Finite Element Analysis Of Stick-Slip Vibrations In Drillstrings

تاريخ النشر (نص حر)
2004
مدى
1 item
الموضوع
نوع الرسالة الجامعية
Thesis(M.A.)-King Fahd University of Petroleum & Minerals, 2004.
الملخص

drillstring undergoes several modes of vibrations simultaneously these vibrations can be classified into three main groups based on their directions axial transverse and torsionvibrations coupling between these vibrations is possible and it yields un certainty in vibration analysis montitoring.