AHU With Heat Recovery Excel Sheet Calculator (HRU Calculation)

 

Heat recovery unit (HRU) and sometimes heat recovery ventilator system (HRV) takes the air from kitchens and bathrooms with temperature about 22 o C and mix it with the warm air from outside the heat exchanger before entering the air handling unit and AC system. The following excel sheet includes all formulas related to heat recovery calculations.

Download also: Fresh Air Calculator for AHU working with VAV system, and also AHU fan shaft power calculator 

AHU With Heat Recovery Excel Sheet Calculator

Download AHU With Heat Recovery Excel Sheet Calculator

Types of heat recovery units:

• Membrane plate
• Fixed plate
• Energy wheel
• Heat wheel
• Heat pipe

How do you calculate heat recovery for a heat exchanger?

In the heat recovery system the heat exchanger contains a lot of fins of duct, naturally the dirty air does not mix with fresh air. The above excel sheet calculator will help you in heat recovery air handling unit calculation.