Transient Variable Area Downhole Inverse Models

Transient Variable Area Downhole Inverse Models

This chapter contains sections titled: Method 5‐1. Problems with Acoustic Impedance Mismatch Due to Collar‐Drillpipe Area Discontinuity, with Drillbit Assumed as Open‐end Reflector (Software Reference, Collar‐Pipe‐Open‐16.for). Method 5‐2. Problems with Collar‐Drillpipe Area Discontinuity, with Dril...

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Bibliographische Detailangaben
1. Verfasser: Chin Wilson C
Format: Buchkapitel
Sprache:eng
Schlagworte:
Acoustic
Drill collar
Geology, Exploration & Drilling
MWD signal
Non‐Newtonian losses
Oil & Gas Engineering
Reflections
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Zusammenfassung:This chapter contains sections titled: Method 5‐1. Problems with Acoustic Impedance Mismatch Due to Collar‐Drillpipe Area Discontinuity, with Drillbit Assumed as Open‐end Reflector (Software Reference, Collar‐Pipe‐Open‐16.for). Method 5‐2. Problems with Collar‐Drillpipe Area Discontinuity, with Drillbit Assumed as Closed end, Solid Drillbit Reflector (Software Reference, Collar‐Pipe‐Closed‐*.for).
DOI:10.1002/9781119479307.ch5