Ventilation & Air Balancing – (Online Course)

MODULE 1 – REGULATIONS, CODES & STANDARDS

Introduction to Offshore HVAC standards & regulations including:

• ISO 15138 – Offshore HVAC Systems
• DW/144 Specification for ductwork systems
• HSE testing regime for offshore TR-HVAC fire dampers & TR pressurisation
• HSE Offshore Technology Report
• CIBSE Guides & Commissioning Codes

Temporary Refuge Air Leakage Testing (Introduction to)

• Prevention of Fire, Explosion & Emergency Response (PFEER) Regulations 1995
• Overview of Temporary Refuge (TR) Air Leakage Testing Procedures

Local Exhaust Ventilation (LEV) Testing (Introduction to)

• Overview of the requirements of LEV testing
• COSHH & HSG258 – How to comply with the Regulations

MODULE 2 – BASIC HVAC SYSTEMS

• Ventilation – Natural, Mechanical
• Air conditioning – Close control, air quality, room temperature, room humidity, air movement, seasonal control.
• Explanation of the vapour compression cycle

MODULE 3 – HVAC SYSTEM TYPES

• Hazardous Area HVAC
  • Process Area Ventilation, Shale Shaker Room Extract Systems, Battery Rooms, Switchgear Control Rooms, Fire Pumps Rooms,

• Non-Hazardous Safe Area HVAC
  • Accommodation & Temporary Refuge Systems, Office Areas, Galley Areas, Laundries, Sick Bays & Toilets
• Module Pressurisation & Reference Points
  • Common causes of module over pressure
  • Common causes of module under pressure

MODULE 4 – VENTILATION SYSTEM COMPONENTS

• Fans
• Ducting
• Fire Dampers
• Shut-off Dampers
• Pressure Relief Dampers
• Blast Dampers
• Heat exchangers
• Filter/Coalescers
• Weather Louvres

• Scrubbers
• Humidifiers
• Ductwork
• Terminal Devices
• Volume Control Dampers
• Silencers

Fire Dampers, Maintenance & Testing Procedures

• Fire Damper Types - Aziotropic Tube Assemblies, Frangible Bulb & Secondary Actuation
• Blade Types, Sealing Arrangements, Linkages & Common Faults

MODULE 5 – FAN SYSTEMS

• Fan Laws
• Fan Drive Arrangements
• Belt Drive Systems
• V Belt Types
• Alignment Techniques
• Greasing Schedules
• Tensioning & Maintenance
• Changing pulleys to vary the Fan Speed
• Electronic Speed Control
• Fan Duty and Selection

MODULE 6 – SI UNITS, AIRFLOW MEASUREMENT & AIR BALANCING

• Introduction to drawing types and typical HVAC symbols
• Calculate airflow in round, rectangular and oval ductwork
• Air Balancing Principles & Procedures for complex ventilation systems