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1. 发明授权

US08971082B2 Power conditioning unit with voltage converters 有权
标题翻译：带电压转换器的功率调节单元
公开(公告)号：US08971082B2
公开(公告)日：2015-03-03
申请号：US13748375
申请日：2013-01-23
申请人： Enecsys Limited
发明人： Cuauhtemoc Rodriquez
IPC分类号： H02M7/537 , H02M3/24 , H02M7/44 , H02M7/48 , H02M7/5387 , H02J3/38 , H02J3/40 , H02M1/00
CPC分类号： H02M5/458 , H02J3/383 , H02J3/387 , H02J3/40 , H02M1/08 , H02M1/12 , H02M7/48 , H02M7/53871 , H02M7/53873 , H02M2001/0009 , H02M2001/007 , Y02E10/563
摘要： A power conditioning unit for delivering power from a power source to a mains utility supply, the power conditioning unit comprising a plurality of input terminals for connecting to the power source, a plurality of output terminals for connecting to the mains utility supply, a voltage increasing converter connected to the input terminals, a voltage reducing converter connected to the voltage increasing converter and a dc-to-ac converter connected to the voltage reducing converter and to the output terminals.
摘要翻译：一种功率调节单元，用于将电力从电源传送到市电电源，功率调节单元包括用于连接到电源的多个输入端子，用于连接到市电电源的多个输出端子，电压增加转换器连接到输入端子，连接到升压转换器的降压转换器和连接到降压转换器和输出端子的直流到交流转换器。

2. 发明申请

US20140265579A1 Inverter System Enabling Self-Configuration 有权
标题翻译：逆变器系统启用自配置
公开(公告)号：US20140265579A1
公开(公告)日：2014-09-18
申请号：US14142693
申请日：2013-12-27
申请人： Enecsys Limited
发明人： Asim Mumtaz
IPC分类号： H02M7/42
CPC分类号： H02J3/40 , G05B15/02 , H02J3/383 , H02J3/386 , H02J13/0006 , H02M7/42 , H02M7/44 , Y02E10/563 , Y02E10/763 , Y02E40/72 , Y04S10/123 , Y10T307/50
摘要： A method of configuring an installed energy harvesting device to comply with a local grid connection standard is provided. The method identifies a local grid connection standard for an energy harvesting device that has been installed in a physical installation. The method then configures the energy harvesting device to apply the identified grid connection standard. To identify the local gird connection standard, the method determines a physical location for the installation of the energy harvesting device. The method then identifies the local grid connection standard based on the determined physical location.
摘要翻译：提供了一种配置安装的能量采集设备以符合本地电网连接标准的方法。该方法识别已经安装在物理安装中的能量采集设备的本地网格连接标准。然后，该方法配置能量收集装置以应用所识别的电网连接标准。为了确定本地网格连接标准，该方法确定了能量采集设备安装的物理位置。该方法然后基于确定的物理位置来识别本地网格连接标准。

3. 发明申请

US20130234518A1 Power Supply Circuits 有权
标题翻译：电源电路
公开(公告)号：US20130234518A1
公开(公告)日：2013-09-12
申请号：US13774932
申请日：2013-02-22
申请人： ENECSYS LIMITED
发明人： Asim Mumtaz , Lesley Chisenga , Gehan Anil Joseph Amaratunga
IPC分类号： H02J3/38
CPC分类号： H02J3/383 , H02J3/40 , H02M3/04 , H02M7/44 , H02M7/53871 , Y02B10/14 , Y02E10/563 , Y02E10/58 , Y10T307/511 , Y10T307/516
摘要： This invention is generally concerned with power supply circuits, and more particularly, with circuits to supply power to a mains supply, such as domestic grid mains, from a photovoltaic device. A photovoltaic power conditioning circuit for providing power from a photovoltaic device to an alternating current mains power supply line, the circuit comprising: a DC input to receive DC power from said photovoltaic device; an AC output configured for direct connection to said AC mains power supply line; a DC-to-AC converter coupled to said DC input and to said AC output to convert DC power from said photovoltaic device to AC power for output onto said power supply line; and an electronic controller directly coupled to said power supply line to measure a voltage of said power supply line and a current in said supply line and to control said DC-to-AC converter responsive to said measuring.
摘要翻译：本发明通常涉及电源电路，更具体地说，涉及从光电器件向诸如家用电网供电的电源供电的电路。一种用于从光伏器件向交流电源电源线提供电力的光伏功率调节电路，所述电路包括：DC输入端，用于从所述光伏器件接收DC电力; AC输出，被配置为直接连接到所述AC主电源线; 耦合到所述DC输入端和所述AC输出端的DC-AC转换器，用于将来自所述光伏器件的DC电力转换成AC电力以输出到所述电源线上; 以及电子控制器，其直接耦合到所述电源线以测量所述电源线的电压和所述电源线中的电流，并响应于所述测量来控制所述DC-AC转换器。

4. 发明申请

US20150243431A1 Transformer Construction 有权
标题翻译：变压器施工
公开(公告)号：US20150243431A1
公开(公告)日：2015-08-27
申请号：US14531120
申请日：2014-11-03
申请人： Enecsys Limited
发明人： Paul Garrity , Arturo Silva
IPC分类号： H01F27/32 , H01F27/30 , H01F41/06 , H01F27/24
CPC分类号： H01F27/325 , H01F27/24 , H01F27/2847 , H01F27/2866 , H01F27/30 , H01F27/306 , H01F27/38 , H01F41/06 , H01F41/061 , H01F2005/025 , H02M5/458 , Y10T29/49071
摘要： The invention relates to a transformer construction comprising a plurality of transformer cores configured to share magnetic flux paths and, as a result, at least one of the cores comprises a post and an associated sidewall having an effective cross-sectional area which is less than that of the post. Such a construction may be employed in a power conditioning unit, for example, for a photovoltaic module, which is configured to operate the cores out of phase from each other. Also described is a transformer winding comprising a longitudinal spine having a first turn emanating from a first portion of the spine in a first transverse direction and a second turn emanating from a second portion of the spine in a second transverse direction, wherein the second transverse direction is opposite to the first transverse direction.
摘要翻译：本发明涉及一种变压器结构，其包括被配置为共享磁通路径的多个变压器芯，并且因此，至少一个芯包括柱和相关联的侧壁，该侧壁的有效横截面积小于的帖子。这种结构可以用在功率调节单元中，例如用于光伏模块，其被配置为相互操作核心。还描述了一种变压器绕组，其包括纵向脊柱，其具有在第一横向方向上从脊柱的第一部分发出的第一匝和在第二横向方向上从脊柱的第二部分发出的第二匝，其中第二横向与第一横向相反。

5. 发明授权

US08823212B2 Renewable energy power generation systems 有权
标题翻译：可再生能源发电系统
公开(公告)号：US08823212B2
公开(公告)日：2014-09-02
申请号：US13769275
申请日：2013-02-15
申请人： Enecsys Limited
发明人： Paul Garrity , Aaron Micheal Jungreis
IPC分类号： H04B15/00 , H02M7/493 , H02J3/18 , H02J3/38 , H02J3/16 , H02M7/48 , H02M1/10 , H02J3/48 , H02J3/50 , H02J13/00 , H02M1/00 , H02M1/42
CPC分类号： H02J3/383 , H02J1/10 , H02J3/16 , H02J3/18 , H02J3/38 , H02J3/48 , H02J3/50 , H02J13/0075 , H02M1/10 , H02M1/4208 , H02M1/4225 , H02M5/458 , H02M7/48 , H02M7/493 , H02M7/53871 , H02M2001/007 , Y02B70/126 , Y02E10/563 , Y02E40/34 , Y02E40/72 , Y02E60/726 , Y04S10/12 , Y04S10/123 , Y04S10/24 , Y10T307/707
摘要： We describe a modular adjustable power factor renewable energy inverter system. The system comprises a plurality of inverter modules having a switched capacitor across its ac power output, a power measurement system coupled to a communication interface, and a power factor controller to control switching of the capacitor. A system controller receives power data from each inverter module, sums the net level of ac power from each inverter, determines a number of said capacitors to switch based on the sum, and sends control data to an appropriate number of the inverter modules to switch the determined number of capacitors into/out of said parallel connection across their respective ac power outputs.
摘要翻译：我们描述了模块化可调功率因数可再生能源逆变系统。该系统包括多个逆变器模块，其跨越其交流功率输出具有开关电容器，耦合到通信接口的功率测量系统以及用于控制电容器开关的功率因数控制器。系统控制器从每个逆变器模块接收功率数据，将来自每个逆变器的交流功率的净电平加起来，根据总和确定要切换的所述电容器的数量，并将控制数据发送到适当数量的逆变器模块以切换确定数量的电容器进入/离开所述并联连接跨越它们各自的交流电力输出。

6. 发明申请

US20140191583A1 POWER BALANCING IN A MULTI-PHASE SYSTEM 有权
标题翻译：多相系统中的功率平衡
公开(公告)号：US20140191583A1
公开(公告)日：2014-07-10
申请号：US13802438
申请日：2013-03-13
申请人： ENECSYS LIMITED
发明人： Lesley Chisenga , Aaron Jungreis , Paul Garrity
IPC分类号： H02J1/10
CPC分类号： H02J3/383 , H02J1/10 , H02J3/26 , H02M7/44 , Y02B10/14 , Y02E40/50 , Y02P80/23 , Y10T307/707
摘要： Some embodiments of the invention provide a method for balancing the power output to each phase of a set of micro-inverters. The method of some embodiments is performed by a gateway, which receives output messages from a plurality of micro-inverters. The gateway identifies the phase of each micro-inverter and calculates the output of the plurality of micro-inverters to each power line of a multi-phase system. The gateway then sends control signals to the micro-inverters to control the output of each micro-inverter to maintain a balanced aggregate power output to each phase of the power grid.
摘要翻译：本发明的一些实施例提供了一种用于平衡一组微逆变器的每相的功率输出的方法。一些实施例的方法由网关执行，网关接收来自多个微逆变器的输出消息。网关识别每个微逆变器的相位，并计算多个微逆变器到多相系统的每条电力线的输出。然后，网关向微型逆变器发送控制信号，以控制每个微逆变器的输出，以维持对电网各相的平衡总功率输出。

7. 发明申请

US20130134790A1 Grid Synchronisation 有权
标题翻译：网格同步
公开(公告)号：US20130134790A1
公开(公告)日：2013-05-30
申请号：US13656641
申请日：2012-10-19
申请人： Enecsys Limited
发明人： Gehan Anil Joseph Amaratunga , Lesley Chisenga , Andrabadu Viraj
IPC分类号： H02J3/40
CPC分类号： H02J3/40 , H02J3/50 , Y10T307/511 , Y10T307/707 , Y10T307/735
摘要： The invention relates to a grid synchroniser for connecting an AC output of a power converter to the AC grid mains. In one aspect the invention provides a grid synchroniser comprising an inverter controller to control an AC output of the inverter, the controller including a receiver to receive grid data from a grid sensor location remote from said inverter. In another aspect we describe techniques for rapid removal of charge from a control terminal of a power switching device such as a MOSFET, IGBT or Thyristor using a particular driver circuit.
摘要翻译：本发明涉及一种用于将电力转换器的AC输出连接到AC电网电网的电网同步器。一方面，本发明提供了一种电网同步器，其包括逆变器控制器以控制逆变器的AC输出，所述控制器包括接收器，用于从远离所述逆变器的电网传感器位置接收电网数据。另一方面，我们描述了使用特定的驱动电路从诸如MOSFET，IGBT或晶闸管的功率开关器件的控制端子快速去除电荷的技术。

8. 发明授权

US09257837B2 Power balancing in a multi-phase system 有权
标题翻译：多相系统中的功率平衡
公开(公告)号：US09257837B2
公开(公告)日：2016-02-09
申请号：US13802438
申请日：2013-03-13
申请人： Enecsys Limited
发明人： Lesley Chisenga , Aaron Jungreis , Paul Garrity
IPC分类号： H02J3/00 , H02J1/10 , H02J3/26
CPC分类号： H02J3/383 , H02J1/10 , H02J3/26 , H02M7/44 , Y02B10/14 , Y02E40/50 , Y02P80/23 , Y10T307/707
摘要： Some embodiments of the invention provide a method for balancing the power output to each phase of a set of micro-inverters. The method of some embodiments is performed by a gateway, which receives output messages from a plurality of micro-inverters. The gateway identifies the phase of each micro-inverter and calculates the output of the plurality of micro-inverters to each power line of a multi-phase system. The gateway then sends control signals to the micro-inverters to control the output of each micro-inverter to maintain a balanced aggregate power output to each phase of the power grid.
摘要翻译：本发明的一些实施例提供了一种用于平衡一组微逆变器的每相的功率输出的方法。一些实施例的方法由网关执行，网关接收来自多个微逆变器的输出消息。网关识别每个微逆变器的相位，并计算多个微逆变器到多相系统的每条电力线的输出。然后，网关向微型逆变器发送控制信号，以控制每个微逆变器的输出，以维持对电网各相的平衡总功率输出。

9. 发明授权

US08934269B2 Solar photovoltaic power conditioning units 有权
标题翻译：太阳能光伏发电机组
公开(公告)号：US08934269B2
公开(公告)日：2015-01-13
申请号：US13769257
申请日：2013-02-15
申请人： Enecsys Limited
发明人： Paul Garrity
IPC分类号： H02M5/44 , H02M7/48 , H02M7/44 , H02J3/38
CPC分类号： H02J3/46 , H02J3/383 , H02M5/458 , H02M7/44 , H02M7/4807 , H02M2007/4815 , Y02E10/563
摘要： We describe a photovoltaic power conditioning unit comprising: both dc and ac power inputs; a dc link; at least one dc-to-dc converter coupled between dc input and dc link; and a dc-to-ac converter coupled between dc link and ac output. The dc-to-dc converter comprises: a transformer having input and output windings; an input dc-to-ac converter coupled between dc input and input winding; and an ac-to-dc converter coupled between output winding the dc link. The output winding has a winding tap between the first and second portions. The ac-to-dc converter comprises: first and second rectifiers, each connected to a respective first and second portion of the output winding, to the dc link and winding tap; and a series inductor connected to the winding tap. Rectifiers are connected to the winding tap of the output winding via the series inductor wherein the series inductor is shared between the first and second rectifiers.
摘要翻译：我们描述一个光伏功率调节单元，包括直流和交流电源输入; 直流链路耦合在直流输入和直流链路之间的至少一个直流 - 直流转换器; 以及耦合在直流链路和交流输出之间的直流到交流转换器。 DC-DC转换器包括：具有输入和输出绕组的变压器; 耦合在直流输入和输入绕组之间的输入直流到交流转换器; 以及耦合在直流链路的输出绕组之间的交流 - 直流转换器。输出绕组在第一和第二部分之间具有绕组抽头。交流 - 直流转换器包括：第一和第二整流器，每个与输出绕组的相应的第一和第二部分连接到直流链路和绕组抽头; 并连接到绕组丝锥上的串联电感器。整流器通过串联电感器连接到输出绕组的绕组抽头，其中串联电感器在第一和第二整流器之间共享。

10. 发明申请

US20150009724A1 Solar Power Conditioning Unit 有权
标题翻译：太阳能发电调节单元
公开(公告)号：US20150009724A1
公开(公告)日：2015-01-08
申请号：US14331194
申请日：2014-07-14
申请人： Enecsys Limited
发明人： Cuauhtemoc Rodriguez
IPC分类号： H02M5/458
CPC分类号： H02M7/4807 , H02M5/458 , H02M7/53871 , Y02E10/56 , Y02E10/76 , Y10S323/906
摘要： The present invention relates to a power conditioning unit for delivering power from a dc power source to an ac output, particularly ac voltages greater than 50 volts, either for connecting directly to a grid utility supply, or for powering mains devices independent from the mains utility supply. We describe a power conditioning unit for delivering power from a dc power source to an ac mains output, the power conditioning unit comprising an input for receiving power from said dc power source, an output for delivering ac power, an energy storage capacitor, a dc-to-dc converter having an input connection coupled to said input and an output connection coupled to the energy storage capacitor, and a dc-to-ac converter having an input connection coupled to said energy storage capacitor and an output connection coupled to said output, wherein said energy storage capacitor has a capacitance of less than twenty microfarads.
摘要翻译：本发明涉及一种功率调节单元，用于将功率从直流电源传输到交流输出，特别是大于50伏的交流电压，用于直接连接到电网公用电源，或用于为独立于电力公用设施的电力设备供电供应。我们描述了一个功率调节单元，用于将电力从直流电源传输到交流电源输出，功率调节单元包括用于从所述直流电源接收功率的输入端，用于输送交流电源的输出，储能电容器，直流直流转换器，其具有耦合到所述输入的输入连接和耦合到所述能量存储电容器的输出连接;以及直流到交流转换器，其具有耦合到所述能量存储电容器的输入连接器和耦合到所述输出端的输出连接器，其中所述储能电容器具有小于20微法的电容。

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