Evaluate dynamic cooling/heating demands across a 24-hour cycle. Upload weather data to override Initial State (P0).
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Psychrometric Processes
Initial State (Point 0)
Calculated State Points
Pt
Description
T db (°C)
T wb (°C)
T dp (°C)
RH (%)
W (g/kg)
H (kJ/kg)
v (m³/kg)
Flow (m³/h)
Calculated Process Changes & Power
Process
Type
Δ T (°C)
Δ W (g/kg)
Δ H (kJ/kg)
Power (kW)
SHF
Add a process step to see changes.
Hourly Simulation Results (24h)
Time
Outdoor T (°C)
Outdoor RH (%)
System Flow (m³/h)
Total Cooling (kW)
Total Heating (kW)
Condensation (kg/h)
About the HVAC Tools Psychrometric Calculator
HVAC Tools features an online psychrometric calculator designed to streamline complex Psychrometric Calculations as quick reference.
The tool processes critical variables—including dry bulb temperature, wet bulb temperature, relative humidity, humidity ratio, and enthalpy—to instantly generate precision state points. With integrated climate data and customizable reference points, evaluating dynamic cooling loads and sizing equipment has never been easier.
Our goal is to provide the industry with a reliable, digital-first approach to psychrometrics, eliminating the need for manual chart plotting and ensuring optimal design performance across all commercial and industrial applications.