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1. 发明授权

US07599161B2 Relay device and corresponding method 有权
标题翻译：继电器及相应的方法
公开(公告)号：US07599161B2
公开(公告)日：2009-10-06
申请号：US11618192
申请日：2006-12-29
申请人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo, Jr. , Gregory P. Lavoie , Radoslaw Narel
发明人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo, Jr. , Gregory P. Lavoie , Radoslaw Narel
IPC分类号： H02H7/00
CPC分类号： H02H7/30 , H02H3/28 , H02H3/387
摘要： A method of operating a relay device, in an electrical circuit comprising first and second main circuit breakers, and a bus tie circuit breaker connecting the first and second main circuit breakers, the method comprising computing a first positive sequence current phasor for the first main circuit breaker and a second positive sequence current phasor for the second main circuit breaker computing a first positive sequence voltage phasor for the first main circuit breaker and a second positive sequence voltage phasor for the second main circuit breaker; computing a correction of the first positive sequence voltage and second positive sequence voltage to a line-to-neutral phase angle reference if there is any rotation in a potential transformer connection; determining a fault has occurred when a magnitude of a current through at least one of the first main circuit breaker or the second main circuit breaker exceeds a predetermined threshold; determining a phase angle difference by comparing the phase angle of the positive sequence current phasor with the phase angle of the positive sequence voltage phasor for both the first main circuit breaker or the second main circuit breaker having the magnitude of current determined to have exceeded the predetermined level; and determining the fault is located upstream or downstream of the first main circuit breaker or the second main circuit breaker having the magnitude of current determined to have exceeded the predetermined level, if the phase angle difference is determined to be above a predetermined amount.
摘要翻译：一种在包括第一和第二主断路器的电路中的中继装置的操作方法和连接第一和第二主断路器的总线连接断路器，该方法包括：计算第一主电路的第一正序电流相量断路器和用于第二主断路器的第二正序电流相量计算第一主断路器的第一正序电压相量和用于第二主断路器的第二正序电压相量; 如果在电压互感器连接中存在任何旋转，则将第一正序电压和第二正序电压的校正计算为线到中性相角参考; 当通过第一主断路器或第二主断路器中的至少一个的电流的大小超过预定阈值时，发生故障; 通过将正序电流相量的相位角与正序电压相量的相位角进行比较来确定相位角差，第一主断路器或具有确定超过预定值的电流大小的第二主断路器水平; 并且如果相位角差被确定为高于预定量，则确定故障位于具有被确定为已经超过预定水平的电流大小的第一主断路器或第二主断路器的上游或下游。

2. 发明授权

US07542256B2 Relay device and corresponding method 有权
标题翻译：继电器及相应的方法
公开(公告)号：US07542256B2
公开(公告)日：2009-06-02
申请号：US11618175
申请日：2006-12-29
申请人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo, Jr. , Radoslaw Narel , Gregory P. Lavoie
发明人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo, Jr. , Radoslaw Narel , Gregory P. Lavoie
IPC分类号： H02H7/00
CPC分类号： H02H7/30 , H02H3/081
摘要： A method of operating a relay device, the method comprising the steps of: providing main circuit-breakers and a bus-tie-breaker connecting the main-circuit-breakers; defining a partial-differential-zone comprising a main circuit breaker and the bus-tie breaker; assigning a first value to the direction of the fault current flowing into the partial differential zone;—assigning a second value to the direction of the fault currents flowing out of the partial-differential-zone, wherein the first value is not equal to the second value;—comparing the values assigned to the fault currents; determining if the fault currents are flowing into the partial differential zone; and determining if at least two of the fault-currents is flowing in a different direction with respect to the partial-differential-zone wherein one of the fault currents is flowing into the partial-differential-zone and one of the fault currents is flowing out of the partial differential zone.
摘要翻译：一种操作中继装置的方法，所述方法包括以下步骤：提供主断路器和连接所述主断路器的总线断路器; 限定包括主断路器和母线断路器的部分差分区; 向流入所述部分差分区域的故障电流的方向分配第一值; - 将第二值分配到从所述部分差分区域流出的故障电流的方向，其中所述第一值不等于所述第二值值; - 比较分配给故障电流的值; 确定故障电流是否流入偏差区; 以及确定至少两个故障电流是否相对于其中一个故障电流流入部分差分区并且其中一个故障电流流出的部分差分区在不同的方向上流动的偏差区。

3. 发明申请

US20080158750A1 RELAY DEVICE AND CORRESPONDING METHOD 有权
标题翻译：继电器和相关方法
公开(公告)号：US20080158750A1
公开(公告)日：2008-07-03
申请号：US11618175
申请日：2006-12-29
申请人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo , Radoslaw Narel , Gregory P. Lavoie
发明人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo , Radoslaw Narel , Gregory P. Lavoie
IPC分类号： H02H3/00 , G01R31/08
CPC分类号： H02H7/30 , H02H3/081
摘要： A method of operating a relay device, the method comprising the steps of: providing main circuit-breakers and a bus-tie-breaker connecting the main-circuit-breakers; defining a partial-differential-zone comprising a main circuit breaker and the bus-tie breaker; assigning a first value to the direction of the fault current flowing into the partial differential zone; -assigning a second value to the direction of the fault currents flowing out of the partial-differential-zone, wherein the first value is not equal to the second value; -comparing the values assigned to the fault currents; determining if the fault currents are flowing into the partial differential zone; and determining if at least two of the fault-currents is flowing in a different direction with respect to the partial-differential-zone wherein one of the fault currents is flowing into the partial-differential-zone and one of the fault currents is flowing out of the partial differential zone.
摘要翻译：一种操作中继装置的方法，所述方法包括以下步骤：提供主断路器和连接所述主断路器的总线断路器; 限定包括主断路器和母线断路器的部分差分区; 向流入所述偏差区的故障电流的方向分配第一值; - 将第二值分配给从所述部分差分区流出的故障电流的方向，其中所述第一值不等于所述第二值; - 比较分配给故障电流的值; 确定故障电流是否流入偏差区; 以及确定至少两个故障电流是否相对于其中一个故障电流流入部分差分区并且其中一个故障电流流出的部分差分区在不同的方向上流动的偏差区。

4. 发明申请

US20080158753A1 RELAY DEVICE AND CORRESPONDING METHOD 有权
标题翻译：继电器和相关方法
公开(公告)号：US20080158753A1
公开(公告)日：2008-07-03
申请号：US11618192
申请日：2006-12-29
申请人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo , Gregory P. Lavoie , Radoslaw Narel
发明人： William Premerlani , Marcelo Valdes , Thomas Frederick Papallo , Gregory P. Lavoie , Radoslaw Narel
IPC分类号： H02H3/00
CPC分类号： H02H7/30 , H02H3/28 , H02H3/387
摘要： A method of operating a relay device, the method comprising the steps of: computing positive-sequence first and second current-phasor for the first and second main circuit-breakers and computing currents from phasors, and the bus-tie-breaker; computing positive-sequence voltage for the bus-tie-breaker; triggering a method when at least one fault current at the bus-tie-breaker exceeds a threshold, without the presence of a fault on one of the feeders; determining whether the fault is internal or external, wherein the fault is internal if the positive-sequence current of the first and second main circuit breakers is in phase; and wherein if the positive-sequence current through the first main circuit breaker is not in-phase with the positive-sequence current through the second main circuit breaker, the fault is external to the bus; determining whether the fault is on a first or second side of the tie circuit; and locating the fault.
摘要翻译：一种操作中继装置的方法，所述方法包括以下步骤：计算第一和第二主断路器的正序第一和第二电流相量以及来自相量和总线断路器的计算电流; 计算总线断路器的正序电压; 当总线断路器上的至少一个故障电流超过阈值时，在一个馈线上不存在故障的情况下触发方法; 确定故障是内部还是外部，其中如果第一和第二主断路器的正序电流同相，则故障是内部的; 并且其中，如果通过所述第一主断路器的正序电流与通过所述第二主断路器的正序电流不同相，则所述故障位于所述总线外部。确定所述故障是否在所述连接电路的第一侧或第二侧上; 并定位故障。

5. 发明申请

US20060125486A1 System and method of locating ground fault in electrical power distribution system 有权
标题翻译：配电系统接地故障定位系统及方法
公开(公告)号：US20060125486A1
公开(公告)日：2006-06-15
申请号：US11009111
申请日：2004-12-10
申请人： William Premerlani , Rui Zhou , Yan Liu , Thomas Papallo , Gregory Lavoie , Marcelo Valdes , Michael Pintar
发明人： William Premerlani , Rui Zhou , Yan Liu , Thomas Papallo , Gregory Lavoie , Marcelo Valdes , Michael Pintar
IPC分类号： G01R31/08
CPC分类号： G01R31/086 , Y04S10/522
摘要： A method for locating a ground fault in an electrical power distribution system includes providing a plurality of current sensors at a plurality of locations in the electrical power distribution system. The method further includes detecting a ground fault in the electrical power distribution system. Current is monitored at a plurality of locations in the electrical power distribution system via the current sensors and a test signal is introduced into the electrical power distribution system via a test signal generating device. The plurality of locations are monitored to locate the ground fault between a location at which the test signal is detected and a downstream location at which the test signal is not detected.
摘要翻译：一种用于定位配电系统中的接地故障的方法包括在电力分配系统中的多个位置处提供多个电流传感器。该方法还包括检测配电系统中的接地故障。通过电流传感器在电力分配系统中的多个位置处监视电流，并且经由测试信号产生装置将测试信号引入到电力分配系统中。监视多个位置以在检测到测试信号的位置与未检测到测试信号的下游位置之间定位接地故障。

6. 发明申请

US20070139830A1 Micro-electromechanical system based soft switching 有权
标题翻译：基于微机电系统的软开关
公开(公告)号：US20070139830A1
公开(公告)日：2007-06-21
申请号：US11314879
申请日：2005-12-20
申请人： William Premerlani , Kanakasabapathi Subramanian , Christopher Keimel , John Park , Ajit Achuthan , Wensen Wang , Joshua Wright , Kristina Korosi , Somashekhar Basavaraj
发明人： William Premerlani , Kanakasabapathi Subramanian , Christopher Keimel , John Park , Ajit Achuthan , Wensen Wang , Joshua Wright , Kristina Korosi , Somashekhar Basavaraj
IPC分类号： H02H3/00
CPC分类号： H02H3/025 , H01H1/0036 , H01H9/40 , H01H9/54 , H01H9/56 , H01H2071/008
摘要： A system is presented. The system includes detection circuitry configured to detect occurrence of a zero crossing of an alternating source voltage or an alternating load current. The system also includes switching circuitry coupled to the detection circuitry and comprising a micro-electromechanical system switch. Additionally, the system includes control circuitry coupled to the detection circuitry and the switching circuitry and configured to perform arc-less switching of the micro-electromechanical system switch responsive to a detected zero crossing of an alternating source voltage or alternating load current.
摘要翻译：提出了一个系统。该系统包括被配置为检测交流源电压或交流负载电流的零交叉的发生的检测电路。该系统还包括耦合到检测电路并包括微机电系统开关的开关电路。另外，该系统包括耦合到检测电路和开关电路的控制电路，并被配置为响应于检测到的交流源电压或交流负载电流的过零点而执行微机电系统开关的无弧切换。

7. 发明申请

US20070135970A1 System and method for providing reactive power support with distributed energy resource inverter 有权
标题翻译：提供无功功率支持与分布式能源逆变器的系统和方法
公开(公告)号：US20070135970A1
公开(公告)日：2007-06-14
申请号：US11297755
申请日：2005-12-08
申请人： Rui Zhou , Joseph Smolenski , Michael Durling , William Premerlani
发明人： Rui Zhou , Joseph Smolenski , Michael Durling , William Premerlani
IPC分类号： G05D11/00 , H02M7/521
CPC分类号： H02J3/1835 , H02J3/32 , H02J3/383 , H02J3/386 , Y02E10/563 , Y02E10/566 , Y02E10/763 , Y02E40/30 , Y02E70/30
摘要： A reactive power compensation system includes a distributed energy resource situated at a local location configured to also receive power from a remote location by a distribution feeder line. The distributed energy resource includes an inverter including power semiconductor switching devices and an inverter controller configured for controlling the power semiconductor switching devices so as to provide reactive power support to the distribution feeder line.
摘要翻译：无功补偿系统包括位于本地位置的分布式能源，其配置为也通过分配馈线线路从远程位置接收电力。分布式能量资源包括：功率半导体开关器件的逆变器和被配置为控制功率半导体开关器件以便向分配馈线提供无功功率支持的逆变器控制器。

8. 发明申请

US20080156791A1 MEASUREMENT OF ANALOG COIL VOLTAGE AND COIL CURRENT 失效
标题翻译：模拟线圈电压和线圈电流的测量
公开(公告)号：US20080156791A1
公开(公告)日：2008-07-03
申请号：US11617048
申请日：2006-12-28
申请人： Dale Finney , Adil Jaffer , Zhihong Mao , William Premerlani , Mark Adamiak
发明人： Dale Finney , Adil Jaffer , Zhihong Mao , William Premerlani , Mark Adamiak
IPC分类号： F24C7/02 , F24C7/04
CPC分类号： H01H71/123 , H01F7/1844 , H01H47/002 , H01H2047/009
摘要： The measurement of analog coil voltage and coil current during the energizing of the circuit breaker coil that is connected to the output contact of a protective circuit breaker relay in order to detect an incipient failure of the circuit breaker mechanism
摘要翻译：在连接到保护断路器继电器的输出触点的断路器线圈通电期间测量模拟线圈电压和线圈电流，以便检测断路器机构的初期故障

9. 发明授权

US07328114B2 Methods and systems for measuring a rate of change of frequency 有权
标题翻译：用于测量频率变化率的方法和系统
公开(公告)号：US07328114B2
公开(公告)日：2008-02-05
申请号：US11298964
申请日：2005-12-09
申请人： William Premerlani , Rui Zhou
发明人： William Premerlani , Rui Zhou
IPC分类号： G01R23/16
CPC分类号： G01R29/18 , G01R23/00
摘要： A method for measuring a rate of change of frequency includes estimating at least one phasor value, estimating a frequency based on the estimated at least one phasor value, compensating the estimated at least one phasor value based on the estimated frequency, calculating a frequency based on the compensated at least one phasor value, and calculating a rate of change of the calculated frequency based on the calculated frequency.
摘要翻译：用于测量频率变化率的方法包括估计至少一个相量值，基于估计的至少一个相量估计频率，基于估计的频率补偿估计的至少一个相量值，基于估计的频率计算频率补偿的至少一个相量值，以及基于计算出的频率计算计算出的频率的变化率。

10. 发明申请

US20070242402A1 CIRCUIT PROTECTION SYSTEM 有权
标题翻译：电路保护系统
公开(公告)号：US20070242402A1
公开(公告)日：2007-10-18
申请号：US11765913
申请日：2007-06-20
申请人： Thomas Papallo , Gregory Lavoie , David Fletcher , Ertugrul Berkcan , William Premerlani
发明人： Thomas Papallo , Gregory Lavoie , David Fletcher , Ertugrul Berkcan , William Premerlani
IPC分类号： H02H3/00
CPC分类号： H02H7/262 , G06F1/12 , G06F3/05 , H01H83/20 , H01H2300/03 , H02H1/0061 , H02H3/006 , H02H3/05 , H02H7/261 , H02H7/263 , H02H7/30 , H02J3/00 , H02J3/005 , H02J3/12 , H02J13/001 , H02J13/002 , H02J13/0024 , H02J13/0055 , H02J13/0062 , H02J13/0072 , H02J13/0079 , H02J13/0086 , H02J2003/001 , H02J2003/007 , H02J2003/146 , H04J3/0658 , H04J3/0661 , H04L1/0002 , H04L1/0018 , H04L41/0253 , H04L43/00 , H04L43/06 , H04L43/0817 , H04L47/10 , Y02B70/3241 , Y02B90/224 , Y02B90/2615 , Y02B90/2623 , Y02B90/2638 , Y02B90/2646 , Y02D50/10 , Y02P80/11 , Y04S10/40 , Y04S20/14 , Y04S20/224 , Y04S20/227 , Y04S40/121 , Y04S40/122 , Y04S40/124 , Y04S40/125 , Y04S40/168 , Y10T307/25 , Y10T307/461 , Y10T307/469 , Y10T307/549 , Y10T307/937 , Y10T307/957
摘要： A method and apparatus is disclosed for providing protection against arc flash during maintenance on a low voltage power circuit including a circuit breaker having a specified trip function for responding to a fault is provided. The specified trip function is overridden with a maintenance trip function that results in reduced arc energy in the fault during a trip over arc energy during a trip with the specified trip function. The specified trip function is restored following maintenance.
摘要翻译：公开了一种用于在包括具有用于响应故障的特定跳闸功能的断路器的低压电力电路上的维护期间提供防电弧保护的方法和装置。通过维护跳闸功能覆盖指定的跳闸功能，导致在具有指定跳闸功能的跳闸期间在电弧能量跳闸期间故障中的电弧能量减少。维护后恢复指定的跳闸功能。

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