The invention discloses a comprehensive energy alternating-current and direct-current dual-power supply system which comprises a power electronic transformer, a photovoltaic power generation system, afirst ATS switch, a second ATS switch, an energy storage system and an AC 220V power grid. The AC220V power grid is connected with the first ATS switch and the second ATS switch, wherein the power electronic transformer is connected with the photovoltaic power generation system, the first ATS switch and the second ATS switch, the first ATS switch is connected with a plurality of alternating current loads, the second ATS switch is connected with a plurality of direct current loads, and the energy storage system is connected between the first ATS switch and the power electronic transformer. According to the invention, the multi-port multi-flow-direction power electronic transformer is used as a core conversion part of the AC-DC dual-power supply system; the ATS power change-over switch serves as a core switching device, a corresponding protection control system is configured to achieve stable and efficient operation of the system, renewable energy sources such as photovoltaic energy andthe like can be effectively consumed and utilized, and electricity utilization continuity and reliability of users are guaranteed.

    本发明公开了一种综合能源交直流双电源供电系统,包括电力电子变压器、光伏发电系统、第一ATS开关、第二ATS开关、储能系统和AC220V电网;AC220V电网连接第一ATS开关和第二ATS开关,电力电子变压器的连接光伏发电系统、第一ATS开关和第二ATS开关,所述第一ATS开关连接多个交流负荷,第二ATS开关连接多个直流负荷,所储能系统连接在第一ATS开关与电力电子变压器之间。本发明采用多端口多流向电力电子变压器作为交直流双电源供电系统核心变换部件,ATS电源切换开关作为核心开关器件,配置相应保护控制系统以实现系统的稳定高效运行,能有效消纳利用光伏等可再生能源,保证用户用电延续性、可靠性。


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    Titel :

    Comprehensive energy alternating-current and direct-current dual-power supply system


    Weitere Titelangaben:

    一种综合能源交直流双电源供电系统


    Beteiligte:
    HE JIANZONG (Autor:in) / HE WENZHI (Autor:in) / XIA YUNFENG (Autor:in) / XUE FENG (Autor:in) / HUANG WEIXIONG (Autor:in) / ZHENG FENGLEI (Autor:in) / CAI ZHIWEN (Autor:in) / YANG MEI (Autor:in)

    Erscheinungsdatum :

    07.08.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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