Mechanical Seals

What are the Goals?

At the end of this training course, participants will:

• Understand the different types of seals
• Have learned about selection, operation, and maintenance strategies
• Be able to troubleshoot seal problems
• Understand how seals are fitted
• Understand how seals are tested
• Understand API flush plans

Who is this Training Course for?

This training course is directed towards:

• Supervisors
• Team Leaders in Maintenance, Engineering and Production

This training course on Mechanical Seals will also benefit anyone who wishes to update themselves on Maintenance Engineering Technologies, judge the suitability of these technologies for their needs, and learn how to implement them for the benefit of their organizations.

Daily Agenda

Day One: Basic Concepts of Fluid Sealing

• Role of tribology, leak rates, heat transfer, design considerations, materials, application to mechanical seal
• Lubrication fundamentals
• Basic fluid mechanics, Reynolds equation, lubrication solutions, application to mechanical seal

Day Two: Mechanical Seal Design

• Theoretical aspects and design
• Factors affecting design
• Materials of construction
• Mechanical seal selection
• Data requirements for seal selection
• Seal type selection
• Selection of the primary seal
• Selection of the seal arrangement

Day Three: Mechanical Seals Configurations

• Mechanical seal applications
• Seals Classification
• Wet mechanical seal
• Dry mechanical seal
• Balanced and unbalanced mechanical seals
• Mechanical seals pump considerations
• Mechanical seals compressor considerations
• Mechanical seals troubleshooting

Day Four: Failure Diagnosis

• External symptoms of seal failure
• Visual seal examination
• Common seal failure modes-seal faces
• Common seal failure modes-secondary seals
• Common seal failure modes-seal hardware
• Seal installation tolerances
• Vibration effect on a mechanical seal
• High temperature effect
• Running speed effect
• Rotor balance effect

Mechanical Seal Operation

• Operating limits
• Operating conditions

Day Five: Mechanical Seal Performance

• Acceptable performance
• Mechanical seal related standards
• Pre-installation machine checks
• Mechanical seal installation
• Mechanical seal maintenance
• Seal handling and inspection

Testing and Verification of Mechanical Seals

• Degree of testing
• Type of test