hvac system explained in detail

1. HVAC SYSTEMS
Submitted to:-Prof.Abhishek sharma
Submitted by:-Mohit Kapoor

2. Introduction to HVAC SystemsIntroduction
to HVAC Systems
◦ The primary function of HVAC systems is to provide healthy and comfortable interior
conditions for occupants; well-healthy and comfortable interior conditions for
occupants; well- designed, efficient systems do this with minimal non-
renewabledesigned, efficient systems do this with minimal non-renewable energy and
air, and water pollutant emissions.energy and air, and water pollutant emissions.

3. Introduction to HVAC Systems
◦ The purpose ofThe purpose of HVAC designHVAC design is both high indoor
air quality and energyis both high indoor air quality and energy efficiency.
These dual considerations require an integrated designefficiency. These dual
considerations require an integrated design approach. Rigs
heating,approach.
◦ Rigs heating, ventilation, and air conditioningventilation, and air conditioning
system (HVAC) creates a climatesystem (HVAC) creates a climate that allows
for maximum comfort bythat allows for maximum comfort by compensating
for changing climaticcompensating for changing climatic
conditions.conditions

4. Introduction to HVAC Systems
◦ Heating, ventilating and air-Heating, ventilating and air-
conditioning (HVAC) systemsconditioning (HVAC)
systems reduce the environmentalreduce the
environmental impact of rigs/buildings in severalimpact
of rigs/buildings in several key ways.The most
importantkey ways.The most important function of a
HVAC systems isfunction of a HVAC systems is to provide
the rig/buildings occupantsto provide the rig/buildings
occupants with healthy and comfortable interiorwith
healthy and comfortable interior conditions. A carefully
designed, efficientconditions

5. HVAC SystemTypes
◦ Types of System Designs -There are several major
heating, ventilating, and airTypes of System Designs -
There are several major heating, ventilating, and air
conditioning system types in wide spread use today.
These are air systems, hydronic and steam systems,
and unitary type systems. Most systems in use today
fall into one ofand steam systems, and unitary type
systems.. Each type of system has advantages and
disadvantages.advantages and disadvantages.
◦ Air cooledAir cooled ChillersChillers

9. Air Cooled Chiller Advantages
◦ • Lower installed costLower installed cost
◦ • Quicker availabilityQuicker availability
◦ • No cooling tower or condenser pump required
◦ • Less maintenanceLess maintenance
◦ • No mechanical room required

10. Water Cooled
◦ SeaWater cooled Chillers
◦ Fresh Water cooled Chillers

12. Water-Cooled Chiller advantages
◦ Higher efficiencyHigher efficiency
◦ • Custom selection in larger sizes
◦ • Large tonnage capabilities
◦ • IndoorChiller locationIndoor Chiller location
◦ • Longer lifeLonger life

13. Purpose of an air handling system
◦ Purpose of an air handling system

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