PROBLEM TO BE SOLVED: To achieve power supply to an inboard power by a power storage unit and a load change compensation in a limited space on a ship in an electric power system of a ship.SOLUTION: An electric power system 100 of a ship comprises: a first power storage unit 10; a second power storage unit 20; and a control system 30. The first power storage unit 10 has large energy density larger than that of the second power storage unit 20, and the second power storage unit 20 has large output density larger than that of the first power storage unit 10. The control system 30 makes the first power storage unit 10 discharge electricity with priority relative to the second power storage unit 20 for feeding base power continuously to an inboard power load 60 which is connected to an inboard bus line 50, for application for a power generator, and the control system makes the second power storage unit 20 charge and discharge electricity with priority relative to the first power storage unit 10 for compensating variation of frequency or voltage of an inboard power circuit for application for a circuit stabilization.SELECTED DRAWING: Figure 1

    【課題】船舶の電力システムにおいて電力貯蔵装置による船内電力への給電と、負荷変動補償とを、船舶の限られたスペースで両立させることを目的とする。【解決手段】船舶の電力システム100は、第1電力貯蔵装置10と、第2電力貯蔵装置20と、制御システム30とを備える。第1電力貯蔵装置10は第2電力貯蔵装置20よりもエネルギー密度が大きく、第2電力貯蔵装置20は第1電力貯蔵装置10よりも出力密度が大きい。制御システム30は、発電機用途として、船内母線50に接続された船内電力負荷60に連続的にベース電力を給電するように第1電力貯蔵装置10を第2電力貯蔵装置20より優先的に放電させ、系統安定化用途として、船内電力系統の周波数または電圧変動を補償するように第2電力貯蔵装置20を第1電力貯蔵装置10より優先的に充放電させるように構成されている。【選択図】図1


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    Titel :

    ELECTRIC POWER SYSTEM OF SHIP


    Weitere Titelangaben:

    船舶の電力システム


    Beteiligte:
    EZAKI HIDEAKI (Autor:in) / HAYASHI MASATO (Autor:in) / HAMAMATSU MASANORI (Autor:in) / BANDO SOICHIRO (Autor:in) / TOKUYAMA KAZUMA (Autor:in) / ONO TATSUYA (Autor:in) / TAKEDA KAZUYA (Autor:in) / KUJIME TAISUKE (Autor:in)

    Erscheinungsdatum :

    2017-08-10


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B63J Hilfsanlagen auf Schiffen , AUXILIARIES ON VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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