Table 3.
Results of maximum and mean values of PM1.0–1.99 and CO2 concentration at outdoor air particles of 50 μg/m.
| Filter efficiency Pi (%) |
Outdoor fresh air flow rate (L/S) | Maximum/Mean PM1.0–1.99 (μg/m3) |
Maximum/Mean CO2 (ppm) |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| CAV |
VAV |
CAV | VAV | ||||||||
| I | II | III | I | II | III | I | II | III | |||
| 40 | 60 | 80 | 8.5 | 11.9/11.4 | 6.2/6.0 | 2.5/2.5 | 11.9/9.5 | 6.2/4.9 | 2.5/2.0 | 1007/855 | 1007/956 |
| 40 | 60 | 80 | 12.75 | 15.9/15.3 | 8.7/8.4 | 3.7/3.6 | 15.9/13.0 | 8.7/7.0 | 3.7/2.9 | 807/710 | 807/782 |
| 40 | 60 | 80 | 17 | 19.2/18.5 | 11.0/10.6 | 4.8/4.7 | 19.2/15.9 | 11.0/8.8 | 4.8/3.8 | 706/635 | 706/690 |