process flow diagram sponge iron plant

energy integration in sponge iron plant using heat of ... - ethesis@nitr

process. For this purpose a case study of typical sponge iron production process is considered. Waste gas from the rotary kiln of the sponge iron plant exits at a temperature .... 2.3.3 Velocity Diagram for Impulse Turbines . ..... essential to draw the diagrams showing the variation of steam during its flow through the blade.

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Energy survey of the coal based sponge iron industry - ScienceDirect

The process flow diagram (PFD) of a conventional coal based sponge iron plant is shown in Fig. 1. Different streams in the PFD are assigned individual number and henceforth each stream will be referred through its respective number. The stream-wise data (stream number, temperature, pressure, energy content, mass...

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processing iron flow chart

The flow diagram shows the quantities of iron present at stages of steel product ... changes in mills, processing of scrap, the use of scrap substitutes,. ... from publication 'An intelligent factory-wide optimal operation system for continuous production. .... Rotary Kiln Process of Making Sponge Iron - New Age International.

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process flow diagram of sponge iron plant

Sour gas sweetening - - PetroWiki. Jul 6, 2015 6.1 Iron sponge (Iron Oxide); 6.2 SulfaTreat (Iron Oxide); 6.3 Molecular sieves The process selected for sweetening a sour gas depends on the general conditions: and sales gas H2S and total sulfur limits; maximum design flow rate H2S in the inlet gas to a sour plant,...

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Iron and Steel 2020.pdf - Indian Bureau of Mines

1. Conventional Blast furnace/miniBlast furnace. 2. Alternative Processes. (a) Coal-based Rotary Kiln Krupp Rein, ACCAR,. (I) Solid iron DRC etc. Sponge/ -. DRI Iron Rotary Hearth Fastmet etc., ..... Process Technology: A simplified flow diagram of sponge ironmaking in rotary kilns is given in Fig-51. In all coal-based DR...

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Rotary Kiln Process of Making Sponge Iron - New Age International

Radial flow scrubber. 10. Induced draught fan. 11. Waste gas stack. 12. Rotary kiln. 13. Cooler. 1 1 1 1. Waste gas. Fig. 2.3 A schematic of the sponge iron Pilot Plant of RDCIS, SAIL. This Plant of capacity 5 to 9 tonnes per day of sponge iron was commissioned in. March 1982 within the premises of M/s HEC at Ranchi, with...

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CASE STUDY ON THRESHOLD PROBLEM Sponge Iron ... - nptel

CASE STUDY ON THRESHOLD PROBLEM. Sponge Iron Production Process. Process description. This is the case study of typical coal based sponge iron plant of 500 tonne per day capacity. The process flow diagram (PFD) of the sponge iron process is shown in Fig. 1. Different streams in the PFD are assigned individual...

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an investigation for generation of energy ... - Semantic Scholar

normal operation serves as process air inlet. Figure 1. Conventional sponge iron plant flow diagram. Coal injector. Air: 2500m3/h. Injection coal: 6.13 t/h all at 300C. Rotary Kiln. (10200C). 8 shell air fan at. 48000 m3/h,300C. Flue gas. Fly ash. Fines of iron ore. 108.94 t/h. Kiln Feeding. Iron ore: 30 t/h. Feed coal: 14.297 t/h.

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raw materail preheating - 50 tpd orissa sponge iron ... - sameeeksha

implementation of energy efficiency improvement at Sponge Iron Manufacturing. Cluster, Orissa” under BEE-SME Program. We express our gratitude to the ..... Annexure 1: Process Flow Diagram . .... Installation of preheating furnace in the sponge iron plant can save 8251 MT of coal per year. The DPR highlights the details...

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Recovery and utilization of waste heat in a coal based sponge iron ...

Mar 16, 2012 ... 1. Process flow diagram of sponge iron process. heat transfer thus reducing waste gas temperatures. Jena et al. [12] reported their work on a typical plant of production capacity of. 350 tpd. They pointed out that the thermal efficiency of the pro- cess is 51.3%. Considerable amount of heat is lost in the waste...

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2 D Model of Sponge Iron Rotary Kiln Developed Using CFD - IJEDR

process effectively. Their results provided only the qualitative information of the process [8]. Prasad and Ray simulated flow pattern of air using FLUENT software in rotary kiln of a typical. 100 tpd ... plant having capacity of 500 tpd and carried out the simulation ... A schematic diagram of the rotary kiln of sponge iron process.

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Energy Conservation in Sponge Iron Production Process ... - IJESIT

Abstract— A waste heat recovery system was designed to integrate the heat of stack gas in the sponge iron process by ... The process flow sheet of a typical coal-based sponge iron plant with material and energy balanced operating data ... Fig 2 The partial schematic diagram of the modification required in the process.

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Copper Precipitation & Cementation using Scrap Iron

Oct 22, 2017 ... Initially, sponge iron produced at the Ray Mines Division for use in a LPF leach-precipitation-flotation process was used in exploratory tests to develop a suitable ... of the solids was maintained at reasonable flow rates and the copper precipitation rate was rapid and complete with improved iron utilization.

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Introduction

An energy survey is made on a Sponge Iron Plant in order to identify the largest energy losses and ... centrated and finely divided iron ore is re- duced in solid phase into sponge iron at high temperatures in tunnel kilns. The process is very energy demanding. In order to iden- ... IN represents every flow into the system, as. 2...

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aggregate crushing plant flow diagram - tfg

flow chart of stone crushing plant -. process flow diagram sponge iron plant; Construction Aggregate Crushing Plant - Aggregate crushing plant produce construction aggregates widely used for. Get More Info. image...

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operation procedure of sponge iron plant - CONGAS project

integrated iron steel plant manufacturing process flow ,. Aug 10, 2016· Video embedded· integrated steel plant process flow diagram shows a flowchart of the integrated manufacturing integrated manufacturing process for iron and steel plate .... Know More...

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M&V Protocol for Iron & Steel Sector - Shakti Sustainable Energy ...

Figure 4: Process & energy flow diagram . ... Captive power plant. Capacity utilisation. Cubic meter. Designated consumer. Dalkia Energy Services Ltd. Direct Reduction Iron. Electric Arc Furnace. Energy conservation .... The figure shows a process flow of the integrated manufacturing process for iron and steel using the.

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environmental impact assessment and ... - Environment Clearance

Jan 8, 2018 ... 22. 2.5. Proposed Scheduled for Approval and Implementation. 22. 2.6. Technology and Process D escription. 23. 2.6.1. Sponge Iron Plant. 23. 2.6.2 ..... Plant Layout. 21. 2.4. Process flow diagram of Sponge Iron Plant. 25. 2.5. Process Flow D iagram of Power Plant. 3 3. 2.6. Process flow diagram of Steel...

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Direct Reduced Iron (DRI) | International Iron Metallics Association

Most gas-based direct reduction plants are part of integrated steel mini-mills, located adjacent to the electric arc furnace (EAF) steel plant. DRI can be either hot ... In India there are many small rotary kiln furnaces producing DRI, known locally as sponge iron, using coal as energy and reductant source. Some of the sponge...

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Process For Rotary Kiln & Iron Ore Manufacturer from Delhi

Manufacturer of Process For Rotary Kiln, Iron Ore, Rotary Kiln Process Parameters, Flowchart For Sponge Iron and Electric Arc Furnace offered by Lubok Industries, Delhi.

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(DRI) Direct Reduction Iron Plant Flowsheet Options - SlideShare

Jul 28, 2013 ... DRI Processes – Types using Steam Reforming HYL type flowsheets Midrex type flowsheets Lookalikes exist in each category.

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mathematical model of the sl/rn direct reduction process v ...

reduction processes that have been designed to produce sponge. i r o n from i r o n o x i d e on a commercial s c a l e . The p r o c e s s has been developed .... 2 where a schematic diagram is provided to show the solid temperature profile in the kiln. In the preheat zone the solids are heated from their feed temperature to the...

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A comprehensive review on energy efficient CO2 breakthrough ...

Dec 18, 2017 ... energy saving and carbon capture and storage in iron and steel making processes by collating updated. information from a ... technology in coal-based integrated steel plant would be an efficient means for sustainable green iron. and steel ..... Flow diagram on various routes of steel production [25]. Fig. 4.

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MIDREX Processes

29 DEC. 2010. MIDREX Processes. Masaaki ATSUSHI, Hiroshi UEMURA, Takashi SAKAGUCHI. Plant Engineering Department, Iron Unit Division, Natural .... MIDREX process. Fig. 3 is a flow chart for the MIDREX process. Either lump ore, or pellets prepared for direct reduction ironmaking, are charged as raw material.

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Sponge Iron Consumption against Metallic Steel Scrap In ... - MRAI

that sponge iron production continues to play a leading role in the growth of Indian steel industry. However, due to rising ... India has been highly successful in substituting steel scrap with sponge iron for steel making. • Freedom from dependence on ... www.iscudyog.com. Process Flow Diagram for Pelletisation + DRI Plant...

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process flow diagram of steel plant

Iron Ore Processing for the Blast Furnace ... Creating steel from low-grade iron ore requires a long process of mining, ... National Steel Pellet Company's plant is ... Email Get Price. iron plant process flow diagram -. Iron And Steel Production Process Description1-3 The production of steel at an integrated iron and steel plant...

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PROPERTIES AND FEATURES OF DIRECT REDUCED IRON ...

Jan 31, 2007 ... Thus, due to this porous structure, DRI is often called sponge iron. It should be noted that although the current blast furnace processes is fully established, many of the alternative ironmaking processes are still under development. However, direct reduction processes have reached some level of commercial...

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Technology and Steel Industry Competitiveness - Princeton University

Schematic Flow Chart for Integrated and. Nonintegrated Steelmaking. . . . . . . . ,., 188. 23. Schematic Diagram of Direct Reduction. Processes q . * * * *, * *, * ., . ... hydrogen, and nuclear sources; improved methods of increasing scrap and sponge iron use; increased availability of direct reduced iron (DRI) as a substitute for...

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Quality Process for Manufacturing | Shyam Steel TMT

The finished product of DRI plant i.e. sponge iron is then tested for its Fe content and chemical composition and is identified by day wise production. The conforming material is taken to SMS plant for charging and in case of non-conformation, material is sent to rejection yard. Steel Melting Shop (SMS): In the SMS plant the...

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JSW Steel Ltd

Nov 30, 2017 ... PROCESS FLOW CHART-. JSW DOLVI (5 MTPA). Billet Caster. Bar Mill. Sinter Plant. Pellet Plant. Coke oven. Blast furnace. ConArc. Iron ore Fines. Coal. Coal Injection. Plant. HSM. Sponge Iron Plant. NG. Pig Casting. Ladle. Furnace. Fluxes v v v. HRC. TMT. Jetty. Slab Caster. 2...

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Ironmaking Process Alternatives Screening Study - Department of ...

Ironmaking Process. Alternatives Screening Study. Volume I: Summary Report. SLURRY. PIPELINE. CONCENTRATE. SLAB. SHIPPING. IRON ORE. MINE ..... Some have had some pilot plant-scale production and application testing .... process flow diagrams; spreadsheet mass balance models and process simulation...

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process flow diagram for iron and steel - quarry

and process-related sources for primary iron and steel production .. generate a process flow diagram(s) that identifies the unit operations, on-site transport-. ... Iron and steel powders for the manufacturing of sintered structural components .. 2.2. Flow-sheet for the Höganäs Sponge Iron Process. .. The diagram at Fig.

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Chapter 73. Iron and Steel

The iron ores, in particular high-grade or upgraded ores, are reduced to sponge iron by extracting the oxygen they contain, thus obtaining a ferrous material that ... There are three types of steel-making furnaces: the open-hearth furnace, the basic-oxygen process converter (see figure 73.6) and the electric arc furnace (see...

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RAW MATERIAL General The major Raw Materials required for ...

General. The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non-. Coking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE. The quality requirement of Sized ore for sponge iron production can be classified into:-...

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Fluidized-bed technology for the production of iron ... - SAIMM

Apr 3, 2009 ... The first commercial plant with an annual capacity of 1.5 mt of hot metal started the operation in April 2007. FINMET® process flow sheet. FINMET® is a direct-reduction process for producing HBI, which is used mainly as a scrap substitute for steelmaking in the electric-arc furnace or basic oxygen furnace.

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PRODUCTION OF IRON AND STEEL POWDERS

Höganäs sponge-iron process and the water-atomizing process. .... in Sweden (taking over the Esamann-plant) and in the USA (building a new large .... The diagram at Fig. 2.4 shows the influence of alloying elements on the hardness of iron. 2.6 Distaloy and Starmix. In order to eliminate the segregation problem with...

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the canadian steel industry - L'Office de l'efficacité énergétique

One. Canadian integrated plant also uses the EAF process to produce a portion of its steel. One. EAF plant has a direct reduction facility that produces “sponge” iron from iron ore, for conversion into steel in the EAF process. All four integrated steel plants are in Ontario. 2.2 Energy Use. The steel industry is a large industrial...

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Sour gas sweetening - - PetroWiki

Jul 6, 2015 ... 6.1 Iron sponge (Iron Oxide); 6.2 SulfaTreat (Iron Oxide); 6.3 Molecular sieves. 7 Screening ... A schematic drawing of typical process equipment for sweetening sour gas with regenerative solvent is shown in Fig. 1. The first vessel is the ... 1—Schematic drawing of sweetening process equipment. The rich...

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Waste Heat Recovery Steam Generator in Sponge Iron Plant

generation. Thus the whole plant efficiency is improved by effective utilization of waste heat energy and eliminating the power which is consumed by gas cooler. Keywords—Conventional Energies, Conventional Fuel, Flue Gas Cooler, Non-Conventional Fuels, Sponge. Iron Plant, Steam Generator, Waste Heat Recovery.

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Preface - Indian Bureau of Mines

48 Grate-Kiln Flow Sheet 96. 49 Cross-section Showing the Construction of the Modern Iron Blast Furnace 116. 50 Different Temperature Zones and Chemical Reactions in the Blast Furnace 117. 51 Flow Diagram of Sponge Iron Making in a Rotary Kiln 123. 52 Krupp-Renn Process Flow Diagram 125. 53 Krupp-CODIR...

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