1. Background
You are the principal HVAC engineer in charge of designing the HVAC system of a planned student
accommodation in Maine, USA. The average highest temperature is about 26 degree Celcius while
the average lowest temperature is well below 0 degree Celcius.
The tentative layout of the development is shown below:
2. Task
Use the VRP spreadsheet available from ASHRAE to calculate the following:
a) Maximum primary outdoor air fraction (Zp)
b) System ventilation efficiency
c) Minimum outdoor air intake (L/s)
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