Blast Furnace: Overview
Learning Outcomes for this Section
After completing this section, you should be able to:
* Identify where the blast furnace fits in the total steel production process
* Describe the blast furnace layout and its auxiliary equipment
* Explain the blast furnace process
* Identify raw materials and their preparation
* Describe the charging procedure & layered structure of the furnace
* List the different zones and their physical and chemical states
* Write down the main chemical reaction in different zones
* Explain the thermodynamics and reaction kinetics of the iron ore reduction
* Explain the functions of tuyere and raceway and importance of coke combustion
* Describe the principle energy and mass balance of the process
* Explain the role of pulverised coal injection (PCI) and injection of other fuels
* Detail the influence of process parameters such as slag fluxes, blast injectants, blast temperature, coke rate
* Identify the critical control parameters of the process
* Describe the products and by-products and their quality control
* List other alternative ironmaking processes
http://www.steeluniversity.org/content/html/eng/default.asp?catid=13&pageid=2081272388Now don't forget to click the "next" button to continue viewing and digesting the entire module contents... Heck! You may just learn something here! ;)
Respectfully,
Henry