ENERGY-RECOVERY DEVICE IN A VARIABLE SPEED DRIVE
    1.
    发明申请
    ENERGY-RECOVERY DEVICE IN A VARIABLE SPEED DRIVE 有权
    能量恢复装置在变速驱动器

    公开(公告)号:US20110057587A1

    公开(公告)日:2011-03-10

    申请号:US12991546

    申请日:2009-06-03

    IPC分类号: H02P3/14

    摘要: The invention relates to a variable speed drive comprising a direct-current power bus having a positive line (16) and a negative line (17), and an inverter module (14) supplied by the direct-current bus in order to supply a variable voltage to an electric load (M). The drive comprises an energy-recovery device (10) comprising a first direct-current/direct-current converter (20), the output stage of the first converter (20) being connected in series to the positive line of the direct-current bus, a second direct-current/direct-current converter (30), the input stage of the second converter (30) being connected between the positive line and the negative line of the direct-current bus, and an electric energy storage module (Cs) connected in parallel with the input stage of the first converter (20) and with the output stage of the second converter (30).

    摘要翻译: 本发明涉及包括具有正极线(16)和负极线(17)的直流电力总线的变速驱动器,以及由直流母线提供的逆变器模块(14),以便提供可变的 电压到电负载(M)。 该驱动器包括一个包括第一直流/直流转换器(20)的能量回收装置(10),第一转换器(20)的输出级串联连接到直流总线的正极 ,第二直流/直流电流转换器(30),所述第二转换器(30)的输入级连接在直流母线的正极线和负极线之间,以及电能存储模块(Cs )与第一转换器(20)的输入级并联连接的第二转换器(30)的输出级。

    Energy-recovery device in a variable speed drive
    2.
    发明授权
    Energy-recovery device in a variable speed drive 有权
    变频器中的能量回收装置

    公开(公告)号:US08368330B2

    公开(公告)日:2013-02-05

    申请号:US12991546

    申请日:2009-06-03

    IPC分类号: H02P3/14

    摘要: The invention relates to a variable speed drive comprising a direct-current power bus having a positive line (16) and a negative line (17), and an inverter module (14) supplied by the direct-current bus in order to supply a variable voltage to an electric load (M). The drive comprises an energy-recovery device (10) comprising a first direct-current/direct-current converter (20), the output stage of the first converter (20) being connected in series to the positive line of the direct-current bus, a second direct-current/direct-current converter (30), the input stage of the second converter (30) being connected between the positive line and the negative line of the direct-current bus, and an electric energy storage module (Cs) connected in parallel with the input stage of the first converter (20) and with the output stage of the second converter (30).

    摘要翻译: 本发明涉及包括具有正极线(16)和负极线(17)的直流电力总线的变速驱动器,以及由直流母线提供的逆变器模块(14),以便提供可变的 电压到电负载(M)。 该驱动器包括一个包括第一直流/直流转换器(20)的能量回收装置(10),第一转换器(20)的输出级串联连接到直流总线的正极 ,第二直流/直流电流转换器(30),所述第二转换器(30)的输入级连接在所述直流母线的正极线和负极线之间,以及电能存储模块(Cs )与第一转换器(20)的输入级并联连接的第二转换器(30)的输出级。

    Energy recovery device in a variable-frequency drive
    3.
    发明授权
    Energy recovery device in a variable-frequency drive 有权
    能量回收装置在变频驱动

    公开(公告)号:US08319457B2

    公开(公告)日:2012-11-27

    申请号:US13062716

    申请日:2009-10-12

    IPC分类号: H02P23/10

    CPC分类号: H02P27/06 H02P2201/07

    摘要: A variable-frequency drive that includes a DC power supply bus with a positive line and a negative line, and an inverter module powered by the DC bus for supplying a variable voltage to an electric load. The inverter includes a first DC/DC converter including output terminals connected in series on the positive line of the DC bus, a second DC/DC converter including input terminals connected between the positive line and the negative line of the DC bus, a filtering capacitor connected in parallel to the input terminals of the first converter and to the first output terminals of the second converter, and an electric power storage module connected in parallel to the second output terminals of the second converter.

    摘要翻译: 一种变频驱动器,其包括具有正线和负线的直流电源总线,以及由DC总线供电的逆变器模块,用于向电负载提供可变电压。 逆变器包括:第一DC / DC转换器,包括串联连接在直流总线正极上的输出端子;第二DC / DC转换器,包括连接在直流母线的正极线和负极线之间的输入端子;滤波电容器 并联连接到第一转换器的输入端和第二转换器的第一输出端,​​以及与第二转换器的第二输出端并联连接的电力存储模块。

    ENERGY RECOVERY DEVICE IN A VARIABLE-FREQUENCY DRIVE
    4.
    发明申请
    ENERGY RECOVERY DEVICE IN A VARIABLE-FREQUENCY DRIVE 有权
    能量恢复装置在可变频率驱动

    公开(公告)号:US20110199801A1

    公开(公告)日:2011-08-18

    申请号:US13062716

    申请日:2009-10-12

    IPC分类号: H02M7/537

    CPC分类号: H02P27/06 H02P2201/07

    摘要: A variable-frequency drive that includes a DC power supply bus with a positive line and a negative line, and an inverter module powered by the DC bus for supplying a variable voltage to an electric load. The inverter includes a first DC/DC converter including output terminals connected in series on the positive line of the DC bus, a second DC/DC converter including input terminals connected between the positive line and the negative line of the DC bus, a filtering capacitor connected in parallel to the input terminals of the first converter and to the first output terminals of the second converter, and an electric power storage module connected in parallel to the second output terminals of the second converter.

    摘要翻译: 一种变频驱动器,其包括具有正线和负线的直流电源总线,以及由DC总线供电的逆变器模块,用于向电负载提供可变电压。 逆变器包括:第一DC / DC转换器,包括串联连接在直流总线正极上的输出端子;第二DC / DC转换器,包括连接在直流母线的正极线和负极线之间的输入端子;滤波电容器 并联连接到第一转换器的输入端和第二转换器的第一输出端,​​以及与第二转换器的第二输出端并联连接的电力存储模块。

    Device and method for controlling a converter and electric converter comprising one such device
    5.
    发明申请
    Device and method for controlling a converter and electric converter comprising one such device 失效
    用于控制包括一个这样的装置的转换器和电转换器的装置和方法

    公开(公告)号:US20060187694A1

    公开(公告)日:2006-08-24

    申请号:US11350841

    申请日:2006-02-10

    IPC分类号: H02M7/5387

    CPC分类号: H02M7/487

    摘要: The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage power supply lines on three levels with two filtering capacitors. The control device supplies modulation signals of control signals of said legs. The control device comprises a regulating circuit to regulate the voltage variation of intermediate voltage via a general control component. The general control component is determined according to modulation signals, to signals representative of DC voltage and to signals representative of currents to take part in regulation of the intermediate voltage. The method processes voltage variation regulation via the general control component.

    摘要翻译: 电力转换器的控制装置包括控制半导体支脚接通的控制装置。 该转换器包括三个级别的直流电压电源线,两个滤波电容。 控制装置提供所述腿的控制信号的调制信号。 控制装置包括调节电路,用于调节通过一般控制部件的中间电压的电压变化。 根据调制信号,代表DC电压的信号和表示电流的信号来决定通用控制部件,以参与中间电压的调节。 该方法通过一般控制部件处理电压变化调节。

    Device and method for controlling electric power converter
    6.
    发明授权
    Device and method for controlling electric power converter 失效
    控制电力转换器的装置和方法

    公开(公告)号:US07505293B2

    公开(公告)日:2009-03-17

    申请号:US11350841

    申请日:2006-02-10

    IPC分类号: H02M7/5387 H02M1/12

    CPC分类号: H02M7/487

    摘要: The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage power supply lines on three levels with two filtering capacitors. The control device supplies modulation signals of control signals of said legs. The control device comprises a regulating circuit to regulate the voltage variation of intermediate voltage via a general control component. The general control component is determined according to modulation signals, to signals representative of DC voltage and to signals representative of currents to take part in regulation of the intermediate voltage. The method processes voltage variation regulation via the general control component.

    摘要翻译: 电力转换器的控制装置包括控制半导体支脚接通的控制装置。 该转换器包括三个级别的直流电压电源线,两个滤波电容。 控制装置提供所述腿的控制信号的调制信号。 控制装置包括调节电路,用于调节通过一般控制部件的中间电压的电压变化。 根据调制信号,代表DC电压的信号和表示电流的信号来决定通用控制部件,以参与中间电压的调节。 该方法通过一般控制部件处理电压变化调节。

    Device and method for control of an electric power converter and converter comprising such a device
    7.
    发明申请
    Device and method for control of an electric power converter and converter comprising such a device 有权
    用于控制包括这种装置的电力转换器和转换器的装置和方法

    公开(公告)号:US20060139972A1

    公开(公告)日:2006-06-29

    申请号:US11288379

    申请日:2005-11-29

    IPC分类号: H02M1/12

    CPC分类号: H02M1/08 H02M7/5395

    摘要: The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage supply lines, an inverter connected between said lines and outputs. The control device comprises a processing unit to supply modulation signals of control signals of said inverter legs. The control device comprises a module for determining a general control component. The module for determining detects a detection signal representative of a highest current signal in absolute value. The detection signal is used to select a modulation signal on which an over-modulation is applied via the general control component. In the method, the detection signal is used to determine a general control component.

    摘要翻译: 电力转换器的控制装置包括控制半导体支脚接通的控制装置。 该转换器包括直流电源线,连接在所述线路和输出端之间的逆变器。 控制装置包括一个处理单元,用于提供所述逆变器支路的控制信号的调制信号。 控制装置包括用于确定通用控制部件的模块。 用于确定的模块以绝对值检测表示最高电流信号的检测信号。 检测信号用于选择经由通用控制部件对其施加过调制的调制信号。 在该方法中,检测信号用于确定通用控制部件。

    Device and method for controlling an electric power converter
    8.
    发明授权
    Device and method for controlling an electric power converter 有权
    用于控制电力转换器的装置和方法

    公开(公告)号:US07505292B2

    公开(公告)日:2009-03-17

    申请号:US11288379

    申请日:2005-11-29

    IPC分类号: H02M7/5387 H02M1/12

    CPC分类号: H02M1/08 H02M7/5395

    摘要: The control device of an electric power converter comprises a control device controlling turn-on of semi-conductor legs. The converter comprises DC voltage supply lines, an inverter connected between said lines and outputs. The control device comprises a processing unit to supply modulation signals of control signals of said inverter legs. The control device comprises a module for determining a general control component. The module for determining detects a detection signal representative of a highest current signal in absolute value. The detection signal is used to select a modulation signal on which an over-modulation is applied via the general control component. In the method, the detection signal is used to determine a general control component.

    摘要翻译: 电力转换器的控制装置包括控制半导体支脚接通的控制装置。 该转换器包括直流电源线,连接在所述线路和输出端之间的逆变器。 控制装置包括一个处理单元,用于提供所述逆变器支路的控制信号的调制信号。 控制装置包括用于确定通用控制部件的模块。 用于确定的模块以绝对值检测表示最高电流信号的检测信号。 检测信号用于选择经由通用控制部件对其施加过调制的调制信号。 在该方法中,检测信号用于确定通用控制部件。

    Control device and process of a converter and converter and electrical installation comprising such a device
    9.
    发明申请
    Control device and process of a converter and converter and electrical installation comprising such a device 审中-公开
    包括这种装置的转换器和转换器的控制装置和过程以及电气装置

    公开(公告)号:US20050207194A1

    公开(公告)日:2005-09-22

    申请号:US11070088

    申请日:2005-03-03

    CPC分类号: H02M7/487

    摘要: The control device of a converter comprises a control circuit for controlling power semi-conductors to supply from a power supply at least one pulsed voltage to an electric load connected to said converter by at least two conductors of at least one power supply line. The circuit controls power semi-conductors to supply on conductors of the line a first pulsed voltage having a first front then a second front after a preset time delay to compensate voltage reflection effects on said line, said time delay being comprised between one and three times a propagation time of a voltage front on said line. A converter and an installation comprise such a control device. A process comprises steps to supply voltage pulses with said fronts.

    摘要翻译: 转换器的控制装置包括控制电路,用于控制功率半导体,以从至少一个脉冲电压的电源向由至少一个电源线的至少两个导体连接到所述转换器的电负载供电。 所述电路控制功率半导体,以在经过预设时间延迟之后,向所述线路的导体上提供具有第一前沿然后第二前沿的第一脉冲电压以补偿对所述线路的电压反射影响,所述时间延迟包括一到三次 所述线路上的电压前沿的传播时间。 转换器和安装包括这种控制装置。 一种方法包括以前述方式提供电压脉冲的步骤。

    VOLTAGE SURGE PROTECTION DEVICE AND ELECTRONIC CIRCUIT COMPRISING ONE SUCH A DEVICE
    10.
    发明申请
    VOLTAGE SURGE PROTECTION DEVICE AND ELECTRONIC CIRCUIT COMPRISING ONE SUCH A DEVICE 有权
    包括一个这样的器件的电压保护装置和电子电路

    公开(公告)号:US20090207542A1

    公开(公告)日:2009-08-20

    申请号:US11921137

    申请日:2006-05-30

    IPC分类号: H02H9/00

    CPC分类号: H02H9/042 H02H9/025

    摘要: The voltage surge protection device comprises at least one input designed to be connected to an electric power supply system, at least one output designed to be connected to an electric circuit to be protected, and voltage surge limiting means connected between the inputs and outputs to protect said electric circuit against voltage surges able to be applied on the inputs. The voltage surge limiting means comprise bidirectional series electronic limiting means comprising at least two inputs/outputs connected in series with at least one of said inputs, and which are turned on when a low voltage drop occurs when a circulating current is lower than a current limiting value, and limiting said circulating current by increasing a voltage drop between said inputs/outputs.

    摘要翻译: 电压浪涌保护装置包括被设计为连接到电力供应系统的至少一个输入端,设计成连接到要保护的电路的至少一个输出端以及连接在输入和输出端之间的电压浪涌限制装置,以保护 所述电路可以抵抗能够施加在输入端上的电压浪涌。 电压浪涌限制装置包括双向串联电子限制装置,其包括与至少一个所述输入串联连接的至少两个输入/输出,并且当循环电流低于限流电流时发生低电压降时导通 值,并且通过增加所述输入/输出之间的电压降来限制所述循环电流。