炼铁高炉多物理耦合跨尺度数值建模及内部热化行为研究/鄂殿玉,崔佳鑫

1  Introduction

  1.1  Blast furnace ironmaking process

  1.2  Raceway zone

  1.3  Thermo-chemical behaviors of iron ore particles in BF

  1.4  Mathematical modelling and numerical approaches for

gas-solid flow

  1.5  Mixed layer

  1.6  Summary and objectives

2  Discrete particle modelling of lateral jets into a packed bed and

micromechanical analysis of the stability of raceways  

2.1  Introduction

  2.2  Model deion

  2.3  Simulation conditions

  2.4  Results and discussion

flow states

flow zones

  2.5  Conclusions

3  Validation of CFD-DEM model for iron ore reduction at particle

level and parametric study  

3.1  Introduction

  3.2  Model deion

  3.3  Simulation conditions

  3.4  Results and discussion

  3.5  Conclusions

4  DEM-based virtual experimental blast furnace: A quasi-steady

state model  4.1  Introduction

  4.2  Model deion

  4.3  Simulation conditions

  4.4  Results and discussion

  4.5  Conclusions

5  A process scaling approach for CFD-DEM modelling of thermochemical

behaviors in moving bed reactor  

5.1  Introduction

  5.2  Model deion

dimensionless numbers

  5.3  Simulation conditions

  5.4  Results and discussion

  5.5  Conclusions

·Ⅴ··Ⅵ·6  A transient discrete element method-based virtual experimental

blast furnace model  6.1  Introduction

  6.2  Model deion

  6.3  Simulation conditions

  6.4  Results and discussion

CFD BF model

  6.5  Conclusions

7  Numerical investigation of mixed layer effect on permeability in a

dynamic blast furnace

7.1  Introduction

  7.2  Model deion

  7.3  Simulation conditions

  7.4  Results and discussion

  7.5  Conclusions

8  Conclusions and further studies

  8.1  Conclusions

  8.2  Future work

References