Unconventional Resources: A Typical Well Is Hard To Define
A type curve is a quick way to answer a critical question—what does a typical well produce over time in a given place?
On the plus side this simple calculation can be done using only basic math skills. “The conventional approach is to determine the arithmetic average of production during a given month from different wells in a reservoir of interest to create a type well,” according to SPE 178525.
On the downside, the next sentence is: “This method is deeply flawed.”
The flaws include “different results by different evaluators” that are “overestimates or underestimates (usually overestimates” of future production, according to the paper, whose authors include John Lee, a professor at Texas A&M University who is well known for his work on reservoir production analysis.
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Unconventional Resources: A Typical Well Is Hard To Define
Stephen Rassenfoss, JPT Emerging Technology Senior Editor
01 September 2017
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