HVAC System

SPLIT TYPE AIR CONDITIONER

Split air conditioner comprises of two parts: the outdoor unit and the indoor unit. The outdoor unit, fitted outside the room, houses components like the compressor, condenser and expansion valve. The indoor unit comprises the evaporator or cooling coil and the cooling fan. Advantage Lower Noise and Vibration Level Requires  only a hole  on the wall …

SPLIT TYPE AIR CONDITIONER Read More »

WINDOW TYPE AIR CONDITIONER

Description & Components is the most commonly used air conditioner for single rooms. In this air conditioner all the components, namely the compressor, condenser, expansion valve or coil, evaporator and cooling coil are enclosed in a single box. Advantage: Low Cost All component parts contained in one box Eco friendly ,uses less refrigerant Practically easy to install and maintain …

WINDOW TYPE AIR CONDITIONER Read More »

Psychrometric Chart

PSYCHROMETRY is the science of studying the thermodynamic properties of moist air and the use of these properties to analyze conditions and processes involving moist air. Moist air is a mixture of dry air and water vapour. In atmospheric air, water vapour content varies from 0 to 3% by mass. Is often used in the …

Psychrometric Chart Read More »

Basic Refrigeration Cycle

The cycle uses the Carnot Refrigeration cycle and operates as follows. State 1 is the state after the refrigerant passes through an evaporator (D), where warm air heats the fluid and converts it completely to vapor. State 2 is the state after the fluid passes through a compressor (A) which increases the fluid’s pressure and temperature up …

Basic Refrigeration Cycle Read More »