Project
Units of measure
Zone
Altitude (ft)*
Air flow (CFM)*
Room temperature (°F)*
Room RH (%)*
Duct type
Duct size (in)
Width x Height
Diameter
Heating Mode Calculations
Economizer Mode Calculation
steamOcalc – Advanced Isothermal Humidifier Sizing & Load Calculator
Quickly calculate humidification load by entering room conditions, airflow, and outside air data.
| Calculated Item | Calculated Value |
|---|---|
| Dry Air Temperature | |
| Dry Air Density | |
| Dry Air Mass Flow | |
| Returned Air Temperature | |
| Returned Air RH | |
| Returned Air Humidity Ratio (W) | |
| Outside Air Humidity Ratio (W) | |
| Outside Air Pres. of sat. Pure Water | |
| Outside Air % in Mixed Air | |
| Mixed Air Humidity Ratio (W) | |
| Mixed Air Pressure of sat. Pure Water | |
| Temperature Bef. Humi. | |
| Humidity Ratio (W) bef. humi. | |
| Air Pres. of sat. Pure Water bef. humi. | |
| Supply Air Temperature (After humi.) | |
| Supply Air Pres. of sat. Pure Water (After humi.) | |
| Supply Air Humidity Ratio (W) (After humi.) |