• Introduction to HVAC- Applications- Human comfort range- Modes of heat transfer. Types of heat- Psychometry Refrigerants and refrigeration cycles- Pressure enthalpy diagrams- types of air conditioning systems- Understanding the codes and standard.
  • Non centralized A/C systems- Window AC. Spit AC
  • Centralized AC systems Package AC system design. VRF system Ducted split AC Chilled water system.
  • Software's complying with the codes fundamentals of heating and air conditioning Building survey Outside and room design conditions Space envelope and Ufactor calculation- Fresh air requirements- Factors of heat gain loss -Calculation of TADP. ESHF- Air flow rate- Heating capacity
  • Heating and cooling load estimate: Carrier E20 manual method- carrier e20 l method (HAP software)
  • Dust system Air system sining Ducting terminology- Design parameters Duct routing Duct sizing by velocity reduction method- Equal friction method. Static regain method
  • Supply and Return Air Ducting
  • Air terminals: Diffuser-Grill-Register-Louvre principles and selection.
  • Dampers: Fire dampers VCD principle and selection
  • Toilet ventilation system design: Nan centralized ventilation system principle & design Centralized ventilation system principle & design
  • Kitchen ventilation system design- kitchen ventilation system principles-types-design-document preparation
  • Car parking ventilation system: Non-Centralized system principle & design Centralized system principle & design Unducted centrifugal and jet fans.
  • Cold storage principle and design: Refrigeration load estimate- Project requirements Properties of storage commodity Cold store architecture and purpose Insulation level- Load estimation Equipment selection.
  • ESP/Static pressure calculation (fan selection) Fan laws- Backward and forward curved fans- Air change number per hour static and velocity pressure Duct fitting coefficients- Fan selection curves- Brake hours power of fan.
  • Chilled water system: Chiller principle & selection. Hydronic pipe sizing (manual and McQuay method)- primary secondary piping system Hydronic pump selection Actuator valves- Cooling tower selection and performance Condenser pipe system design Condenser pump selection

  • Pump system design: Head calculations Pump laws Open and closed loop systems Equivalent pipe length for valves and fightings VFD enabled pumps primary secondary pumping systems.
  • Boiler system design Boiler capacity. Energy consumption Pipe sizing Pipe materials and insulation.
  • VRV or VRI system design. VAF system sizing- Two Pipe and three pipe systems Outdoor unit capacity pipe sizing VRV in ASHRAE- Variable Refrigerant Volume.
  • Smoke suppression containing system: Stairwell pressurization system principle and design.
  • Energy efficient HVACI Star rating performance ratios Insulating materials Heat recovery systems- VED. Under floor cooling- Geothermal systems- Wind towers.
  • Retrigerant pipe sizing
  • Dehumidifer: Principle & selection
  • Vapor absorption cycle Concept- Application
  • Knowing the updates: Coordination with other services- Briefing design reports


  • Concepts of Drafting.
  • Reading Architectural- Structural & RC plans (Plan-- Elevation- section)
  • Introduction to AutoCAD- Commands of AutoCAD and familiarization
  • Preparing Architectural plan- elevation- section
  • Machine layouts: Plan- Elevation- section of AC machine rooms & pump Rooms
  • HVAC Legends - Fixture placements
  • Preparing Layout and setting scale
  • Single and double line diagrams- Ducting and piping layouts- Duct fittings calculation and representation- Duct and pipe supports
  • Section drawings
  • Leveling
  • Drawing: Conceptual drawings - Shop drawings


  • Zone Calculation (Using AutoCAD 2D)
  • Calculating the area and direction of
    exposed Wall.
    • Calculating the area and direction of exposed Wall
    • Calculating the area of the Doors and Windows on the exposed Wall.
  • Unit Selection (Selecting the type of Centralized unit Required for Space)
    • Air Handling Unit.
    • Fan Coil Unit
    • Package Unit
  • Heat Load Calculation (Using H.A.P)
  • Setting Air Terminals (Selecting Suitable diffuser Required for the space)
    • Square Ceiling Diffuser.
    • Linear Slot Diffuser
  • Duct Routing (Single line Drawing)
  • Supply and Return Ducting (Using McQuay duct sizer)
    • Duct Sizing
    • Duct Fittings
  • Return Wall Opening
    • Setting Return Grills
    • Belmouth Opening
  • Extract Air Calculation
    • Toilet Extract