Patent ID: 9335062
Filing Date: 2016-05-10
CPC Classification: F24F,G05D

Claim Text:
1. A controller for dynamically balancing air pressure in a building that includes at least a first room, comprising: a receiver configured to receive an outdoor air pressure measured by an outdoor pressure sensor outside of the building, and to receive a first room air pressure measured by a room pressure sensor inside the first room; a processor configured to calculate a first pressure set point for the first room based on the outdoor air pressure, to determine whether the first room air pressure deviates from the first pressure set point by a predefined threshold, and to generate instructions for a first heating ventilation and air conditioning (HVAC) unit of the first room to adjust the first room air pressure to the first pressure set point; and a transmitter configured to transmit the instructions to the first HVAC unit, wherein the processor is configured to determine whether a supply fan of the first HVAC unit and an exhaust fan of the first HVAC unit are at full capacity, and to: