Patent ID: 11913655
Assignee: JOHNSON CONTROLS TYCO IP HOLDINGS LLP
Field: Chemical engineering (Chemistry)
Classification: CPC F  B  G  Y | IPC F  G

Claim 15:
16. The method of claim 15,
wherein receiving the first set of sensor data of the one or more characteristics of the first fluid within the air duct comprises measuring at least one of a carbon dioxide, nitrous oxide, particulate matter or ozone levels of the first fluid,
receiving the second set of sensor data of the one or more characteristics of the second fluid after the second fluid has been filtered comprises measuring at least one of a carbon dioxide, nitrous oxide, particulate matter, or ozone levels of the second fluid, and
the first set of sensor data of the one or more characteristics of the first fluid is received by a first set of sensors and the second set of sensor data of the one or more characteristics of the second fluid is received by a second set of sensors.