Sentence examples for drill structure from inspiring English sources

Once the fracking process has started, the drill structure is moved to the next site to start a new hole.

Furthermore, drilling experiments are conducted and the drill structure is proved to be effective to reduce drilling damages as expected.

In order to perform the upward cutting, a novel intermittent-sawtooth drill structure is proposed on the one-shot drill.

The article aims to propose a novel drill structure to change the cutting conditions at the drill exit and effectively reduce damages in drilling CFRP.

The method of combining theory with practice is used to analyze delamination of step drill, and to optimize the step drill structure.

The motion of a drilling structure is studied in torsion.

The dynamic response of the drilling structure is computed using the finite element method.

This paper extends the analysis of the self-excitated vibrations of a drilling structure presented in an earlier paper [T.

between metallic materials, has re-opened the study on the possibility to improve the performance of the drilled structure using plastic deformation processes.

This approximation holds on account that the dissipation in the drilling structure is negligible with respect to that taking place through the bit/rock interaction, as is typically the case.

Richard, C. Germay, E. Detournay, A simplified model to explore the root cause of stick-slip vibrations in drilling systems with drag bits, Journal of Sound and Vibration 305 (3) (2007) 432 456] by basing the formulation of the model on a continuum representation of the drillstring rather than on a characterization of the drilling structure by a 2 degree of freedom system.