Excel Function

# ProdIndexHorWellBorisov

Description:

Horizontal well productivity index under steady state flow. Borisov method for well in an isotropic reservoir, [STB/(d.psi)]

Excel Function Syntax:

ProdIndexHorWellBorisov(L, Rw, Re, h, K, Bl, Ul)

Online Calculator:

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

L | Length of the horizontal part of the well, [ft] | |

Rw | Wellbore radius, [ft] | |

Re | Drainage radius of the horizontal well, [ft] | |

h | Reservoir height, [ft] | |

K | Permeability, [mD] | |

Bl | Liquid formation volume factor, [bbl/STB]. | |

Ul | Liquid viscosity, [cP] | |

Result |

## Related Functions

6 items

## FlowRateSS

Steady state production flow rate, [STB/d]

## FlowRateSSVogel

Vogel inflow performance for Steady state flow, [STB/d]

## ProdIndexHorWellGRJ

Horizontal well productivity index under steady state flow. The Giger-Reiss-Jourdan method for well in an anisotropic reservoir, [STB/(d.psi)]

## ProdIndexHorWellJoshi

Horizontal well productivity index under steady state flow. The Joshi method for well in an anisotropic reservoir, [STB/(d.psi)]

## ProdIndexHorWellRD

Horizontal well productivity index under steady state flow. The Renard-Dupuy method for well in an anisotropic reservoir, [STB/(d.psi)]

## ProdIndexSS

Steady state productivity index for vertical well, [STB/(d.psi)]