DPM parameters | Settings | Remarks |
---|---|---|

Particle time step size (second) | 0.001 | |

Iterations per flow time step | 20 | |

Max. number of steps | 5,000,000 | |

Coupling setup | Two-way coupling | Interact with fluid phase |

Particle regime | Unsteady-state DPM | Interact with fluid phase |

Density (kg/m^{3}) | 1020 | Measured data |

Boundary conditions for DPM | Inlet and Outlet: escaped Bed: developed approach Wall: reflect | The developed approach was specified by a UDF, for more details, refer to Table 3 |

Particle size distribution (μm) | Defined using the Rosin–Rammler equation | Parameter: diameters’ classification = 10, n = 3.89, d_{min} = 300 μm, d_{mean} = 565 μm, d_{max} = 800 μm |

Particle injection | At Inlet per flow time step | Initial velocity = flow velocity |

Turbulent dispersion of particle | Stochastic modeling | DRWM with C_{L} = 0.05, 0.15, 0.25, 0.5 |

Impulse sediment per time (kg) | 0.1 |