Introduction to completion & well maintenance

The most common well problems
Upon completion of this course, participants should be able to give an account of the construction process of a production well, and the equipment that is used for completion. In addition to this, they should be able to describe the most common problems that affect wells, as well as giving an account of how these can be solved.

Course Content

Formation research:

 - Seismic data

- MWD/LWD

Design of completion string:

- Production pipes

- Installation, steel quality, loads

- Temperature

- Pressure conditions in the well

- Perforation

- Completion of horizontal wells/multi-boundary wells

Design of completion liquid:

- Well and packer fluid, oil and water based etc.

- Permeability and viscosity

Completion equipment:

- Well head and Christmas tree

- Function of Christmas tree on a platform completed well

- Putting in production pipes/lines

- Production pipe gaskets

- Well safety valves (SCSSV)

- Compensatory equipment/expansion joints

- Anchoring profiles

- Sliding sleeves

Completion equipment, cont.:

- Side pockets

- Pipe reinforcements

- Lower part of production pipe

Well stimulation:

- Sand control/Gas lift

- Methods of chemical injection/acidizing

- Water and gas injection

- Gravel pack

Wells completed on the sea bed:

- Guide frame

- Christmas tree

- Well head

- Control system

- Underwater joints

- Protective structure

- ROV/ROT

Well Maintenance

Wireline operations:

- Equipment and principles

- Advantages and limitations when using wireline operations

Coiled tubing:

- Equipment and principles

- Advantages and limitations when operating coiled tubing

Hydraulic well overhauling (snubbing)

- Equipment and principles

- Advantages and limitations of hydraulic well overhaul operation

The course can also be arranged internally and can be tailor-made for individual companies.