سال انتشار: ۱۳۸۵
محل انتشار: چهاردهمین کنفرانس سالانه مهندسی مکانیک
تعداد صفحات: ۸
Rashed – Ph.D. Candidate in K.N.Toosi University of Technology, and Lecturer in Petroleum University of Technology
Ghajar – Associate professor, Department of Mechanical Engineering, K.N.Toosi University of Technology
Hashemi – Associate professor, Petroleum University of Technology and Islamic Azad University-Ahvaz Branch, Iran.
The results given complement calculations based on torque and drag models of drillstring. Finally one design application is presented for drill pipe, to show the bending stress magnification (BSM) effect is significant in practice and it must be considered in drillstring design.