Excel Function

# GasFlowRatePSS

Description:

Gas well flow rate for pseudosteady state condition using Darcy flow approximation, [mscf/d]

Excel Function Syntax:

GasFlowRatePSS(K, h, P_average, Pwf, zFactor, Ug, Re, Rw, S, T)

Online Calculator:

Parameter | Value | Description |
---|---|---|

K | Permeability, [mD] | |

h | Reservoir height, [ft] | |

P_average | Average reservoir pressure, [psia] | |

Pwf | Bottom-hole flowing pressure, [psia] | |

zFactor | Gas compressibility factor (Z), [dimensionless] | |

Ug | Gas viscosity, [cP] | |

Re | Drainage radius, [ft] | |

Rw | Wellbore radius, [ft] | |

S | Skin factor, [dimensionless] | |

T | Reservoir temperature, [degR] | |

Result |

invalid input value

## Related Functions

3 items

### GasFlowRatePSSNonDarcy

Gas well stabilized flow rate for pseudosteady state condition, with Non-Darcy flow equation, [mscf/d]

### NonDarcyCoefficient

Correlation for estimating non-Darcy coefficient, [d/mscf]

### TimeToPSSGas

Time to stabilized flow in gas well, [h]