Patent ID: 11879812
Assignee: HAIER US APPLIANCE SOLUTIONS, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC F  G  B | IPC B  F  G

Claim 6:
7. A refrigerator appliance, comprising:
a cabinet;
a food storage chamber defined in the cabinet;
a water supply line;
a water filter coupled to the water supply line;
a sensor embedded in the water filter, the sensor configured to measure water pressure in the water filter and flow through the water filter; and
a controller in operative communication with the sensor, the controller configured to:
receive pressure measurements and flow measurements from the sensor;
monitor the received pressure measurements, monitor the received flow measurements;
calculate a rate of change in the received pressure measurements over time;
calculate a rate of change in the received flow measurements over time; and
detect a leak based on the received pressure measurements and flow measurements based on an increase in at least one of the rate of change in the received pressure measurements over time and the rate of change in the received flow measurements over time.