HVAC applications
Our HVAC applications support you in the planning of air handling unit systems. Our focus is the energy recovery, see page Downloads.
The AHH software, which is used by over 6’000 engineers worldwide, can be called the market leader.

AHH basic version (contains 11 applications)
AHH: | Mollier-HX-Diagram & Psychrometric chart, processes with air |
MDI: | Meteorological data interface, selection of operating times |
AHU: | Neutral air handling unit configurator for projects |
DWT: | Conversions for dry bulb, wet bulb and dew point |
TEM: | Calculation of all mean logarithmic temperature differences |
GLY: | Brine properties and performance comparison for circuit connected systems |
REF: | Calculate subcritical refrigeration cycle processes |
FRO: | Calculation of the defrosting time of fin coil heat exchangers |
RFT: | Calculation of the rib foot temperature in air coolers |
KES: | Calculation of ice storages for cold water production 6/12°C |
GHH: | Mollier-Diagram for gas-steam-mixtures to condensing the steam |
AHH extended version (AHH basic version plus 1 application)
EAC: | Economic comparison of circuit connected systems |
AHH professional version (AHH extended version plus 1 application)
DEH: | Economic efficiency of air handling units with various heat recovery systems |
The AHH download contains all 13 trial applications, which can be tested free of charge for 30 days.
- AHH Version 22.3.1.0 (68MB)
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