Direct Reduced Iron and its Production Processes – IspatGuru

Mar 16, 2013· DR process, DRI, HBI, Iron making. Metallization, reformed natural gas, residual elements, Rotary kiln, Direct Reduced Iron and its Production Processes. Direct reduced iron (DRI) is the product which is produced by the direct reduction of iron ore or other iron bearing materials in the solid state by using non-coking coal or natural gas.

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ppt of kiln design for steel plant in wekipidiy - BINQ Mining

Nov 26, 2012· dri plant process ppt – beltconveyers.net. Sponge Iron Plants,Sponge Iron Kiln Plant,VSK Cement …plant 1170 28.833 EAF/ EOF based mini steel plant 37+2 9.500 Gas … Posts Related to dri plant process ppt. »More detailed

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Stainless Steel Production: AOD and VOD. - Blog Inox mare En

Dec 01, 2016· The AOD process is fast and cheap. Today, it is certainly more used in the specialized steel mills with continuity in the production of stainless steels. Indeed, the VOD process is particularly suitable for mixed production of stainless steel. Where the share is more modest and produced steels stainless also. Come to our Inoxmare web shop!

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Cost Effectiveness Analysis of HYL and Midrex DRI ...

Apr 27, 2016· After the DRI exits the shaft furnace, it can be cooled and compressed to briquetted iron for safe storage and transportation. The hot metal can also be taken directly to the electric arc furnace for immediate use. This technology eliminates the need for a coking or sintering plant. (Industrial Technology Database, 2012). A process flow

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The MIDREX Process - The world's most reliable and ...

THE HEART OF THE MIDREX® PROCESS IS THE MIDREX® SHAFT FURNACE. AS A KEY COMPONENT OF THE MIDREX® DIRECT REDUCTION PROCESS, THE MIDREX SHAFT FURNACE IS THE MOST FLEXIBLE AND VERSATILE REDUCTION VESSEL FOR DRI PRODUCERS. The MIDREX® Shaft Furnace can use natural gas or a syngas from coal or coke oven gas as its reductant.

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Vincent Chevrier, Ph.D. GM Business Development

• DRI now represents about 16% of worldwide EAF charge mix • Top producing nations: 1. India 2. Iran 3. Russia 4. Mexico 5. Saudi Arabia MIDREX® Technology produced nearly 80% of shaft furnace DRI DRI Production. MIDREX NG® process • First plant built in 1969 –celebrating 50 years! • Over one billion tons of iron produced by the ...

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Professional Practices | DRI International

Professional Practices 2017. As part of DRI International's ongoing efforts to maintain the relevance and utility of the Professional Practices, an extensive revision of substance, form, and function was undertaken starting in mid-2015 and finishing in the beginning of 2017. The goals were to provide information that would include: In ...

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CMT: Cold Metal Transfer - Digital Welding Solutions

The CMT process has a universal range of application. The specific know-how can be used for all materials. Applications Whether as an automated or a manual application, the CMT Process is suitable for use in all industrial sectors: from the automotive and supplier industries to industrial plant and pipeline construction, to maintenance and ...

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Nucor History

The $750 million direct reduced iron (DRI) plant in St. James Parish, Louisiana, becomes fully operational. Nucor Steel Louisiana LLC is the largest DRI plant in the world with an annual production capacity of 2.5 million tons, and is the first DRI plant to operate in the U.S. since 2009.

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SPONGE IRON PLANT

MANUFACTURING PROCESS Coal based Direct reduction process is classified based on the reducing agent namely solid. Most solid reduction process use non-coking coal as reducing agent due to abundantly available non-coking coal. The process proposed to be adopted is the rotary kiln proposes using Non-coking coal and iron ore.

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Direct Reduction Process - an overview | ScienceDirect Topics

The separate production of Fe in efficient modern plants by the direct reduction process (DRI, operated below the melting point of iron) requires 12.8 GJ per ton of iron [9]. In this case, the production of 0.50 million tons Fe would require 6.4 million GJ.

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MIDREX Processes -

Plant Engineering Department, Iron Unit Division, Natural Resources & Engineering Business Since 1978, when a plant based on the MIDREX process was built in Qatar for producing direct reduced iron, Kobe Steel and MIDREX Technologies, Inc., have collaborated to make many technical improvements in the process. The largest MIDREX module, having an

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Irena Hydrogen from Renewable Power 2018

6 HDROGEN ROM RENEWABLE POWER ABBREVIATIONS ALK alkaline BEV battery electric vehicle CAPEX capital expenditure CCS carbon capture and storage CCU carbon capture and utilisation COP21 21st Conference of the Parties to UN Framework Convention on Climate Change CO₂ carbon dioxide CSP concentrated solar power DRI-H direct reduction via hydrogen e-fuel electrofuel

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Potential for CO2 emissions reduction in MIDREX direct ...

DRI Pellet Plant Iron Ore Gas-Based DR Plant Shale Gas • Lower capital cost of a DRI plant – around half that for an equivalent blast furnace • Lower greenhouse gas emissions. •Reduction Cost Evaluation Coking coal=175$/t Gas=4$/mmBTU BF:144$/t Gas-DR:44$/t ↓↓↓↓Diff. 100$/t •1st Phase:2.5Mt/y mid-2013 •2nd Phase:6-7Mt/y

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(PPT) Ppt on steel making | Sapan Kansara - Academia.edu

Ppt on steel making. Production of Iron and Steel fRaw Materials for Production Iron Ore Limestone ---------- Coke fIron Ore Abundant, makes up 5% of earth's crust Is not found in 'free state', must be found in rocks and oxides, hence Iron ore. After mining, the ore is crushed and the iron is separated, then made into pellets, balls or ...

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Steel making process – ArcelorMittal

In the former process, iron ore is the main raw material. In an electric furnace, scrap iron is used and occasionally also sponge iron. Sponge is an intermediate product, which is produced from iron ore by means of direct reduction (= DRI or directly reduced iron) and that is then further reduced and smelted in an electric furnace.

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION …

process, For the development of the process upto the present state, three pilot plants have been erect-ed and operated and several commercial plants are already in operation or are in the state of erection. The SL-RN process also uses rotary kiln for reducing iron ore. The plant, as shown in Fig. 2, essentially consists of raw material handling

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Customizing of RH DEGASSING TECHNOLOGY

steel plant and a subsidiary of the Metalloinvest Holding. Instead of scrap, the electric arc furnace is charged with DRI – metallized pellets generated by the Midrex direct reduction process in a nearby DRI plant. This is the biggest production complex of this type in Europe. The production line consists of the following processing ...

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Organising the Plan for Turnarounds - Plant Maintenance

generic process is capable of being applied to the overhaul of a multitude of different types of plant and equipment, irrespective of the nature of the industry. The 80/20 rule is well known; however, if a sound generic process is being applied then many are surprised to discover that the fit is more like 90/10.

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Kobe's Activity in Iran providing MIDREX® DR Plant

KSL has recently conducted plant diagnosis for some of Process Licensees. Furthermore, engineering work for performance improvement is also on going. ・Capacity enhancement (doubling the designed capacity) ・Decrease of water consumption (to less than 30 %) ・Conversion to Hot/Cold DRI to reduce electrical power consumption in EAF

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HYL Direct Reduction Technology: Adaptations for the ...

HYL is a process designed for the direct reduction of iron ores by use of reducing H2 and CO gases. As presented in Figure 1 above, there are three process schemes available for producing: DRI: Cold DRI discharge is commonly used in an adjacent meltshop close to the DR facilities.

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Waste Heat Recovery in Cement plant - IJERT

plant considered is Dalmia Cement –– Unit 2, Trichirapalli, India. A schematic of the plant (Fig. 1) shows . the flow of various streams and the . components of the plant. The plant. runs on dry process . with a four stage suspension preheater and an inline . Calciners. The production capacity is 3018 tonne per . …

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Rotary Kiln Maintenance Procedures

Rotary Kiln Maintenance Procedures State of the Art Rotary Kiln Maintenance Technology 5078 Bristol Industrial Way, Bldg 100, Buford, GA 30518 Phone (770) 831-8229 Fax (770) 831-3357

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Direct Reduced Iron (DRI) Production Plant

Direct Reduced Iron (DRI) Production Plant NIPPON STEEL ENGINEERING CO., LTD. Basic Concept or Summary S-16 u A direct reduced iron (DRI) production plant is a shaft reduction furnace to produce DRI with large metal iron content by directly reducing iron ore (or iron ore pellets) with reducing gases.

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Sponge Iron | Iron | Steelmaking - Scribd

Sponge iron is the metallic product formed by the reduction (removal of oxygen) of iron ore at temperature below the fusion point of iron while it is still in solid state. It is also called direct reduced iron (DRI). Directreduced iron (DRI) is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas ...

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Coal based Direct Reduction Rotary Kiln Process – IspatGuru

Feb 14, 2017· Coal based DRI plants are flexible with respect to plant location since non-coking coal is widely distributed in large deposits and is easy to transport. Most plants employ reduction process which is carried out in rotary kilns. These plants use wide variety of raw materials and non-coking coal.

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ENERGIRON | DRI TECHNOLOGY BY TENOVA AND DANIELI

ENERGIRON direct reduction plants are designed for maximum savings in both investment and operating costs. Multiple reduction reactors can share a common reducing gas source. Auxiliary systems and materials handling equipment can be common to several modules. With the ZR process configuration, further economies are obtained based on the smaller ...

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Kobetsu Kaizen Losses Analysis to Enhance the Overall ...

iron plant, with a capacity of producing 1.32 MTPA DRI. It is the only sponge iron manufacturer in the country with captive raw material resources and power generation. Direct Reduced Iron (DRI) plant - 4 units of 0.72 MTPA capacity producing 500 tonnes/day and 6 units of 0.6 MTPA capacity producing 300 tonnes/day rotary kilns.

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