- Article
Estimation of Circular Arc Crack Depths and Locations in Rotary Drilling Pipes Subjected to Free Vibrations
- Idir Kessai,
- Samir Benammar,
- Mohamed Zinelabidine Doghmane and
- Kong Fah Tee
Late detection of cracks can lead to serious failures and damages of drilling components, especially drill pipes and drill bits. Currently, the widely used method of repairing rotary drilling systems after a failure is corrective maintenance. Althoug...

