POWER MANAGEMENT SYSTEM, POWER MANAGEMENT METHOD, AND UPPER POWER MANAGEMENT APPARATUS

摘要

A power management system comprises a plurality of HEMSs 10 and a CEMS 40. The CEMS 40 transmits, to a power company 60, configuration information of the plurality of consumers 70 managed by the CEMS 40. The power curtailment signal (DR; Demand Response) transmitted from the power company 60 to the CEMS 40 is determined in accordance with the configuration information. The upper power management apparatus transmits, to each HEMS 10, reduction information including an amount of power that should be reduced in each consumer 70 in response to a power curtailment signal transmitted from the power company 60 after transmitting the configuration information.

主权项

1. A power management system comprising a plurality of lower power management apparatuses each of which is provided for each of a plurality of consumers and an upper power management apparatus that manages the plurality of lower power management apparatuses, wherein
the upper power management apparatus transmits, to a power company that manages a power grid, configuration information of the plurality of consumers managed by the upper power management apparatus, and the upper power management apparatus transmits, to each lower power management apparatus, reduction information including an amount of power that should be reduced in each consumer in response to a power curtailment signal transmitted from the power company after transmitting the configuration information.