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    • 1. 发明申请
    • SWITCHING POWER SUPPLY DEVICE
    • 切换电源设备
    • US20130242630A1
    • 2013-09-19
    • US13988917
    • 2011-01-17
    • Hiroshi KurushimaMasato MatsubaraHitoshi KidokoroAkihiro Suzuki
    • Hiroshi KurushimaMasato MatsubaraHitoshi KidokoroAkihiro Suzuki
    • H02M7/537
    • H02M7/537H02M7/48H02M2001/007
    • A switching power supply device includes: a chopper circuit that adjusts a DC voltage input through a reactor to a desired DC voltage by performing an on/off operation of a switching element; an inverter circuit that converts an output of the chopper circuit into a desired AC voltage; a first capacitor that is provided on a side of the inverter circuit relative to the switching element; a second capacitor that is provided on a side of the inverter circuit relative to the switching element; and a resistor that is in a resonant loop formed by three constituent elements that are the first capacitor, the second capacitor, and a wiring inductance between the chopper circuit and the inverter circuit, where the resistor is connected in series to the second capacitor and inserted between the DC bus-bars.
    • 开关电源装置包括:斩波电路,其通过执行开关元件的导通/截止操作来将通过电抗器输入的直流电压调节到期望的直流电压; 将所述斩波电路的输出转换为期望的交流电压的逆变器电路; 第一电容器,设置在逆变器电路的相对于开关元件的一侧; 第二电容器,其设置在逆变器电路相对于开关元件的一侧; 以及电阻器,其在由扼流器电路和逆变器电路之间的第一电容器,第二电容器和布线电感的三个构成元件构成的谐振回路中,其中电阻器与第二电容器串联连接并插入 在直流母线之间。
    • 4. 发明授权
    • Power supply apparatus
    • 电源设备
    • US08902622B2
    • 2014-12-02
    • US13518350
    • 2011-09-07
    • Akihiro SuzukiHitoshi KidokoroToshiki KoshimaeHiroshi KurushimaMasato MatsubaraNaoki Nishikawa
    • Akihiro SuzukiHitoshi KidokoroToshiki KoshimaeHiroshi KurushimaMasato MatsubaraNaoki Nishikawa
    • H02M7/5387H02M7/00H02M7/217
    • H02M7/003
    • A power supply apparatus includes an inverter having output terminals; a first transformer that transforms AC output from the output terminals; a second transformer that is connected to the output terminals in parallel to the first transformer, arranged on an opposite side of the first transformer with respect to a straight line passing through a center of the output terminals and extending perpendicularly to a plane including the output terminals, and transforms AC power output from the output terminals; first conductive lines that connect the output terminals to both ends of the first transformer; and second conductive lines that connect the output terminals to both ends of the second transformer. An area of a first loop formed by the inverter, the first conductive lines, and the first transformer is equal to an area of a second loop formed by the inverter, the second conductive lines, and the second transformer.
    • 电源装置包括具有输出端子的逆变器; 第一变压器,用于转换输出端的交流输出; 第二变压器,其连接到与第一变压器并联的输出端子,相对于穿过输出端子的中心的直线布置在第一变压器的相对侧上,并且垂直于包括输出端子的平面延伸 并从输出端子转换输出的交流电力; 将输出端子连接到第一变压器的两端的第一导线; 以及将输出端子连接到第二变压器的两端的第二导线。 由逆变器,第一导线和第一变压器形成的第一回路的区域等于由逆变器,第二导线和第二变压器形成的第二回路的面积。
    • 5. 发明授权
    • Switching power supply device
    • 开关电源装置
    • US08737104B2
    • 2014-05-27
    • US13988917
    • 2011-01-17
    • Hiroshi KurushimaMasato MatsubaraHitoshi KidokoroAkihiro Suzuki
    • Hiroshi KurushimaMasato MatsubaraHitoshi KidokoroAkihiro Suzuki
    • H02M7/5387
    • H02M7/537H02M7/48H02M2001/007
    • A switching power supply device includes: a chopper circuit that adjusts a DC voltage input through a reactor to a desired DC voltage by performing an on/off operation of a switching element; an inverter circuit that converts an output of the chopper circuit into a desired AC voltage; a first capacitor that is provided on a side of the inverter circuit relative to the switching element; a second capacitor that is provided on a side of the inverter circuit relative to the switching element; and a resistor that is in a resonant loop formed by three constituent elements that are the first capacitor, the second capacitor, and a wiring inductance between the chopper circuit and the inverter circuit, where the resistor is connected in series to the second capacitor and inserted between the DC bus-bars.
    • 开关电源装置包括:斩波电路,其通过执行开关元件的导通/截止操作来将通过电抗器输入的直流电压调节到期望的直流电压; 将所述斩波电路的输出转换为期望的交流电压的逆变器电路; 第一电容器,设置在逆变器电路的相对于开关元件的一侧; 第二电容器,其设置在逆变器电路相对于开关元件的一侧; 以及电阻器,其在由扼流器电路和逆变器电路之间的第一电容器,第二电容器和布线电感的三个构成元件构成的谐振回路中,其中电阻器与第二电容器串联连接并插入 在直流母线之间。
    • 6. 发明申请
    • POWER SUPPLY APPARATUS
    • 电源设备
    • US20120257431A1
    • 2012-10-11
    • US13518350
    • 2011-09-07
    • Akihiro SuzukiHitoshi KidokoroToshiki KoshimaeHiroshi KurushimaMasato MatsubaraNaoki Nishikawa
    • Akihiro SuzukiHitoshi KidokoroToshiki KoshimaeHiroshi KurushimaMasato MatsubaraNaoki Nishikawa
    • H02M7/5387
    • H02M7/003
    • A power supply apparatus includes an inverter having output terminals; a first transformer that transforms alternating-current output from the output terminals; a second transformer that is connected to the output terminals in parallel to the first transformer, arranged on an opposite side of the first transformer with respect to a straight line passing through a center of the output terminals and extending perpendicularly to a plane including the output terminals, and transforms alternating-current power output from the output terminals; first conductive lines that connect the output terminals to both ends of the first transformer; and second conductive lines that connect the output terminals to both ends of the second transformer. An area of a first loop formed by the inverter, the first conductive lines, and the first transformer is equal to an area of a second loop formed by the inverter, the second conductive lines, and the second transformer.
    • 电源装置包括具有输出端子的逆变器; 变换来自输出端子的交流输出的第一变压器; 第二变压器,其连接到与第一变压器并联的输出端子,相对于穿过输出端子的中心的直线布置在第一变压器的相对侧上,并且垂直于包括输出端子的平面延伸 并且从输出端子转换输出的交流电力; 将输出端子连接到第一变压器的两端的第一导线; 以及将输出端子连接到第二变压器的两端的第二导线。 由逆变器,第一导线和第一变压器形成的第一回路的区域等于由逆变器,第二导线和第二变压器形成的第二回路的面积。
    • 7. 发明授权
    • Power device for supplying AC voltage to a load having a discharge part
    • 用于向具有放电部分的负载提供AC电压的功率器件
    • US07957164B2
    • 2011-06-07
    • US11587302
    • 2004-04-21
    • Hitoshi KidokoroMasato MatsubaraAkihiko IwataHiroyasu IwabukiAkihiro Suzuki
    • Hitoshi KidokoroMasato MatsubaraAkihiko IwataHiroyasu IwabukiAkihiro Suzuki
    • H02M5/40
    • H02M7/53871H02M2007/4815Y02B70/1441
    • The present invention provides a power device including a converter part (2) for converting an AC voltage to a DC voltage; an inverter part (3) for converting the DC voltage outputted from the converter part (2) to the AC voltage; and a transformer (4) having an inductance forming a series resonance circuit together with an electrostatic capacity of a load (20) to boost the AC voltage outputted from the inverter part (3). In the power device, an inductance (7) is connected to the output part of the inverter part (3) in parallel with the transformer (4). Thus, in a discharge part 6 provided in the load (20), since when a discharge is not generated, a recovery current is not supplied to a circulating current diode in the inverter part (3), or the quantity of the recovery current is reduced, the heat generation of the circulating current diode can be suppressed without increasing the number of elements of the circulating current diode.
    • 本发明提供了一种功率器件,包括用于将AC电压转换为DC电压的转换器部分(2); 用于将从转换器部分(2)输出的DC电压转换为AC电压的逆变器部分(3); 以及变压器(4),其具有形成串联谐振电路的电感以及负载(20)的静电电容,以升高从逆变器部分(3)输出的交流电压。 在功率器件中,电感(7)与变压器(4)并联连接到逆变器部分(3)的输出部分。 因此,在设置在负载(20)中的放电部6中,由于在不产生放电的情况下,在逆变器部(3)中不向循环电流二极管供给恢复电流,或者恢复电流的量为 减少,可以抑制循环电流二极管的发热,而不增加循环电流二极管的元件数量。
    • 8. 发明申请
    • Power Device
    • 电源设备
    • US20070223256A1
    • 2007-09-27
    • US11587302
    • 2004-04-21
    • Hitoshi KidokoroMasato MatsubaraAkihiko IwataHiroyasu IwabukiAkihiro Suzuki
    • Hitoshi KidokoroMasato MatsubaraAkihiko IwataHiroyasu IwabukiAkihiro Suzuki
    • H02M5/40
    • H02M7/53871H02M2007/4815Y02B70/1441
    • The present invention provides a power device including a converter part (2) for converting an AC voltage to a DC voltage; an inverter part (3) for converting the DC voltage outputted from the converter part (2) to the AC voltage; and a transformer (4) having an inductance forming a series resonance circuit together with an electrostatic capacity of a load (20) to boost the AC voltage outputted from the inverter part (3). In the power device, an inductance (7) is connected to the output part of the inverter part (3) in parallel with the transformer (4). Thus, in a discharge part 6 provided in the load (20), since when a discharge is not generated, a recovery current is not supplied to a circulating current diode in the inverter part (3), or the quantity of the recovery current is reduced, the heat generation of the circulating current diode can be suppressed without increasing the number of elements of the circulating current diode.
    • 本发明提供了一种功率器件,包括用于将AC电压转换为DC电压的转换器部分(2); 用于将从转换器部分(2)输出的DC电压转换为AC电压的逆变器部分(3); 以及变压器(4),其具有形成串联谐振电路的电感以及负载(20)的静电电容,以升高从逆变器部分(3)输出的交流电压。 在功率器件中,电感(7)与变压器(4)并联连接到逆变器部分(3)的输出部分。 因此,在设置在负载(20)中的放电部6中,由于在不产生放电的情况下,在逆变器部(3)中不向循环电流二极管供给恢复电流,或者恢复电流的量为 减少,可以抑制循环电流二极管的发热,而不增加循环电流二极管的元件数量。