Abstract cracking of an air tube used for supplying air in rotary kiln of a sponge iron plant is investigated in this paperhe material of the air tube is astm a297 hk 40, a member of the heat-resistant cast alloy family h series steels widely used for enhanced high.
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 endpart from this, primary and secondary airs are supplied to the kiln to initiate the combustion and reaction.
Conventional sponge iron plant flow diagram coal injector air 2500m3h 6 th air all at 300c rotary kiln 10200c 8 shell air fan at 48000 m3h,300c flue gas fly ash fines of iron ore 108 th kiln feeding iron ore 30 th feed coal 147 th dolomite 0.
Plant details - mgm in the first phase one 350 tpd rotary kiln and 8mw power plant have been commissioned sponge iron plant or direct reduction plant drp is designed to produce to supply heat for the process air is blown into the kiln through central.
Dajia rotary kiln and sponge iron rotary kiln has been developed for performing drying, calcination and sintering work in a continuous processidely used for cement, pet coke calcination, dolomite, bauxite, sponge iron and other materials, it uses hot gases for the.
The performance of rotary kiln sponge iron based processes is normally affected by accretion build up along the kiln liningsthe dimensions of the rotary kiln used in direct reduction plant of jspl, driii are as follows kiln length 82 m internal diameter kiln.
2d cfd model of rotary kiln of sponge iron process is developed to study the effects of angle of inclination, number of rotation and mass flow rate of iron ore on output parametersased on grid independent test for temperature profile optimum mesh size is selected.
Design of waste heat recovery system in a sponge iron plant a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in chemical engineering by saurav kumar sahu roll no07ch031 under the.
Sponge iron production in rotary kiln - arabinda sarangi, bidyapati sarangi - google books coal with very low volatile matter result in very low reactivity of char, and thus give rise to poor metallized product.
Sponge iron production in rotary kiln bidyapati sarangi on amazonmfree shipping on qualifying offershe increase in the demand of sponge iron is also due to the fact that it is used as a substitute for coking coal which is available in scarcity in the.
The increase in the demand of sponge iron is also due to the fact that it is used as a substitute for coking coal which is available in scarcity in the worldhis book comprehensively deals with the production of sponge iron in the rotary kilnhe book is divided into.
3 products and services the technical procedures described in this document, developed in large part by north american kiln, make use of the latest advances in rotary kiln maintenance technologyur products and services are state of the artur major kiln.
31102015 sl - rn iron making rotary kiln process for dri production ferrous metallurgy loading unsubscribe from ferrous metallurgy cancel unsubscribe working subscribe subscribed unsubscribe 194 loading.
Sponge iron process in general sized iron ore of 5-18mm is used in the process of manufacture of sponge iron on all types of rotary kiln with 16mm not exceeding 15-20e mean particle size of iron ore shall be restricted to 11mm in order to achieve uniform fe.
Sponge iron rotary kiln, sponge iron rotary kiln, alibaba offers 587 sponge iron rotary kiln products about 71 of these are cement making machinery, 8 are other mining machines, and 1 are industrial furnace sponge iron production in rotary kiln pdf free.
Coal used in rotary kiln sponge iron the process of sponge iron making aims to remove the oxygen from iron oreangue content in sponge iron process, two types of coal are being used such as feed for the direct reduction of iron ore the main furnace used is.
Rotary kiln - cement rotary kiln and sponge iron rotary kiln our cement rotary kiln and sponge iron rotary kiln has been developed for integrated with variable speed drive, process automation and instrumentation, this kiln annular gap by cooling air fan using distribution nozzle ring made of pipes.
In general sized iron ore of 5-18mm is used in the process of manufacture of sponge iron on all types of rotary kiln with 16mm not exceeding 15-20e mean particle size of iron ore shall be restricted to 11mm in order to achieve uniform fe.
Advances in rotary kiln sponge iron planth 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.
Muffle rotary kiln a muffle rotary kiln is indirect combustion kiln, it applies to high grade iron ore and mill scale, in the condition of reducing atmosphere and high temperature, the iron ore is reduced and volumn shrink, to become high density of dri hddri.
Pdf the industrial development program of any country, by and large, is based on its natural resourcesepleting resources of coking coal, the world over, is posing a threat to the conventional blast furnace bfbasic oxygen furnace bof route of iron and.
Tunnel kiln for sponge iron production - ljtrusteneficio cost of tunnel klin sponge iron production of sponge iron through tunnel kiln processhe material et price and support online case group - casepl case group is industry leader in dri tunnel kiln.
Our cement rotary kiln and sponge iron rotary kiln has been developed for performing drying, calcination and sintering work in a continuous processidely used for cement, pet coke calcination, sponge iron and other materials, it uses hot gases for the operation.
Use of fines for sponge iron production in coal based rotary kiln sponge iron production in rotary kiln google books result coal based sponge iron industry free download as pdf file f, word doc more detailed.