Excel Function
PowerLawExponentialDeclineFitParameters
Description:
Fit Power Law Exponential (PLE) decline to rate-time data and return parameters as a row array [Qi_intercept, Di_intercept, D_inf, n].
Excel Function Syntax:
=PowerLawExponentialDeclineFitParameters(timeValues, rateValues)
Parameters:
| Parameter | Description |
|---|---|
| timeValues | Time samples (range or array). |
| rateValues | Observed rates (range or array). |
Related Theory
1 item
Power Law Exponential (PLE) Decline Model
Decline Models
Related Functions
5 items
PowerLawExponentialDeclineCumulative
Calculates cumulative production using Power Law Exponential (PLE) rate decline model. Units of volume [L3] and time [T] must be consistent.
PowerLawExponentialDeclineEUR
Estimated Ultimate Recovery (EUR) to an economic rate limit for Power Law Exponential (PLE) decline, [L3]. Returns cumulative production up to the time the rate reaches the economic limit.
PowerLawExponentialDeclineRate
Calculates production rate using Power Law Exponential (PLE) rate decline model. Units of volume [L3] and time [T] must be consistent.
PowerLawExponentialDeclineTime
Time to reach an economic rate limit for Power Law Exponential (PLE) decline, [T]. Returns the time when the production rate falls to the specified economic limit.
PowerLawExponentialDeclineWeightedFitParameters
Weighted fit of Power Law Exponential (PLE) decline to rate-time data and return parameters as a row array [Qi_intercept, Di_intercept, D_inf, n].