by many investigators. Bandyopadhyay et al. found coal as principal raw material for the sponge iron process and if very high amount of volatile matter (VM) coal is used, majority of VM is lost through the kiln mouth with hot waste gases. They revealed

Natural Gas Sweetening Process Design Dione Oil

Natural Gas Sweetening Process Design Kurt Mearkeltor MSc in Chemical Engineering and candidate to PhD in Chemical Engineering at the Department of Science of the School of Doctoral Studies of the EU Email: [email protected] Abstract For decades to come, gas will be the energy source of choice to meet worldwide environmental standards.

Direct Reduced Iron (DRI) International Iron Metallics

Use of Direct Reduced Iron (DRI) in the Electric Arc Furnace (EAF) for Steelmaking Shipping and handling of DRI. Being a highly reduced material, DRI has a tendency to reoxidise, an exothermic reaction. Thus, without appropriate precautions being taken in its handling, transport and storage, there is a risk of selfheating and fires.

Modelling and optimization of a rotary kiln direct

Modelling and optimization of a rotary kiln direct reduction process 55 Figure 3. Kiln temperature distribution for the base case The feed material (bed) enters the kiln at ambient temperature and rapidly heats up due to the hot gas in the freeboard.

Plant Details MGM Group

Raw material preparation plant Direct reduction plant Raw material preparation plant The basic raw materials for the production of sponge iron are iron ore, non coking coal and dolomite. Iron Ore: Iron ore is the source of iron and available in oxide form namely hematite(Fe2O3). As only oxygen can be removed from the iron ore during the process

Heat and Mass Transfer in Reduction Zone of Sponge Iron

Numerical prediction is performed on reduction zone of iron ore reactor which is a part of counter current gassolid reactor for producing sponge iron. The aim of the present study is to investigate the effect of reduction gas composition and temperature on quality and capacity of sponge iron products through mathematical modeling arrangement and simulation.

Research Article

of hematite to iron metal, methane reforming, and water gas shift reaction are taken into account in the model. 2.ReactorModeling Iron ore reactor is a moving bed reactor to produce sponge iron product from iron ore. Gas and solid phases are passed in counter current. In general, sponge ore reactor is divided

Energy integration of sponge iron production process

modifiions based on the actual data of sponge iron plant are suggested. II. DESCRIPTION OF CONVECTIONAL COAL BASED SPONGE IRON PLANT The process flow sheet of a typical coalbased sponge iron plant with material and energy balanced operating data is shown in the figure. 1. The overall production capacity of the plant is 100tpd.

sponge iron process: 2010

Jul 29, 2010 · Material Balance and Energy Balance: The typical material balance and energy balance for 100tpd kiln is as given below. RECOMMENDATIONS : Based on our experience an ideal coal based sponge iron plant shall have the following facilities.

Energy survey of the coal based sponge iron industry

The actual process of the coal based sponge iron production is based on SL/RN process (jointly developed by the Steel Company of Canada, Lurgi Chemie, Republic Steel Company and National Lead Corporation in 1964), which works on direct reduction of ore. This process is adopted by worldwide conventional sponge iron industries.

2.5 MTPY DR PLANT (COG + Syngas) based Comparison

process produced from iron ore which is consequently Gas Based used as a feedstock in EAF and Induction Furnace for Steel Making. Hot Briquetted Iron (HBI) is a compacted SPONGE IRON LUMPS (i) % NON MAGNETIC 1.0 MAXIMUM (ii) % METALLIC Fe 80 MINIMUM 2.5 MTPY DR PLANT (COG + Syngas) based Comparison between MIDREX and HYL Technologies

Sponge iron makers urges steel min to ensure raw material

Aug 13, 2018 · Iron ore and noncoking coal are main raw materials used to produce sponge iron. The minister noted that India''s sponge iron production has grown 25 per cent to

Coal Gas for DRI plant jindalsteelpower

Natural Gas based DRI is a highly efficient technique of manufacturing sponge iron that creates less environmental impact However the challenge in this manufacturing technique is the availability of natural gas. At JSPL'' Angul site the DRI – BF Electric Arc Furnace route has been adopted for steel making.

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