Description:

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

Excel Function Syntax:

PowerLawExponentialDeclineRate(Qi_intercept, Di_intercept, D_inf, n, time)

Online Calculator:

Parameter Value Description
Qi_intercept Rate "intercept", [L3/T]
Di_intercept Decline constant defined by equation D1/n, where D1 is Decline constant at 1 time unit, [1/T]
D_inf Decline constant at "infinite time", [1/T]
n Time "exponent", [dimensionless]
time Time, [T]
Result

All functions from Decline category

# Function Description
1 HyperbolicDeclineRate HyperbolicDeclineRate - Arps hyperbolic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.
2 ExponentialDeclineRate Arps exponential production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.
3 HarmonicDeclineRate Arps harmonic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.
4 HyperbolicDeclineCumulative Arps hyperbolic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.
5 ExponentialDeclineCumulative Arps exponential production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.
6 HarmonicDeclineCumulative HarmonicDeclineCumulative - Arps harmonic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.
7 BasicFieldProfile Typical field production profile. Units of volume [L3] and time [T] must be consistent.
8 CombinedFieldProfile Field production profile based on drilling schedule and typical well profile.
9 ModifiedHyperbolicDeclineRate ModifiedHyperbolicDeclineRate - Modified hyperbolic production decline curve: rate vs time. Units of volume [L3] and time [T] must be consistent.
10 ModifiedHyperbolicDeclineCumulative ModifiedHyperbolicDeclineCumulative - Modified hyperbolic production decline curve: cumulative production vs time. Units of volume [L3] and time [T] must be consistent.
11 PowerLawExponentialDeclineRate PowerLawExponentialDeclineRate - Power Law Exponential (PLE) Decline Rate-Time Relation. Units of volume [L3] and time [T] must be consistent.