Table 5.
Results of maximum and mean values of PM1.0–1.99 and CO2 concentration at outdoor air particles of 200 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 | 47.6/45.6 | 24.7/23.8 | 10.1/9.8 | 47.6/38.1 | 24.7/19.5 | 10.1/7.9 | 1007/855 | 1007/956 |
| 40 | 60 | 80 | 12.75 | 63.8/61.3 | 35.0/33.7 | 14.8/14.3 | 63.8/51.9 | 34.9/27.8 | 14.8/11.7 | 807/710 | 807/782 |
| 40 | 60 | 80 | 17 | 76.9/74.1 | 44.0/42.5 | 19.3/18.7 | 76.9/63.4 | 44.0/35.4 | 19.3/15.2 | 706/635 | 706/690 |