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    • 2. 发明申请
    • CENTRALLY CONTROLLED PROTECTION SYSTEM HAVING REDUCED ENERGY LET-THROUGH MODE
    • 具有降低能量的集中式控制保护系统
    • US20110172840A1
    • 2011-07-14
    • US12836998
    • 2010-07-15
    • Radoslaw NARELThomas Frederick Papallo, JR.Joseph Rao
    • Radoslaw NARELThomas Frederick Papallo, JR.Joseph Rao
    • G06F1/28
    • H02H9/00H02H1/043H02H3/006H02H7/30
    • A method and system for a power distribution system, the method including defining with the central controller at least one alternate mode configuration setting for the at least one of the plurality of circuit breakers of the power distribution system, wherein the at least one alternate mode configuration setting includes a reduced energy let-thru (RELT) mode setting. The method further includes determining with the central controller if the at least one of the plurality of circuit breakers is in a pick-up mode and operating the at least one of the plurality of circuit breakers using one of the at least one normal mode configuration setting and the at least one alternate mode configuration setting, wherein the operating the at least one of the plurality of circuit breakers using the at least one alternate mode configuration setting is delayed for a predetermined period if the at least one of the plurality of circuit breakers is in a pick-up mode.
    • 一种用于配电系统的方法和系统,所述方法包括与所述中央控制器定义所述配电系统的所述多个断路器中的至少一个断路器的至少一个替代模式配置设置,其中所述至少一个替代模式配置 设置包括减少能量通过(RELT)模式设置。 该方法还包括利用中央控制器确定多个断路器中的至少一个断路器是否处于拾取模式,并且使用至少一个正常模式配置设置中的一个来操作多个断路器中的至少一个断路器 以及所述至少一个替代模式配置设置,其中如果所述多个断路器中的至少一个断路器是所述至少一个断路器,则使用所述至少一个替代模式配置设置来操作所述多个断路器中的所述至少一个断路器是预定的时间段 在接送模式。
    • 3. 发明申请
    • RELAY DEVICE AND CORRESPONDING METHOD
    • 继电器和相关方法
    • US20080158750A1
    • 2008-07-03
    • US11618175
    • 2006-12-29
    • William PremerlaniMarcelo ValdesThomas Frederick PapalloRadoslaw NarelGregory P. Lavoie
    • William PremerlaniMarcelo ValdesThomas Frederick PapalloRadoslaw NarelGregory P. Lavoie
    • H02H3/00G01R31/08
    • H02H7/30H02H3/081
    • 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.
    • 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。
    • 6. 发明授权
    • Directional zone select interlock method
    • 定向区选择互锁方式
    • US08207742B2
    • 2012-06-26
    • US12347570
    • 2008-12-31
    • Anupam Vinodkumar SawhneySriram ChangaliRadoslaw NarelMarcelo Esteban Valdes
    • Anupam Vinodkumar SawhneySriram ChangaliRadoslaw NarelMarcelo Esteban Valdes
    • G01R31/08H02H3/00
    • H02H7/262H02H3/38
    • An improved method to detect and locate electrical faults is provided. A method of operating a circuit breaker in an electrical circuit configured with at least one of a first main circuit breaker at a first layer of circuit protection having a first direction of current flow, and at least one second circuit breaker downstream of said at least one first main circuit breaker having a second direction of current flow, and at least one third circuit breaker downstream of said at least one second circuit breaker having a third direction of current flow, wherein one of said at least one first, second, or third circuit breakers is in short time pick-up, is provided, and comprises steps to determine the location of the fault and adjust the trip time delay of the circuit breakers according to predetermined criteria.
    • 提供了一种检测和定位电气故障的改进方法。 一种在电路中操作断路器的方法,该电路配置有具有第一电流方向的第一电路保护层的第一主断路器和至少一个第二电路断路器 具有第二电流方向的第一主断路器以及具有第三电流方向的所述至少一个第二断路器下游的至少一个第三断路器,其中所述至少一个第一,第二或第三电路中的一个 断路器在短时间内提供,并且包括确定故障位置的步骤,并根据预定标准调节断路器的跳闸时间延迟。
    • 10. 发明申请
    • RELAY DEVICE AND CORRESPONDING METHOD
    • 继电器和相关方法
    • US20080158753A1
    • 2008-07-03
    • US11618192
    • 2006-12-29
    • William PremerlaniMarcelo ValdesThomas Frederick PapalloGregory P. LavoieRadoslaw Narel
    • William PremerlaniMarcelo ValdesThomas Frederick PapalloGregory P. LavoieRadoslaw Narel
    • H02H3/00
    • H02H7/30H02H3/28H02H3/387
    • 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.
    • 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。