Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Key information for the four cases used in this study.
| Case | Outdoor air (m3/h) | Recirculated air | Filtration efficiency | Cleaning device | Treated air flow rate (m3/h) | Disinfection efficiency | Equivalent ventilation rate (ACH) |
|---|---|---|---|---|---|---|---|
| A | 946 | 90% | 0 | None | – | – | 0.46 |
| B | 9460 | 0% | 0 | None | – | – | 4.55 |
| C | 946 | 90% | 0 | RM3 | 12,221 | 99.9% | 6.33 |
| D | 9460 | 0% | 0 | RM3 | 12,221 | 99.9% | 10.43 |
