Equipment control system, equipment control device, electrical equipment, equipment control method and electrical equipment control method

摘要

PROBLEM TO BE SOLVED: To provide a power control technology capable of effectively utilizing DC power.SOLUTION: An apparatus control device (HEMS controller 30) comprises a DC power supply controller (100) with which DC power which can be currently supplied by a storage battery is determined as the DC power which may be used by an electric apparatus, in a case where the DC power which can be currently supplied by the storage battery (21) stays less than consumption power of AC power which is currently used by the electric apparatus (air conditioner outdoor unit 11).SELECTED DRAWING: Figure 1