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    • 72. 发明授权
    • Power-conversion engine
    • 电力转换引擎
    • US09531294B2
    • 2016-12-27
    • US14185144
    • 2014-02-20
    • CogniPower, LLC
    • Thomas E. LawsonWilliam H. Morong
    • H02M1/10H02M3/04H02M7/44H02M3/158H02M5/257H02M7/797G05F1/10H02M5/04H02M7/04
    • H02M7/44G05F1/10H02M1/10H02M3/04H02M3/158H02M3/1582H02M5/04H02M5/257H02M7/04H02M7/797
    • The disclosure provides a power converter and method for controlling same, comprising a plurality of switch elements, an inductive reactor, and at least two ports for the movement of electrical energy. Any energy-moving port may be made unipolar, bidirectional, bipolar, or bidirectionally bipolar. Ports may be equipped with sensing circuitry to allow the converter output to be controlled responsively to an input signal. The disclosure may be configured to be used in many ways, for example, as a power-supply, as an amplifier, or as a frequency converter. The disclosure may comprise energy predictive calculating means to obtain excellent transient response to line and load variations. The disclosure may also include a switch to create a low impedance path around the inductor to allow current to recirculate through the inductor when it is not needed at any of the ports.
    • 本公开提供了一种用于控制其的功率转换器和方法,包括多个开关元件,感应反应器和用于电能移动的至少两个端口。 任何能量移动端口可以是单极的,双向的,双极的或双向的。 端口可以​​配备感测电路,以允许响应于输入信号控制转换器输出。 本公开可以被配置为以许多方式使用,例如作为电源,放大器,或者作为变频器。 本公开可以包括能量预测计算装置,以获得对线路和负载变化的极好的瞬态响应。 本公开还可以包括用于在电感器周围产生低阻抗路径的开关,以允许电流在任何端口处不需要时通过电感器再循环。
    • 74. 发明授权
    • Three-level power converter and power unit thereof
    • 三级电源转换器及其功率单元
    • US09520810B2
    • 2016-12-13
    • US14799566
    • 2015-07-14
    • DELTA ELECTRONICS, INC.
    • Yan LiQinglong ZhongSenlin WenGuangcheng Hu
    • H05K7/02H02M7/487H02M7/797H02M7/00H05K7/20
    • H02M7/797H02M7/487
    • Provided are a three-level power converter and a power unit thereof. The power unit includes a power switch module and a laminated busbar structure. The power switch module includes a first power semiconductor switch module and a clamping diode module, which have a first, second, and third terminal respectively. The laminated busbar structure includes a third, second, and first busbar layer laminated on the power switch module. The third busbar layer includes a first sub-busbar connecting to the first terminal of the first power semiconductor switch module, a second sub-busbar connecting to the third terminal of the first power semiconductor switch module and the first terminal of the clamping diode module, a third sub-busbar connecting to the second terminal of the clamping diode module and the third terminal of the second power semiconductor switch module, and a fourth sub-busbar connecting to the second terminal of the second power semiconductor switch module.
    • 提供三电平电力转换器及其功率单元。 电源单元包括电源开关模块和层叠母线结构。 电源开关模块包括分别具有第一,第二和第三端子的第一功率半导体开关模块和钳位二极管模块。 叠层母线结构包括层压在功率开关模块上的第三,第二和第一母线层。 第三母线层包括连接到第一功率半导体开关模块的第一端子的第一副母线,连接到第一功率半导体开关模块的第三端子和钳位二极管模块的第一端子的第二子母线, 连接到钳位二极管模块的第二端子和第二功率半导体开关模块的第三端子的第三副母线以及连接到第二功率半导体开关模块的第二端子的第四子母线。
    • 75. 发明授权
    • Single-phase power converter, three-phase two-phase power converter, and three-phase power converter
    • 单相电源转换器,三相二相电源转换器和三相电源转换器
    • US09496805B2
    • 2016-11-15
    • US14360251
    • 2012-11-15
    • Tokyo Institute of Technology
    • Hirofumi AkagiMakoto Hagiwara
    • H02M7/483H02M7/797H02M7/497H02M7/537H02M7/538
    • H02M7/797H02M7/483H02M7/497H02M7/537H02M7/53803H02M2007/4835
    • This power converter (1) is provided with: unit cells (11-M) having a semiconductor switch, a DC capacitor (C) and a charge/discharge current I/O terminal; a first arm (12-P) and a second arm (12-N) comprising multiple unit cells (11-M) connected to each other in cascade; an arm connecting unit (13) which has a first terminal to which the first arm (12-P) is connected, a second terminal to which the second arm (12-N) is connected, and a third terminal to which a DC power source is connected; and a transformer (14) which has an AC I/O terminal on the primary side and an intermediate terminal on the secondary side winding, and in which the terminal of the first arm (12-P) and the terminal of the second arm (12-N) are connected to the two end terminals on the secondary winding, and the DC power source (Vdc) is connected to the intermediate terminal.
    • 该功率转换器(1)具有:具有半导体开关的单元电池(11-M),直流电容器(C)和充放电电流I / O端子; 包括彼此串联连接的多个单电池(11-M)的第一臂(12-P)和第二臂(12-N) 臂连接单元(13),其具有连接有第一臂(12-P)的第一端子,与第二臂(12-N)连接的第二端子,以及第三端子,DC电源 来源连接; 以及变压器(14),其在初级侧具有AC I / O端子和在次级侧绕组上的中间端子,并且其中第一臂(12-P)的端子和第二臂的端子( 12-N)连接到次级绕组上的两个端子,并且直流电源(Vdc)连接到中间端子。
    • 80. 发明授权
    • Power electronic converter
    • US09344010B2
    • 2016-05-17
    • US14385967
    • 2013-03-20
    • ALSTOM Technology LtdDavid Reginald TrainerNnamdi Okaeme
    • David Reginald TrainerNnamdi Okaeme
    • H02M7/219H02M7/797H02M7/483
    • H02M7/797H02M7/219H02M2007/4835Y02E60/60
    • A power electronic converter (30), for connecting AC and DC networks (46,44) and transferring power therebetween, comprises: first and second DC terminals (32,34) defining a DC link for connection to a DC network (44); wherein, in use, the DC link has a reversible DC link voltage applied thereacross; at least one converter limb (36) extending between the first and second DC terminals (32,34) and having first and second limb portions (38,40) separated by an AC terminal (42) for connection to an AC network (46), each limb portion (38,40) including at least one rationalized module (52) having first and second sets of series-connected current flow control elements (54) connected in parallel with at least one energy storage device (56), each set of current flow control elements (54) including a primary active switching element to selectively direct current through the energy storage device (56) and a primary passive current check element to limit current flow through the rationalized module (52) to a single direction, the current flow control elements (54) and the or each energy storage device (56) combining to selectively provide a voltage source to synthesize an AC voltage at the AC terminal (42); and a first controller (60) to selectively switch the or each rationalized module (52) in each limb portion (38,40) to control the configuration of the AC voltage at the corresponding AC terminal (42) so as to transfer power from the AC network (46) to the DC network (44) in an AC to DC power transfer mode and to transfer power from the DC network (44) to the AC network (46) in a DC to AC power transfer mode, wherein each limb portion (38,40) includes: one or more secondary passive current check elements (48) to limit current flow through the corresponding limb portion (38,40) to a single direction between the corresponding AC and DC terminals (42,32,34), the or each secondary passive current check element (48) being connected in series with the or each rationalized module (52); or one or more secondary active switching elements that is connected in series with the or each rationalized module (52).