RIGBOOK

CELLAR DIMENSIONS

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- Cellar breadth

Cellar breadth is usually decided with the Rig Contractor, considering well head, BOP and substructure. The cellar is usually cased in concrete to avoid collapse with the weight of the rig.
- Cellar depth
Cellar depth depends on substructure height, BOP and well head dimensions.

WELL CONTROL SYSTEM

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WELL CONTROL SYSTEM
1. RIG FLOOR MUD MANIFOLD
2. INSIDE BOP
3. BOP STACK
4. CHOKE & KILL LINES
5. CHOKE & KILL MANIFOLD
6. BOP ACCUMULATOR
7. BOP CONTROL MANIFOLD

MUD CIRCULATING SYSTEM

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MUD CIRCULATING SYSTEM

1. MUD PITS

2. MUD MIXING HOPPER

3. MUD PUMPS (HI AND LOW PRESSURE)

4. SHAKERS

POWER GENERATION SYSTEM

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POWER GENERATION SYSTEM

AC-DC POWER GENERATION STATION EXAMPLE

1. GENERATORS

2. CONTROL PANELS

3. TRANSFORMER

4. DC MOTOR

5. DIGITAL DRILLER CONSOLE

6. MOTOR CONTROL CENTER

HOISTING & ROTATION SYSTEM

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HOISTING & ROTATION SYSTEM

1. MAST & SUBSTRUCTURE

2. CROWN BLOCK

3. TRAVELLING BLOCK

4. TOP DRIVE

5. ROTARY TABLE

6. DRAWWORKS

7. DRILLING LINE

8. DEADLINE ANCHOR

DRILLING RIG MAIN SYSTEMS

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DRILLING RIG MAIN SYSTEMS

There are 4 main systems on a drilling rig:

- HOISTING & ROTATION SYSTEM

- POWER GENERATION SYSTEM

- MUD CIRCULATING SYSTEM

- WELL CONTROL SYSTEM

HELI-RIG

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-HELI-RIG

Land rig type heli-transported

Not very common.

Used where there are not roads (bush, forest)

- Transport by helicopter

All parts are dimensioned to be transported by helicopter.