Systems and methods for sensing abnormal fan operation via compressor suction sensor

Abstract

A compressor fluidly couples to a condenser and an evaporator. A sensor is configured to detect a plurality of data points associated with the fluidic circuit. A controller is configured to store the plurality of data points associated with the fluidic circuit and a time associated with each of the data points. The controller can detect a plurality of deviations between the data points, each deviation comprising a magnitude and a temporal sequence. The controller can compare each of the plurality of deviations to a predefined threshold. The controller can determine, based on the comparison of the deviations to the predefined threshold, a condition indicative of an obstruction of an air flow circuit of the climate control system.

What is claimed is: 
     
         1 . A climate control system, comprising:
 a fluidic circuit comprising a compressor fluidly coupled to a condenser and an evaporator;   a sensor configured to detect a plurality of temporally sequenced data points associated with the fluidic circuit; and   a controller configured to:
 store the plurality of temporally sequenced data points associated with the fluidic circuit and a time associated with each of the temporally sequenced data points; 
 compare the plurality of temporally sequenced data points to a profile; and 
 determine a condition of the climate control system corresponding to the profile. 
   
     
     
         2 . The climate control system of  claim 1 , wherein the controller is configured to:
 detect a plurality of deviations between the temporally sequenced data points, each deviation comprising a magnitude and a temporal sequence;   compare each of the plurality of deviations to a predefined threshold; and   determine, based on the comparison of the deviations to the predefined threshold, the condition of the climate control system is indicative of a fault of the climate control system.   
     
     
         3 . The climate control system of  claim 1 , wherein, to determine the condition indicative of the climate control system corresponding to the profile, the controller is configured to:
 determine a first deviation between a first data point of the temporally sequenced data points and a second data point of the temporally sequenced data points exceeds a first threshold; and   determine a second deviation between the second data point and a third data point of the temporally sequenced data points exceeds a second threshold, the second threshold having a different direction and greater magnitude than the first threshold.   
     
     
         4 . The climate control system of  claim 2 , wherein:
 the sensor is configured to detect a condition indicative of a temperature of a refrigerant of the fluid circuit proximal to the evaporator; and   the fault is an obstructed airflow.   
     
     
         5 . The climate control system of  claim 1 , wherein the controller causes a reduction of power to the compressor, responsive to the determination of the condition indicative of the climate control system corresponding to the profile. 
     
     
         6 . The climate control system of  claim 1 , wherein the controller conveys, via a user interface, an indication of the condition which is an airflow obstruction. 
     
     
         7 . The climate control system of  claim 1 , wherein, to determine the condition indicative of the climate control system corresponding to the profile, the controller is configured to:
 determine a presence of a first obstruction type; and   determine a presence of a second obstruction type, different from the first obstruction type.   
     
     
         8 . A method of climate control, comprising:
 receiving, by a controller and from a sensor, a plurality of data points associated with a fluidic circuit, the fluidic circuit comprising a compressor fluidly coupled to a condenser and an evaporator;   storing, by the controller, the plurality of data points associated with the fluidic circuit and a time associated with each of the data points;   comparing, by the controller, the plurality of data points to a profile; and   determining, by the controller, a condition of a climate control system corresponding to the profile.   
     
     
         9 . The method of  claim 8 , comprising:
 detecting, by the controller, a plurality of deviations between the data points, each deviation comprising a magnitude and a temporal sequence;   comparing, by the controller, each of the plurality of deviations to a predefined threshold; and   determining, by the controller and based on the comparison of the deviations to the predefined threshold, the condition of the climate control system is indicative of a fault of an air flow thereof.   
     
     
         10 . The method of  claim 8 , wherein, comprising:
 determining, by the controller, a first deviation between a first data point of the temporally sequenced data points and a second data point of the temporally sequenced data points exceeds a first threshold; and   determining, by the controller, a second deviation between the second data point and a third data point of the temporally sequenced data points exceeds a second threshold, the second threshold having a different direction and greater magnitude than the first threshold.   
     
     
         11 . The method of  claim 9 , comprising:
 detecting, by the controller, a condition indicative of a temperature of a refrigerant of the fluid circuit proximal to the evaporator, wherein the fault is an obstructed airflow.   
     
     
         12 . The method of  claim 9 , comprising:
 causing, by the controller, a reduction of power supplied to the compressor, responsive to the determination of the condition indicative of the fault.   
     
     
         13 . The method of  claim 9 , comprising:
 conveying, by the controller and via a user interface, an indication of the condition indicative of the fault.   
     
     
         14 . A non-transitory computer-readable media comprising computer-readable instructions stored thereon that, when executed by a processor of a climate control system cause the processor to:
 receive, from a sensor, a plurality of data points associated with a fluidic circuit;   store the plurality of data points associated with the fluidic circuit and a time associated with each of the data points;   compare the plurality of data points to a profile; and   determine a condition of the climate control system corresponding to the profile.   
     
     
         15 . The computer-readable media of  claim 14 , wherein the computer-readable media comprises instructions to:
 detect, a plurality of deviations between the data points, each deviation comprising a magnitude and a temporal sequence;   compare each of the plurality of deviations to a predefined threshold; and   determine, based on the comparison of the deviations to the predefined threshold, the condition of the climate control system is indicative of a fault of the climate control system.   
     
     
         16 . The computer-readable media of  claim 14 , wherein the computer-readable media comprises instructions to:
 determine a first deviation between a first data point of the temporally sequenced data points and a second data point of the temporally sequenced data points exceeds a first threshold; and   determine a second deviation between the second data point and a third data point of the temporally sequenced data points exceeds a second threshold, the second threshold having a different direction and greater magnitude than the first threshold.   
     
     
         17 . The computer-readable media of  claim 14 , wherein the sensor is configured to detect a condition indicative of a temperature of a refrigerant of the fluid circuit proximal to an evaporator. 
     
     
         18 . The computer-readable media of  claim 14 , wherein the computer-readable media comprises instructions to:
 cause a reduction of power to a compressor, responsive to the determination of the condition indicative of a fault of the climate control system.   
     
     
         19 . The computer-readable media of  claim 14 , wherein the computer-readable media comprises instructions to:
 convey, via a user interface, an indication of the condition indicative of a fault of the climate control system.   
     
     
         20 . The computer-readable media of  claim 14 , wherein, wherein the computer-readable media comprises instructions to:
 determine a presence of a first obstruction type; and   determine a presence of a second obstruction type, different from the first obstruction type.