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Psychrometric Process Simulator

Interactive Psychrometric Chart · HVAC Processes · Air States

When to use: Plot air states on an interactive psychrometric chart and simulate HVAC processes — heating, cooling, humidification, dehumidification, and air mixing. Watch the process lines animate between states and see all psychrometric properties update in real time.

Supply / Starting State

Dry-Bulb75°F

Rel. Humidity50%

WB: 62.7°F

DP: 55.1°F

w: 9.21 g/kg

h: 47.5 kJ/kg

Target / End State

Dry-Bulb55°F

Rel. Humidity90%

WB: 53.0°F

DP: 52.1°F

w: 8.25 g/kg

h: 33.7 kJ/kg

Process Delta

ΔT: -20.0°FΔw: -0.97 g/kgΔh: -13.8 kJ/kgΔRH: 40%