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    • 1. 发明授权
    • 3-phase high power ups
    • 三相高功率UPS
    • US08664796B2
    • 2014-03-04
    • US13616482
    • 2012-09-14
    • Henning Roar Nielsen
    • Henning Roar Nielsen
    • H02J1/12
    • H02M5/40H02J1/102H02J7/0014H02J7/345H02J9/062H02M7/487Y10T307/516Y10T307/625Y10T307/707
    • According to one aspect, embodiments of the invention provide a UPS comprising a plurality of electrical buses, a first AC/DC converter coupled to the electrical buses and configured to convert a first input AC voltage to a plurality of DC voltages, a second AC/DC converter coupled to the electrical buses and configured to convert a second input AC voltage to the plurality of DC voltages, a third AC/DC converter coupled to the electrical buses and configured to convert a third input AC voltage to the plurality of DC voltages, a first DC/AC converter configured to convert the plurality of DC voltages into a first output AC voltage, and a DC bus balancer configured to maintain voltages present on the electrical buses by transferring energy between the plurality of electrical buses.
    • 根据一个方面,本发明的实施例提供一种包括多个电总线的UPS,耦合到电总线并被配置为将第一输入AC电压转换为多个DC电压的第一AC / DC转换器,第二AC / DC转换器,其耦合到所述电气总线并且被配置为将第二输入AC电压转换为所述多个DC电压;耦合到所述电气总线并被配置为将第三输入AC电压转换为所述多个DC电压的第三AC / DC转换器, 配置为将所述多个DC电压转换为第一输出AC电压的第一DC / AC转换器,以及被配置为通过在所述多个电母线之间传递能量来维持存在于所述电母线上的电压的DC总线平衡器。
    • 2. 发明申请
    • 3-PHASE HIGH-POWER UPS
    • 3相大功率UPS
    • US20110280055A1
    • 2011-11-17
    • US13192869
    • 2011-07-28
    • Henning Roar Nielsen
    • Henning Roar Nielsen
    • H02M7/53862
    • H02M5/40H02J1/102H02J7/0014H02J7/345H02J9/062H02M7/487Y10T307/516Y10T307/625Y10T307/707
    • A 3-phase uninterruptible power supply (UPS) including first, second, and third AC/DC converters, a DC/DC converter, and at least one DC/AC converter coupled to multiple electrical buses. The first, second, and third AC/DC converters each being configured to receive AC power and to provide multiple DC signals to the multiple electrical buses. The DC/DC converter being configured to convert DC voltages present on the multiple electrical buses to a DC voltage that can be used to charge a battery. The DC/AC converter being configured to receive DC power from the multiple electrical buses and to provide an AC output. The 3-phase UPS being configured such that when suitable AC power is provided to the AC/DC converters, the DC/DC converter is configured to charge a battery, and when suitable AC power is not provided to the AC/DC converters, the DC/DC converter is configured to provide DC power to the multiple electrical buses using power provided by the battery.
    • 包括第一,第二和第三AC / DC转换器,DC / DC转换器和耦合到多个电气总线的至少一个DC / AC转换器的三相不间断电源(UPS)。 每个第一,第二和第三AC / DC转换器被配置为接收AC电力并向多个电气总线提供多个DC信号。 DC / DC转换器被配置为将存在于多个电气总线上的DC电压转换成可用于对电池充电的DC电压。 DC / AC转换器被配置为从多个电总线接收DC电力并提供AC输出。 三相UPS被配置为使得当AC / DC转换器提供适当的AC电力时,DC / DC转换器被配置为对电池充电,并且当没有向AC / DC转换器提供适当的AC电力时, DC / DC转换器被配置为使用由电池提供的电力向多个电气总线提供DC电力。
    • 4. 发明申请
    • METHOD AND APPARATUS FOR PROVIDING UNINTERRUPTIBLE POWER
    • 提供不间断电源的方法和装置
    • US20100295374A1
    • 2010-11-25
    • US12767268
    • 2010-04-26
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • H02J9/00H02J7/02
    • H02J9/062H02J2009/063H02M1/10Y10T307/625
    • At least one aspect is directed to an uninterruptible power supply that includes a first input having an input line connection and an input neutral connection to receive a first input voltage from a first voltage source, a second input to receive a second input voltage from a second voltage source, and a boost circuit configured to provide a positive output DC voltage with respect to the input neutral connection and a negative output DC voltage with respect to the input neutral connection in both a line mode of operation and a backup mode of operation. The power supply also includes a first connection circuit to couple the first input to the boost circuit in the line mode of operation, and a second connection circuit to couple the second input to the boost circuit in the backup mode of operation, the second connection circuit being configured to isolate the second voltage source from the input neutral connection in the line mode of operation.
    • 至少一个方面涉及一种不间断电源,其包括具有输入线连接的第一输入和用于从第一电压源接收第一输入电压的输入中性点连接,第二输入以从第二输入端接收来自第二电压的第二输入电压 电压源和升压电路,其被配置为在线路操作模式和备用操作模式中相对于输入中性点连接提供正输出直流电压和相对于输入中性点连接的负输出DC电压。 电源还包括在线路工作模式下将第一输入耦合到升压电路的第一连接电路和在备用操作模式下将第二输入耦合到升压电路的第二连接电路,第二连接电路 被配置为在线路操作模式下将第二电压源与输入中性点连接隔离。
    • 5. 发明授权
    • Method and apparatus for providing uninterruptible power
    • 提供不间断电源的方法和装置
    • US07705489B2
    • 2010-04-27
    • US11518388
    • 2006-09-08
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • H02J7/00H02J9/00
    • H02J9/062H02J2009/063H02M1/10Y10T307/625
    • At least one aspect is directed to an uninterruptible power supply that includes a first input having an input line connection and an input neutral connection to receive a first input voltage from a first voltage source, a second input to receive a second input voltage from a second voltage source, and a boost circuit configured to provide a positive output DC voltage with respect to the input neutral connection and a negative output DC voltage with respect to the input neutral connection in both a line mode of operation and a backup mode of operation. The power supply also includes a first connection circuit to couple the first input to the boost circuit in the line mode of operation, and a second connection circuit to couple the second input to the boost circuit in the backup mode of operation, the second connection circuit being configured to isolate the second voltage source from the input neutral connection in the line mode of operation.
    • 至少一个方面涉及一种不间断电源,其包括具有输入线连接的第一输入和用于从第一电压源接收第一输入电压的输入中性点连接,第二输入以从第二输入端接收来自第二电压的第二输入电压 电压源和升压电路,其被配置为在线路操作模式和备用操作模式中相对于输入中性点连接提供正输出直流电压和相对于输入中性点连接的负输出DC电压。 电源还包括在线路工作模式下将第一输入耦合到升压电路的第一连接电路和在备用操作模式下将第二输入耦合到升压电路的第二连接电路,第二连接电路 被配置为在线路操作模式下将第二电压源与输入中性点连接隔离。
    • 6. 发明申请
    • Method and apparatus for providing uninterruptible power
    • 提供不间断电源的方法和装置
    • US20080061628A1
    • 2008-03-13
    • US11518388
    • 2006-09-08
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • Henning Roar NielsenRanganathan GurunathanPothapragada Pavana KumarDamir Klikic
    • H02J9/00
    • H02J9/062H02J2009/063H02M1/10Y10T307/625
    • At least one aspect is directed to an uninterruptible power supply that includes a first input having an input line connection and an input neutral connection to receive a first input voltage from a first voltage source, a second input to receive a second input voltage from a second voltage source, and a boost circuit configured to provide a positive output DC voltage with respect to the input neutral connection and a negative output DC voltage with respect to the input neutral connection in both a line mode of operation and a backup mode of operation. The power supply also includes a first connection circuit to couple the first input to the boost circuit in the line mode of operation, and a second connection circuit to couple the second input to the boost circuit in the backup mode of operation, the second connection circuit being configured to isolate the second voltage source from the input neutral connection in the line mode of operation.
    • 至少一个方面涉及一种不间断电源,其包括具有输入线连接的第一输入和用于从第一电压源接收第一输入电压的输入中性点连接,第二输入以从第二输入端接收来自第二电压的第二输入电压 电压源和升压电路,其被配置为在线路操作模式和备用操作模式中相对于输入中性点连接提供正输出直流电压和相对于输入中性点连接的负输出DC电压。 电源还包括在线路工作模式下将第一输入耦合到升压电路的第一连接电路和在备用操作模式下将第二输入耦合到升压电路的第二连接电路,第二连接电路 被配置为在线路操作模式下将第二电压源与输入中性点连接隔离。
    • 7. 发明授权
    • 3-phase high-power UPS
    • 三相大功率UPS
    • US08385091B2
    • 2013-02-26
    • US12544815
    • 2009-08-20
    • Henning Roar Nielsen
    • Henning Roar Nielsen
    • H02M5/45
    • H02M5/4585H02J9/062H02J2009/063H02M5/458H02M7/217H02M2001/009
    • According to one aspect, embodiments of the invention provide power converter circuitry including an input including a plurality of input lines each configured to be coupled to a phase of a multiphase AC power source having a sinusoidal waveform, a plurality of DC buses including a first positive DC bus having a first nominal DC voltage, a second positive DC bus having a second nominal DC voltage, a first negative DC bus having a third nominal DC voltage and a second negative DC bus having a fourth nominal DC voltage; a first power converter coupled to the input and configured to supply power from the multiphase AC power source to the plurality of DC buses during a first positive region of the sinusoidal waveform and a first negative region of the sinusoidal waveform; and a second power converter coupled to the input and configured to supply power from the multiphase AC power source to at least some of the plurality of DC buses during a second positive region of the sinusoidal waveform and a second negative region of the sinusoidal waveform.
    • 根据一个方面,本发明的实施例提供功率转换器电路,其包括包括多个输入线的输入,每个输入线被配置为耦合到具有正弦波形的多相AC电源的相位,多个DC总线包括第一正 具有第一标称直流电压的DC总线,具有第二标称直流电压的第二正DC总线,具有第三标称直流电压的第一负DC总线和具有第四标称直流电压的第二负DC总线; 第一功率转换器,其耦合到所述输入并且被配置为在所述正弦波形的第一正区域和所述正弦波形的第一负区域期间从所述多相AC电源向所述多个DC总线供电; 以及第二功率转换器,其耦合到所述输入并被配置为在所述正弦波形的第二正区域和所述正弦波形的第二负区域期间将所述多相AC电源的电力提供给所述多个DC总线中的至少一些。
    • 8. 发明申请
    • APPARATUS AND METHOD FOR PROVIDING UNINTERRUPTIBLE POWER
    • 提供不间断电源的装置和方法
    • US20120181871A1
    • 2012-07-19
    • US13009670
    • 2011-01-19
    • Flemming JohansenHenning Roar Nielsen
    • Flemming JohansenHenning Roar Nielsen
    • H02J9/06
    • H02J9/062Y10T307/615Y10T307/625
    • Systems and methods of controlling an uninterruptible power supply are provided. The uninterruptible power supply includes an input to receive input power, and an output to provide power to a load. The uninterruptible power supply also includes an inverter, a bypass switch, and a controller. The inverter is coupled with the input and with the output, and the bypass switch can provide the input power at the output in a bypass mode of operation. The controller is coupled with the inverter and the bypass switch. The controller can activate the bypass switch in a first configuration to provide the input power at the output during a first half of a cycle of an input voltage waveform, and can activate the bypass switch in a second configuration to provide the input power at the output during a second half of the cycle. With the inverter active during bypass operation, the inverter can more quickly provide output power upon the loss of bypass power, and can provide near unity power factor correction and harmonic distortion correction.
    • 提供了控制不间断电源的系统和方法。 不间断电源包括用于接收输入电力的输入端和向负载提供电力的输出端。 不间断电源还包括逆变器,旁路开关和控制器。 逆变器与输入端和输出端相连,旁路开关可以在旁路工作模式下在输出端提供输入电源。 控制器与逆变器和旁路开关耦合。 控制器可以在第一配置中激活旁路开关,以在输入电压波形的周期的前半段期间在输出端提供输入功率,并且可以在第二配置中激活旁路开关以在输出端提供输入功率 在周期的后半段。 在旁路运行期间,变频器激活,变频器能够在旁路电源丢失时更快地提供输出功率,并可提供近乎一致的功率因数校正和谐波失真校正。
    • 9. 发明授权
    • Method and apparatus for providing uninterruptible power
    • 提供不间断电源的方法和装置
    • US08053927B2
    • 2011-11-08
    • US12968559
    • 2010-12-15
    • Thomas Enné HjortMichael PedersenHenrik MathiesenHenning Roar NielsenRichard Dyrmose Olsen
    • Thomas Enné HjortMichael PedersenHenrik MathiesenHenning Roar NielsenRichard Dyrmose Olsen
    • H02J7/00
    • H02J9/062H02J7/0047Y10T307/516Y10T307/615Y10T307/62Y10T307/625
    • Methods and apparatus for providing uninterruptible power are provided by aspects of the invention. One aspect is more particularly directed to an uninterruptible power supply for providing power to a load. The uninterruptible power supply includes an input to receive input power, an output to provide output power, a plurality of battery modules that provide backup power, a power circuit coupled to the input, coupled to the plurality of battery modules and coupled to the output to provide power derived from at least one of the input power and the backup power to the output, a controller, a return line coupled to the controller and coupled to each of the battery modules, and a first sense line coupled to the controller and coupled to the plurality of battery modules. The controller and each of the battery modules are configured and arranged such that at least one characteristic of the battery modules is determined by the controller based on signals detected by the controller on the first sense line.
    • 提供不间断电源的方法和装置由本发明的方面提供。 更具体地涉及用于向负载提供电力的不间断电源。 不间断电源包括用于接收输入功率的输入,用于提供输出功率的输出,提供备用功率的多个电池模块,耦合到输入的电源电路,耦合到多个电池模块并耦合到输出端 提供从至少一个输入功率和备用功率到输出的功率,控制器,耦合到控制器并耦合到每个电池模块的返回线,以及耦合到控制器的第一感测线,并耦合到 多个电池模块。 控制器和每个电池模块被配置和布置成使得基于由第一感测线上的控制器检测到的信号由控制器确定电池模块的至少一个特性。
    • 10. 发明申请
    • METHOD AND APPARATUS FOR PROVIDING UNINTERRUPTIBLE POWER
    • 提供不间断电源的方法和装置
    • US20100225170A1
    • 2010-09-09
    • US12783147
    • 2010-05-19
    • Thomas Enné HjortMichael PedersenHenrik MathiesenHenning Roar NielsenRichard Dyrmose Olsen
    • Thomas Enné HjortMichael PedersenHenrik MathiesenHenning Roar NielsenRichard Dyrmose Olsen
    • H02J9/00
    • H02J9/062H02J7/0047Y10T307/516Y10T307/615Y10T307/62Y10T307/625
    • Methods and apparatus for providing uninterruptible power are provided by aspects of the invention. One aspect is more particularly directed to an uninterruptible power supply for providing power to a load. The uninterruptible power supply includes an input to receive input power, an output to provide output power, a plurality of battery modules that provide backup power, a power circuit coupled to the input, coupled to the plurality of battery modules and coupled to the output to provide power derived from at least one of the input power and the backup power to the output, a controller, a return line coupled to the controller and coupled to each of the battery modules, and a first sense line coupled to the controller and coupled to the plurality of battery modules. The controller and each of the battery modules are configured and arranged such that at least one characteristic of the battery modules is determined by the controller based on signals detected by the controller on the first sense line.
    • 提供不间断电源的方法和装置由本发明的方面提供。 更具体地涉及用于向负载提供电力的不间断电源。 不间断电源包括用于接收输入功率的输入,用于提供输出功率的输出,提供备用功率的多个电池模块,耦合到输入的电源电路,耦合到多个电池模块并耦合到输出端 提供从至少一个输入功率和备用功率到输出的功率,控制器,耦合到控制器并耦合到每个电池模块的返回线,以及耦合到控制器的第一感测线,并耦合到 多个电池模块。 控制器和每个电池模块被配置和布置成使得基于由第一感测线上的控制器检测到的信号由控制器确定电池模块的至少一个特性。