Lecture Objectives: Learn about processes in AHU Swimming pool example Het recovery systems.

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Presentation transcript:

Lecture Objectives: Learn about processes in AHU Swimming pool example Het recovery systems

Major AHU Components Humidifiers Steam Water Heat Exchangers Air to air Air - water or air - refrigerate AHU Fans Water (mist) Many more …

Process in AHUs Example AHUs for swimming pools MENERGA ThermoCond 19

Swimming pool heating

Dehumidification using outside air in Winter and Summer

More advance control MENERGA ThermoCond 29

Dehumidification using outside air in winter Condenser in the swimming pool Evaporator Condenser in the air stream Compressor of the heat pump

Recirculation of air with dehumidification catalog

Sensible and Enthalpy wheels

Sensible and Enthalpy Wheels

Heat recovery system in NSM building at UT

Desiccant wheel Figure 3 – A desiccant-based cooling system combined with regenerative heat exchanger, vapor compression cooling, and evaporative humidifier (hybrid system).