HVAC

Part-01- Basics

v  Chapter-1

Introduction to HVAC design, Importance & Application of HVAC

Physics in HVAC- Heat, Units conversion, Enthalpy, Relative humidity, Ton of    Refrigeration

Sensible and Latent Heat

Modes of Heat Transfer (Conduction, convection & Radiation)

Psychometric chart and its usage

v  Chapter-2

Classification & Categories of Air Conditioning System

Split Air Conditioning, Window Air Conditioning system, Cassette, VAV, FCU, Free stand Units,

Ductable Split Air Conditioning system, Package Units, AHU, FAHU, Chiller  system

   Local & international codes requirements in the design

Part-02- Design

v  Chapter-3

Duct Materials, Insulations, Duct Fabrication ideas-SMACNA

 Pittsburg Seam & Site installation requirements  

Duct Design - Equal Friction Methods, Constant Velocity method, Static Regain Method

Aspect Ratio & duct sizing

Duct Materials selection, Gauges selection

McQuay Duct sizer software

ESP Calculations

v Chapter-4

Chilled Water System Design

Classification of Piping

Material selection for Pipes & Fittings

Study of Primary, Secondary pumps & Pumps selection

                  Pump Head calculation

Pipes sizing using Velocity method, Velocity & friction method

Pipes sizing using McQuay Pipe sizer

v Chapter-5

Duct accessories- Volume control damper, MSFD, Smoke damper, Sound Attenuators, etc

Acoustic Insulation, Plenum Box Design

Selection of Sand Trap Louvers, Fresh & Exhaust Air Louvers

Air terminals, ADPI concept (Square Diffusers, Linear Slot Diffusers, Disc Valve, etc)

Chilled water accessories- Types of valves in the system (Gate Valve, Butterfly valves, etc)

Two Way valves, Three way valves, PICV, drain valves, test plugs, etc

v Chapter-6

Toilet exhaust ventilation system

 Car parking ventilation system

Kitchen ventilation system

Fresh Air System with FAHU Selection

Staircase Pressurization systems

Lift Pressurization systems

Positive & negative ventilation concept for fire pump room, generator room, etc

Exhaust fans selections

v Chapter-7

Equipment selection

Split units, window units

Fan Coil Units

Package Units

Air Handling Units

Chillers

Selection of Grille, Diffuser, Disc Valve

v Chapter-8

Basics of HAP software

Thumb rules for Cooling Load Calculations

Manual Cooling Load Calculation

Cooling Load Calculations using E20 excel sheet

U-Value selection

HAP Software workout

Expansion Tank sizing

Air Separator Sizing

Flexible Duct Sizing

Part-03- Project

v Chapter-9

Detailed Project Design using all Excel Files shortcuts and software

Practical Design Issues Discussion

Design Report preparation