Excel Function
ModifiedHyperbolicDeclineWeightedFitParameters
Description:
Weighted fit of Modified Hyperbolic decline to rate-time data and return parameters as a row array [Qi, Di, Dlim, b].
Excel Function Syntax:
ModifiedHyperbolicDeclineWeightedFitParameters(timeValues, rateValues, weightsValues)
Online Calculator:
| Parameter | Value | Description |
|---|---|---|
| timeValues | Time samples (range or array). | |
| rateValues | Observed rates (range or array). | |
| weightsValues | Per-sample weights (range or array), same length as inputs. | |
| Result |
Related Functions
5 items
ModifiedHyperbolicDeclineRate
Calculates rate using modified hyperbolic production decline curve. Units of volume [L3] and time [T] must be consistent.
ModifiedHyperbolicDeclineCumulative
Calculates cumulative production using modified hyperbolic production decline curve. Units of volume [L3] and time [T] must be consistent.
ModifiedHyperbolicDeclineTime
Time to reach an economic rate limit for modified hyperbolic decline, [T]. Returns the time when the production rate falls to the specified economic limit.
ModifiedHyperbolicDeclineEUR
Estimated Ultimate Recovery (EUR) to an economic rate limit for modified hyperbolic decline, [L3]. Returns cumulative production up to the time the rate reaches the economic limit.
ModifiedHyperbolicDeclineFitParameters
Fit Modified Hyperbolic decline to rate-time data and return parameters as a row array [Qi, Di, Dlim, b].