Vibration analysis drilling control device and process thereof

Details Vibration analysis drilling control device and process thereof Vibration analysis drilling control device and process thereof

E - Fixed Constructions

21

B

73/42

E21B 44/00 (2006.01) E21B 12/02 (2006.01) E21B 47/00 (2006.01)

Patent

CA 2030520

Apparatus for auditory and/or visual representation of the mechanical phenomena of interaction between a drill bid and the rock being drilled, with collection methods featuring an accelerometric sensor at a point on the string, a dither signal to indicate the vibration of the drill on the rock face and methods for filtering the signal on a 10 to 200 Hz frequency band.

Dispositif de représentation auditive et/ou visuelle des phénomènes mécaniques de l'interaction entre un outil de forage et la roche forée, caractérisé en ce qu'il comporte des moyens de recueillir par un capteur accélérométrique en un point localisé sur la garniture de forage, un signal vibratoire représentatif de la vibration de l'outil sur le front de taille, des moyens de filtrer le signal dans une bande de fréquence de 10 à 200 Hz.

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