Power management method, power management server, local control apparatus and power management system

A local control apparatus provided in a facility connected to a power grid, the local control apparatus comprising:

• a receiver configured to receive a first message according to a first protocol from a power management server that manages the facility;
• and
• a transmitter configured to transmit a second message according to a second protocol different from the first protocol to an equipment provided in the facility, wherein
• the receiver is configured to receive the first message in a manner capable of identifying a control for the local control apparatus and a control for a target equipment which is the equipment designated by the power management server.

A power management system comprising:

• a power management server that manages a facility connected to a power grid;
• and
• a local control apparatus provided in the facility, wherein
• the power management server includes a first transmitter configured to transmit a first message to the local control apparatus according to a first protocol,
• the local control apparatus includes a transmitter configured to transmit a second message to an equipment provided in the facility according to a second protocol different from the first protocol, and
• the first transmitter is configured to transmit the first message in a manner capable of identifying a control for the local control apparatus and a control for a target equipment which is the equipment designated by the power management server.