A Multiparameter Coupled Prediction Model for Annular Cuttings Bed Height in Horizontal Wells

Table 1

Basic parameters of the simulation.

Parameter	Value	Parameter	Value
Annulus length/m	10	Drilling pipe speed/r·min^-1	90
Outer diameter of annulus/mm	248.3	Cuttings density/g·cm^-3	2.5
Inner diameter of annulus/mm	127	Cuttings diameter/mm	5
Eccentricity/%	50	Pump delivery/L·s^-1	29
Penetration rate/m·h^-1	7.5	Drilling fluid density/g·cm^-3	1.53