HVAC Design, Operation, and Maintenance

Objectives

• Maintain and troubleshoot HVAC systems
• Understand and apply the psychometric chart
• Design for good air quality
• Perform basic load calculations
• Initiate an effective inspection and maintenance program
• Minimize forced outages and prevent serious damage to HVAC equipment
• Provide an overview of the legislative requirements plus the essential steps and responsibilities for the maintenance and repair of HVAC Systems
• Outline the technologies available for efficient energy management using HVAC systems

Outline

Day 1:

• HVAC Design, Maintain and troubleshoot
• The heat load of a room.
• The heat load of a multi-room complex.
• The cooling capacity.
• The airflow rate.
• The fresh air requirements.
• The DX systems.
• The chilled water systems.
• Chilled water flow rates & piping sizing.

Day 2:

• HVAC Design
• Chilled water pump selection.
• Building Management System and Control System
• DX system piping sizing.
• Typical piping connections “DX units, chillers, pumps, AHU’s and FCU’s”.
• Insulation thickness & the criteria for condensation prevention.
• Duct sizing
• Air filtration.

 Day 3:

• Maintain and troubleshoot & Cold stores design
• The behavior of the fruit/vegetable after harvesting.
• How cold stores can extend the life of the products.
• How to decide the cold room dimensions
• The heat load of the cold room. (Chilling, frozen products, Potato, and Onions)

Day 4:

• Cold stores design
• Pre-cooling. “Wet cooling”.
• Selection of the refrigeration system components.
• The insulation panels and doors.
• The docks “Levelers, shelters and doors”.
• Ventilation for potato and onions.
• Reference data and tables. 

Day 5:

• Operation and Maintenance
• Documentation
• As-built hand over package documentation after completion of the installation
• Records and bookkeeping
• PMR forms “Preventive maintenance routines”
• Questions and answers

Who Should Attend ?

• Maintenance Engineers, technicians and staff Plant engineers
• The operation, maintenance, inspection and repair managers, supervisors and engineers
• Mechanical engineers and technicians.

Design engineers, electrical engineers, and technicians, consulting engineers