Wednesday, March 30, 2011

PE2301 WELL DRILLING EQUIPMENTS AND OPERATIONS


PE2301 WELL DRILLING EQUIPMENTS AND OPERATIONS

AIM
The Main aim is to understand the Well Drilling Equipments

OBJECTIVES
The objective of learning this subject is the students will understand the Drilling Process and Drilling Equipments.

UNIT I

Drilling operations – Location to Rig. Release Well Bore Diagram, Crews – Operator – Drilling, contractor – Third Party Services – Rig Types – Land Types – Marine types.

UNIT II

Components- Overall Drilling Rig, Drilling Sub systems – Power – Hoisting Line – speeds and Loads Power – Loading Components – Drill Pipe, Heavy Weight Drill Pipe (HWDP), Drill String Loads Uniaxial.

UNIT III

Directional Drilling, Well Planning, Two Dimensional, Horizontal, Tools, Techniques, MWD, surveying – Radius of Curvature, Long’s Method – Errors, Mud, Mud Use, Property measurements, Types, - Pneumatic (Air, Gas, Mist, Foam), Water based, Oil based, solids Control, Definitions, Equipment, Problems, Contaminations Effect.

UNIT IV

Hydraulics, Classifications of Fluids, Rheological Models – Rotary Drilling Hydraulics – Jet Hydraulic Optimizing and Maximizing – Circulations Rate Selection – Drill Bit – Jet Sizing – Equivalent Circulations Density, Hole Cleaning. Theory – Vertical and Deviated Holes, Annular Velocities – Carrying Capacity – Pills and Slugs.

UNIT V

Origin of Overpressure, Kick Signs, shut –in Procedures, Kill sheets, Kill Procedures, Driller’s Methods – Engineer’s Method (Wait and Weight)


TEXT BOOKS

1. Rabia.H. ‘Oil Well Drilling Engineering, Principles And Practices’ Graham And Trotman Ltd. 1985.
2. D.P Helander ‘Fundamentals Of Formation Evaluation’

REFERENCE

1. Standard Handbook of Petroleum and Natural Gas Engineering, 2nd Edition, William C
Lyons, Gary C Pilisga, Gulf Professional Publishing