1 1 drlg eng intro

Network of Excellence in Training

Drilling Engineering
Introduction
Ali BAKICI

© COPYRIGHT 2001, NExT. All Rights Reserved


Drilling Engineering
• Lecture Contents;
– Lecture Objectives,
– Introduction,
– Well Planning Requirements,
– Well Design Parameters
• Formation Pressures
• Kick Tolerance

– Casing Types and Design,
– Casing Cementing.
2

© COPYRIGHT 2001,

All Rights Reserved


Drilling Engineering
• Lecture Objectives;
– By the end of this lecture, You should be able to:
• State the basic goals of well planning,

• Describe various formation pressures and methods to
compute them,
• Define kick tolerance and safety margin,
• Describe basic functions of casing strings & design criteria,
• Describe the relative importance of casing dimensions and
steel grades to withstand various loads,
• Understand the difference between primary and secondary
cementing jobs,
• Identify basic casing hardware.
3

© COPYRIGHT 2001,

All Rights Reserved


Introduction
Rig Types

4

Land Rigs

Barges

Jack-up

Semisubmersible

Tender

Assisted

Drillship

© COPYRIGHT 2001,

All Rights Reserved


Introduction
Water Depth vs. Rig Types

5

© COPYRIGHT 2001,

All Rights Reserved


Introduction
Land Rigs

Most common type of rigs and used to drill
wells at onshore locations.
6

© COPYRIGHT 2001,

All Rights Reserved

Introduction
Land Rigs
1.Pipe Racks
2. Ramp
3. Derrick
4. Monkey board
5. Water table
6. Crown block
7. Drill line
8. Block & hook
9. Links & elevator
10. Kelly
11. Substructure
12. BOPs

7

© COPYRIGHT 2001,

All Rights Reserved


Introduction
Rig Hoisting and Circulating System

8

© COPYRIGHT 2001,

All Rights Reserved