PO.SF.PL.Gas.Weymouth.Rate.SI
Description
Gas flow rate using Weymouth equation for high-pressure large-diameter pipelines, [sm3/d] (SI units).
Formula
=LAMBDA(P_in, P_out, pipe_ID, pipe_length, SG_gas, T, Z, E, LET(
P_in_psi, PO.UnitConverter(P_in, "kPa", "psi"),
P_out_psi, PO.UnitConverter(P_out, "kPa", "psi"),
pipe_ID_in, PO.UnitConverter(pipe_ID, "cm", "in"),
pipe_length_mi, PO.UnitConverter(pipe_length, "km", "mi"),
T_degF, PO.UnitConverter(T, "degC", "degF"),
result_Mscfd, PO.SF.PL.Gas.Weymouth.Rate(P_in_psi, P_out_psi, pipe_ID_in, pipe_length_mi, SG_gas, T_degF, Z, E),
PO.UnitConverter(result_Mscfd, "Mscf/d", "sm3/d")))Parameters
| Parameter | Unit | Description |
|---|---|---|
P_in |
kPa | Inlet pressure, [kPa] |
P_out |
kPa | Outlet pressure, [kPa] |
pipe_ID |
cm | Pipe inner diameter, [cm] |
pipe_length |
km | Pipe length, [km] |
SG_gas |
- | Gas specific gravity (air=1) |
T |
degC | Average temperature, [degC] |
Z |
- | Gas compressibility factor |
E |
- | Pipeline efficiency (0-1) |
Examples
| Invocation | Expected |
|---|---|
=PO.SF.PL.Gas.Weymouth.Rate.SI(6895, 3448, 10.16, 80.47, 0.65, 26.67, 0.9, 0.92) |
3138361.77 |