Read e-book online Analysis and Control of Oilwell Drilling Vibrations: A PDF
By Martha Belem Saldivar Márquez,Islam Boussaada,Hugues Mounier,Silviu-Iulian Niculescu
This publication studies the result of exhaustive examine paintings on modeling and keep an eye on of vertical oil good drilling platforms. it's fascinated about the research of the system-dynamic reaction and the removing of the main destructive drill string vibration modes affecting total perforation functionality: stick-slip (torsional vibration) and bit-bounce (axial vibration). The textual content is prepared in 3 parts.
The first half, Modeling, offers lumped- and distributed-parameter versions that let the dynamic habit of the drill string to be characterised; a accomplished mathematical version taking into consideration mechanical and electrical parts of the final drilling method can also be supplied. The dispensed nature of the process is accommodated through contemplating a process of wave equations topic to nonlinear boundary stipulations; this version is remodeled right into a pair of neutral-type time-delay equations which could conquer the complexity excited by the research and simulation of the partial differential equation model.
The moment half, research, is dedicated to the research of the reaction of the approach defined by means of the time-delay version; very important homes priceless for reading approach balance are investigated and frequency- and time-domain innovations are reviewed.
Part III, regulate, issues the layout of stabilizing keep watch over legislation aimed toward getting rid of bad drilling vibrations; different keep watch over thoughts in line with infinite--dimensional approach representations are designed and evaluated. The regulate proposals are proven to be powerful in suppressing stick-slip and bit-bounce in order that a substantial development of the general drilling functionality may be achieved.
This self-contained publication offers operational directions to prevent drilling vibrations. moreover, because the modeling and keep watch over innovations offered the following will be generalized to regard assorted engineering difficulties, it constitutes an invaluable source to researchers engaged on keep watch over and its engineering program in oil good drilling.
Read or Download Analysis and Control of Oilwell Drilling Vibrations: A Time-Delay Systems Approach (Advances in Industrial Control) PDF
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Additional info for Analysis and Control of Oilwell Drilling Vibrations: A Time-Delay Systems Approach (Advances in Industrial Control)
Analysis and Control of Oilwell Drilling Vibrations: A Time-Delay Systems Approach (Advances in Industrial Control) by Martha Belem Saldivar Márquez,Islam Boussaada,Hugues Mounier,Silviu-Iulian Niculescu