Title:
蓄電機能を有するパワーコンディショナ
Document Type and Number:
Japanese Patent JP5124114
Kind Code:
B2
Abstract:
A reliable power conditioner in a system having three power sources: a direct-current power source such as a solar cell, an accumulating unit such as an accumulator, and a commercial power system. The power conditioner is provided: a power converting circuit for converting direct-current power obtained from a direct-current power source to alternating-current power of a commercial power system; a charger/discharger circuit for charging the direct-current power obtained from the direct-current power source to an accumulator or discharging the direct-current power stored in the accumulator; a control circuit for controlling the power converting circuit and the charger/discharger circuit; a first power source circuit for supplying power from the direct-current power source to the control circuit; a second power source circuit for supplying power from the accumulator to the control circuit; a third power source circuit for supplying power from the commercial power system to the control circuit; and a power source selecting circuit for selecting at least one of the first, second, and third power source circuits and supplying power to the control circuit.
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Inventors:
Kazuhito Nishimura
Application Number:
JP2006230751A
Publication Date:
January 23, 2013
Filing Date:
August 28, 2006
Export Citation:
Assignee:
Sharp Corporation
International Classes:
H02J7/35; H01M10/44; H02J3/32; H02J3/38; H02J7/34; H02M7/48
Domestic Patent References:
| JP2002369406A | ||||
| JP2004350371A |
Attorney, Agent or Firm:
Shintaro Nogawa