Calculation of AVENTIS economic return comparing to other handling unit without recuperation
AVENTIS






Technical data of units

Type of the unit    
Output of the unit
(Real air flow in working point)
 m3/h m3/h
Recuperator efficiency
(Real efficiency in working point)
 % %
Daily working time
(Average daily working time)
h h
Motor input of both fans
(Motor input of inlet and outlet fan)
 kW kW


Climatic conditions and energy costs

Room temperature
(Exhaust air temperature)
 °C
Average temperature in heating season
(Average temperature in heating season)
°C
Length of heating season
(Number of days with the average temperature below 15 °C)
Days
Cost for kW/h of electrical energy
(Electrical energy cost)
 €
Cost for kW/h of heat energy
(Cost for gas or hot water)
 €


AVENTISUnit to compare
Theoretically medium heat loss caused by ventilation during the heating season: kW kW
Theoretically medium output of recuperators during the course of the heating season: kW kW
The amount of power needed to heat inflowing air: kW kW
The amount of power needed to heat inflowing air in one year: kW
€  
 kW
€   
 
The amount of power consumed by fans in one year: kW
€   
 kW
€   
The overall annual total of expenses for operating a unit: €   €  
Total savings with AVENTIS 10 per year:   €
Total savings with AVENTIS 10 per 5 years:     €





Example of Aventis efficiency in working point

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