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Ecological hot metal production using coke plant and blast furnace route; Production ecologique de fonte par la filiere cokerie et haut-fourneau

Abstract

The coke plant/blast furnace will remain dominant for the production route from iron ores to crude steel. There exists a community of fate for the coke plant and the blast furnace as blast furnaces cannot be operated without coke for physical reasons. For cost optimization, it was and is important to minimize the coke rate in the blast furnace and to utilize the by-products of the blast furnace and of the coking plant. The paper discusses, for an interconnecting network of an integrated iron and steelworks, the potentials of the use of coke oven gas and blast furnace gas. The coke oven gas can be utilized for electric power and heat production, for conversion into hydrogen and methanol as well as reducing gas in the blast furnace or in a DRI plant. Blast furnace gas can be used conventionally for blast heating, coke plant under-firing and power production, or it can be recycled to the blast furnace in the nitrogen-free blast furnace process and in the plasma heated blast furnace process. A critical comprehensive assessment is also given for these potentials with respect to CO{sub 2} emissions. (authors)
Authors:
Schmole, P; [1]  Lungen, H B [2] 
  1. Thyssen Krupp Stahl AG (Germany)
  2. Steel Institute VDEh, Dusseldorf (Germany)
Publication Date:
Mar 01, 2005
Product Type:
Journal Article
Resource Relation:
Journal Name: Revue de Metallurgie (Paris); Journal Issue: 3; Conference: Presentation at the 2004 ATS international steelmaking conference, session 1, Paris (France), 9-10 Dec 2004; Other Information: 18 refs.; PBD: Mar 2005
Subject:
54 ENVIRONMENTAL SCIENCES; GREENHOUSE GASES; AIR POLLUTION ABATEMENT; CARBON DIOXIDE; ENERGY CONSUMPTION; CLIMATIC CHANGE; METAL INDUSTRY; COKE OVENS; BLAST FURNACES
OSTI ID:
20594835
Country of Origin:
France
Language:
English; French
Other Identifying Numbers:
Journal ID: ISSN 0035-1563; REMEAH; TRN: FR0502744
Submitting Site:
FR
Size:
page(s) 171-182
Announcement Date:
Jun 12, 2005

Citation Formats

Schmole, P, and Lungen, H B. Ecological hot metal production using coke plant and blast furnace route; Production ecologique de fonte par la filiere cokerie et haut-fourneau. France: N. p., 2005. Web.
Schmole, P, & Lungen, H B. Ecological hot metal production using coke plant and blast furnace route; Production ecologique de fonte par la filiere cokerie et haut-fourneau. France.
Schmole, P, and Lungen, H B. 2005. "Ecological hot metal production using coke plant and blast furnace route; Production ecologique de fonte par la filiere cokerie et haut-fourneau." France.
@misc{etde_20594835,
title = {Ecological hot metal production using coke plant and blast furnace route; Production ecologique de fonte par la filiere cokerie et haut-fourneau}
author = {Schmole, P, and Lungen, H B}
abstractNote = {The coke plant/blast furnace will remain dominant for the production route from iron ores to crude steel. There exists a community of fate for the coke plant and the blast furnace as blast furnaces cannot be operated without coke for physical reasons. For cost optimization, it was and is important to minimize the coke rate in the blast furnace and to utilize the by-products of the blast furnace and of the coking plant. The paper discusses, for an interconnecting network of an integrated iron and steelworks, the potentials of the use of coke oven gas and blast furnace gas. The coke oven gas can be utilized for electric power and heat production, for conversion into hydrogen and methanol as well as reducing gas in the blast furnace or in a DRI plant. Blast furnace gas can be used conventionally for blast heating, coke plant under-firing and power production, or it can be recycled to the blast furnace in the nitrogen-free blast furnace process and in the plasma heated blast furnace process. A critical comprehensive assessment is also given for these potentials with respect to CO{sub 2} emissions. (authors)}
journal = []
issue = {3}
journal type = {AC}
place = {France}
year = {2005}
month = {Mar}
}