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21. 发明申请

US20080037190A1 CONVERTER TOPOLOGY AND METHODS FOR INTERFACING AN ELECTRICAL MACHINE TO ELECTRICAL POWER GRID 失效
标题翻译：用于将电机连接到电力网的转换器拓扑学和方法
公开(公告)号：US20080037190A1
公开(公告)日：2008-02-14
申请号：US11464241
申请日：2006-08-14
申请人： Rajib Datta , Haiqing Weng , Richard S. Zhang , Ravisekhar Raju , Allen M. Ritter
发明人： Rajib Datta , Haiqing Weng , Richard S. Zhang , Ravisekhar Raju , Allen M. Ritter
IPC分类号： H01H73/00
CPC分类号： H02M5/271 , H02M5/297
摘要： A power converter for coupling an electrical machine to an electrical grid, the power converter including a machine side converter and a grid side converter, each side having a plurality of corresponding stages for converting a three-phase electrical signal of the electrical machine to a three-phase electrical signal of the electrical grid; wherein the machine side converter includes a plurality of single-phase bridges coupled in a series and has at least one coupling for coupling with the electrical machine; wherein the grid side converter includes a plurality of three-phase bridges, each three-phase bridge corresponding to one of the single-phase bridges of the machine side converter; wherein each three-phase bridge is coupled to the primary windings of a respective transformer while the secondary windings of the respective transformer are phase-shifted from the primary windings thereof and are coupled to secondary windings of another respective transformer, thus providing for coupling of the plurality of three-phase bridges in a series, wherein a transformer at the end of the series provides a coupling to at least the electrical grid; and wherein each single-phase bridge of the machine side converter is coupled to the corresponding three-phase bridge of the grid side converter by a direct current (DC) link. A method for making the power converter and a method for using the power converter are also provided.
摘要翻译：一种用于将电机耦合到电网的功率转换器，所述功率转换器包括机器侧转换器和电网侧转换器，每侧具有多个对应级，用于将所述电机的三相电信号转换为三电网的相电信号; 其中所述机器侧转换器包括串联耦合的多个单相桥并且具有用于与所述电机耦合的至少一个联接器; 其中所述电网侧转换器包括多个三相桥，每个三相桥对应于所述机侧转换器的单相桥之一; 其中每个三相桥耦合到相应变压器的初级绕组，而相应变压器的次级绕组从其初级绕组相移并耦合到另一个相应变压器的次级绕组，从而提供多个串联的三相桥，其中串联端的变压器提供至少电网的耦合; 并且其中机器侧转换器的每个单相桥通过直流（DC）链路耦合到电网侧转换器的对应的三相桥。还提供了一种用于制造功率转换器的方法和使用该功率转换器的方法。

22. 发明授权

US07324360B2 Power converter methods and apparatus for variable speed high power machines 有权
标题翻译：用于变速高功率机器的功率转换器方法和装置
公开(公告)号：US07324360B2
公开(公告)日：2008-01-29
申请号：US11251727
申请日：2005-10-17
申请人： Allen Michel Ritter , Richard S. Zhang , Luis Jose Garces , Rajib Datta , Ravisekhar Nadimpalli Raju , Mark E. Shepard
发明人： Allen Michel Ritter , Richard S. Zhang , Luis Jose Garces , Rajib Datta , Ravisekhar Nadimpalli Raju , Mark E. Shepard
IPC分类号： H02M7/00
CPC分类号： H02M5/272 , H02M5/271
摘要： Methods and apparatus for converting power from a power source are described. In one example embodiment, the method includes controlling multiple transformer and switchgear units coupled to a power source, and controlling multiple converter units connected in parallel. Each converter unit is coupled to a respective one of the transformer and switchgear units to form an individual thread. The transformer and switchgear unit and power converters are controlled so that the carrier waveforms for each individual thread are interleaved between each other over a carrier cycle.
摘要翻译：描述用于从电源转换功率的方法和装置。在一个示例实施例中，该方法包括控制耦合到电源的多个变压器和开关设备单元，以及控制并联连接的多个转换器单元。每个转换器单元耦合到变压器和开关设备单元中的相应一个以形成单个螺纹。控制变压器和开关设备单元和功率转换器，使得每个单独线程的载波波形在载波周期之间彼此交错。

23. 发明申请

US20070086221A1 Power converter methods and apparatus for variable speed high power machines 有权
标题翻译：用于变速高功率机器的功率转换器方法和装置
公开(公告)号：US20070086221A1
公开(公告)日：2007-04-19
申请号：US11251727
申请日：2005-10-17
申请人： Allen Ritter , Richard Zhang , Luis Garces , Rajib Datta , Ravisekhar Raju , Mark Shepard
发明人： Allen Ritter , Richard Zhang , Luis Garces , Rajib Datta , Ravisekhar Raju , Mark Shepard
IPC分类号： H02J3/00
CPC分类号： H02M5/272 , H02M5/271
摘要： Methods and apparatus for converting power from a power source are described. In one example embodiment, the method includes controlling multiple transformer and switchgear units coupled to a power source, and controlling multiple converter units connected in parallel. Each converter unit is coupled to a respective one of the transformer and switchgear units to form an individual thread. The transformer and switchgear unit and power converters are controlled so that the carrier waveforms for each individual thread are interleaved between each other over a carrier cycle.
摘要翻译：描述用于从电源转换功率的方法和装置。在一个示例实施例中，该方法包括控制耦合到电源的多个变压器和开关设备单元，以及控制并联连接的多个转换器单元。每个转换器单元耦合到变压器和开关设备单元中的相应一个以形成单个螺纹。控制变压器和开关设备单元和功率转换器，使得每个单独线程的载波波形在载波周期之间彼此交错。

24. 发明申请

US20100133901A1 Modular stacked subsea power system architectures 有权
标题翻译：模块化堆叠海底电力系统架构
公开(公告)号：US20100133901A1
公开(公告)日：2010-06-03
申请号：US12317306
申请日：2008-12-22
申请人： Richard S. Zhang , Rajib Datta , Christof Martin Sihler , Joseph Song Manguelle
发明人： Richard S. Zhang , Rajib Datta , Christof Martin Sihler , Joseph Song Manguelle
IPC分类号： H02J3/36
CPC分类号： H02M5/458 , H02M7/003 , H02M7/483 , Y10T307/25 , Y10T307/258 , Y10T307/707
摘要： A sub-sea power delivery system includes a plurality of modular power converter building blocks on each of the power source side and the sub-sea load side that are stacked and interconnected to meet site expansion requirements and electrical load topologies. The power delivery system comprises a system DC transmission link/bus, wherein the system DC link is configured to carry HVDC or MVDC power from an onshore utility or topside power source to multiple sub-sea load modules. The stacked modular power converter topology on the sub-sea side of the sub-sea power delivery system is symmetrical with the stacked modular power converter topology on the on-shore/top-side of the sub-sea power delivery system.
摘要翻译：海底电力输送系统包括在电源侧和海底负载侧的多个模块化功率转换器构建块，其被堆叠和互连以满足现场扩展要求和电负载拓扑。电力输送系统包括系统DC传输链路/总线，其中系统DC链路被配置为将HVDC或MVDC电力从陆上公用事业或顶层电源运送到多个海底负载模块。海底电力输送系统的海底侧堆叠的模块化电力转换器拓扑结构与海底电力输送系统的岸上/顶部的堆叠模块化电力转换器拓扑结构是对称的。

25. 发明申请

US20090146603A1 MVDC power transmission system for sub-sea loads 有权
标题翻译：用于海底负荷的MVDC输电系统
公开(公告)号：US20090146603A1
公开(公告)日：2009-06-11
申请号：US12074223
申请日：2008-02-29
申请人： Christof Martin Sihler , Robert Roesner , Rajib Datta
发明人： Christof Martin Sihler , Robert Roesner , Rajib Datta
IPC分类号： H02P27/06 , H02J3/00 , H02M7/42
CPC分类号： H02M7/521 , H02J3/36 , H02M3/158 , H02M7/487 , H02M7/53873 , H02M2001/007 , Y02E60/60
摘要： A system for the transmission of a direct current (DC) at a medium voltage level includes a system DC link configured to carry power from a source to a load module. The load module includes a DC-to-DC voltage step-down converter, a DC-to-AC inverter coupled downstream to the DC-to-DC voltage step-down converter, and a system AC link for carrying power from the load module to a motor system on a load side of the system AC link. The system is effective for delivering power over distances that are greater than 30 kilometers, and for delivery of power from an on-shore to offshore and sub-sea load.
摘要翻译：用于传输中压电压（DC）的系统包括被配置为将功率从源传送到负载模块的系统DC链路。负载模块包括DC-DC电压降压转换器，下游耦合到DC-DC电压降压转换器的DC-AC逆变器和用于承载来自负载模块的电力的系统AC链路到系统AC链路的负载侧的电机系统。该系统在距离大于30公里的交付电力以及从岸上向海上和海底负载运送电力方面是有效的。

26. 发明申请

US20060114642A1 Systems and methods for integrated VAR compensation and hydrogen production 审中-公开
标题翻译：综合VAR补偿和氢气生产的系统和方法
公开(公告)号：US20060114642A1
公开(公告)日：2006-06-01
申请号：US11000470
申请日：2004-11-30
申请人： Yan Liu , Luis Garces , Rajib Datta
发明人： Yan Liu , Luis Garces , Rajib Datta
IPC分类号： H01G9/00
CPC分类号： C25B1/04 , C25B9/04 , H02J3/1892 , Y02E60/366
摘要： A method for regulating power in a grid is disclosed. The method involves generating a controllable DC power to an electrolyzer via power conversion circuitry to produce hydrogen. The method further involves providing a controllable reactive power to the grid via the power conversion circuitry to regulate power in the grid.
摘要翻译：公开了一种用于调节电网功率的方法。该方法包括通过功率转换电路产生对电解槽的可控直流电力以产生氢。该方法还包括通过功率转换电路向电网提供可控的无功功率以调节电网中的功率。

27. 发明授权

US08692408B2 Modular stacked subsea power system architectures 有权
标题翻译：模块化堆叠海底电力系统架构
公开(公告)号：US08692408B2
公开(公告)日：2014-04-08
申请号：US12317306
申请日：2008-12-22
申请人： Richard S. Zhang , Rajib Datta , Christof Martin Sihler , Manguelle Joseph Song
发明人： Richard S. Zhang , Rajib Datta , Christof Martin Sihler , Manguelle Joseph Song
IPC分类号： H02J3/00
CPC分类号： H02M5/458 , H02M7/003 , H02M7/483 , Y10T307/25 , Y10T307/258 , Y10T307/707
摘要： A sub-sea power delivery system includes a plurality of modular power converter building blocks on each of the power source side and the sub-sea load side that are stacked and interconnected to meet site expansion requirements and electrical load topologies. The power delivery system comprises a system DC transmission link/bus, wherein the system DC link is configured to carry HVDC or MVDC power from an onshore utility or topside power source to multiple sub-sea load modules. The stacked modular power converter topology on the sub-sea side of the sub-sea power delivery system is symmetrical with the stacked modular power converter topology on the on-shore/top-side of the sub-sea power delivery system.
摘要翻译：海底电力输送系统包括在电源侧和海底负载侧的多个模块化功率转换器构建块，其被堆叠和互连以满足现场扩展要求和电负载拓扑。电力输送系统包括系统DC传输链路/总线，其中系统DC链路被配置为将HVDC或MVDC电力从陆上公用事业或顶层电源运送到多个海底负载模块。海底电力输送系统的海底侧堆叠的模块化电力转换器拓扑结构与海底电力输送系统的岸上/顶部的堆叠模块化电力转换器拓扑结构是对称的。

28. 发明申请

US20130343089A1 SCALABLE-VOLTAGE CURRENT-LINK POWER ELECTRONIC SYSTEM FOR MULTI-PHASE AC OR DC LOADS 审中-公开
标题翻译：用于多相交流或直流负载的可分级电流链路功率电子系统
公开(公告)号：US20130343089A1
公开(公告)日：2013-12-26
申请号：US13531629
申请日：2012-06-25
申请人： Ranjan Kumar Gupta , Ravisekhar Nadimpalli Raju , Rajib Datta , Mohammed Agamy
发明人： Ranjan Kumar Gupta , Ravisekhar Nadimpalli Raju , Rajib Datta , Mohammed Agamy
IPC分类号： H02M3/335
CPC分类号： H02M7/4807 , H02M7/487 , H02M7/49 , H02M2001/0074 , H02M2001/0077 , H02M2007/4818 , Y02B70/1441
摘要： An electronics power system includes a plurality of substantially identical power electronic modules. Each power electronic module includes a single-phase DC/AC inverter having an output side. Each power electronic module further includes a medium/high-frequency-isolated DC/DC current-to-voltage converter having an input side. The medium/high-frequency-isolated DC/DC current-to-voltage converter drives the single-phase DC/AC inverter. Each DC/DC converter and its corresponding DC/AC inverter are connected back-to-back sharing a common DC-link. The plurality of power electronics modules is stacked together in series at the input side and in parallel or series/parallel at the output side.
摘要翻译：电子电力系统包括多个基本相同的电力电子模块。每个电力电子模块包括具有输出侧的单相DC / AC逆变器。每个电力电子模块还包括具有输入侧的中/高频隔离DC / DC电流 - 电压转换器。中/高频隔离DC / DC电流 - 电压转换器驱动单相DC / AC逆变器。每个DC / DC转换器及其相应的DC / AC逆变器都背对背连接共享一个直流链路。多个电力电子模块在输入侧串联堆叠在一起，并且在输出侧并联或串联/并联。

29. 发明授权

US07851943B2 Direct current power transmission and distribution system 有权
标题翻译：直流输配电系统
公开(公告)号：US07851943B2
公开(公告)日：2010-12-14
申请号：US11608582
申请日：2006-12-08
申请人： Rajib Datta , Christof Martin Sihler , Richard S. Zhang
发明人： Rajib Datta , Christof Martin Sihler , Richard S. Zhang
IPC分类号： H02J3/14
CPC分类号： H02J3/36 , H02J1/06 , H02M2001/0074 , H02M2001/008 , Y02E60/60 , Y10T307/445 , Y10T307/461
摘要： A direct current (DC) transmission and distribution system includes a system DC link configured for carrying power from a source to a plurality of loads {16} and DC to alternating current (AC) power converter modules coupled in series to the system DC link on a load side of the system DC link
摘要翻译：直流（DC）传输和分配系统包括系统DC链路，其被配置为承载从源到多个负载（16）和DC到交流（AC）功率转换器模块的功率，串联耦合到系统DC链路系统直流链路的负载侧

30. 发明申请

US20100219902A1 ELECTROMAGNETIC INTERFERENCE MITIGATION SYSTEM AND METHOD 有权
标题翻译：电磁干扰减轻系统和方法
公开(公告)号：US20100219902A1
公开(公告)日：2010-09-02
申请号：US12394089
申请日：2009-02-27
申请人： Michael Joseph Schutten , Rajib Datta , Joseph Taher Mossoba
发明人： Michael Joseph Schutten , Rajib Datta , Joseph Taher Mossoba
IPC分类号： H04B3/28
CPC分类号： H04B3/30
摘要： A device to attenuate EMI between a source and a load is provided. The device includes a first cable to electrically couple the source and the load and a second cable positioned adjacent to the first cable and configured to attenuate a common-mode current.
摘要翻译：提供了一种用于在源和负载之间衰减EMI的设备。该装置包括用于电耦合源极和负载的第一电缆和邻近第一电缆定位并被配置为衰减共模电流的第二电缆。

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