Power consumption management system, and power consumption manager, power consumption management method, power supply manager, and power supply management method, which are used for the power consumption management system

摘要

A power consumption management system includes power consumption managers (30-1,30-2,30-3) and a power supply manager (10). Each of the power consumption managers (30-1,30-2,30-,3) creates changeable power amount information with respect a planned value of power consumption for each predetermined time range in a preset predetermined period in future, the planned value being related to a load of each piece of equipment in a building (A,B,C) as a monitoring target. The power supply manager (10) is connected to each of the power consumption managers (30-1,30-2,30-3) through a network, decides a power change request amount for each building (A,B,C) based on the created changeable power amount information, and transmits the decided power change request amount to each of the power consumption managers (30-1,30-2,30-3) for the purpose of notification.