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81. 发明授权

US09118184B2 Alternative power converter system 有权
标题翻译：替代功率转换器系统
公开(公告)号：US09118184B2
公开(公告)日：2015-08-25
申请号：US13586402
申请日：2012-08-15
申请人： Robert Gregory Wagoner
发明人： Robert Gregory Wagoner
IPC分类号： H02H7/00 , H02H9/00 , H02J3/00
CPC分类号： H02J3/00 , H01F27/341 , H02H7/1216 , H02J3/386 , Y02E10/725 , Y02E10/763 , Y02P80/21
摘要： An energy power converter system is provided. According to one embodiment, the system includes a plurality of parallel converters; a main transformer with a separate magnetic path for magnetic fields are generated in the transformer by a summation of currents coming from the plurality of parallel converters electrically coupled to the main transformer; and a converter control device electrically coupled to the plurality of parallel converters and the main transformer. The converter control device may be configured to discontinue electrical flow in the system based at least in part on detection of an electrical fault condition.
摘要翻译：提供了一种能量转换器系统。根据一个实施例，该系统包括多个并行转换器; 通过电耦合到主变压器的多个并联转换器的电流的总和，在变压器中产生具有用于磁场的单独磁路的主变压器; 以及电耦合到所述多个并联转换器和所述主变压器的转换器控制装置。转换器控制装置可以被配置为至少部分地基于电气故障状况的检测来中止系统中的电流。

82. 发明授权

US08964435B2 Methods and systems for operating a power converter 有权
标题翻译：用于操作电源转换器的方法和系统
公开(公告)号：US08964435B2
公开(公告)日：2015-02-24
申请号：US13245487
申请日：2011-09-26
申请人： Robert Gregory Wagoner , David Smith , Anthony William Galbraith
发明人： Robert Gregory Wagoner , David Smith , Anthony William Galbraith
IPC分类号： H02M7/537 , H02J3/38 , H02M1/00
CPC分类号： H02J3/383 , H02M2001/007 , Y02E10/563
摘要： A power conversion system for providing power to an electrical grid is described. The power conversion system includes a power converter coupled to a photovoltaic (PV) array and configured to control a PV array voltage. The power conversion system also includes a system controller communicatively coupled to the power converter and configured to select from a first reduced power operating point and a second reduced power operating point when a power available from the PV array is greater than a rated output power of the power conversion system.
摘要翻译：描述用于向电网提供电力的电力转换系统。功率转换系统包括耦合到光伏（PV）阵列并被配置为控制PV阵列电压的功率转换器。所述电力转换系统还包括系统控制器，所述系统控制器通信地耦合到所述功率转换器并且被配置为当所述PV阵列的可用功率大于所述电力转换器的额定输出功率时，从第一降低功率工作点和第二降低功率工作点进行选择电源转换系统

83. 发明申请

US20140062425A1 SYSTEM AND METHOD FOR INTERFACING VARIABLE SPEED GENERATORS TO A POWER GRID 审中-公开
标题翻译：将可变速发电机接入电网的系统和方法
公开(公告)号：US20140062425A1
公开(公告)日：2014-03-06
申请号：US13600788
申请日：2012-08-31
申请人： Cyrus David Harbourt , Robert Gregory Wagoner , Luis José Garcés Rivera
发明人： Cyrus David Harbourt , Robert Gregory Wagoner , Luis José Garcés Rivera
IPC分类号： H02P9/48
CPC分类号： H02P9/007 , H02J3/381 , H02J3/386 , Y02E10/763
摘要： The present subject matter is directed to systems and methods for interfacing variable speed generators to a power distribution grid. A plurality of doubly-fed induction generators (DFIG) are provided and coupled to a common shaft of a prime mover. Each of the plurality of DFIGs provides an electrical power output having an output frequency based on a rotational speed of the common shaft. A converter coupled to each DFIG provides variable excitation signals to its respective DFIG sufficient to adjust its output frequency to conform to a power grid frequency requirement.
摘要翻译：本主题涉及将变速发电机与配电网接口的系统和方法。多个双馈感应发电机（DFIG）被提供并且耦合到原动机的公共轴。多个DFIG中的每一个提供具有基于公共轴的转速的输出频率的电功率输出。耦合到每个DFIG的A转换器向其相应的DFIG提供足够的可变激励信号以足以调节其输出频率以符合电网频率要求。

84. 发明申请

US20130301327A1 SYSTEM AND METHOD OF PARALLEL CONVERTER CURRENT SHARING 审中-公开
标题翻译：并联转换器电流共享的系统和方法
公开(公告)号：US20130301327A1
公开(公告)日：2013-11-14
申请号：US13470550
申请日：2012-05-14
申请人： Robert Gregory Wagoner , Scott Charles Frame , Chunchun Xu , Huibin Zhu
发明人： Robert Gregory Wagoner , Scott Charles Frame , Chunchun Xu , Huibin Zhu
IPC分类号： H02M7/5387
CPC分类号： H02M1/126 , H02M7/493 , H02M7/5387
摘要： In one aspect, a method of converting power is described. One embodiment of the method comprises receiving direct current (DC) power; channeling the DC power through an inverter including a first bridge and a second bridge, wherein each of the first bridge and the second bridge includes at least one switch; controlling the at least one switch of the first bridge and the at least one switch of the second bridge to convert the DC power to alternating current (AC) power; and, channeling the AC power through an inductor that includes a first winding and a second winding, wherein the first winding is coupled to an output of the first bridge and the second winding is coupled to an output of the second bridge and wherein the inductor is configured to have a first magnetic path for common mode inductance and a second magnetic path for differential mode inductance.
摘要翻译：在一个方面，描述了一种转换功率的方法。该方法的一个实施例包括接收直流（DC）功率; 通过包括第一桥和第二桥的逆变器引导DC电力，其中第一桥和第二桥中的每一个包括至少一个开关; 控制第一桥的至少一个开关和第二桥的至少一个开关以将DC电力转换为交流（AC）功率; 并且通过包括第一绕组和第二绕组的电感器引导AC电力，其中所述第一绕组耦合到所述第一桥的输出，并且所述第二绕组耦合到所述第二桥的输出，并且其中所述电感是被配置为具有用于共模电感的第一磁路和用于差模电感的第二磁路。

85. 发明申请

US20130301170A1 SYSTEMS, METHODS, AND APPARATUS FOR VOLTAGE CLAMP CIRCUITS 有权
标题翻译：电压钳位电路的系统，方法和装置
公开(公告)号：US20130301170A1
公开(公告)日：2013-11-14
申请号：US13466627
申请日：2012-05-08
申请人： Robert Gregory Wagoner , Geng Tian
发明人： Robert Gregory Wagoner , Geng Tian
IPC分类号： H02H9/04
CPC分类号： H02M1/08 , H02M1/32 , H03K17/165 , H03K17/168
摘要： Certain embodiments of the invention may include systems, methods and apparatus for voltage clamp circuits. According to an example embodiment of the invention, a voltage clamp circuit may include a first circuit portion electrically coupled to the output of at least one power source. The first circuit portion comprises a power semiconductor device having a first, second and third node and one or more zener diodes electrically coupled to the first or the second node of the power semiconductor device. The voltage clamp circuit may further include a second circuit portion in electrical communication with the first circuit portion, where the second circuit portion comprises a resistor, a capacitor and a directional device, and where the second circuit portion connects to the one or more zener diodes to reduce peak voltage output between the second and the third node of the power semiconductor device.
摘要翻译：本发明的某些实施例可以包括用于电压钳位电路的系统，方法和装置。根据本发明的示例实施例，电压钳位电路可以包括电耦合到至少一个电源的输出的第一电路部分。第一电路部分包括具有电耦合到功率半导体器件的第一或第二节点的第一，第二和第三节点和一个或多个齐纳二极管的功率半导体器件。电压钳位电路还可以包括与第一电路部分电连通的第二电路部分，其中第二电路部分包括电阻器，电容器和定向装置，并且其中第二电路部分连接到一个或多个齐纳二极管以减小功率半导体器件的第二和第三节点之间的峰值电压输出。

86. 发明申请

US20130100720A1 POWER CONVERTER SYSTEMS AND METHODS OF OPERATING A POWER CONVERTER SYSTEM 有权
标题翻译：电力转换器系统和操作电源转换器系统的方法
公开(公告)号：US20130100720A1
公开(公告)日：2013-04-25
申请号：US13279424
申请日：2011-10-24
申请人： Cornelius Edward Holliday , Huibin Zhu , Robert Gregory Wagoner
发明人： Cornelius Edward Holliday , Huibin Zhu , Robert Gregory Wagoner
IPC分类号： H02H9/04
CPC分类号： H02H9/04 , H02H3/087 , H02H9/042 , H02M3/1584 , H02M7/48 , H02M2001/007
摘要： A power converter system includes a converter, a DC link, an inverter, a damping circuit, and a control system. The converter includes an input to couple to a power generation unit and an output to provide a direct current (DC) DC power output. The DC link includes a capacitor coupled to the converter output. A voltage across the capacitor defines a DC link voltage. The inverter includes an input coupled to the DC link. The damping circuit is coupled between the converter and the inverter in parallel with the DC link capacitor. The damping circuit includes a normally closed switching device, and a resistor coupled in series with the normally closed switching device. The control system is coupled to the damping circuit and configured to control the normally closed switching device as a function of at least one operating parameter of the power converter system.
摘要翻译：电力转换器系统包括转换器，直流链路，逆变器，阻尼电路和控制系统。该转换器包括耦合到发电单元的输入端和用于提供直流（DC）DC功率输出的输出端。 DC链路包括耦合到转换器输出的电容器。电容两端的电压限定了直流母线电压。逆变器包括耦合到DC链路的输入。阻尼电路与直流链路电容器并联连接在转换器和逆变器之间。阻尼电路包括常闭开关装置和与常闭开关装置串联耦合的电阻器。控制系统耦合到阻尼电路并且被配置为根据功率转换器系统的至少一个操作参数来控制常闭的开关装置。

87. 发明申请

US20130069632A1 APPARATUS AND METHOD FOR IMPROVED CURRENT SHUNT SENSING 有权
标题翻译：改进电流感测的装置和方法
公开(公告)号：US20130069632A1
公开(公告)日：2013-03-21
申请号：US13235795
申请日：2011-09-19
申请人： Robert Gregory Wagoner , Mark Eugene Shepard
发明人： Robert Gregory Wagoner , Mark Eugene Shepard
IPC分类号： G01R1/20
CPC分类号： G01R1/203
摘要： An apparatus and method for improved current shunt sensing in an electrical system, such as a renewable energy electrical system, is disclosed. A current shunt according to aspects of the present disclosure includes a conductive portion that is placed in series with an electrical system The current shunt includes a sensing element that is used to measure the voltage across the conductive portion of the current shunt. The sensing element has an increased width relative to the width of the conductive portion of the shunt. The increased width of the sensing element provides for improved current shunt sensing that results in more accurate voltage (and thus current) measurements across a wide range of frequencies.
摘要翻译：公开了一种用于改进电气系统中的电流分流感测的装置和方法，例如可再生能源电气系统。根据本公开的方面的电流分路包括与电气系统串联布置的导电部分。电流分流器包括用于测量电流分流器的导电部分上的电压的感测元件。感测元件相对于分流器的导电部分的宽度具有增大的宽度。感测元件的增加的宽度提供改进的电流分流感测，其导致宽范围的频率的更精确的电压（以及因此的电流）测量。

88. 发明申请

US20120051102A1 POWER CONVERTER SYSTEM AND METHODS OF OPERATING A POWER CONVERTER SYSTEM 有权
标题翻译：电力转换器系统和操作电力转换器系统的方法
公开(公告)号：US20120051102A1
公开(公告)日：2012-03-01
申请号：US13218271
申请日：2011-08-25
申请人： Robert Gregory Wagoner , David Smith
发明人： Robert Gregory Wagoner , David Smith
IPC分类号： H02M1/36
CPC分类号： H02M1/36 , H02J3/382 , H02J3/383 , H02M7/5395 , H02M2001/007 , Y02E10/563
摘要： A power converter system includes a converter configured to be coupled to a power generation unit for receiving power from the power generation unit, and a bus coupled to the converter, wherein a voltage is generated across the bus when electricity is conducted through the power converter system. The power converter system also includes an inverter coupled to the bus and configured to supply power to an electrical distribution network, and a control system coupled to the converter and to the inverter. The control system is configured to gradually adjust the voltage across the bus during at least one of a shutdown sequence and a startup sequence of the power converter system.
摘要翻译：电力转换器系统包括被配置为耦合到用于从发电单元接收功率的发电单元的转换器和耦合到转换器的总线，其中当通过功率转换器系统进行通电时，总线上产生电压。功率转换器系统还包括耦合到总线并被配置为向配电网络供电的逆变器以及耦合到转换器和逆变器的控制系统。控制系统被配置为在功率转换器系统的关断序列和启动顺序中的至少一个期间逐渐调整总线上的电压。

89. 发明申请

US20110013433A1 Systems, Methods, and Apparatus for Converting Direct Current (DC) Power to Alternating Current (AC) Power 有权
标题翻译：用于将直流（DC）功率转换为交流电（AC）功率的系统，方法和装置
公开(公告)号：US20110013433A1
公开(公告)日：2011-01-20
申请号：US12505802
申请日：2009-07-20
申请人： Robert Gregory Wagoner , Anthony Galbraith
发明人： Robert Gregory Wagoner , Anthony Galbraith
IPC分类号： H02M7/44
CPC分类号： H02M1/15 , H02J3/383 , H02M1/42 , H02M7/48 , H02M2001/007 , H02M2003/1586 , Y02B70/12 , Y02E10/563
摘要： Embodiments of the invention can provide systems, methods, and apparatus for converting direct current (DC) power to alternating current (AC) power. According to one embodiment, a system for converting DC power to AC power can be provided. The system can include a DC power source that provides a first DC power signal to a converter. Coupled to the converter can be a controller for transforming the first DC power signal into a plurality of AC power signals. The controller can also phase shift at least one of the plurality of AC power signals and combine the phase shifted AC power signal with at least one of the other of the plurality of AC power signals to provide a second DC power signal. The controller can also convert the second DC power signal to an AC power signal.
摘要翻译：本发明的实施例可以提供用于将直流（DC）功率转换为交流（AC）功率的系统，方法和装置。根据一个实施例，可以提供用于将DC电力转换成AC电力的系统。该系统可以包括向转换器提供第一直流电力信号的直流电源。耦合到转换器可以是用于将第一DC功率信号变换为多个AC电力信号的控制器。所述控制器还可以相移所述多个AC电力信号中的至少一个，并且将所述相移AC电力信号与所述多个AC电力信号中的另一个中的至少一个组合以提供第二DC电力信号。控制器还可以将第二直流电源信号转换为交流电源信号。

90. 发明申请

US20110013432A1 Systems, Methods, and Apparatus for Operating a Power Converter 有权
标题翻译：用于操作电源转换器的系统，方法和装置
公开(公告)号：US20110013432A1
公开(公告)日：2011-01-20
申请号：US12505877
申请日：2009-07-20
申请人： Robert Gregory Wagoner
发明人： Robert Gregory Wagoner
IPC分类号： H02M7/44 , H02J1/00
CPC分类号： H02J3/383 , Y02E10/563
摘要： Embodiments of the invention can provide systems, methods, and apparatus for operating a power converter. According to one embodiment, a system for operating a power converter can be provided. The system can include a direct current (DC) power source with an output electrically coupled to an input of the power converter. The system can also include a controller operable to modify the performance of the DC power source through the power converter. As part of this modification, the controller can determine whether a low voltage ride (LVRT) event exists in a load and can adjust the DC power source when a LVRT event occurs.
摘要翻译：本发明的实施例可以提供用于操作功率转换器的系统，方法和装置。根据一个实施例，可以提供用于操作功率转换器的系统。该系统可以包括具有电耦合到功率转换器的输入的输出的直流（DC）电源。该系统还可以包括可操作以通过功率转换器来修改直流电源的性能的控制器。作为该修改的一部分，控制器可以确定负载中是否存在低电压（LVRT）事件，并且可以在发生LVRT事件时调节直流电源。

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