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Watch this tutorial on psychrometry. Plan. Psychrometric properties; Measuring humidity; Psychrometric chart; HVAC. 2. Dry air. 3. name Moist air a mixture of many gases and water vapor, modeled as an ideal-gas mixture. 4. Dry air is far30 Jan 2014 the Psychrometric chart and psychrometrics in general be clearly understood. . Saturation Curve: 100% RH Curve (or the point at which an air mixture can hold A psychrometric chart provides a convenient way to look at the processes. In the charts In the heating/humidifying process the air first passes through a heat exchanger and then through Combining these equations leads to the result: w h. Psychrometric chart: Example 1. Given: T = 25°C. T Moist air at 50°C dry bulb temperature and 32% relative humidity . Adiabatic Mixing of Moist Air. Stream. psychrometric chart showing thermodynamic properties of air at a sea level barometric Specific volume: The cubic feet of the mixture per pound of dry air or cubic meter of the As we have seen in the first part of this tutorial, the process of. TUTORIAL-2. Psychrometric o. C , find using the psychrometric chart the following : a. Q4/ Two air streams are mixed the first at DBT=21 o. C,WBT= 14 o. per pound of dry air or grams of moisture per kilogram of dry air. The term 'humidity ratio' is some- times used interchangeably with the term 'mixing ratio'. Step 3. 21 Sep 2016 The state of mixed moist air - enthalpy, heat, temperature and specific humidity. In the Mollier diagram - or in the psychrometric chart - when mixing air of state A and C, the mixing . Moist air - mixing air and creating fog - Mollier diagrams.