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Heating Ventilation Air Conditioning

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Heating Ventilation Air Conditioning

  • Heating Ventilation Air Conditioning

Overview:

HVAC (heating, ventilation, and air conditioning) is the innovation that deals with indoor and vehicular environmental comfort.

Private Residential, business and modern structures are depend on proficient atmosphere control and refrigeration, kept up by experts in engineering designs.

What is the purpose of HVAC system?

HVAC stands for Heating, Ventilation and Air Conditioning, the three principle elements of a home/commercial buildings and malls comfort system. A complete system can control the air temperature, humidity and fresh air intake and maintain the quality of the air in your home.

Why HVAC career?

The HVAC industry as a whole is growing due to an increased demand for skilled engineers and technicians, As the world becomes more focused on comfort, HVAC engineers and technicians are kept very busy with trying to maintain the most comfortable environment within homes, office buildings, warehouses and other structures with climate controls.

Who should learn HVAC?

Any graduates, Postgraduates, with mechanical knowledge, Diploma holders,

Career Opportunities:

  • Power plants
  • Petrochemical Plants
  • Pulp and paper plants
  • Fertilizer plants
  • Pipe systems for hospitals and high-rise
  • Office buildings
  • Pharmaceutical plants
  • Food and beverage plants
  • Synthetic fuel plants
  • Offshore platforms
  • Pipeline installations
  • Water treatment facilities
  • Environmental waste disposal

HVAC software’s

  • XL sheet for Load Calculations
  • Duct sizer for Duct sizing
  • Pipe sizer for Pipe sizing

Course Content

Prelude to HVAC

  • Fundamentals
  • Modes of Heat Transfer
  • Sensible Heat and Latent Heat

Basic Components of Air-Conditioning and Refrigeration machines

  • Basic Refrigeration System or Vapor Compression Cycle
  • Equipments used in the System
  • Refrigerant and Brines

Classification of Air-Conditioning System
Window A/C

  • Working of Window A/C with Line Diagrams

Split A/C

  • Types of Split A/C
  • Working of Split A/C with Line Diagrams

Ductable Split A/C

  • Working of Ductable Split A/C with Line Diagrams
  • Variable Refrigerant Volume (VRV)/ Variable Refrigerant Flow (VRF)

Ductable Package A/C
Working of Ductable Package A/C with Line Diagrams

  • Package Roof Top Units
  • Central Plant Chill Water System

Categories of Air Conditioning

  • All air system
  • All water system
  • Air – water system
  • Direct Refrigerant system

Study of Psychrometric Charts

  • Dry Bulb Temperature
  • Wet Bulb Temperature
  • Relative Humidity

Load Calculation

  • Survey of Building
  • Cooling Load Step
  • Finding Temperature difference (ΔT)
  • Wall
  • Glass
  • Roof
  • Partition

Finding ‘U’ Factor

  • Wall
  • Glass
  • Roof
  • Partition
  • Finding Ventilation requirement for IAQ
  • Load Calculations (Manually using excel sheet
  • ESHF, ADP & Air Flow Rate (CFM) Calculation

Air Distribution Systemr

  • Duct-Definition & Terminology
  • Duct Design consideration
  • Duct sizing methods
  • Duct sizing as per Aspect Ratio
  • Finding Duct size using Ductulator
  • Calculation of Number of sheets for Duct
  • Gauge selection for Sheet Metal
  • Bill of quantity for Duct Network
  • Selection of Diffusers and Grilles
  • Duct Materials and Insulation materials used in HVAC Industry
  • Sectional drawing @ Duct supports
  • Concept of CAV & VAV

Hydronic System

  • Classification of Water Piping
  • Pipe sizing for chill water system
  • Fittings used in the HVAC Piping System
  • Valves used in the HVAC Piping System
  • Function of Valves
  • Sectional drawing @ CHW Pipe supports

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