Sponge iron rotary kiln design

Sponge iron rotary kiln design

II. Rotary kiln: Operation and construction details A schematic diagram of the rotary kiln of sponge iron process considered for the present work is shown in Fig. 1. The rotary kiln consists of a rotating cylindrical shell lined inside with refractory material. The kiln is around 80 m long with 4 m

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  • Accretion Control in Sponge Iron Production Kiln using Accretion Control in Sponge Iron Production Kiln using

    This study focuses on sponge iron kiln based process. The chemical process involved in making sponge iron removes oxygen from iron ore by using a reducing agent in the form of non-coking coal [Patra et al, (2005)]. The reduction process is carried out in an inclined horizontal rotary kiln, which rotates at a programmed speed

  • Study on Air Tubes Failure in Sponge Iron Rotary Kiln Study on Air Tubes Failure in Sponge Iron Rotary Kiln

    sponge iron using coal. In the industry, there have been recent reports of premature failures of certain air tubes in a rotary kiln. Most of those cases have concentrated on those air tubes which run into the kiln around the middle portion of the kiln. This research work aims at identifying the probable cause of the failure. Two different types

  • Rotary Kiln Manufacturers | Electrotherm E&T Rotary Kiln Manufacturers | Electrotherm E&T

    Rotary Kiln with SL/RN Process. Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, and 500 TPD) Solid-state reduction of Iron Ore using either coal/gas as a medium of reduction to produce a substitute raw material for steel making is termed as Direct Reduced Iron (DRI). Since DRI is produced by removing oxygen from

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

    Rotary Kiln (1050 C) Kiln air at 30 C Flue gas Fly ash Fines of iron ore at 900 oC Kiln Feeding Iron ore: Feed coal: Dolomite All at 30 C Rotary Cooler Sponge iron (magnetic) At 110 oC Water: at 30 oC DSC 900 C 1020 C Dust: ABC Air: WHRB Waste gas Water: ESP Dust Wet scraper waste gas Dusty gas Chimney Steam Water: at 34.5 oC Fe (Mag)=4.166 tph

  • Rotary Kiln Industry Related News and Posts | Rotary Kiln Rotary Kiln Industry Related News and Posts | Rotary Kiln

    Apr 15, 2021 New Design Sponge Iron Rotary Kiln Energy Comprehensive Utilization System. September 10, 2020. September 10, 2020. Sponge iron rotary kiln is professional equipment for smelting sponge iron. Due to its high degree of mechanization and low labor intensity, many sponge iron plants around the world use …. Read more

  • Energy survey of the coal based sponge iron industry Energy survey of the coal based sponge iron industry

    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

  • The Use Of Tunnel Kiln For Iron Ore Reduction The Use Of Tunnel Kiln For Iron Ore Reduction

    Tunnel Kiln For Sponge Iron Production. Case Group Tunnel Kiln Iron Ore Plant - ra . New technology tunnel kiln to make sponge iron dri in . nov 22 2011 case group has set up indias first dri sponge iron unit using tunnel kiln. the kiln which is 194m in length is the longest in india was successfully fired on 20112011 at mtpl wardha

  • Effluent and Emission Standards for Sponge Iron Plant Effluent and Emission Standards for Sponge Iron Plant

    Aug 07, 2021 The Sponge Iron Plant are free to explore other options/ possibilities to use char for generation of power. Char can be sold to local entrepreneurs for making coal briquettes. It can also be mixed with coal fines, converted to briquettes and used in brick kilns

  • DRI UPDATE - Sponge Iron Manufacturer India DRI UPDATE - Sponge Iron Manufacturer India

    2. ED, SIMA requested the participants to volunteer to spare their rotary kiln for carrying out the R&D for exploring the use of Syn Gas in the rotary kiln. Mr. T Srinivasa Rao, MD, Balajiswamy Premium Steels Pvt Ltd offered his 50TPD kiln for this purpose. 3. Presentation from Tata Sponge Iron Ltd was very much liked and lot of the people showed

  • Gas Fuel Rotary Kiln Use Coal Gas, Liquefied Petroleum Gas Gas Fuel Rotary Kiln Use Coal Gas, Liquefied Petroleum Gas

    New Design Sponge Iron Rotary Kiln Energy Comprehensive Utilization System AGICO GROUP is devoted to be the No.1 rotary kiln manufacturer and professional enterprise of import and export trade.Our main business is rotary kiln equipment such as cement kiln, lime rotary kiln and shaft kiln

  • Home - JV ElectroMECH Home - JV ElectroMECH

    Sponge Iron (DRI) Rotary Kiln Mechinary & Spares upto 500 TPD ROTARY KILN PINION GEAR ROTARY KILN SHELL Cooler Mechinary & Spares upto 500 TPD Raw Material (RMH) & Product Handling Equipment ... DESIGN - ENGINEERING- SUPPLY - ERECTION - COMMISSIONING - TESTING 11KV - 33KV-66KV-132KV-220KV TROUBLESHOOTING - REPAIR & MAINTENANCE.jpg

  • Sponge Iron from Magnetite – A Novel Process Developed Sponge Iron from Magnetite – A Novel Process Developed

    Oct 12, 2021 Sponge Iron production usually employs the DRI Process, undertaking solid state reduction of hematite ores with equal proportions of coal. This is brought about by the use of a coal fired Rotary Kiln, with the environmental impact of the entire process putting Sponge Iron plants under ‘Red Category’ industries

  • OPERATIONAL ASPECTS OF SPONGE IRON OPERATIONAL ASPECTS OF SPONGE IRON

    ROTARY KILN—SOLID REDUCTANT PROCESSES 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 de-sulphurizing agents (lime-stone or

  • Excellent Sponge Iron Kiln To Deal With Your ... - Rotary Kiln Excellent Sponge Iron Kiln To Deal With Your ... - Rotary Kiln

    Sponge iron kiln’s cylinder: The design of the sponge iron rotary kiln cylinder is more reasonable. The cylinder is rolled with a Q235-B steel plate to ensure five mechanical properties, usually with automatic welding. The wall thickness of the cylinder is generally 25

  • Rotary Kiln Shell Design - Rotary Kiln Design Rotary Kiln Shell Design - Rotary Kiln Design

    Dec 20, 2019 Rotary kiln outside shell is made of slab and rolling plate whose thickness is between 18-25mm. Rolling plate is always cold-rolled to needed curvature and it is always half-round pieces. Then form a cylinder by connecting the two pieces of them whose length is equal to its diameters

  • rotary kiln spong iron - Paula, Rilke und Rodin rotary kiln spong iron - Paula, Rilke und Rodin

    Sponge iron kiln’s cylinder: The design of the sponge iron rotary kiln cylinder is more reasonable. The cylinder is rolled with a Q235-B steel plate to ensure five mechanical properties, usually with automatic welding. The wall thickness of the cylinder is generally 25 mm, and that of the firing zone is 32 mm

  • A Thesis Submitted for Partial Fulfillment of the A Thesis Submitted for Partial Fulfillment of the

    accretion or ring formation during actual manufacture of sponge iron in the temperature range of 9000C to 11000C. Ring formation is a phenomenon occurring exclusively in a rotary kiln, while clusters and agglomerates are common in both rotary kiln and shaft based processes. In the

  • Modelling and optimization of a rotary kiln direct Modelling and optimization of a rotary kiln direct

    large number of viable design and operating candidates. Introduction Rotary kilns (Figure 1) are used for a range of mineral processing operations. Kilns range in size from 2–6 m in diameter and can be 50–225 m long with an operating mass of up to 3000 t. Two of the most common applications are for cement production and sponge iron production

  • Coal based Direct Reduction Rotary Kiln Process – Coal based Direct Reduction Rotary Kiln Process –

    Feb 14, 2017 The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio. The rotary kiln is slightly inclined at an angle 2.5 degree and rotated by AC variable speed motor at a variable speed ranging from 0.2

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