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Energy analysis of a blast furnace system operating with the corex process and CO2 removal

  • Silesian University of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The integration of the COREX process with the blast-furnace process, the installation of CO2 removal and gas-and-steam CHP plant displays many energy and ecological advantages. The application of COREX gas after the removal of CO2 as hot reducing gas leads first of all to a saving of coke. Besides the reduction of the consumption of coke, also the consumption of blast, high-purity oxygen, the amount and LHV of blast-furnace gas are changed, as well as the production of electricity in the recovery turbine, the consumption of blast-furnace gas in the Cowper stoves and the amount of blast-furnace gas supplied to the gas-energy subsystem of the ironworks. Related to a unit amount of pig iron, these quantities are called energy characteristics of the blast-furnace assembly. They may be used to assess the energy process effects of applying COREX gas in the blast-furnace process. In order to assess the influence of injecting COREX gas into the thermal reserve zone the zone balance method of the blast-furnace process has been used.

Original languageEnglish
Title of host publicationECOS 2006 - Proceedings of the 19th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems
EditorsChristos A. Frangopoulos, Constantine D. Rakopoulos, George Tsatsaronis
PublisherNational Technical University of Athens
Pages671-678
Number of pages8
ISBN (Electronic)9608758424
Publication statusPublished - 2006
Event19th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2006 - Aghia Pelagia, Crete, Greece
Duration: 12 Jul 200614 Jul 2006

Publication series

NameECOS 2006 - Proceedings of the 19th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems

Conference

Conference19th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2006
Country/TerritoryGreece
CityAghia Pelagia, Crete
Period12/07/0614/07/06

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 13 - Climate Action
    SDG 13 Climate Action

Keywords

  • Blast-furnace process
  • CO removal
  • Corex installation
  • Energy characteristics
  • Process integration

ASJC Scopus subject areas

  • General Energy
  • General Environmental Science

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