Table 1: Summary of experimental data from previous studies.

Experimental data sourceFluid density (kg/m3) (—) (Pa  )Pipe rotation (rpm)κ ( / ) (—)Fluid velocity (m/s)Avg. cuttings size (m)Cuttings density (kg/m3)ROP (m/s)

Osgouei [25]998.51.00.001800.640.6231.524–2.74320.002012761.40.00508
Han et al. [12]998.50.750.04800.7000.327–0.6540.00125500.00526