Main contractor name – LTI# - Date of incident

Storage Energy
PDO In-Sourcing Rigs
Discipline: Well Engineering

Prepared by Rig 104 Team:

Thabit RM
Qabas Aboudraz HOT Trainee
Sabra Alnaamani HOT Trainee
Sbaa AL-Badui HOT Trainee
Muhra AL-Blushi HOT Trainee
 Objective
Main contractor name – LTI# - Date of incident

• The objective of this document is to identify energy storage at drilling site

operations. As PDO In-Sourcing units came with new equipments and
technologies, it is necessary to look at energy storage within these equipment.

2
 Table
Main contractor name of Contents
– LTI# - Date of incident

Chapter Area Page #

1 Rig Floor 5-17
2 Rig Carrier 19-27
3 Mud Pumps 29
4 Mud Tanks 31-35
5 Pipe Cat 37
6 BOP 39-42
7 Run Off Area 44-48
8 Engine Room 50-52
9 Diesel Tank 54-55
10 Mechanical Workshop 56
11 Welder Workshop 57

3
Main contractor name – LTI# - Date of incident

Rig Floor

4
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

ST80
1. 2100 PSI hydraulic operating
pressure 1
2. While utilizing or not utilizing
the hydraulic roughneck.
3. Hydraulic -> possibility of
sudden movement by the
integrated spinner

5
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Utility winch & Man rider

1. Tension line 1
2. Air pressure

6
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Manual Tongs
1. Tension line (slings on the side)
2. Potential energy – elevation
3. Hydraulic pressure cylinders
1

7
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Air slips
1. High pressure air
2. Possibility of sudden
movement
3. Tension on slings attached to
air slips
4. Air pressure Safety clamp

8
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

BX elevator
1. Sudden movement
2. Elevation
3. Pressure in lines

9
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

TDS
1. Sudden movement
2. Elevation
3. Electrical hazard
4. Tension in drilling line
5. Hydraulic pressure

10
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Manifold
1. High pressure

Cables and lights

1. Electricity
2. Elevation

11
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Handling Tubulars
1. Potential energy
2. Elevation

12
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Rotary Table
1. Sudden movement
2. In case the lock does not work,
the rotary table will rotate.

13
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Jar
1. Sudden piston activation
2. Potential
3. Float valve- spring

14
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

CRT
1. Hydraulic – sudden movement
2. Electrical hazard
3. Elevation
4. Hydraulic High pressure 1

15
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Power Tong
1. Tension line
2. Sudden movement - hydraulic
3. High pressure
2

16
 1) Rig
Main contractor name – LTI# Floor
- Date of incident

Spinner
1. Sudden movement
2. Tension line
3. High pressure

Rotary hose
1. Elevation
2. High pressure
3. Potential energy

17
Main contractor name – LTI# - Date of incident

Rig Carrier

18
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Rising Mast Cylinder

1. Hydraulic pressure

19
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Draw works
1. Sudden rotation 2
2. Tension line
1
3. Electricity
4. Pneumatic

20
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

HPU
1. Hydraulic – high pressure.
2. Electric power
1

21
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Bottles
1. High pressure trapped
Pumps
1. Electrical 1,2
2. Rotary movement
Pressure line
1. High pressure

22
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Hydraulic Jacks
1. High pressure
2. Sudden movement 1

Tires
1. Air pressure

23
 2) Rig
Main contractor name – LTI# carrier
- Date of incident

High Pressure Lines

24
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Electric Blower
1. Electricity
1
2. Mechanical
2

25
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Storage Reel
1. Sudden rotation
2. Tension line
3. Hydraulic

26
 2) Rig
Main contractor name – LTI# Carrier
- Date of incident

Wash gun pump

1. High pressure
2. Electricity
1,2

27
Main contractor name – LTI# - Date of incident

Mud Pumps

28
 3) Mud
Main contractor name – LTI# Pumps
- Date of incident

Mud pump
1. Sudden movement of pistons.
2. Electricity 1
3. High pressure in lines,
2
dampener and pop off valve.
4. Air connection pressure

29
3
Main contractor name – LTI# - Date of incident

Mud Tanks

30
 4) Mud
Main contractor name – LTI# Tanks
- Date of incident

Mud tanks
1. Agitator
2. Electricity

Shale Shaker
1. Electricity
2. Mechanical

31
 4) Mud
Main contractor name – LTI# Tanks
- Date of incident

Desilter
1. Pressure line

Degasser (Compressor)
2
1. Electrical
2. Trapped pressure (gas) 1

Air winch (Hopper)

Degasser
1. Tension line 1
2. Air pressure
2
Air Winch

32
 4) Mud
Main contractor name – LTI# Tanks
- Date of incident

Discharge pumps
1. Electric 1,2
2. Rotary
3. Pressure line

Germane pump
1. Electrical
2. Pressure 1
2

33
 4) Mud
Main contractor name – LTI# Tanks
- Date of incident

Fire pumps
1. Electric
2. Moving piston
3. High pressure

34
 4)Mud
Main contractor name – LTI# Tanks
- Date of incident

Lights and cables

1. Electricity
2. Elevation

35
Main contractor name – LTI# - Date of incident

Pipe Cat

36
 5) Pipe
Main contractor name – LTI# Cat
- Date of incident

Pipe cat 3
1. Tension line 1
2. Electricity (motor)
3. Hydraulic pressure
4. Elevation of object carried
in pipe cat

37
Main contractor name – LTI# - Date of incident

BOP Area

38
 6) BOP
Main contractor name – LTI# Area
- Date of incident

BOP
1. hydraulic pressure
2. Sudden moving rams
3. Air pressure

39
 6) BOP
Main contractor name – LTI# Area
- Date of incident

Bop wench:
1. Hydraulic line
2. Elevation

40
 6) BOP
Main contractor name – LTI# Area
- Date of incident

Cellar pump
1. Electricity 2
2. High pressure
1

Pressure test unit

1. High pressure

41
 6) BOP
Main contractor name – LTI# Area
- Date of incident

Stripping bottle
1. High pressure

Air bottle
1. High pressure

42
Main contractor name – LTI# - Date of incident

Run Off Area

43
 7) Run
Main contractor name – LTI# off area
- Date of incident

Casing & Pipe

1. Elevation
2. Rotation

44
 7) Run
Main contractor name – LTI# off area
- Date of incident

Tower Light
1
1. Electricity
2. Elevation

Welding machine
1. Electricity 2
2. Pressure oil
1

45
 7) Run
Main contractor name – LTI# off area
- Date of incident

Portable Compressor
1. Air pressure
2. Electricity

46
 7) Run
Main contractor name – LTI# off area
- Date of incident

Fork lift
1. Hydraulic pressure
2. Elevation
3. Air pressure (tire)

Crane
1. Hydraulic pressure
2. Elevation
3. Air pressure (tire)

47
 7) Run
Main contractor name – LTI# off area
- Date of incident

Double Skate pipe

1. Air tires pressure

48
Main contractor name – LTI# - Date of incident

Engine Room

49
 Main contractor name – 8) Engine
LTI# Room
- Date of incident

Engine
1. Rotating Fans
1
2. Moving piston
3. High pressure oil 2,3
4. Electric motor\high voltage

50
Main contractor name – 8) Engine
LTI# Room
- Date of incident

Transformer
1. Electric

Air compressor
1. Electric
2. Air pressure

51
Main contractor name – 8) Engine
LTI# Room
- Date of incident

VFD room
1. Electricity

52
Main contractor name – LTI# - Date of incident

Diesel Tank Area

53
Main contractor name 9) Diesel
– LTI# Tankof
- Date Area
incident

Emergency generator
1. Electric
2. High pressure
3. Moving piston
4. Change over switch:
5. Electric

54
Main contractor name 9) Diesel
– LTI# Tankof
- Date Area
incident

Diesel distribution pump

1. Electricity
2. High pressure

1,2

Water distribution pump

1. Electricity
2. High pressure

1,2

55
 10)–Mechanical
Main contractor name LTI# - Dateworkshop
of incident

Mechanic workshop
1. Air pressure
2. Electricity
3. Moving machinery (rotating or drilling)

56
Main contractor name11) Welder
– LTI# workshop
- Date of incident

Welder workshop
1. Air pressure
2. Gas pressure
3. electricity

57