Question
CO 2 and flow measurements were made in an office room, and the data are as follows: at the supply diffuser (supply/mixed air): 600 ppm
- CO2 and flow measurements were made in an office room, and the data are as follows:
- at the supply diffuser (supply/mixed air): 600 ppm
- at the return grille (return air): 650 ppm
- outside air intake: 400 ppm
- total supply air flow rate: 500 cfm
The office size is 25 ft x 40 ft, and there are five occupants in the office.
a. What is the % outdoor air?
b. What is the OA% cfm and volume of OA per person?
c. What is the minimum outdoor ventilation rate in OA cfm/person by the ASHRAE 62?
d. Does the office get enough outside air? Why or Why not?
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Elementary Principles of Chemical Processes
Authors: Richard M. Felder, Ronald W. Rousseau
3rd Edition
978-0471687573, 9788126515820, 978-0-471-4152, 0471720631, 047168757X, 8126515821, 978-0471720638
