Research Article

Modelling of Transient CO2/Water Flow in Wellbore considering Multiple Mass and Heat Transfer

Table 2

Main parameters of the kicking well.

ParameterValueParameterValue

Well depth3718.84 mDisplacement30 L/s
Density of drilling fluid1.43 g/cm3Plastic viscosity30 mPa∙s
Yield value15 PaPermeability480 mD
Geothermal gradient1.9°C/100 mSurface temperature26°C
Shut-in standpipe pressure1.9 MPaShut-in casing pressure2.0 MPa
Wellbore configuration:
Drilling assembly: