Air Conditioning System

Category: Education

Presentation Description

Central AC system


By: GreyP (128 month(s) ago)

It is sometimes hard to find a reliable company that you trust coming into your home to check your heating and air systems, but here is a great company who provides excellent service in North Carolina.

By: Gina7375 (128 month(s) ago)

It is important to have you heating and air units well maintained. Here is a reference to a great company in Raleigh

Presentation Transcript

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Air conditioning & Ventilation system Presentation by :- hemant vasavada

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Why ? to control temperature to control humidity dust free atmosphere chemical fumes free air

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Types of Central A/C system Vapour compression system OR DX type Chilled water type

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Main components :- Compressor -- Compresses low pressure refr gas (from AHU) to high pressure gas (to condensor) Expansion Valve – Reduces pressure of liquid refr. by sudden expansion. AHU – Exchange of heat betn. Low pressure liquid refr & air. The low press / low temp liq takes away heat and turns to low pressure gas.

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