Online Workshops

HVAC Systems Design and Drafting per ASHRAE & SMACNA

Date Duration Venue Timings Registration Form Downloads
20-Jul-2020 06 Days Hyderabad 09:00am to 05:30pm

HVAC Systems Design & Drafting per ASHRAE & SMACNA.pdf
Course Overview (42 Kb)


Heating Ventilation & Air Conditioning - ASHRAE/ISHRAE/SMACNA 


The training program deals with HVAC fundamentals/Systems/Components, system design, hvac drawings & drafting, equipment erection, project estimation, equipment maintenance & detail engineering of Central HVAC Systems including DX Air Systems & Chilled Water Systems with dedicated training sessions covering detailed applications & usage of codes & standards like ASHRAE, ISHRAE, SMACNA, ASME, ARI, DW 142, BS, & CIBSE.


Fresh Mechanical Engineering Graduates, Fresh Electrical Engineering Graduates, MEP Engineers, HVAC Engineers (Project / Design / Estimation / Maintenance) HVAC Draftsmen, MEP Draftsmen, MEP Co-coordinators, HVAC Site Supervisors, HVAC Technicians, HVAC QA/QC engineers, Design & Project Managers.


Upon completion of this course the participant will be able to

Learn to use codes & standards of HVAC industry.

Design HVAC Systems  - perform calculations, route, select equipments, estimate quantities and create hvac drawings ( Detailed & Shop Drawings )

Perform cooling / heating load calculations for buildings.

Design the Ventilation, DX Air & Chilled Water Distribution Systems  for Residential &  Commercial Buildings

Understand the complete Design ( Air Duct , Chilled Water ) , Selection & Installation of different components & Systems used in the HVAC Systems


The participants enrolling for the training program at IPEBS can look forward for a challenging position in Engineering Consulting & Construction Companies for different residential, commercial and industrial projects. 

Work in multi – trillion dollar building services construction industry in India & Gulf Countries as 

Design Engineers, 

Project/Procurement (Site Engineers), 

Estimation, Co-ordination Engineers

Testing & Commissioning 



Maintenance Engineers.



Module 1- Introduction to HVAC

Scope of HVAC Industry with overview of Consulting & Construction industry.

Concepts of Air conditioning systems.

Codes & Standards

Module 2 - Refrigerant

Types of refrigerant, Codes & Cylinder colors

Evaporating & condensing properties of refrigerant.

Refrigerant Pipe sizing methods

Darcy-Weisbach Method of Pipe sizing

Module 3 - Principles of air conditioning

Components of Vapor compression cycle

Functioning of Vapor compression cycle

Sub cooling & Super Heating Modes

Understanding of Suction Line, Discharge Line & Liquid Line

Understanding of Absorption Chilling system                                                                                                  

Module 4 - Air conditioning systems-Functioning/Installation/Selection/Maintenance               

a) Local cooling comfort System

Window Air conditioning

Split Air conditioning

Multi Split Air conditioning- VRF/VRV systems

Chilled water Fan coil unit                                                                                                                            

b) Centrally air conditioned system

Central Air Conditioning System/All Air System

Chilled water system/ All Water System                                                                                                        

Module 5 - Psychometric chart

Properties of Air (DBT, RH, WBT, HR, DPT, ENTHALPY)                                                                                    

Module 6 - Components of AHU & its functioning



Humidification Methods

Dehumidification Methods


Types of Fans, Arrangement of Fans

Arrangements of Components of AHU                                                                                                            

Module 7 - Cooling & Heating load estimation

Basics of Heat transfer in a building envelop.

Understanding of Outdoor & Indoor Conditions.

Indoor Conditions requirements

Exposure of Wall, Latitude of Location, Daily Range etc

Factors affecting the loads estimate.

a) Heat Gain Calculation/Cooling Load Calculation

Sources of Heat Gain

External- Sun Gain through Glass/Window, Sun Gain through Roof/Wall Partition gain

Internal - People, Lights, Electrical Equipments, Motors, Kitchen Appliances

Heat gain through Infiltration air, Heat gain thorough Ventilation & By-pass air.

Heat gain through ducts.

Calculating ESHF, GTH, ADP, Dehumidified CFM.

b) Heat loss calculations

Basics of Heat loss in a building envelop. Sources of Heat loss –

Heat loss through Glass/window, Heat loss through Roof/Wall

Heat loss through Partition Glass/wall/Floor/slab, Heat loss through Infiltration air/Ventilation air & Bypass air. 

Heat loss through slab on Grade

Note: Cooling & Heating Load calculation on Project (Commercial/Residential)

Module 8 - Design of Air Distribution System.

Understanding the need of Air Distribution System Design

a) Components of Air distribution system- Function/Selection/Installation/Maintenance

Types of Ducts, Duct Plenum, Flexible Connector, Sound Attenuator, 

Duct Fittings- Duct Elbows selections (Long radius, Short radius- No throat, Throat elbows, with heel radius, throat radius & radius of elbow). 

Vanes location & number of vanes required. 

Duct Offset & Transition fittings site measurements methods

Dampers, Types of Diffusers, RAG, Flexible Duct, Flexible Connector, End Cap, Sound Attenuator etc. 

Duct Material Calculation- GI sheet, Total sheet required in kgs. Gauge of duct & Thickness of Gauge. Hanger Spacing, Hanger Rod Diameter and Angle support Size. 

Supply & Return Duct configuration, Assigning Velocity of Air (FPM) to each Section of Supply and Return Duct Low Velocity system, Medium Velocity System and High Velocity System. 

Supply and Return Duct configurations & Routing methods- Extended Plenum Systems, Radial System, Trunk and Branch system 

b) Duct designing methods.

Velocity reduction method.

Equal friction Method. 

Static regain method.

Fan selection & Static pressure calculation

Constant Flow & Variable Flow Air distribution system

Selection & Installation of VAV’s, Diffusers, Sound Attenuator, Flexible ducts & other ducting components

Note: Air Distribution System Design on Project (Commercial/Residential)

Module 9 - Design of Ventilation system.

Types of Ventilation System (Supply, Extract & Balanced)

Components of Ventilation system.

Design of Extract System for Toilets, Garbage Rooms, Warehouse Etc.

Design of Car Park Ventilation System.

Negative & Positive pressure requirements.

Restaurant and Residence Kitchen Ventilation System Design

Sizing of Hood, Number of filters required & Duct designing. 

Stair Well Pressurization System Designing

Note: Ventilation System Design on Project (Commercial/Residential)

Module 10 - Equipment Selection

AHU & FCU classification and selection.

Package Unit Selection DX- Chiller Selection.

Condenser Selection (Air cooled, Water Cooled, Evaporative).

Cooling Tower Selection Mixed Air Temperature Calculation.

HRF for Open and Closed Compressor.

Expansion Tank Selection

Module 11 - Estimation of Project- 

BOQ preparation

Understanding the tendering requirements

Final Billing & Quotations finalization

Module 12 - Documents Approvals- Preparation of Material submittals, Shop drawing submittals, Types of approval

Module 13 - Project Procurement- Identifying the critical equipments, preparation of purchase orders, Letter of Intent, Letter of credit, Minutes of meeting

Module 14 - Drafting of HVAC Systems

Introduction to Drafting,

Types of Drawings used in the industry,

Study & Preparation of Floor Drawings,

Roof Drawings,

Sectional Drawings

Builders Work Drawings,

Co- ordination Drawings &

Riser Diagram, Abbreviations & Symbols used.