Covers all stages of blast furnace ironmaking: from input materials and charging systems to thermal reactions, gas flow dynamics, and process optimization.
Introduction and Equipment
Full Code
MAN0103210
Module Type
E-learning
Description
Short description:
Covers chemical, physical, and thermodynamic aspects of blast furnace steelmaking, including reduction zones, tuyère function, and molten metal discharge.
Long description:
This module provides an in-depth exploration of the blast furnace steelmaking process. It presents the chemical reactions involved in iron reduction, describes the structural zones of the blast furnace, and examines the importance of the tuyère and raceway areas. The learning sequence emphasizes the thermodynamic and kinetic principles that govern reduction reactions. Furthermore, it elaborates on the injection of pulverized coal and the discharge of molten materials. Through schematic illustrations and reaction pathways, learners gain insight into both gas and direct reduction mechanisms, enhancing their understanding of operational efficiencies and metallurgical transformations.
What you will learn
- Describe the charging process and layered material structure inside a blast furnace.
- Explain the thermodynamics and reaction kinetics governing iron ore reduction.
- Identify the zones of the blast furnace and their corresponding physical and chemical states.
- List the main chemical reactions in each reduction zone within the furnace.
- Discuss the mechanism of gas and direct reduction reactions, including CO/CO₂ equilibrium.
- Summarize the function and importance of tuyères and raceways in coke combustion and gas formation.
Module content
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