Excel Function

# HarmonicDeclineRate

Description:

Arps harmonic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.

Excel Function Syntax:

HarmonicDeclineRate(Qi, Di, time)

Online Calculator:

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

Qi | Initial rate, [L3/T] | |

Di | Initial decline rate, [1/T] | |

time | Time, [T] | |

Result |

## Related Functions

8 items

## ExponentialDeclineRate

Arps exponential production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.

## ExponentialDeclineCumulative

Arps exponential production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.

## HarmonicDeclineCumulative

Arps harmonic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.

## HyperbolicDeclineRate

Arps hyperbolic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.

## HyperbolicDeclineCumulative

Arps hyperbolic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.

## ModifiedHyperbolicDeclineRate

Modified hyperbolic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.

## ModifiedHyperbolicDeclineCumulative

Modified hyperbolic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.

## PowerLawExponentialDeclineRate

Power Law Exponential (PLE) Decline Rate-Time Relation. Units of volume [L3] and time [T] must be consistent.