Building management system with continuous air quality monitoring

Abstract

Systems, methods and computer-readable storage medium for air quality monitoring. One system of a building includes a controller including memory and at least one processor configured to receive, from a plurality of sensors, infectious agent data, the plurality of sensors disposed throughout the building, at least one of the plurality of sensors including an apparatus configured to collect samples, wherein the plurality of sensors configured to continuously test the samples over a sampling period for infectious agents and provide the infectious agent data to the controller. The at least one processor is further configured to determine at least one area of the building exposed to the infectious agent. The at least one processor is further configured to selectively control an amount of equivalent clean air delivered to the at least one area based on an indication of the infectious agent.

What is claimed is: 
     
         1 . An HVAC system of a building, comprising:
 a controller comprising memory and at least one processor configured to:
 receive, from a plurality of sensors disposed throughout the building, infectious agent data, at least one of the plurality of sensors comprising an apparatus configured to collect samples, wherein the plurality of sensors configured to continuously test the samples over a sampling period for infectious agents and provide the infectious agent data to the controller; 
 in response to indicating of an infectious agent based on the infectious agent data, determine at least one area of the building exposed to the infectious agent; and 
 selectively control an amount of equivalent clean air delivered to the at least one area based on the indication of the infectious agent. 
   
     
     
         2 . The HVAC system of  claim 1 , wherein the indication of the infectious agent is at least one of an indication of a presence of the infectious agent, an indication of a change in an amount of the infectious agent, or an indication of exceeding a threshold corresponding with the amount of the infectious agent. 
     
     
         3 . The HVAC system of  claim 2 , the at least one processor is further configured to:
 monitor the change in the amount of the infectious agent over a period of time, and wherein selectively controlling the amount of equivalent clean air is based on an increase in the amount of the infectious agent over the period of time in the at least one area of the building.   
     
     
         4 . The HVAC system of  claim 2 , wherein selectively controlling the amount of equivalent clean air is in response to an increase in the amount of the infectious agent above a normal background level, and wherein the normal background level is specific to the at least one area of the building. 
     
     
         5 . The HVAC system of  claim 1 , wherein the at least one of the plurality of sensors comprises a collection apparatus, and wherein the samples are liquid samples collected via the collection apparatus. 
     
     
         6 . The HVAC system of  claim 1 , wherein selectively controlling the amount of equivalent clean air comprises at least one of increasing an airflow rate or increasing outside air ventilation, air handling unit (AHU) airflow rate, in zone filtration, or in zone disinfection, and wherein the at least one processor are further configured to selectively activate at least one of a negative pressure space relative to rest of the building or a plurality of lighting apparatuses in at least one of the air handling unit or the at least one area. 
     
     
         7 . The HVAC system of  claim 6 , the at least one processor is further configured to:
 selectively control, in real-time or near real-time, access to the at least one area of the building, wherein selectively controlling access further comprises locking at least one door controlling access to the at least one area.   
     
     
         8 . The HVAC system of  claim 6 , the at least one processor is further configured to:
 communicate a presence of the infectious agent to a plurality of individuals selected based on cross-referencing location data of the plurality of sensors and location data of user devices of the plurality of individuals, wherein the communication of the presence further comprises a notification to avoid the at least one area of the building.   
     
     
         9 . The HVAC system of  claim 1 , the at least one processor is further configured to:
 in response to indicating the infectious agent based on the infectious agent data, determine a plurality of guidelines or procedures corresponding with the at least one area of the building, wherein the plurality of guidelines or procedures are different from a first area of the building and a second area of the building.   
     
     
         10 . The HVAC system of  claim 9 , the at least one processor is further configured to:
 generate a graphical user interface (GUI) comprising graphical information and steps for the determined plurality of guidelines or procedures, wherein the GUI comprises at least one interactive item corresponding with implementing the determined plurality of guidelines or procedures; and   provide the GUI to at least one computing device within the at least one area of the building or associated with the at least one area, wherein the at least one computing device is associated with the at least one area based on at least one of scheduling information, a designation of association, or a previous presence of the at least one computing device within the at least one area.   
     
     
         11 . The HVAC system of  claim 10 , the at least one processor is further configured to:
 monitor an amount of the infectious agent in the building;   determine controlling the amount of equivalent clear air and the plurality of guidelines or procedures decreased the amount of the infectious agent in the building; and   modify the selective control of the amount of equivalent clear air of the air flowing through the air handling unit of the HVAC system.   
     
     
         12 . The HVAC system of  claim 1 , the at least one processor is further configured to:
 determine a prevalence of the infectious agent in the building based on cross-referencing external infectious agent data of an external data source with the infectious agent data.   
     
     
         13 . The HVAC system of  claim 1 , the at least one processor is further configured to:
 determine a baseline prevalence of the infectious agent in a public area of the building;   determine a prevalence of the infectious agent in the at least one area of the building; and   modify the selective control of the amount of equivalent clear air of the air flowing through the air handling unit of the HVAC system based on the prevalence in the at least one area being above the baseline prevalence in the public area.   
     
     
         14 . A method, comprising:
 receiving, by at least one processing circuit from a plurality of sensors disposed throughout a building, infectious agent data, at least one of the plurality of sensors comprising an apparatus configured to collect samples, wherein the plurality of sensors configured to continuously test the samples over a sampling period for infectious agents and provide the infectious agent data to the at least one processing circuit;   in response to indicating of an infectious agent based on the infectious agent data, determining, by the at least one processing circuit, at least one area of the building exposed to the infectious agent; and   selectively controlling, by the at least one processing circuit, an amount of equivalent clean air delivered to the at least one area based on the indication of the infectious agent.   
     
     
         15 . The method of  claim 14 , wherein the indication of the infectious agent is at least one of an indication of a presence of the infectious agent, an indication of a change in an amount of the infectious agent, or an indication of exceeding a threshold corresponding with the amount of the infectious agent. 
     
     
         16 . The method of  claim 15 , further comprising:
 monitoring, by the at least one processing circuit, the change in the amount of the infectious agent over a period of time, and wherein selectively controlling the amount of equivalent clean air is based on an increase in the amount of the infectious agent over the period of time in the at least one area of the building.   
     
     
         17 . The method of  claim 15 , wherein selectively controlling the amount of equivalent clean air is in response to an increase in the amount of the infectious agent above a normal background level, and wherein the normal background level is specific to the at least one area of the building. 
     
     
         18 . The method of  claim 14 , further comprising:
 in response to indicating the infectious agent based on the infectious agent data, determining, by the at least one processing circuit, a plurality of guidelines or procedures corresponding with the at least one area of the building, wherein the plurality of guidelines or procedures are different from a first area of the building and a second area of the building;   generating, by the at least one processing circuit, a graphical user interface (GUI) comprising graphical information and steps for the determined plurality of guidelines or procedures, wherein the GUI comprises at least one interactive item corresponding with implementing the determined plurality of guidelines or procedures;   providing, by the at least one processing circuit, the GUI to at least one computing device within the at least one area of the building or associated with the at least one area, wherein the at least one computing device is associated with the at least one area based on at least one of scheduling information, a designation of association, or a previous presence of the at least one computing device within the at least one area;   monitoring, by the at least one processing circuit, an amount of the infectious agent in the building;   determining, by the at least one processing circuit, controlling the amount of equivalent clear air and the plurality of guidelines or procedures decreased the amount of the infectious agent in the building; and   modifying, by the at least one processing circuit, the selective control of the amount of equivalent clear air of the air flowing through the air handling unit of the HVAC system.   
     
     
         19 . The method of  claim 14 , further comprising:
 determining, by the at least one processing circuit, a baseline prevalence of the infectious agent in a public area of the building;   determining, by the at least one processing circuit, a prevalence of the infectious agent in the at least one area of the building; and   modifying, by the at least one processing circuit, the selective control of the amount of equivalent clear air of the air flowing through the air handling unit of the HVAC system based on the prevalence in the at least one area being above the baseline prevalence in the public area.   
     
     
         20 . One or more non-transitory computer readable mediums storing instructions thereon that, when executed by one or more processors, cause the one or more processors to perform operations comprising:
 receiving, from a plurality of sensors, infectious agent data, the plurality of sensors disposed throughout the building, at least one of the plurality of sensors comprising an apparatus configured to collect samples, wherein the plurality of sensors configured to continuously test the samples over a sampling period for infectious agents and provide the infectious agent data to the controller;   in response to indicating of an infectious agent based on the infectious agent data, determining at least one area of the building exposed to the infectious agent; and   selectively controlling an amount of equivalent clean air delivered to the at least one area based on the indication of the infectious agent.