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Study on Accretion Formation on DRI kiln during spong iron

1.3 Accretion in Rotary kiln Material inside the kiln tumbles and slides, and a thin layer of dust invariably forms on the surface of the refractory lining. Some zones of the kiln may be specifically prone to particle accumulation and the combined effect of thermal and flow conditions preresults in the formation …

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    • Study on Accretion Formation on DRI kiln during spong iron

      1.3 Accretion in Rotary kiln Material inside the kiln tumbles and slides, and a thin layer of dust invariably forms on the surface of the refractory lining. Some zones of the kiln may be specifically prone to particle accumulation and the combined effect of thermal and flow conditions preresults in the formation …

    • A study on the accretion formation in DRI kilns and

      Jan 11, 2016 · Accretion build up is the accumulation of semi-molten material which form rings along kiln lining. These rings narrow the kiln diameter thereby hindering efficient material flow and effect lowering production rate and performance of the kiln. A study on the accretion formation in DRI kilns and possible ways for its reduction.

    • Accretion Control in Sponge Iron Production Kiln using

      of the kiln for several days. Accretion build up or ring formation in the kiln is normally caused by the deposition of low melting complex compounds on the refractory wall of the rotary kiln which gradually increases in thickness and takes shape of a circular ring. This narrows the kiln diameter which ends up hindering material

    • process making sponge iron rotary kiln

      accretion formation inside rotary kiln during sponge iron production alternative metallies for steel making in the country. Although all ... sponge iron through coal based route, almost negligible attention has been paid to study ... any rotary kiln DRI process i.e. …

    • DESIGNING OF AN INTELLIGENT FUZZY LOGIC SYSTEM FOR

      3 ACCRETION FORMATION ... refractory wall of the rotary kiln which gradually increases in thickness and takes shape of a circular ring, thus, reducing the kiln diameter and hence rate of ...

    • Pilotscale plant study on solidstate metalized reduction

      As such, accretion formation in a rotary kiln can be avoided, and energy consumption can be reduced. Fig. 3 presents the diagram of the main equipment connection in the pilot-scale test. Dusts from a kiln terminal, a cyclone collector, and a bag collector were periodically returned to feed preparation.

    • Ring Formation in the Smelting of Saprolite Niore in a

      long time that the formation of ring-shaped accretion on the inside wall of the kiln cannot be avoided by any possibility, which causes serious trouble in the kiln operation. This is attributed to the liquid formation within the solid, which is an inevitably occurring phenomenon. A similar phenome-non has been reported in the cement kiln.3)

    • rotary kiln build up formations

      Accretion Control in Sponge Iron Production Kiln using Fuzzy ... - iiste. controlled temperatures and pressures within a rotary kiln. However the .... Accretion build up or ring formation in the kiln is normally caused by the deposition. More details » Get Price

    • air calculation in dri rotary kiln

      air calculation in dri rotary kiln. Products List. Full PDF - IOSR. ... Accretion Control in Sponge Iron Production Kiln using Fuzzy ... - iiste. quality of sponge iron and improve on performance of rotary kilns, there is ... over the entire length of the kiln with a controlled amount of air from kiln …

    • Accretion control in sponge iron production kiln using

      Aug 11, 2014 · Accretion build up or ring formation in the kiln is normally caused by the deposition of low melting complex compounds on the refractory wall of the rotary kiln which gradually increases in thickness and takes shape of a circular ring.

    • Reference : TPGBRELAF062 Page : 1/12 LOW CEMENT

      castables for this specific application. To a large extent, the refractory life of a DRI kiln is determined by the build up of accretions within the kiln. The accretions must be removed to ... recovered from two direct reduction rotary kilns. Samples were taken from areas where severe ... accretion formation was observed as well as areas where ...

    • Process Making Sponge Iron Rotary Kiln

      tunnel sponge iron kiln process - heartgenes. Rotary Kiln Process of Making Sponge Iron 2.1 HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity and slow. Get Price And Support Online; Study on Accretion Formation on DRI kiln during . Study on Accretion Formation on DRI kiln .

    • rotary kiln for sponge iron

      The Application of Sponge Iron Rotary Kiln: Rotary kiln Sponge Iron belongs to building material equipment, which can be divided into cement kiln, metallurgy chemical kiln and lime kiln according to different materials. Sponge Iron Production In Rotary Kiln By Sarangi.

    • MAKING OF IRON NUGGET FROM CONCENTRATED IRON SAND

      Such a technology employs a rotary kiln that consumes less energy than other furnaces. In this study, reduction process of iron sand concentrates with coal as the reductant was accomplished in a mini-sized rotary kiln (0.6 m diameter and 6 m length). ... “A study on the accretion formation in DRI kilns and possible ways for its reduction ...

    • Ring Formation in the Smelting of Saprolite Niore in a

      The mechanism of SR (Slag-Ring) formation in the actual rotary kiln that proposed in the previous paper has been examined by the firing experiment of the anthracite and limestone composite Ni-ore briquettes using the batch type experimental kiln. The rapid increases in the degree of reduction and CO gas content

    • sponge iron production in rotary kiln

      Rotary Kiln Process of Making Sponge Iron 21 HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity. Study on Accretion Formation on DRI kiln during , Study on Accretion Formation on DRI kiln , impurities on the inner portion of the DRI kiln during sponge iron production, , 12 Rotary Kiln Operation

    • process of sponge iron by rotary kiln

      Rotary Kiln Cement Rotary Kiln and Sponge Iron Rotary Kiln Rotary kiln The hot gases may be generated in an external furnace or by a flame inside the kiln. Our cement rotary kiln and sponge iron rotary kiln has been developed for performing drying, calcination and sintering work in a continuous process.