SERIES - CONNECTED DC / DC CONVERTER FOR CONTROLLING THE POWER FLOW IN A HVDC POWER TRANSMISSION SYSTEM
    1.
    发明申请
    SERIES - CONNECTED DC / DC CONVERTER FOR CONTROLLING THE POWER FLOW IN A HVDC POWER TRANSMISSION SYSTEM 审中-公开
    系列 - 连接直流/直流转换器,用于控制高压直流输电系统中的功率流

    公开(公告)号:WO2012037964A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2010/063878

    申请日:2010-09-21

    CPC classification number: H02J3/36 H02J1/102 H02M3/158 Y02E60/60

    Abstract: An apparatus (302) for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system comprising at least one HVDC transmission line (102, 104, 106, 108, 110, 112, 114) for carrying direct current, wherein the apparatus (302) comprises a DC-to-DC converter (304) and a second converter (306) for converting alternating current to direct current and/or direct current to alternating current, the DC-to-DC converter having two DC sides for output and/or input of direct current, the second converter having an AC side (308) for output and/or input of alternating current and a DC side (310) for output and/or input of direct current. The DC-to-DC converter is connectable to the HVDC transmission line (102), and the second converter is connected via its DC side to the DC-to-DC converter. The second converter is connectable via its AC side to an AC source (314), and the apparatus is adapted to control the direct current of the HVDC transmission line by introducing a DC voltage in series with the HVDC transmission line. A HVDC power transmission system comprising the above-mentioned apparatus (302).

    Abstract translation: 一种用于控制高压直流电HVDC电力传输系统中的电力传输的装置(302),包括用于承载直流电流的至少一个HVDC传输线(102,104,106,108,110,112,114) 其中所述装置(302)包括DC-DC转换器(304)和用于将交流电转换为直流和/或直流电流至交流电流的第二转换器(306),所述DC-DC转换器具有两个DC 用于输出和/或输入直流电流的侧面,第二转换器具有用于输出和/或输入交流电流的AC侧(308)和用于输出和/或输入直流电的DC侧(310)。 DC-DC转换器可连接到HVDC传输线(102),第二转换器通过其DC侧连接到DC-DC转换器。 第二转换器可通过其AC侧连接到AC源(314),并且该装置适于通过引入与HVDC传输线串联的DC电压来控制HVDC传输线的直流电流。 一种包括上述装置(302)的高压直流输电系统。

    DC-DC CONVERTER BASED LOAD FLOW CONTROL IN HVDC GRIDS
    2.
    发明申请
    DC-DC CONVERTER BASED LOAD FLOW CONTROL IN HVDC GRIDS 审中-公开
    直流转换器基于DC-DC转换器的负载流量控制

    公开(公告)号:WO2012037957A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2010/063772

    申请日:2010-09-20

    CPC classification number: H02J3/36 H02J1/102 H02M3/1582 Y02E60/60

    Abstract: A DC-DC converter (200) for load flow control in a high voltage direct current (HVDC) grid is provided. The converter comprises four transistor-diode pairs (T1/D1–T4/D4) and an inductor (L), arranged to constitute a combination of two buck and two boost converters. The DC-DC converter may be used to introduce a series direct voltage ( U 0 ) into a transmission line of an HVDC grid for the purpose of controlling the load flow in the grid. The converter is operable in all four quadrants and is capable of introducing a direct voltage of either polarity in series with the transmission line, resulting in power extraction from the line or power infeed into the line, respectively, for both directions of current ( I 132 ) through the line. Further, an HVDC grid terminal and a method of load flow control in an HVDC grid are provided.

    Abstract translation: 提供了一种用于高压直流(HVDC)电网中的负载流量控制的DC-DC转换器(200)。 该转换器包括四个晶体管二极管对(T1 / D1-T4 / D4)和一个电感(L),被布置成构成两个降压和两个升压转换器的组合。 DC-DC转换器可以用于将串联直流电压(U 0)引入到HVDC电网的传输线中,以便控制电网中的负载流。 该转换器可在所有四个象限中工作,并且能够引入与传输线串联的任一极性的直流电压,从而分别从线路的功率提取或对于两个电流方向进入线路的功率(I 132 )通过线。 此外,还提供了HVDC电网的HVDC电网端子和HVDC电网中的负载流量控制方法。

    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM
    3.
    发明申请
    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM 审中-公开
    一种用于控制高压直流输电系统中电力传输的装置

    公开(公告)号:WO2012037965A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2010/063879

    申请日:2010-09-21

    CPC classification number: H02J3/36 H02J1/08 H02M3/00 Y02E60/60

    Abstract: An apparatus (302; 602; 902) for controlling the electric power transmission in a high voltage direct current, power transmission system comprising at least one HVDC transmission line (102, 104, 106, 108, 110, 112, 114) for carrying direct current. The apparatus (302) comprises a first converter (304) a second converter (306) each of the first and second converters having an AC side (308, 310) for output and/or input of alternating current and a DC side (312, 314) for output and/or input of direct current, and an electric power transformer (318) connected between the first and second converters. The first converter is connectable via its DC side to the HVDC transmission line (102), each of the first and second converters is connected via its AC side to the electric power transformer, and the second converter is connectable via its DC side to a DC source (316). The apparatus is adapted to control the direct current of the HVDC transmission line by introducing a DC voltage in series with the HVDC transmission line (102).

    Abstract translation: 一种用于控制高压直流电力传输系统的电力传输装置(302; 602; 902),包括至少一个HVDC传输线(102,104,106,108,110,112,114),用于承载直流 当前。 所述装置(302)包括第一转换器(304),所述第一和第二转换器中的每一个具有用于输出和/或输入交流电流的AC侧(308,310)和DC侧(312, 314),用于直流电的输出和/或输入,以及连接在第一和第二转换器之间的电力变压器(318)。 第一转换器可通过其直流侧连接到HVDC传输线(102),第一和第二转换器中的每一个经由其AC侧连接到电力变压器,并且第二转换器可经由其DC侧连接到DC 来源(316)。 该装置适于通过引入与HVDC传输线(102)串联的DC电压来控制HVDC传输线的直流电流。

    HIGH VOLTAGE DC/DC CONVERTER
    4.
    发明申请
    HIGH VOLTAGE DC/DC CONVERTER 审中-公开
    高电压DC / DC转换器

    公开(公告)号:WO2013004282A1

    公开(公告)日:2013-01-10

    申请号:PCT/EP2011/061172

    申请日:2011-07-04

    Abstract: It is presented a high voltage DC/DC converter for converting between a first DC connection and a second DC connection. The high voltage DC/DC converter comprises: a first set of DC terminals; a second set of DC terminals); a multiphase transformer device comprising a plurality of primary windings and a corresponding plurality of secondary windings; a first converter arranged to convert DC to AC, comprising a plurality of phase legs serially connected between the first set of DC terminals, wherein each phase leg is connected to an AC connection of a respective primary winding; and a second converter arranged to convert AC from the secondary windings to DC on the second set of DC terminals.

    Abstract translation: 它呈现了用于在第一DC连接和第二DC连接之间进行转换的高压DC / DC转换器。 高压DC / DC转换器包括:第一组直流端子; 第二套直流端子); 多相变压器装置,包括多个初级绕组和相应的多个次级绕组; 布置成将DC转换成AC的第一转换器,包括串联连接在所述第一组DC端子之间的多个相位支路,其中每个相支路连接到相应的初级绕组的AC连接; 以及第二转换器,被布置成在第二组DC端子上将来自次级绕组的AC转换成DC。

    ARRANGEMENT FOR TRANSMITTING POWER BETWEEN A DC POWER LINE AND AN AC POWER LINE
    5.
    发明申请
    ARRANGEMENT FOR TRANSMITTING POWER BETWEEN A DC POWER LINE AND AN AC POWER LINE 审中-公开
    用于在直流电源线和交流电源线之间传输功率的布置

    公开(公告)号:WO2012048754A1

    公开(公告)日:2012-04-19

    申请号:PCT/EP2010/065545

    申请日:2010-10-15

    CPC classification number: H02M7/537 H02J3/36 H02M7/483 H02M2007/4835 Y02E60/60

    Abstract: The invention concerns an arrangement (23) for transmitting power between a DC power line (12) and an AC power line (22A, 22B, 22C) carrying a voltage having a number of phases. The arrangement comprises a number of transformers (20A, 20B, 20C), one for each phase and a number of power transfer modules, one for each phase, connected in series between the DC power line and ground, where each module comprises a first branch including series connected converter cells (CA1, CA2, CB1, CB2, CC1, CC2 ) and a second branch comprising series connected switching elements (SW1A, SW2A, SW1B, SW2B, SW3A, SW3B). The primary winding of a transformer (20A, 20B, 20C) is connected to a corresponding AC phase conductor (22A, 22B, 22C) of the AC power line and the secondary winding is connected between a midpoint of the first branch and a midpoint of the second branch of a corresponding power transfer module.

    Abstract translation: 本发明涉及用于在DC电力线(12)和承载具有多个相位的电压的交流电力线(22A,22B,22C)之间传输电力的装置(23)。 该装置包括多个变压器(20A,20B,20C),每个相位一个和多个功率传输模块,每个相位一个串联连接在直流电源线和地之间,其中每个模块包括第一分支 包括串联转换器单元(CA1,CA2,CB1,CB2,CC1,CC2)和包括串联连接的开关元件(SW1A,SW2A,SW1B,SW2B,SW3A,SW3B)的第二分支。 变压器(20A,20B,20C)的初级绕组连接到交流电源线的相应的交流相位导体(22A,22B,22C),次级绕组连接在第一分支的中点和中间点之间 相应的电力传输模块的第二分支。

    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM
    6.
    发明申请
    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM 审中-公开
    一种用于控制高压直流输电系统中电力传输的装置

    公开(公告)号:WO2012037967A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2010/063882

    申请日:2010-09-21

    CPC classification number: H02J3/36 H02J1/08 H02M3/00 H02M3/33584 Y02E60/60

    Abstract: An apparatus (302; 602) for controlling the electric power transmission in a high voltage direct current, power transmission system comprising a plurality of HVDC transmission lines (102, 104, 106, 108, 110, 112, 114) for carrying direct current, wherein the apparatus (302) comprises a first converter (304) and a second converter (306). Each of the first and second converters having an AC side (308, 310) for output and/or input of alternating current and a DC side (312, 314) for output and/or input of direct current. The AC side of the first converter is connected to the AC side of the second converter, the first converter is connectable via its DC side to a first HVDC transmission line (102) and the second converter is connectable via its DC side to a second HVDC transmission line (108). The apparatus is adapted to control the direct current of the first HVDC transmission line (102) by introducing a DC voltage in series with the first HVDC transmission line (102).

    Abstract translation: 一种用于控制高压直流电力传输的装置(302; 602),包括用于承载直流电流的多个HVDC传输线(102,104,106,108,110,112,114)的电力传输系统, 其中所述装置(302)包括第一转换器(304)和第二转换器(306)。 第一和第二转换器中的每一个具有用于输出和/或输入交流电流的AC侧(308,310)和用于输出和/或输入直流电的DC侧(312,314)。 第一转换器的AC侧连接到第二转换器的AC侧,第一转换器经由其直流侧连接到第一HVDC传输线(102),并且第二转换器可经由其DC侧连接到第二HVDC 传输线(108)。 该装置适于通过引入与第一HVDC传输线(102)串联的DC电压来控制第一HVDC传输线(102)的直流电流。

    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM
    7.
    发明申请
    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM 审中-公开
    一种用于控制高压直流输电系统中的电力传输的装置

    公开(公告)号:WO2012037966A1

    公开(公告)日:2012-03-29

    申请号:PCT/EP2010/063881

    申请日:2010-09-21

    CPC classification number: H02M5/458 H02J1/08 H02J3/36 H02M7/483 Y02E60/60

    Abstract: An apparatus (302; 602; 802; 902) for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system comprising at least one HVDC transmission line (102, 104, 106, 108, 110, 112, 114) for carrying direct current. The apparatus comprises a first converter (304; 604) and a second converter (306; 606) each of the first and second converters having an AC side (308, 310) for output and/or input of alternating current and a DC side (312, 314) for output and/or input of direct current. The first converter is connectable via its DC side to the HVDC transmission line (102), the AC side of the second converter is connected to the AC side of the first converter, and the second converter is connectable via its DC side to a DC source (316). The apparatus is adapted to control the direct current of the HVDC transmission line by introducing a DC voltage in series with the HVDC transmission line (102).

    Abstract translation: 一种用于控制高压直流HVDC电力传输系统中的电力传输的装置(302; 602; 802; 902),包括至少一个HVDC传输线(102,104,106,108,110,112,114 )用于承载直流电。 所述装置包括第一转换器(304; 604)和第二转换器(306; 606),所述第一和第二转换器中的每一个具有AC侧(308,310),用于输出和/或输入交流电和DC侧( 312,314),用于输出和/或输入直流电流。 第一转换器可通过其直流侧连接到HVDC传输线(102),第二转换器的AC侧连接到第一转换器的交流侧,第二转换器可通过其直流侧连接到直流电源 (316)。 该装置适于通过与HVDC传输线(102)串联引入DC电压来控制HVDC传输线的直流电流。

    HIGH VOLTAGE DC/DC CONVERTER
    8.
    发明公开
    HIGH VOLTAGE DC/DC CONVERTER 有权
    DC / DC转换器,用于高电压应用

    公开(公告)号:EP2730016A1

    公开(公告)日:2014-05-14

    申请号:EP11728864.7

    申请日:2011-07-04

    Abstract: It is presented a high voltage DC/DC converter for converting between a first DC connection and a second DC connection. The high voltage DC/DC converter comprises: a first set of DC terminals; a second set of DC terminals); a multiphase transformer device comprising a plurality of primary windings and a corresponding plurality of secondary windings; a first converter arranged to convert DC to AC, comprising a plurality of phase legs serially connected between the first set of DC terminals, wherein each phase leg is connected to an AC connection of a respective primary winding; and a second converter arranged to convert AC from the secondary windings to DC on the second set of DC terminals.

    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM
    9.
    发明公开
    AN APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM 审中-公开
    一种用于控制动力传动高压直流输电系统

    公开(公告)号:EP2619869A1

    公开(公告)日:2013-07-31

    申请号:EP10754946.1

    申请日:2010-09-21

    CPC classification number: H02M5/458 H02J1/08 H02J3/36 H02M7/483 Y02E60/60

    Abstract: An apparatus (302; 602; 802; 902) for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system comprising at least one HVDC transmission line (102, 104, 106, 108, 110, 112, 114) for carrying direct current. The apparatus comprises a first converter (304; 604) and a second converter (306; 606) each of the first and second converters having an AC side (308, 310) for output and/or input of alternating current and a DC side (312, 314) for output and/or input of direct current. The first converter is connectable via its DC side to the HVDC transmission line (102), the AC side of the second converter is connected to the AC side of the first converter, and the second converter is connectable via its DC side to a DC source (316). The apparatus is adapted to control the direct current of the HVDC transmission line by introducing a DC voltage in series with the HVDC transmission line (102).

    ARRANGEMENT FOR TRANSMITTING POWER BETWEEN A DC POWER LINE AND AN AC POWER LINE
    10.
    发明公开
    ARRANGEMENT FOR TRANSMITTING POWER BETWEEN A DC POWER LINE AND AN AC POWER LINE 有权
    安排电力授受进行直流电源线和电源线的改变

    公开(公告)号:EP2628238A1

    公开(公告)日:2013-08-21

    申请号:EP10765639.9

    申请日:2010-10-15

    CPC classification number: H02M7/537 H02J3/36 H02M7/483 H02M2007/4835 Y02E60/60

    Abstract: The invention concerns an arrangement (23) for transmitting power between a DC power line (12) and an AC power line (22A, 22B, 22C) carrying a voltage having a number of phases. The arrangement comprises a number of transformers (20A, 20B, 20C), one for each phase and a number of power transfer modules, one for each phase, connected in series between the DC power line and ground, where each module comprises a first branch including series connected converter cells (CA1, CA2, CB1, CB2, CC1, CC2 ) and a second branch comprising series connected switching elements (SW1A, SW2A, SW1B, SW2B, SW3A, SW3B). The primary winding of a transformer (20A, 20B, 20C) is connected to a corresponding AC phase conductor (22A, 22B, 22C) of the AC power line and the secondary winding is connected between a midpoint of the first branch and a midpoint of the second branch of a corresponding power transfer module.

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