Intro to oil well drilling ops pt 1

Intro to oil well drilling ops pt 1

1. Well & drilling engineering

4. forıie

6. RILLI | IG

7. DRILLING

Frontier
hetland Channel

10. A.

11. DRILLING

12. DRILLING

13. CAMPOS BASIN TERTIARY, UPPER AND LOWER SLOPE

Socle

Seunder 444 4 Underwater
re phones detect
fesse echoes
fom rock

Safor
Bottom mue

Fock tyes

14. q
IDRILLING

15. EQUIVALENT MUD DENSITY

À conoveron

FRACTURE

SURFACE
GRADIENT

FRACTURE
7 GRADIENT LESS
KICK MARGIN
pore -
PRESSURE

INTERMEDIATE
GRADIENT

uo Density A
(PORE pac ssu
PLUS TRI

es PRODUCTION
DEPTH OBJECTIVE

Fig. 7.20—Sample relationship among casing-setting depth, for-
mation pore-pressure gradient, and fracture gradient.

16. DRILLING

36: HOLE OUTER CONDUCTOR

EAU INNER CONDUCTOR

SURFACE STRING

INTERMEDIATE STRING

ave" HOLE
nen

10500 Fr.

ATYPICAL NORTH SEA CASING DESIGN

17. ROTARY ORILLING RIGS

[marine

‘SEMISUBMERSIE oiLLSHiP] | vacknire| | PORTABLE MAST]

JACKUP

SELF CONTAINED] | TENDERED

19. Containers:

20. pop

21. sel

ENTE

26. lo
ee
a

27. DRILLING

28. [DRILLING

30. ik
W

m

pu

31. [DRILLING

32. Riser tensioners

Kill, choke and/or
riser boost lines

Marine riser = drilling riser, allows returns to surface,
well control, communications link

33. DRILLING

Flexible joint _ & Lower
Marine
Riser
Package

34. Heave & compensation principles am

DRILLING]

RiG FLOOR

Ris + PISTONS

PISTONS EXTENDED

CONTRACTED
HOOK LOAD WAVE | CREST

\
WAVE [TroU GH

Kingdom Driling Services Lid

35. IDRILLING

Heave
compensators

- Traveling
block

36. [DRILLING

38. 7 tad un (ls)

pur

tle

teni block
ttre

39. COMPONENTS,

Bushing, Drive

Dr Collar

Standard Derricks

40. A
B.
c.
D.
E
F.
G.
H.
I
J
K
ke
m.
N.

Rate of Penetration
Return Mud Fi
RPM

Torque

Hook Load

Gas
Temperature out
Mud Weight Out
Pump Pressure
Pit Level
Temperature In
Mud Weight In
Pump Strokes
Resistivity

DRILLING

41. TENSIONING

DRILLING

A LEVEL

“MARINE RISERS

CHOKE LINE

UNE
FLEX JOINT

por ~

CONTROL

SUBSEA 80P STACK

SEA FLOOR

— BUMPER

- DRILL COLLARS

— eit

43. lo
zZ
E
vo

44. [DRILLING

LOWER MARINE RISER PACKAGE Fig
Purpose
Legend The ability to auto the wall in and disconnect the lower marine

riser package (LMRP) plays a

1. Flexjoint driling operations, both for safety and environmental reasons.

2. Choke and kill lines
3. Lower marine riser package (LMRP)
4. Multiplex electrohydraulic series BOP control pods
5. Tandem boost shear and blind rams
6. Casing shear rams
7. Pipe rams
8. Wellhead connector
. Accumulator bottles
. Riser

45. diia

46. Riser Systems

Flow Assurance

A Flowlines &

— a ies — |

5

Subsea
Processing