Scope of HVAC Industry - overview - Concepts of Air conditioning systems - Principles of air conditioning - Refrigerant cycle - Chilling system – Cooling Heating - Humidification Methods -Dehumidification Methods – Filtration Refrigerant - Types of Refrigerant – Evaporating Condensing properties of refrigerant - Refrigerant Pipe sizing methods

Components of Air distribution system - Types of Ducts, Duct Fittings, Dampers - Types of Diffusers - Return Air Grill - Flexible Duct - Flexible Connector - Duct Elbows selections (Long radius, Short radius) - Vanes location - Duct Material Calculation- GI sheet - Hanger Spacing -Hanger Rod Diameter and Angle support Size - Duct designing methods - Fixed Velocity method -Equal friction Method - Static regain method

Introduction to Chilled water system - Hot water system - Classification of chillers - As per Evaporator, Condenser, Compressor - Pumps required in Chilled water system – Production,Distribution Pumps - Chilled water system pipe designing - Pipe designators, Piping standards -Piping fittings and Components - Valves used in Chilled water system - District Cooling System Valves used in Chilled Water System

Introduction to Drafting - Types of Drawings used in the industry - Study & Preparation of Floor Drawings - Roof Drawings - Sectional Drawings - Builders Work Drawings - Co-ordinationdrawings &Riser Diagram - Abbreviations & Symbols used

AHU&FCU classification and selection - Package Unit Selection DX- Chiller Selection –Condenser Selection (Air cooled, Water Cooled, Evaporative) - Cooling Tower Selection Mixed Air- Temperature HRF for Open and Closed Compressor -Expansion Tank Selection