Production processes include blast furnace process. A unique feature of this steel melting shop is that it integrates a. Two reference bars were inserted inside the furnace. 3 Objective blast furnace produces hot metal liquid iron using iron ore, coke, sinter, pellets and fluxes such as lime-stone, pyroxenite, quartzite reacting with oxygen from pre heated air. 1st floor, tata steel limited, tata centre 43, jawaharlal nehru road kolkata - 7000 71, west bengal, india tel: 033-2224 8615. Tata steel group is among the top global steel companies with an annual crude steel capacity of nearly 2. X- ray diffraction pattern of blast furnace dust sample tata steel 3. This is to certify that the project report entitled blast furnace, being submitted by suraj kumar vishwakarma of dit university to tata steel, as a part of summer training course of b. Over the years, tata steel has adopted clean technology to reduce pollution levels. The slag produced at steel melting shop is known as steel slag. Collaborators: aisi, aist, arcelormittal usa, arcelormittal dofasco, ak steel, stelco, tata steel u. This code of safety is applicable to blast furnace dept. Blast furnace in most of the steel plants suddenly drops because of natural occurring. Jamshedpur, india; dg bf, tata steel, jamshedpur, india. Keywords: oxygen blast furnace; steelmaking; carbon dioxide capture. The proposed production of crude steel and subsequent rolling would be accomplished via blast furnace bf-basic oxygen furnace. Tata steel is planning for industrial implementation of hisarna and co2 capture. 2 investment in a blast furnace is a hypothetical example and not one tata steel seriously. Blast furnace gas, coke oven gas and ld converter gas would be utilised as fuel for various heating applications bf stove heating, coke oven underfiring, sinter furnace, pellet plant, mill reheating furnaces, calcining plant etc of the steel plant.
It has been conclusively proved in relation to the blast furnaces bf of sail- bhilai, tata steel, schwelgerm and. 374 Features: online inspection of all tuyeres of blast furnaces through. Cog is used for enrichment at the coke ovens, blast furnace stoves and. Construction and blast furnace slag as an important resource for the cement industry. Toubro limited lt has bagged an order for rs 80 crores for the supply and installation of blast furnace from tata steel for. 180s in 12 campaigns by rpa toulachermet 24 in russia at blast furnace no. Week 1:introduction: various routes of modern steel making bf-bof, dri-eaf, sr. In the blast furnaces bf liquid iron popularly termed as. Tata steel, the phosphorus content required in the product is 0020 max and in. 2 mtpa this blast furnace will have a useful furnace volume of 4300 cu. Blast furnace - free download as powerpoint presentation, pdf file, text file. Port talbot works environmental compliance department bat gap analysis: general, coke ovens, ironmaking, steelmaking.
Danieli corus contributing to indias steel saga tata steel ltd. Cog is also used directly in most works areas for heating. Blast furnace f has b1,860 m3 een rebuild and commissioned at jamshedpur plant based on the hoogovens lining and cooling design, which includes machined copper plate-coolers and high conductive graphite refractory. The negative dr capacity demand increase of tata steel in ijmuiden is found to be 20 mw supplied for three programme time units and four programme time units with doubling of blast furnace gas storage capacities. Steel plants, especially at tata steel, have considerably enhanced his knowledge of the subject. This case study focuses on tata steel europes largest. Blast furnace refractory lining campaining life starting of blast furnace to shutting down of blast furnace. 134 Blast furnace ironmaking: shape of the furnace, various reactions and zones in the blast furnace thermodynamics of iron making, direct. Currently, two main processes dominate global steel production. The coke is combusted to produce carbon monoxide, which reduces the iron ore to molten iron products. Blast furnace ibmd value chain steel manufacturing ld steel making slab caster flat rolling mill billet caster long rolling mill ld slag mrp scrap fp scrap zinc. Steelmaking process of tata steel ijmuiden, the netherlands. Feedback report of poj team of prime ministers trophy award for best integrated steel plant 2015-16, chapter 2. During the filling-in of the f blast furnace of tata steel, it was possible to observe the actual particle trajectory by the use of the arrangement shown in fig. Alternative to the blast furnace ironmaking processes where. A slew of significant projects executed by lt include iron-making and steel-making facilities for tata steel at kalinganagar, for steel authority of india at bhilai, for.
Based on lectures delivered in the advanced course on. The iron and steel industry is one of the largest industrial sources of co2. Tata steel introduced to the benefits of cisdis bim technology. Blast furnace route: 3 steps from raw materials to liquid metal. Furnace steelmaking using large tonnages of coking coal is. Tata steels capacity expansion project reached a new milestone on 4 april 2012 with the successful commissioning of the new blast furnace i at the jamshedpur works in jharkhand. 1048 Automation division of tata steel was established in 12 to develop process optimization solutions through applied research and provide associated operational support to the production units of tata steel through product life cycle management. In the first step, iron oxide ore, coke, and limestone are injected into the top of a blast furnace while pre-heated air is blown into the. O hot metal desiliconization in the blast furnace runner as and when the. Slag output obtained during pig iron and steel production is variable and depends mainly on composition of raw materials and type of furnace. Use of phenolic resin in coke making at tata steel. The slag produced at blast furnace during pig iron manufacturing is called blast furnace slag. 2008 worldwide economic crisis leads to llanwern hot mill and blast furnace 4 mothballing 200 blast furnace 4 and hot mill re-start 2010 ?185m investment to rebuild blast furnace 4 announced 2012 2010 corus changes to tata steel 2013 bf4 rebuild complete and fully commissioned. Injection into the blast furnace bf and carbon capture and storage. The non-drainable trough of f blast furnace at tata steel has been fluid dynamically simulated by solving the navier-stokes equation in order to.
Ltd china fac received for 110-ton aod and vod, including level 2 automation tata steel limited india start-up of gimbal top charging system and gas-cleaning plant at c blast furnace usiminas cubatao brazil fac received for bottom-stirring systems supplied for 160-ton converters nos. Iron making - blast furnace route, coal dri route, gas dri route steel making - basic oxygen furnace route, electric arc furnace route, electric induction furnace route overall resource use scope of this document iron and steel plants have numerous products manufactured based on their customers demand after the liquid steel making stage. D i bf project on coke rate- key factors that affect coke rate. It is now the world s second-most geographically-diversified steel producer, with operations in 26. Globally, it accounts for about 6 of anthropogenic co2 emissions approx. 132 M and would be the largest blast furnace in tata steel and the first of its kind in india. Tata steel limited is an indian multinational steel-making company based in jamshedpur, jharkhand, and is headquartered in mumbai, maharashtra, india. Tata steel, wsa: world steel organization, ijm: ijmuiden. Ld3 tscr is the third steel melting shop at the jamshedpur works and the second dedicated to flat products. Some of them are as follows: a coke dry quenching at coke plant b conversion of all coal fired boilers to gas fired boilers c top recovery turbine for blast furnaces d waste heat recovery from waste gases of stoves at blast furnaces adoption of best. And use of dri by blast-furnace route steelmakers such as tata steel as a. Blast furnace as an efficient counter current gas solid reactor and maximum carbon efficiency. Key words: sintering, quality indices, productivity, blast furnace.
In the netherlands, steel producers include: tata steel ijmuiden, north holland. Ts had recently invested significantly in a new blast furnace facility at port talbot. Largest b/f is having a working volume of 2300m3 tata steelg furnace. 338 Tata steel europe, 170ca ijmuiden, the netherlands. Single blast furnace the blast furnace located in lulea, would decrease the co2 emissions of the entire swedish steel industry by 17. The only large -scale steel producer in the netherlands is tata steel ijmuiden tsij which applies the blast furnace pro duction process. This is to certify that the project report entitled blast furnace, being submitted. Tata steel europe has used advanced analytics to model the complex reactions inside a blast furnace, thus helping to improve its efficiency and reduce costs. So in the present work we intend to focus on the wear near the iron-dam area and try to locate precisely the positions of the maximum-wear and findput. Hisarna is an alternative to the blast furnace process.
The determination of thermal condition of the blast furnace is necessary. Program, tata steel has emerged as one of the most modern steel making facilities in the world. 101 The integrated steel mill in which steel is made by reducing iron ore in a blast furnace. Solved by melting the sponge iron, typically in an electric arc furnace eaf. Jan van der stel, tata research ijmuiden; joe poveromo. There are four stages where sulphur can be removed: in the blast furnace bf, during hot metal hm pretreatment, in the converter and during the secondary metallurgy sm treatment. Recovery of carbon and magnetite from the flue dust both cell and column flotation techniques were employed to recover the carbon values present in the flue dust samples. Care for the environment is one of tata steels core values. Keywords: blast furnace process, tasks of reducing agents. Implementation of an electric arc furnace or the hisarna process both. Tata steel uk consulting ltd, box 30, stephenson street, newport, south wales.
Scribd is the worlds largest social reading and publishing site. At tata steel g furnace, a coal injection rate of 130-135kg/thm is routinely used with a blast enrichment of 3-3. Annually, tata steel, which employs the traditional blast furnace. Blast furnace dust and basic oxygen steelmaking dust. Comprehensive model for blast furnace using openfoam. Impact the bottomline whatarea of opportunity identified blast furnace 2 3 where60. Blast furnace hisarna hot metal hot metal coking/agglomeration ironmaking ironmaking iron ore coal coal iron ore developed by tata steel the cyclone part top part of the hisarna installation was developed by tata steel in ijmuiden. These are of various sizes and having a mix of different kind of equipments e. Shailendra rai, the chief of blast-furnace operations at kalinganagar, recalled that operators never became comfortable with a model that had been created to help improve the stability of the blast furnace: most people spend 20 or 30 years learning how to operate a blast furnace. 145 Tata steel can provide 20 mw dr capacity with an availability rate of 65. Largest b/f is having a working volume of 2300m3 tata steelg. Steel production at tsij primarily supplies customers in three markets: packaging, construction and the automo-tive industry tata steel. Coal consumed in blast furnace opportunity to reduce the coke consumption. The context the blast furnace is a highly complex process that runs counter-current.
Formerly known as tata iron and steel company limited tisco, tata steel is among the top steel producing companies in the world with an annual crude steel capacity of 34 million tonnes per annum. Reference bar 1 was inserted from the opening of the above burden probe. Iron ore and coal are brought together in a blast furnace. 1 of which was via the blast furnace bf-basic oxygen. The plant uses blast furnace, coke oven, and linz-donawitz ld gases in the production process. Top recovery turbine at blast furnaces regenerative burners at hot strip mills. Blast furnace lt will supply and install the blast furnace as a part of the first phase of this greenfield project. 2010 ?185m investment to rebuild blast furnace 4 announced 2012. Influence on the coke rate and blast furnace productivity are a reduction properties rdi/ri of sinter, b fe content in the sinter, and c fines in the sinter. In october 2008, tata steel had awarded the paul wurth group, in association with its local partner larsen. Since two 2 demag blowers are connected parallel to the header for blast furnace blowing. Abstract effective control of a blast furnace bf process requires accurate estimates of key process indicators kpis, namely. 5 mtpa hot metal productions, where sinter is taken to be. 314 However, axial blower is much efficient compared to. In this all-coke blast furnace concept, hot top gas and almost free of co 2, was blown into the hearth tuyeres, together with pure oxygen.
Second mega blast furnace at formosa ha tinh starts up. 1 twh of biomass, which correspond to about 4 of current 2017 annual biomass harvests from the swedish forest industry, while there are. The blast furnace to make sure the hot metal temperature of. Depend on the life of refractory lining which liesa between the inside working volume to that of outer steel sheel. 18 48 companies including all major steel producers from 15 european. The f blast furnace trough at tata steel is already a pooling type and there is not much wear on the bed near the tap hole compared to the iron-dam area. Tata steel was incorporated in 107 in india as tata iron and steel company ltd and commenced its. X-ray diffraction pattern of blast furnace dust sample rourkela steel figure 3. Jamshedpur and rourkela steel plant, rourkela, india. The blast furnace flue dust samples used in this investigation were obtained from tata steel. An agreement between them and ulcos added the hismelt technology to the cyclone furnace and the result was the hisarna process. For sulphur removal a low oxygen activity and a basic slag are required. Inefficient blast furnace reactions higher coke rate thermal instability tata steel has developed the tuyereye, a vision based furnace monitoring system which can be used to observe the condition of the tuyeres online using advanced image processing techniques. Its productive blast furnaces, ld converters, continuous casting facilities and state of the art finishing mills drive tata steel in its quest for achieving its vision of becoming the world s lowest cost producers of steel.