Oftentimes, you apply a Well PI Multiplier (WPIMULT) in your HM, and the manager asks, "What is the equivalent skin factor?"
With some simple algebra, you can derive the relation between the two.
This simple Excel calculator uses both Darcy and ECL inflow definitions to derive final skin values for a range of initial skins and a range of WPIMULTs.
See how the tool works in this brief video tutorial:
https://www.youtube.com/watch?v=QvCRgyQCCb8
Alan Mourgues, MSc, is a Petroleum Reservoir Engineering Consultant with over 20 years of international industry experience. Through his business, moREc, he provides subsurface and financial expertise to Australian and international clients in the conventional and CBM industries.
Alan is also the founder of CrowdField, The Resource Hub for the Reservoir Engineering Crowd.
To learn more, visit his websites at morec.com.au, and crowdfield.net.
Contact Alan for bespoke solutions at [email protected].