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PDC bit performance for rotary, mud motor, and turbine drilling applications

Conference · · Soc. Pet. Eng. AIME, Pap.; (United States)
OSTI ID:6277450

During laboratory drilling tests at simulated downhole conditions in shale, the performance of a polycrystalline diamond compact (PDC) bit was measured over a wide range of rotational speeds covering rotary, positive displacement motor (PDM) and turbine drilling applications. Tests were conducted at a constant borehole pressure with a standard water-base mud. Penetration rate, torque and mechanical horsepower at the bit were determined as a function of rotational speed, bit weight and flow rate. Based on the test results, the cost benefit of higher rotational speeds achieved with PDM and turbine drilling was examined in terms of break-even costs relative to rotary drilling.

Research Organization:
Drilling Research Laboratory Inc.
OSTI ID:
6277450
Report Number(s):
CONF-8409104-
Journal Information:
Soc. Pet. Eng. AIME, Pap.; (United States), Journal Name: Soc. Pet. Eng. AIME, Pap.; (United States) Vol. SPE13258; ISSN SEAPA
Country of Publication:
United States
Language:
English

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