Air conditioning system, electronic device, and method for controlling the same
View Patent ↗Provided is an electronic device includes a user interface; a communication module configured to perform communication with at least one outdoor unit and a plurality of indoor units connected to the at least one outdoor unit; and a processor configured to determine a heat exchanger with a contamination level equal to or higher than a preset contamination level among a heat exchanger of the at least one outdoor unit and heat exchangers of the plurality of indoor units based on an output from a neural network for operation data received from each of the at least one outdoor unit and the plurality of indoor units, determine a cleaning period of the determined heat exchanger based on a rate of increase in energy of the determined heat exchanger, and control the user interface to output information indicating the determined cleaning period, wherein the neural network is trained with operation data varying by contamination level of a heat exchanger.
1 . An electronic device comprising:
a user interface;
a communication module configured to perform communication with at least one outdoor unit and a plurality of indoor units connected to the at least one outdoor unit; and
at least one processor configured to:
receive, through the communication module, operation data of the at least one outdoor unit and the plurality of indoor units, wherein
the operation data of the at least one outdoor unit includes at least one of pressure of a heat exchanger of the at least one outdoor unit, temperature of a heat exchanger of the at least one outdoor unit, frequency of a compressor of the at least one outdoor unit, and a number of revolutions of a blower fan of the at least one outdoor unit, and
the operation data of the plurality of indoor units includes at least one of pressure of a heat exchanger of at least one of the plurality of indoor units, and temperature of a heat exchanger of at least one of the plurality of indoor units,
determine a heat exchanger with a contamination level equal to or higher than a preset contamination level among a heat exchanger of the at least one outdoor unit and heat exchangers of the plurality of indoor units based on the received operation data,
determine, based on power consumption of the determined heat exchanger measured by a meter, a rate of increase in energy of the determined heat exchanger,
determine, based on the determined rate of increase in energy, a cleaning period of the determined heat exchanger, and
control the user interface to output information indicating the determined cleaning period.
2 . The electronic device of claim 1 , wherein the at least one processor is configured to:
store compressor map data,
calculate a reference power consumption based on the compressor map data, and
determine the rate of increase in energy to be a ratio between the measured power consumption and the reference power consumption.
3 . The electronic device of claim 2 , wherein the compressor map data is experimental result data on power consumption of a compressor based on at least one of a change in saturated evaporation temperature of a heat exchanger, saturated condensation temperature of a heat exchanger, and compressor frequency.
4 . The electronic device of claim 3 , wherein the at least one processor is configured to:
calculate a reference power consumption based on at least one of the saturated evaporation temperature, the saturated condensation temperature, and the compressor frequency.
5 . The electronic device of claim 1 , wherein the at least one processor is configured to:
determine the rate of increase in energy based on an accumulated number of operation days.
6 . The electronic device of claim 5 , wherein the at least one processor is configured to:
determine an increased electricity rate based on an electricity rate per day and the determined rate of increase in energy.
7 . The electronic device of claim 6 , wherein the at least one processor is configured to:
determine the cleaning period based on comparing the increased electricity rate with a preset cleaning service rate.
8 . The electronic device of claim 7 , wherein the at least one processor is configured to:
determine, based on a difference between a date at which the increased electricity rate exceeds the preset cleaning service rate and a previous cleaning date as the cleaning period.
9 . The electronic device of claim 1 further comprising:
memory storing a model trained with, as input data, operation data of indoor units that varies by contamination levels of heat exchangers included in the indoor units and operation data of outdoor units that varies by contamination levels of heat exchangers included in the outdoor units,
wherein the at least one processor is configured to provide the received operation data as input data to the model and use resulting output of the model to determine the heat exchanger with the contamination level equal to or higher than a preset contamination level among a heat exchanger of the at least one outdoor unit and heat exchangers of the plurality of indoor units.