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1. 发明授权

US08471702B2 Method and system for compressor health monitoring 有权
标题翻译：压缩机健康监测方法与系统
公开(公告)号：US08471702B2
公开(公告)日：2013-06-25
申请号：US12976255
申请日：2010-12-22
申请人： Ravi Yoganatha Babu , Vinay Bhaskar Jammu , Achalesh Kumar Pandey , Sudhanshu Rai
发明人： Ravi Yoganatha Babu , Vinay Bhaskar Jammu , Achalesh Kumar Pandey , Sudhanshu Rai
IPC分类号： G08B21/00 , G08B17/00 , G01L7/00 , G01M15/00 , G01K1/08
CPC分类号： F04B51/00 , F02C9/00 , F05D2260/80 , G01M15/14
摘要： A method for monitoring the health of a compressor of a gas turbine is disclosed. The method includes receiving a plurality of turbine data points, wherein the plurality of turbine data points may include one or more operating parameters, at least one of a computer discharge temperature (CTD), and one or more performance parameters. The plurality of turbine data points may be categorized based on the one or more operating parameters. A statistical variability measure of at least one of the CTD and the one or more performance parameters may be computed for each of the plurality of bands. An alarm indicator may be computed based on the at least one statistical variability measure. The method may also include combining two or more of the operating parameters, the CTD and the performance parameters using sensor fusion techniques. The alarm indicator may be computed based on the combined parameters.
摘要翻译：公开了一种用于监测燃气轮机的压缩机的健康状况的方法。该方法包括接收多个涡轮数据点，其中多个涡轮数据点可以包括一个或多个运行参数，计算机排放温度（CTD）和一个或多个性能参数中的至少一个。可以基于一个或多个操作参数对多个涡轮数据点进行分类。可以为多个频带中的每个频带计算CTD和一个或多个性能参数中的至少一个的统计变异性度量。可以基于至少一个统计变异性度量来计算报警指示符。该方法还可以包括使用传感器融合技术组合两个或多个操作参数，CTD和性能参数。可以基于组合的参数来计算报警指示符。

2. 发明申请

US20120161965A1 METHOD AND SYSTEM FOR COMPRESSOR HEALTH MONITORING 有权
标题翻译：压缩机健康监测方法与系统
公开(公告)号：US20120161965A1
公开(公告)日：2012-06-28
申请号：US12976255
申请日：2010-12-22
申请人： Ravi Yoganatha Babu , Vinay Bhaskar Jammu , Achalesh Kumar Pandey , Sudhanshu Rai
发明人： Ravi Yoganatha Babu , Vinay Bhaskar Jammu , Achalesh Kumar Pandey , Sudhanshu Rai
IPC分类号： G08B21/00
CPC分类号： F04B51/00 , F02C9/00 , F05D2260/80 , G01M15/14
摘要： A method for monitoring the health of a compressor of a gas turbine is disclosed. The method includes receiving a plurality of turbine data points, wherein the plurality of turbine data points may include one or more operating parameters, at least one of a computer discharge temperature (CTD), and one or more performance parameters. The plurality of turbine data points may be categorized based on the one or more operating parameters. A statistical variability measure of at least one of the CTD and the one or more performance parameters may be computed for each of the plurality of bands. An alarm indicator may be computed based on the at least one statistical variability measure. The method may also include combining two or more of the operating parameters, the CTD and the performance parameters using sensor fusion techniques. The alarm indicator may be computed based on the combined parameters.
摘要翻译：公开了一种用于监测燃气轮机的压缩机的健康状况的方法。该方法包括接收多个涡轮数据点，其中多个涡轮数据点可以包括一个或多个运行参数，计算机排放温度（CTD）和一个或多个性能参数中的至少一个。可以基于一个或多个操作参数对多个涡轮数据点进行分类。可以为多个频带中的每个频带计算CTD和一个或多个性能参数中的至少一个的统计变异性度量。可以基于至少一个统计变异性度量来计算报警指示符。该方法还可以包括使用传感器融合技术组合两个或多个操作参数，CTD和性能参数。可以基于组合的参数来计算报警指示符。

3. 发明申请

US20100161245A1 SYSTEM AND METHOD FOR ROTOR BLADE HEALTH MONITORING 有权
标题翻译：用于转子叶片健康监测的系统和方法
公开(公告)号：US20100161245A1
公开(公告)日：2010-06-24
申请号：US12340777
申请日：2008-12-22
申请人： Sudhanshu Rai , Vinay Bhaskar Jammu , Vivek Venugopal Badami , Achalesh Kumar Pandey , Rahul Srinivas Prabhu , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan , Nidhi Naithani
发明人： Sudhanshu Rai , Vinay Bhaskar Jammu , Vivek Venugopal Badami , Achalesh Kumar Pandey , Rahul Srinivas Prabhu , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan , Nidhi Naithani
IPC分类号： G06F19/00
CPC分类号： F01D21/003 , F05D2230/80 , G05B23/0221 , G05B23/0235 , G05B23/0245
摘要： A system for rotor blade health monitoring include time of arrival (TOA) sensors and a controller comprising a processor configured for obtaining TOA signals indicative of times of arrival of rotating rotor blades from the respective TOA sensors and for determining initial features from the TOA signals; and a feature level fuser configured for fusing the initial features received from the processor for use in evaluating health of the rotating rotor blades.
摘要翻译：一种用于转子叶片健康监测的系统包括到达时间（TOA）传感器和包括处理器的控制器，该处理器被配置为获得指示来自相应TOA传感器的旋转转子叶片到达时间的TOA信号，并且用于从TOA信号确定初始特征; 以及功能级别熔化器，其被配置用于融合从处理器接收的初始特征，以用于评估旋转的转子叶片的健康状况。

4. 发明授权

US07941281B2 System and method for rotor blade health monitoring 有权
标题翻译：转子叶片健康监测系统及方法
公开(公告)号：US07941281B2
公开(公告)日：2011-05-10
申请号：US12340777
申请日：2008-12-22
申请人： Sudhanshu Rai , Vinay Bhaskar Jammu , Vivek Venugopal Badami , Achalesh Kumar Pandey , Rahul Srinivas Prabhu , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan , Nidhi Naithani
发明人： Sudhanshu Rai , Vinay Bhaskar Jammu , Vivek Venugopal Badami , Achalesh Kumar Pandey , Rahul Srinivas Prabhu , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan , Nidhi Naithani
IPC分类号： G01B3/44 , G01B3/52
CPC分类号： F01D21/003 , F05D2230/80 , G05B23/0221 , G05B23/0235 , G05B23/0245
摘要： A system for rotor blade health monitoring include time of arrival (TOA) sensors and a controller comprising a processor configured for obtaining TOA signals indicative of times of arrival of rotating rotor blades from the respective TOA sensors and for determining initial features from the TOA signals; and a feature level fuser configured for fusing the initial features received from the processor for use in evaluating health of the rotating rotor blades.
摘要翻译：一种用于转子叶片健康监测的系统包括到达时间（TOA）传感器和包括处理器的控制器，该处理器被配置为获得指示来自相应TOA传感器的旋转转子叶片到达时间的TOA信号，并且用于从TOA信号确定初始特征; 以及功能级别熔化器，其被配置用于融合从处理器接收的初始特征，以用于评估旋转的转子叶片的健康状况。

5. 发明授权

US08216341B2 System and method for locating sparks in electrostatic precipitators 有权
标题翻译：用于定位静电除尘器火花的系统和方法
公开(公告)号：US08216341B2
公开(公告)日：2012-07-10
申请号：US12269104
申请日：2008-11-12
申请人： Sudhanshu Rai , Vinay Bhaskar Jammu , Rahul Srinivas Prabhu
发明人： Sudhanshu Rai , Vinay Bhaskar Jammu , Rahul Srinivas Prabhu
IPC分类号： B03C3/68
CPC分类号： B03C3/68 , B03C2201/24 , B03C2201/32 , G01R31/1227 , Y10S323/903
摘要： A system includes an electrostatic precipitator, an electromagnetic sensor and a processor to locate spark locations. The electromagnetic sensor is used at various locations of the electrostatic precipitator to obtain data and process the same for locating sparks in electrostatic precipitators.
摘要翻译：系统包括静电除尘器，电磁传感器和用于定位火花位置的处理器。电磁感应器用于静电除尘器的各个位置，以获取数据并处理相同的电磁除尘器中的火花。

6. 发明申请

US20100116127A1 SYSTEM AND METHOD FOR LOCATING SPARKS IN ELECTROSTATIC PRECIPITATORS 有权
标题翻译：用于定位静电放电器中的火花的系统和方法
公开(公告)号：US20100116127A1
公开(公告)日：2010-05-13
申请号：US12269104
申请日：2008-11-12
申请人： Sudhanshu Rai , Vinay Bhaskar Jammu , Rahul Srinivas Prabhu
发明人： Sudhanshu Rai , Vinay Bhaskar Jammu , Rahul Srinivas Prabhu
IPC分类号： B03C3/68 , G01R31/02
CPC分类号： B03C3/68 , B03C2201/24 , B03C2201/32 , G01R31/1227 , Y10S323/903
摘要： A system includes an electrostatic precipitator, an electromagnetic sensor and a processor to locate spark locations. The electromagnetic sensor is used at various locations of the electrostatic precipitator to obtain data and process the same for locating sparks in electrostatic precipitators.
摘要翻译：系统包括静电除尘器，电磁传感器和用于定位火花位置的处理器。电磁感应器用于静电除尘器的各个位置，以获取数据并处理相同的电磁除尘器中的火花。

7. 发明申请

US20090228230A1 System and method for real-time detection of gas turbine or aircraft engine blade problems 审中-公开
标题翻译：实时检测燃气轮机或飞机发动机叶片问题的系统和方法
公开(公告)号：US20090228230A1
公开(公告)日：2009-09-10
申请号：US12075059
申请日：2008-03-06
申请人： Vinay Bhaskar Jammu , Sudhanshu Rai , Srihari Balasubramanian , Mandar Kalidas Chati , Omprakash Velagandula , Nirm Velumylum Nirmalan
发明人： Vinay Bhaskar Jammu , Sudhanshu Rai , Srihari Balasubramanian , Mandar Kalidas Chati , Omprakash Velagandula , Nirm Velumylum Nirmalan
IPC分类号： G06F19/00 , G01N25/00
CPC分类号： F01D21/003 , F01D17/085 , F05D2270/112 , F05D2270/70 , G01M15/14
摘要： A method and system are implemented to detect gas turbine blade problems in real time and provide more accurate prediction capabilities than known techniques due to inclusion of physics-based correction and temperature modeling methods for the hot gas path parts lifing. The system and method use pyrometer data and operational data to generate physics-based corrections of pyrometer data and physics-based bucket temperature estimations and failure signatures.
摘要翻译：实现了一种方法和系统来实时检测燃气轮机叶片问题，并提供比已知技术更准确的预测能力，因为包括基于物理学的校正和温度建模方法用于热气路径部件升降。系统和方法使用高温计数据和操作数据来生成基于物理学的高温计数据和基于物理的桶温度估计和故障签名的校正。

8. 发明授权

US08571830B2 Method and system for detection of collector flashover 有权
标题翻译：收集器闪络检测方法及系统
公开(公告)号：US08571830B2
公开(公告)日：2013-10-29
申请号：US12824270
申请日：2010-06-28
申请人： Debasis Bal , Paul August Quail , Sudhanshu Rai , Larry Weldon Dill
发明人： Debasis Bal , Paul August Quail , Sudhanshu Rai , Larry Weldon Dill
IPC分类号： G21C17/00
CPC分类号： G01R31/343
摘要： A system, method and computer program product for predicting collector flashover is disclosed. The method includes receiving a frame of measured data from a data acquisition system, fitting a statistical model to the measured data wherein the measured data includes a plurality of measured variables measured at multiple time instances. The statistical model and the measured data are used for estimating one or more parameters for the frame wherein the one or more parameters include at least one of field circuit impedance and field current noise. A flashover is predicted based, at least in part, upon the one or more estimated parameter for the frame.
摘要翻译：公开了一种用于预测集电器闪络的系统，方法和计算机程序产品。该方法包括从数据采集系统接收测量数据的帧，将统计模型拟合到测量数据，其中测量数据包括在多个时间实例测量的多个测量变量。统计模型和测量数据用于估计帧的一个或多个参数，其中一个或多个参数包括场电路阻抗和场电流噪声中的至少一个。至少部分地基于帧的一个或多个估计参数来预测闪络。

9. 发明授权

US07411404B2 Apparatus, system, and method for detecting an electrical short condition in a dynamoelectric machine 失效
标题翻译：用于检测电动机中电气短路的装置，系统和方法
公开(公告)号：US07411404B2
公开(公告)日：2008-08-12
申请号：US11608389
申请日：2006-12-08
申请人： Sudhanshu Rai
发明人： Sudhanshu Rai
IPC分类号： G01R31/14
CPC分类号： G01R31/346 , G01R31/343
摘要： A system, apparatus, and method (10) for detecting an electrical short condition in a dynamoelectric machine are described. The method includes determining an operating parameter of a dynamoelectric machine (14) responsive to at least one output signal of the dynamoelectric machine and providing a transfer function (16) for predicting a field current of dynamoelectric machine. The method also includes obtaining a value for a predicted field current (18) of the dynamoelectric machine from the transfer function and the operating parameter and identifying a shorted turn condition of the dynamoelectric machine responsive to a difference between the value of the predicted field current and a value of an actual field current of the dynamoelectric machine (24).
摘要翻译：描述了一种用于检测电动机中电气短路的系统，装置和方法（10）。该方法包括响应于电动机的至少一个输出信号确定电动机（14）的操作参数，并提供用于预测电动机的励磁电流的传递函数（16）。该方法还包括根据传递函数和运行参数获得电动机的预测励磁电流（18）的值，并根据预测的励磁电流的值和电动机（24）的实际励磁电流的值。

10. 发明申请

US20110320169A1 METHOD AND SYSTEM FOR DETECTION OF COLLECTOR FLASHOVER 有权
标题翻译：用于检测收集器闪存的方法和系统
公开(公告)号：US20110320169A1
公开(公告)日：2011-12-29
申请号：US12824270
申请日：2010-06-28
申请人： Debasis Bal , Paul August Quail , Sudhanshu Rai , Larry Weldon Dill
发明人： Debasis Bal , Paul August Quail , Sudhanshu Rai , Larry Weldon Dill
IPC分类号： G01R31/34 , G06F19/00
CPC分类号： G01R31/343
摘要： A system, method and computer program product for predicting collector flashover is disclosed. The method includes receiving a frame of measured data from a data acquisition system, fitting a statistical model to the measured data wherein the measured data includes a plurality of measured variables measured at multiple time instances. The statistical model and the measured data are used for estimating one or more parameters for the frame wherein the one or more parameters include at least one of field circuit impedance and field current noise. A flashover is predicted based, at least in part, upon the one or more estimated parameter for the frame.
摘要翻译：公开了一种用于预测集电器闪络的系统，方法和计算机程序产品。该方法包括从数据采集系统接收测量数据的帧，将统计模型拟合到测量数据，其中所测量的数据包括在多个时间实例测量的多个测量变量。统计模型和测量数据用于估计帧的一个或多个参数，其中一个或多个参数包括场电路阻抗和场电流噪声中的至少一个。至少部分地基于帧的一个或多个估计参数来预测闪络。

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