°üÓÊ COREXÁ¶Ìú¹¤ÒÕµÄÎïÀíÊýѧģÄâ

Part ¢ñ Research Background
1 COREX Ironmaking Process
1£®1 Brief Introduction about Different lronmaking Processes
1£®1£®1 Blast Furnace
1£®1£®2 Direct-reduced Ironmaking
1£®1£®3 Smelting Reduction Ironmaking
1£®2 Brief Introduction about COREX Process
1£®3 COREX Process in China Refe rences

Part ¢ò Physical and Mathematical Simulation of COREX Shaft Furnace
2 Physical Simulation of Solid Flow in COREX Shaft Furnace
2£®1 Physical Modelling
2£®1£®1 Apparatus
2£®1£®2 Experimental Conditions
2£®2 Results and Discussion
2£®2£®1 Characteristics of Solid Flow
2£®2£®2 Effect of Variables on Solid Flow
2£®2£®3 Effect of AGD Beams on Solid Flow
2£®3 Summary
References
3 Mathematical Simulation of Solid Flow in COREX Shaft
Furnace
3£®1 DEM Model
3£®2 Model Validity
3£®3 Solid Flow Including Asymmetric Phenomena in Traditional SF
3£®3£®1 Simulation Conditions
3£®3£®2 Basic Solid Flow
3£®3£®3 Effect of Discharging Rate
3£®3£®4 Asymmetric Behavior of Solid Motion
3£®4 Summary
References
4 Effect of Discharging Screw on Solid Flow in COREX Shaft Furnace
4£®1 Influence of Screw Design
4£®1£®1 Simulation Conditions
4£®1£®2 Solid Flow in Base Case
4£®1£®3 Effect of Screw Diameter
4£®1£®4 The Optimized Case
4£®2 Influence of Uneven Working of Screws
4£®2£®1 Simulation Conditions
4£®2£®2 Effect of Adjacent Inactive Discharging
4£®2£®3 Effect of Separated Non-working Screws
4£®2£®4 Effect of Discharge Rate
4£®3 Summary
References
5 Gas-solid Flow in a Large-scale COREX Shaft Furnace with
Center Gas Supply Device Through CFD-DEM Model
5£®1 CFD-DEM Model
5£®2 Model Validity
5£®3 Influence of CGD on Gas-solid Flow
5£®3£®1 Simulation Conditions
5£®3£®2 Part£®icle Velocity and Segregation
5£®3£®3 Voidage and Gas Distribution
5£®3£®4 RTD of Gas and Solid Phases
5£®4 Influence of Burden Profile on Gas-solid Flow
5£®4£®1 Simulation Conditions
5£®4£®2 Burden Descending Velocity and Particle Segregation
¡­¡­
Part ¢ó Physical and Mathematical Simulation of COREX Melter Gasifier
Part ¢ô Simulation of Fine Particles Behavior in COREX