psychrometric chart (redirected from Psychrometrics)

psychrometric chart [¦sī·krə¦me·trik ′chärt]

(thermodynamics)

A graph each point of which represents a specific condition of a gas-vapor system (such as air and water vapor) with regard to temperature (horizontal scale) and absolute humidity (vertical scale); other characteristics of the system, such as relative humidity, wet-bulb temperature, and latent heat of vaporization, are indicated by lines on the chart.

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psychrometric chart

A chart showing the relationship between dewpoint temperature, drybulb temperature, wet bulb temperature, humidity ratio, and relative humidity.