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1.发明申请公开(公告)号：US20140369455A1
公开(公告)日：2014-12-18
申请号：US13920667
申请日：2013-06-18
IPC分类号： G21C17/00
摘要： Systems and methods of monitoring step movements of control rods of a nuclear power plant, including measuring output signals of a plurality of rod movement coils during a step movement sequence of one or more control rods, analyzing the output signals to determine a direction of the step movement sequence, and comparing one or more output signals to reference output sequence to verify that a step of the control rod has occurred.
摘要翻译： 监测核电站控制杆的步进运动的系统和方法，包括在一个或多个控制棒的步进运动序列期间测量多个杆运动线圈的输出信号，分析输出信号以确定步骤的方向 运动顺序，以及将一个或多个输出信号与参考输出序列进行比较，以验证控制杆的步骤已经发生。
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2.发明申请IN-SITU DETERMINATION OF ROD CONTROL SYSTEM COIL AND CABLE IMPEDANCES FOR NUCLEAR POWER PLANTS 审中-公开核电站控制系统线圈和电缆阻抗的现场测定公开(公告)号：US20170025193A1
公开(公告)日：2017-01-26
申请号：US15145480
申请日：2016-05-03
IPC分类号： G21C7/12 , G21C17/112 , G21C17/10
CPC分类号： G21C7/12 , G21C17/10 , G21C17/112 , G21D3/001 , Y02E30/39
摘要： Systems and methods of monitoring a rod control system of a nuclear power plant, including calculating impedance of at least one coil of a rod movement mechanism non-intrusively while the system is operating, comparing a measured impedance to a reference impedance, and determining if the measured impedance deviates from the reference impedance value by a predetermined amount to indicate degradation of the rod control system.
摘要翻译： 监测核电站的杆控制系统的系统和方法，包括在系统运行时非侵入地计算杆运动机构的至少一个线圈的阻抗，将测得的阻抗与参考阻抗进行比较，以及确定是否 测量的阻抗偏离参考阻抗值预定量，以指示杆控制系统的劣化。
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3.发明申请ROD MOVEMENT DIAGNOSTICS FOR NUCLEAR POWER PLANT USING ADVANCED DATA FITTING 审中-公开使用高级数据配置的核电站ROD运动诊断公开(公告)号：US20140369456A1
公开(公告)日：2014-12-18
申请号：US13920631
申请日：2013-06-18
IPC分类号： G21C17/00
摘要： Systems and methods of monitoring rod control systems of nuclear power plants, including: measuring a particular signal applied to at least one coil of a rod movement mechanism at one or more predetermined times relative to an initial energizing of a mechanism coil; comparing the measured signal to a reference signal parameter, and determining if the measured signal deviates from the reference signal parameter by a predetermined amount to indicate degradation of the rod control system.
摘要翻译： 监测核电站的杆控制系统的系统和方法，包括：相对于机构线圈的初始激励以一个或多个预定时间测量施加到杆运动机构的至少一个线圈的特定信号; 将测量的信号与参考信号参数进行比较，以及确定测量信号是否偏离参考信号参数预定量以指示杆控制系统的劣化。
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4.发明申请公开(公告)号：US20130177123A1
公开(公告)日：2013-07-11
申请号：US13707783
申请日：2012-12-07
发明人： Casey D. Sexton , Danny D. Beverly , Gregory W. Morton , Hashem M. Hashemian , Brent D. Shumaker
IPC分类号： G21C17/00
CPC分类号： G21C17/00 , G21C7/08 , G21C17/12 , G21Y2002/204 , Y02E30/39
摘要： Systems and methods of monitoring position information of a control rod in a nuclear reactor, including detecting an output signal induced by movement of a control rod with respect to at least one detection coil of the control rod, the output signal having identifiable characteristics representative of a plurality of positions of the control rod within the at least one detection coil, and processing the identifiable characteristics to derive the positions of the control rod within the at least one detection coil.
摘要翻译： 监视核反应堆中的控制杆的位置信息的系统和方法，包括检测由控制杆相对于控制棒的至少一个检测线圈的移动而引起的输出信号，该输出信号具有代表一个 所述控制杆在所述至少一个检测线圈内的多个位置，以及处理所述可识别特征以导出所述控制杆在所述至少一个检测线圈内的位置。
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公开(公告)号：US08924184B2
公开(公告)日：2014-12-30
申请号：US13899045
申请日：2013-05-21
CPC分类号： G06F17/18 , G01F1/46 , G01F25/0007 , G01P5/16 , G01P21/025
摘要： A pitot tube diagnostic system including a data acquisition unit to acquire an output signal of a pitot-static system, the output signal having a static component and a dynamic component, and a processing unit to monitor the dynamic component for one or more characteristics that deviate from one or more predetermined reference characteristics to indicate impairment of the pitot-static system.
摘要翻译： 皮托管诊断系统，包括用于获取皮托管静态系统的输出信号的数据采集单元，具有静态分量和动态分量的输出信号，以及处理单元，用于监测偏移的一个或多个特性的动态分量 从一个或多个预定参考特征来指示皮托静系统的损伤。
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6.发明申请In-Situ Determination of Rod Control System Coil and Cable Impedances for Nuclear Power Plants 审中-公开核电厂杆控制系统线圈和电缆阻抗的现场确定公开(公告)号：US20140368219A1
公开(公告)日：2014-12-18
申请号：US13920649
申请日：2013-06-18
IPC分类号： G01R27/26
摘要： Systems and methods of monitoring a rod control system of a nuclear power plant, including calculating impedance of at least one coil of a rod movement mechanism non-intrusively while the system is operating, comparing a measured impedance to a reference impedance, and determining if the measured impedance deviates from the reference impedance value by a predetermined amount to indicate degradation of the rod control system.
摘要翻译： 监测核电站的杆控制系统的系统和方法，包括在系统运行时非侵入地计算杆运动机构的至少一个线圈的阻抗，将测得的阻抗与参考阻抗进行比较，以及确定是否 测量的阻抗偏离参考阻抗值预定量，以指示杆控制系统的劣化。
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公开(公告)号：US20140156226A1
公开(公告)日：2014-06-05
申请号：US13899045
申请日：2013-05-21
IPC分类号： G06F17/18
CPC分类号： G06F17/18 , G01F1/46 , G01F25/0007 , G01P5/16 , G01P21/025
摘要： A pitot tube diagnostic system including a data acquisition unit to acquire an output signal of a pitot-static system, the output signal having a static component and a dynamic component, and a processing unit to monitor the dynamic component for one or more characteristics that deviate from one or more predetermined reference characteristics to indicate impairment of the pitot-static system.
摘要翻译： 皮托管诊断系统，包括用于获取皮托管静态系统的输出信号的数据采集单元，具有静态分量和动态分量的输出信号，以及处理单元，用于监测偏移的一个或多个特性的动态分量 从一个或多个预定参考特征来指示皮托静系统的损伤。
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公开(公告)号：US11031143B2
公开(公告)日：2021-06-08
申请号：US15625005
申请日：2017-06-16
摘要： An automated system for on-line monitoring and coil diagnostics of rod position indicator (RPI) coils coil diagnostic, or RPI coil diagnostic system. The RPI coil diagnostic system performs coil diagnostics for a RPI system in a nuclear power plant. The RPI coil diagnostic system is in electrical communication with and monitors the outputs of the detector coils. The RPI coil diagnostic system measures characteristics of the detector coils that are indicative of the health of the detector coils and/or the connections between the detector coils and the RPI electronics.
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9.发明授权公开(公告)号：US10395781B2
公开(公告)日：2019-08-27
申请号：US15145480
申请日：2016-05-03
IPC分类号： G21C7/06 , G21C7/12 , G21C17/10 , G21C17/112 , G21D3/00
摘要： Systems and methods of monitoring a rod control system of a nuclear power plant, including calculating impedance of at least one coil of a rod movement mechanism non-intrusively while the system is operating, comparing a measured impedance to a reference impedance, and determining if the measured impedance deviates from the reference impedance value by a predetermined amount to indicate degradation of the rod control system.
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公开(公告)号：US20170352440A1
公开(公告)日：2017-12-07
申请号：US15625005
申请日：2017-06-16
IPC分类号： G21C17/00
摘要： An automated system for on-line monitoring and coil diagnostics of rod position indicator (RPI) coils coil diagnostic, or RPI coil diagnostic system. The RPI coil diagnostic system performs coil diagnostics for a RPI system in a nuclear power plant. The RPI coil diagnostic system is in electrical communication with and monitors the outputs of the detector coils. The RPI coil diagnostic system measures characteristics of the detector coils that are indicative of the health of the detector coils and/or the connections between the detector coils and the RPI electronics.
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