Fluid Flow Properties and Units
Typical SI units for the various fluid flow parameters are given in the table below.
Parameter |
3DEC keyword |
SI Units |
Joint aperture at zero normal stress, uh0 |
flowplane property aperture-initial |
m |
Joint maximum aperture, umax |
flowplane property aperture-maximum |
m |
Joint minimum (residual) aperture, ures |
flowplane property aperture-minimum |
m |
Fluid bulk modulus, Kw |
block fluid property bulk |
Pa |
Fluid density, ρf |
block fluid property density |
kg/m3 |
Dynamic viscosity, μ |
block fluid property viscosity |
Pa · sec |
Flow rate or discharge per unit width of joint q |
flowplane edge apply discharge |
m3/sec · m |
Volumetric flow rate, Q |
flowknot apply discharge |
m3/sec |
Fluid pressure, p |
flowpknot apply pore-pressure |
Pa |
Joint hydraulic conductivity, kH |
|
m/s |
Gas flow constant, γ |
block fluid gas alpha |
|
Gas flow constant, B |
block fluid gas constant |
s2/m2 |
Proppant volumetric concentration, c |
flowplane vertex initialize proppant-volume |
|
Proppant grain diameter |
block fluid proppant grain-size |
m |
Proppant density, ρd |
block fluid proppant density |
kg/m3 |
Proppant pack intrinsic permeability |
block fluid proppant permeability |
M3 |
Matrix mobility coefficient, k |
block zone fluid property permeability |
m2/(Pa/s) |
Matrix porosity, n |
block zone fluid property porosity |
|