Excel Function
AnsahKnowlesBubaDeclineFitParameters
Description:
Fit Ansah-Knowles-Buba decline to rate-time data and return parameters as a row array [Qi, Alpha, Beta].
Excel Function Syntax:
AnsahKnowlesBubaDeclineFitParameters(timeValues, rateValues)
Online Calculator:
| Parameter | Value | Description |
|---|---|---|
| timeValues | Time samples (range or array). | |
| rateValues | Observed rates (range or array). | |
| Result |
Related Functions
5 items
AnsahKnowlesBubaDeclineRate
Calculates production rate using Ansah-Knowles-Buba decline model. Units of volume [L3] and time [T] must be consistent.
AnsahKnowlesBubaDeclineCumulative
Calculates cumulative production using Ansah-Knowles-Buba decline model. Units of volume [L3] and time [T] must be consistent.
AnsahKnowlesBubaDeclineTime
Time to reach an economic rate limit for Ansah-Knowles-Buba decline, [T]. Returns the time when the production rate falls to the specified economic limit.
AnsahKnowlesBubaDeclineEUR
Estimated Ultimate Recovery (EUR) to an economic rate limit for Ansah-Knowles-Buba decline, [L3]. Returns cumulative production up to the time the rate reaches the economic limit.
AnsahKnowlesBubaDeclineWeightedFitParameters
Weighted fit of Ansah-Knowles-Buba decline to rate-time data and return parameters as a row array [Qi, Alpha, Beta].