Example Calculate the amount of sensible heat that must be added to 100lb of air…

In HVAC systems, air is typically heated by passing it over a heating coil or…

Air dew point temperature Tdewpoint is the temperature when air is 100% saturated and water begins…

In HVAC systems, air is typically cooled by passing it over a cooling coil. Most…

Measuring vapour pressure is very difficult without complex laboratory instrumentation. However, it can be relatively…

Two types of dew point sensors are commonly used today: a condensation dew point method…

The instruments used to measure humidity are called hygrometers. The simplest form of hygrometer is…

Wet bulb temperature is easily measured with a standard thermometer which has its sensing bulb…

All psychrometric properties of air are determined by measuring two psychrometric variables: for example, if…

Water vapour is one of several gaseous constituents of air, the other principal ones being…