General roller kiln are used for cement plants, rolling mills, sponge iron plants, firing ceramic and catalyzer of chemical industry. Design temperature : 600 1300 c degree Length of the kiln : 30120 m or we can develop customize roller kiln according to project requirement.
Rotary kiln is the primary equipment in sponge iron industry, which is used to reduce iron ore to metallic iron Fe. It is called sponge iron. Rotary kiln is widely used in cement and steel industries. The production capacities of these industries depend significantly on the performance of rotary kiln.
Get this from a library! Advances In Rotary Kiln Sponge Iron Plant.. [H S Ray; Prasad, Krishna Kant.] About the Book: Now that India is virtually the only player in this field, an elaboration is needed with respect to more fundamental understanding as well as future prospects and needs, which this ...
Sponge Iron Production in Rotary Kiln (English Edition) eBook: A. Sarangi, B. Sarangi: : Kindle Store. Passa al contenuto principale. Iscriviti a Prime Kindle Store. VAI Ricerca Ciao, Accedi Account e liste Accedi Account e liste Ordini Iscriviti a ...
Aug 11, 2014· The main objective of this study is to develop an accretion control system by using Fuzzy Logic control and maintain the kiln parameters at recommended working ranges. 2 KILN BASED SPONGE IRON PRODUCTION PROCESS Rotary kilns are found in many processes that involve processing of solids. This study focuses on sponge iron kiln based process.
The second generation of direct reduction technology, it covers shaft furnace ironmaking process, tunnel kiln ironmaking process, mesh belt furnace ironmaking process and rotary kiln ironmaking process, its product is sponge iron, the feature of product is low carbon content and low density, after being pressed into briquettes, the sponge iron ...
In this pilot plant, a totally indigenous technology for production of sponge iron has been developed in which noncoking coal is essentially used as the reductant. For easy scaling up of the TISCO Direct Reduction (TDR) process to units of 300 to 400 tpd capacity, it was thought necessary to explore some of the fundamental aspects of material flow in a rotary kiln.
The literature discussed above is based on CFD analysis of rotary kiln of cement plant As the focus of the present work is to study the kiln of sponge iron process, literature related to it is discussed here: Prasad and Ray simulated flow pattern of air using FLUENT software in rotary kiln .
Aug 11, 2014· kiln based sponge iron production process Rotary kilns are found in many processes that involve processing of solids. This study focuses on sponge iron kiln based process.
Sponge iron rotary kiln is the widely used sponge iron processing the rotary kiln, with coal, coke or other fuels,the iron ore or iron concentrate pellets realize lowtemperature reduction under the melting temperature conditions,becoming porous products.
Sponge iron making is a process in which iron ore lumps (typically 5mm18mm size) are tumbled with a 'select' grade of ironcoking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished ...
Sponge iron is mainly produced from iron ore by two different routes – (a) by reducing gases (CO and H 2) in a shaft furnace, and (b) through direct treatment with coal in a rotary kiln. The conventional route for making steel consists of sintering or pelletization plants, .
The process of DRI or sponge Iron making can be classified into different categories as given below: (A) Rotary Klin Process Rotary Kiln method is very important for sponge iron production using noncoking coal as a reluctant. The Iron ore is charged from one end with noncoking coal which is in the lump form or pellets and heated from
Mar 01, 2006· A comprehensive onedimensional model was developed to simulate complex processes occurring in rotary cement kilns. A modeling strategy comprising three submodels, viz. a model for simulating the variation of bed height in the kiln, a model for simulating reactions and heat transfer in the bed region, and a model for simulating coal combustion and heat transfer in the freeboard region, was .
In the research that has been conducted in 2011 produced sponge iron with metallization reaching 96% in the shaft furnace. Efforts to increase the degree of metallization of iron ore pellets to min. 90% in the reduction process in the rotary kiln with a continuous process has been carried out in 2012.
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