POWER MANAGEMENT DEVICE, POWER FEEDING SYSTEM, AND POWER MANAGEMENT METHOD

摘要

This power management device is provided with: a first acquiring unit for acquiring the battery remaining amount of a storage battery connected to a DC bus via a converter; a second acquiring unit for acquiring the amount of power generated by a power generation device included in a power supply device for supplying power to the DC bus; and a control unit for controlling, on the basis of the battery remaining amount and the generated power amount, the start-up or stop of an auxiliary power supply device for supplying power to the DC bus.