HEMS METHOD FOR POWER CONTROLLING OF HEMS USING POWER PRICE AND SYSTEM COMPRISING THE SAME

摘要

The present invention relates to a HEMS power control method using power price and a system including the same. The power control method of the HEMS includes the steps of (a) receiving a power price for power provided from a power provider in the HEMS, (b) transmitting the power price from the HEMS to at least one smart home appliance connected to the HEMS, , receiving the usage schedule information generated based on the power price from the at least one smart home appliance, (c) determining whether the sum of the received usage schedule information is smaller than a preset power peak value, ( d) if the sum of the usage schedule information is greater than the preset power peak value, adjusting the size of the power price; (e) transmitting the adjusted power price in the HEMS to the at least one smart home appliance; Re-receiving the usage schedule information generated based on the adjusted power price from the at least one smart home appliance, and (f) whether the sum of the re-received usage schedule information is smaller than the preset power peak value It includes the step of judging.