prepered by Sabbir Ahmed Dept. of pharmacy ASA university Bangladesh

1. Presentation on
HVAC System
( Heating ,Ventilation , Air-Conditioning)
Name: SabbirAhmed
ID: 16-3-31-0009

2. What is HVAC??
Heating Ventilation Air-
conditioning

3. HVAC System
Why HVAC???
Temperature
Humidity
Air Filtration
Air in/Out
contamination

4. HVAC System
•Heating
A heater generate heat by using these hot air then distributed in the
energy controlled area through a pipe or etc.
Via either vapor or air
Heat generation Heat distribution

5. HVAC System
•Ventilation
The process of movement of from/to inside or outside the room
Natural ventilation Artificial ventilation

6. HVAC System
•Air conditioning
maintien constant indoor air conditions
provides cooling and humidity control for all or part of a building
Its perform refrigeration cycle by removal of heat.

7. HVAC System
Components of HVAC
Ducts and vents Filters Fans / Blowers
Furnace/Heating coil Humidifier
Heat exchanger/Cooling coil
Air Handling Unit:
Compressor
Condensing Unit
Evaporator Coils
Refrigerant FilledTubing

8. HVAC System
Mechanism of HVAC
T
B
A

9. HVAC System
Advantages of HVAC
• Conserves Energy
• Regulates Moisture
• Air Quality Improvement.
Dis-advantages of HVAC
• Initial installation cost is high.
• Primary disadvantage of ductless air conditioners is their cost.

10. HVAC System
• Conclusion
This study provides a little information but the hope is that this information
is enough to understood the basic of HVAC. For more information you may
parches some book or visit some website that’s relates to HVAC like price
catalogue or price-HVAC .com etc or contact to a specialist.

11. HVAC System
Any question??