Gas Turbines Troubleshooting, Maintenance & Inspection

Gas turbines are a significant prime mover in industrial plant application. For this reason it is important for the maintenance and operations engineers and technicians to understand the basic principles of operation and maintenance involving gas turbine

Course Objectives

Upon successful completion of this course, the delegates will be able to:

• Understand the basic operation of a gas turbine
• Describe the operation and function of the individual gas turbine components to perform simple troubleshooting and maintenance
• Explain systems functions
• Introduce proper operating procedures and maintenance strategies
• Employ turbine inspection

Who Should Attend?

Among the many topics, this course demonstrates design principles, types of gas turbines, operation, maintenance, inspection and troubleshooting

The background of attendees varies from Operators and Shift Supervisors to operation and maintenance Engineers.

Course Outline

Day 1
Introduction
General Package Function and Description

• Package Function.
• Remote and Ancillary Equipment.

Day 2
Turbine Engine

• Function
• Operation Description
• Air Flow and Combustion
• Engine Support Systems
• Component Description
• Air Inlet Assembly
• Engine Bearings
• Axial Flow Compressor
• Power Turbine And Exhaust Assembly

Pneumatic Start System

• Function
• Operation Description
• Pneumatic Start System Components
• Solenoid Operated Pilot Valve
• Pneumatic Starter Motors
• Clutch Assembly
• Events In The Pneumatic Start Sequence

Day 3
Lube Oil System

• System Function
• System components
• Lube oil system instrumentation
• Operation description

Gas Fuel System

• System Function
• System Components
• Operation Description

Day 4
Air System

• System Function
• System Components
• Operation Description
• Turbine Cooling Air
• Bleed Air Valve
• Operational Sequence Of The Air System

Operating procedures

• Pre Start Walk Around Checkout
• Time Between Starts
• Normal Start Procedures
• Post Start Operational Checkout
• Shutdown Procedures

Day 5
Maintenance and Inspection

• Maintenance Strategies
• What Is The Maintenance
• Why Maintain
• Golden Triangle Of Maintenance
• Maintenance Strategies
• Run To Breakdown Maintenance
• Preventive Maintenance
• Predictive Maintenance

Influence of Engine Parameters on Parts Life Time

• Inspection Of The Running Turbine
• Inspection Of The Stationary Turbine
• Influence Of Fuel On Parts Life
• Influence Of Number Of Starts On Parts Life
• Influence Of Load On Parts Life
• Life Of Combustion Chamber Flame Tube
• Life Of The 1st Stage Nozzle
• Life Of The 2nd  Stage Nozzle
• Schedule Inspections

Course Methodology

A variety of methodologies will be used during the course that includes:

• (30%) Based on Case Studies
• (30%) Techniques
• (30%) Role Play
• (10%) Concepts
• Pre-test and Post-test
• Variety of Learning Methods
• Lectures
• Case Studies and Self Questionaires
• Group Work
• Discussion
• Presentation

Course Fees

This rate includes participant’s manual, Hand-Outs, buffet lunch, coffee/tea on arrival, morning & afternoon of each day.

Course Timings

Daily Course Timings
08:00 - 08:20 Morning Coffee / Tea
08:20 - 10:00 First Session
10:00 - 10:20 Coffee / Tea / Snacks
10:20 - 12:20 Second Session
12:20 - 13:30 Lunch Break & Prayer Break
13:30 - 15:00 Last Session