Method and system for collaring

Details Method and system for collaring Method and system for collaring

E - Fixed Constructions

21

B

E21B 44/00 (2006.01)

Patent

CA 2561894

The present invention relates to a method for controlling drilling parameters during an initial phase of rock drilling with a drilling machine. In accordance with the invention the percussion pressure and feed pressure of the drilling machine are controlled as continuously increasing functions during the initial phase. The present invention also relates to such a system.

La présente invention concerne un procédé de commande de paramètres de forage au cours d'une phase initiale de forage de pierre au moyen d'une foreuse. Selon l'invention, la pression percussive et la pression d'alimentation de la foreuse sont commandées en tant que fonctions à accroissement continu au cours de la phase initiale. La présente invention concerne également un tel système.

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