Lecture 1: Introduction to HVAC - SatchNet Electronic Systems

AIR CONDITIONING TERMS:
Invensys Σ
Dry Bulb Temperature: The temperature of the air as indicated by an
ordinary thermometer.
Wet Bulb Temperature: The temperature indicated by a thermometer
where the bulb is covered by a wetted wick and exposed to a current of
rapidly moving air.
Dew Point Temperature: The temperature at which condensation of
moisture begins to form when air is cooled.
Moisture Content: The mass of water vapour per unit mass of dry air in
the mixture. This is usually expressed as Kg of moisture per Kg of dry air.