Numerical Studies of the Gas-Solid Hydrodynamics at High Temperature in the Riser of a Bench-Scale Circulating Fluidized Bed

Table 1

Geometrical and physical properties of the system.

Riser internal diameter, 𝐷𝑟	0.102 m
Standpipe/L-valve diameter, 𝐷lv	0.063 m
Riser height, H	4.0 m
Particle density, 𝜌	2,700 kg/m^3
Particle Sauter mean diameter, 𝑑𝑠	353 μm
Particle specific heat, 𝐶𝑝	830 J/kg K
Minimum fluidization velocity^1, 𝑈mf	0.06 m/s
Particle transport velocity^2, 𝑈tr	5.78 m/s
Particle Geldart group	B

¹Wen and Yu [28]; ²Bai et al. [29].