Mechanical Engineering

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…

Specific Volume is the volume that a certain weight of air occupies at a specific…

Dew point temperature indicates the temperature at which water will begin to condense out of…

Absolute Humidity is the vapor content of air, given in grams or lb of water…

Relative humidity (RH) is a measure of the amount of water air can hold at…

The wet bulb temperature (WBT) is a temperature associated with the moisture content of the…

To the novice, a psychrometric chart seems a dizzying maze of lines and curves going…