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Chemical Engineering vocabulary · Plant Equipment and Operations

Commissioning

Meaning in chemical engineering, with examples

/kəˈmɪʃənɪŋ/nounCommon term

In chemical engineering, commissioning means: The stage after construction when equipment and systems are checked, flushed, tested and run with water or inert materials to prove they work before real start-up.

In Turkish: devreye alma, işletmeye alma öncesi testler

How it is used

Used in project and start-up teams. Typical activities are loop checks, flushing, leak tests, pump runs and water runs. Systems are 'handed over' from construction to commissioning and then to operations.

Example sentences

  1. Commissioning of the cooling water system starts next week, after the flushing is done.

  2. During commissioning we found three transmitters with reversed wiring.

Common collocations

  • pre-commissioning
  • commissioning team
  • commissioning procedure
  • loop check
  • handover
  • start-upThe process of bringing a unit or plant from a shut-down state to normal operating conditions, following a written procedure step by step.
  • shutdownStopping a unit or plant, either in a planned and controlled way or suddenly because of a fault or safety system action.
  • turnaroundA large planned shutdown of a plant, usually every few years, for inspection, maintenance, catalyst change, cleaning and installing new equipment.
  • pilot plantA small version of a planned production plant, between laboratory and full scale, used to test the process, collect design data and make sample product.

This word in other fields

The same English word can have a different meaning in another field:

More terms: Plant Equipment and Operations

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