Moist Air - Psychrometric Table for Pressure 29.92 inHg
For full table - rotate the screen!
|
Dry Bulb Temperature | Saturated Water Vapour |
Heat Dry Air | Air Saturated with Water Vapor | Wet Bulb Temperature | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
|
Pressure | Weight |
Volume | Weight, Grains | Heat Content per lb. Dry Air and Vapor to Saturate It | ||||||
| (oF) | (inches of Mercury) | (Grains per Cu. Ft. of Vapor) | (Grains per Pound of Dry Air) | (Btu per lb above 0oF) | (Cu. Ft of 1 lb dry Air and Vapor to saturate it) | (Dry Air in 1 Cu. Ft. of Mixture) | (Air and Vapor in 1 Cu. Ft. of Mixture) | (Heat of Vapor Above 32oF) | (Total Enthaply Btu) | (oF) |
| -40 | 0.0039 | 0.054 | 0.569 | -9.60 | 10.58 | 661.4 | 661.5 | 0.085 | -9.515 | -40 |
| -30 | 0.0069 | 0.093 | 1.004 | -7.20 | 10.84 | 646.1 | 646.2 | 0.150 | -7.050 | -30 |
| -20 | 0.0126 | 0.165 | 1.834 | -4.80 | 11.09 | 631.3 | 631.5 | 0.276 | -4.524 | -20 |
| -10 | 0.0222 | 0.285 | 3.233 | -2.40 | 11.34 | 617.2 | 617.5 | 0.488 | -1.920 | -10 |
| 0 | 0.0383 | 0.481 | 5.58 | 0.00 | 11.60 | 603.2 | 603.7 | 0.846 | 0.846 | 0 |
| 10 | 0.0631 | 0.775 | 9.19 | 2.40 | 11.86 | 590.4 | 591.1 | 1.40 | 3.799 | 10 |
| 20 | 0.103 | 1.239 | 15.04 | 4.80 | 12.14 | 576.8 | 578.0 | 2.30 | 7.099 | 20 |
| 30 | 0.164 | 1.933 | 23.99 | 7.20 | 12.41 | 563.9 | 565.9 | 3.68 | 10.88 | 30 |
| 40 | 0.2478 | 2.864 | 36.36 | 9.60 | 12.69 | 551.4 | 554.3 | 5.61 | 15.21 | 40 |
| 50 | 0.3626 | 4.110 | 53.41 | 12.00 | 13.00 | 538.7 | 542.8 | 8.27 | 20.27 | 50 |
| 60 | 0.5218 | 5.801 | 77.27 | 14.40 | 13.32 | 524.5 | 531.3 | 12.01 | 26.41 | 60 |
| 70 | 0.7392 | 8.065 | 110.28 | 16.80 | 13.67 | 511.9 | 520.0 | 17.21 | 34.01 | 70 |
| 80 | 1.0321 | 11.06 | 155.52 | 19.20 | 14.07 | 497.7 | 508.7 | 24.37 | 43.57 | 80 |
| 90 | 1.4215 | 14.96 | 217.13 | 21.60 | 14.52 | 482.2 | 497.2 | 34.15 | 55.75 | 90 |
| 100 | 1.9325 | 19.98 | 300.60 | 24.00 | 15.05 | 465.2 | 485.2 | 47.46 | 71.46 | 100 |
| 110 | 2.5955 | 26.38 | 413.50 | 26.40 | 15.68 | 446.5 | 472.9 | 65.54 | 91.94 | 110 |
| 120 | 3.4458 | 34.44 | 566.67 | 28.80 | 16.46 | 425.4 | 456.8 | 90.16 | 118.96 | 120 |
| 130 | 4.5251 | 44.49 | 775.80 | 31.20 | 17.44 | 401.4 | 445.9 | 123.90 | 155.10 | 130 |
| 140 | 5.8812 | 56.91 | 1065.1 | 33.60 | 18.71 | 374.1 | 431.0 | 170.72 | 204.32 | 140 |
| 150 | 7.569 | 72.11 | 1474.3 | 36.00 | 20.44 | 342.5 | 414.6 | 237.17 | 273.17 | 150 |
| 160 | 9.652 | 90.57 | 2073.2 | 38.40 | 22.89 | 305.8 | 396.4 | 334.73 | 373.13 | 160 |
| 170 | 12.199 | 112.79 | 2996.9 | 40.80 | 26.57 | 263.5 | 376.2 | 485.59 | 526.39 | 170 |
| 180 | 15.291 | 139.36 | 4550.4 | 43.20 | 32.65 | 214.4 | 353.7 | 739.81 | 783.01 | 180 |
| 190 | 19.014 | 170.90 | 7589.5 | 45.60 | 44.41 | 157.6 | 328.5 | 1237.93 | 1283.53 | 190 |
| 200 | 23.467 | 208.09 | 15828.9 | 48.00 | 76.07 | 92.0 | 300.1 | 2591.88 | 2638.88 | 200 |
Related Topics
• Air Psychrometrics
Moist and humid air calculations. Psychrometric charts and Mollier diagrams. Air-condition systems temperatures, absolute and relative humidities and moisture content in air.
Related Documents
Air - Humidity Measurement from Dry and Wet Bulb Temperature
Relative humidity in moist air can estimated by measuring the dry and wet bulb temperature.
Air - Moisture Holding Capacity vs. Temperature
The moisture holding capacity of air increases with temperature.
Air - Psychrometric Chart for Standard Atmospheric Conditions - Imperial Units
Psychrometric chart for air at barometric pressure 29.921 inches of Mercury and temperature ranging 20oF to 120oF.
Air - Thermophysical Properties
Thermal properties of air at different temperatures - density, viscosity, critical temperature and pressure, triple point, enthalpi and entropi, thermal conductivity and diffusivity and more.
Dry Bulb, Wet Bulb and Dew Point Temperatures
Dry Bulb, Wet Bulb and Dew Point temperatures can be used to determine the state of humid air.
Heat Recovery Efficiency
Classification of heat recovery efficiencies - temperature efficiency, moisture efficiency and enthalpy efficiency - online heat exchanger efficiency calculator.
Mixing of Humid Air
The change in state wwhen mixing moist air - enthalpy, heat, temperature and specific humidity.
Moist Air - Cooling and Dehumidifying
Cooling and dehumidifying processes of moist and humid air - sensible and latent cooling.
Moist Air - Density vs. Water Content and Temperature
Density of the mix of dry air and water vapor - moist humid air.
Moist Air - Enthalpy
Sensible and latent heat of moist air.
Moist Air - Properties
Psychrometric table with humid air properties like saturation pressure, specific volume, enthalpy and entropy.
Moist Air - Psychrometric Chart for Normal Temperatures at 7500 Feet Altitude
Psychrometric chart in I-P Units at 7500 feet and barometric pressure 22.653 inHG.
Moist Air - Psychrometric Terms
Dry and wet bulb temperature, specific volume, relative humidity, enthalpy and more.
Moist Air - Relative Humidity
Relative humidity in moist air is the ratio of partial vapor pressure to air pressure.
Moist Air - Specific Volume
Specific volume of moist air is defined as the total volume of humid air per mass unit of dry air
Moist Air - Water Vapor and Saturation Pressure
Saturation pressure of water vapor in moist air vs. temperature.