in dri plant consumption of coal ore and dolomite

in dri plant consumption of coal ore and dolomite

Direct reduced iron is iron ore in the form of lumps, fines or pellets that have had the oxygen removed by using hydrogen and carbon monoxide. Typical sources of carbon monoxide are natural gas, coal gas, and coal. Other energy inputs into the production process often include oil and electricity. Since much of the energy used is in the form of ...

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the same DRI Kilns by reducing the coal and increasing the Iron ore input only Tata Sponge generates power for its own consumption and to export from its 26 MW Waste heat Recovery Power Plants of DRI plants 235 KW solar power unit has been installed within the premises 27 Any other natural resources (use appropriate standard units).

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View DRI-EAF (1.5)-.xlsx from ECON 202 at Bengal Engineering & Science University. COAL BASED DRI-EAF ROUTE Total Raw materials handled Coal based DR plant Iron ore pellet Dolomite …

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Sep 01, 2015 In conventional coal based sponge iron plant, Fig. 1, kiln feed (Stream no. 1), which consists of iron ore, feed coal and dolomite, is fed to the rotary kiln (RK).A separate conveyor collects different size fractions of coal (Stream no. 5) for injection into the kiln with the help of pressurized air (Stream no. 4) from discharge end side.

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We have developed DRIKS TM , a simulator for DRI production in a rotary kiln. This software tool is based on a fundamental mathematical model for direct reduction of iron ore by coal in a rotary ...

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Mar 30, 2016 decades, a new route of ironmakin g has rapidly developed for direct reduction (DR) of iron ore to. metallic iron by using noncoking coal/n atural gas. This product is known as direct reduced iron ...

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The washed coal is utilized in the DRI plant. DRI The 2,70,000 TPA DRI plant has been set up for manufacturing of sponge iron consisting of nine kilns of 100 TPD each. The raw materials used in sponge iron making are iron ore (hematite grade), coal, dolomite / limestone.

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with DRI plant, SMS and rolling mill with matching balancing facilities. The installed BF have a working volume of 250 cum and rated production capacity is about 515 tons liquid hot metal per day for steel making and casting pigs in pig casting machine. Lump iron ore along with coke and fluxes like limestone, dolomite, manganese ore and

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3 Raw Material for sponge iron plant Coal: Non-coking coal having certain important parameters is being used for the direct reduction of iron ore . Important factors determining coal quality are: • Chemical properties such as fixed carbon, ash content, volatile matter, etc.: & • Physical properties viz, reactivity and ash fusion temperature. In Orissa scenario, all most all the sponge iron ...

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Most 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 . Raw material mix-iron 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, primary and secondary airs are ...

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mining, transport, beneficiation (i.e. ore pellet-making and coal washing) and DRI production. Around 315 coal-based DRI production plants are mapped using GIS to identify clustering of plants in major iron-producing regions. Weighted average specific energy use …

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Description of Sponge Iron Manufacturing Process . Most 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. Raw material mix-iron ore, dolomite and coal are fed to one end of rotary Kiln as well as some fine coal also fed from discharge . Get Price

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Then in 1983, Odisha Sponge Iron Limited set up India’s second coal based DRI plant. The third coal based DRI plant was set up by Tatas in 1985based on their own technology. To push up further growth, DRI industry was de-licensed in 1985 baring certain location restrictions much before the de-licensing and deregulation of Indian economy in 1991.

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In Dri Plant Consumption Of Coal Ore And Dolomite. In Dri Plant Consumption Of Coal Ore And Dolomite. 1 1.0 introduction n.R.Ispat & power private limited has a proposal to manufacture 200 tpd of sponge iron, 200 tpd of m.S.Billets, 200 tpd of rolled products and 14 mw of power in gaurmudi village, tamnar tehsil, raigarh district, chhattisgarh.

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