Assessment OICEW-4-3H

Secure main gas turbine

Assessed in EN-3233 Steam and Gas Turbines


On a gas-turbine vessel of at least 1,000 HP at sea, on a simulator, or in a laboratory

Performance Requirements

Behavior Standard
The student will: During assessment, the student shall, at a minimum:

Prepare to secure main gas turbine

  • shift controls to main control room
  • disengage main gas turbine engines from reduction gear

Secure main gas turbine engines

  • press Normal Stop Cooldown button
  • monitor engine for proper sequence of operation
  • monitor gas generator speed
  • monitor power turbine inlet temperature

Monitor alarms

Respond to alarms and take corrective actions as necessary

Supports Table

Competence Knowledge, Understanding & Proficiency Task

Operate main and auxiliary machinery and associated control systems

A4.3 Preparation, operation, fault detection and necessary measures to prevent damage for the following machinery items and control systems:

  1. main engine and associated auxiliaries
  2. steam boiler and associated auxiliaries and steam systems
  3. auxiliary prime movers and associated systems
  4. other auxiliaries, including refrigeration, air-conditioning and ventilation systems

Secure main gas turbine

Published: 2016-10-28-04:00