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1. (WO2017171557) DRILLING PLANT MACHINE AND METHOD OF OPERATION

Pub. No.:    WO/2017/171557    International Application No.:    PCT/NO2017/050076
Publication Date: Fri Oct 06 01:59:59 CEST 2017 International Filing Date: Wed Mar 29 01:59:59 CEST 2017
IPC: E21B 31/00
E21B 44/08
Applicants: MHWIRTH AS
Inventors: WAAG, Tor Inge
HOLLEKIM, Sjur Henning
Title: DRILLING PLANT MACHINE AND METHOD OF OPERATION
Abstract:
A method for operating a drilling plant machine, comprising the steps: providing a sensor on the drilling plant machine, the sensor operable to measure at least one parameter indicative of a jarring load acting on the drilling plant machine from a drill string; providing a set of values representing readings from the sensor; identifying a jarring event; and determining a magnitude of the parameter from the set of values. There is also provided a tangible computer readable medium and a drilling system.