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1. 发明申请

US20110278209A1 LIQUID PRESSURE MONITORING 审中-公开
标题翻译：液压监测
公开(公告)号：US20110278209A1
公开(公告)日：2011-11-17
申请号：US12778529
申请日：2010-05-12
申请人： Dileep Kumar Kana Padinharu , Vasudev Shankar Nilajkar , Nicola Piccirillo , Sudhanshu Rai , Chandan Sikdar
发明人： Dileep Kumar Kana Padinharu , Vasudev Shankar Nilajkar , Nicola Piccirillo , Sudhanshu Rai , Chandan Sikdar
IPC分类号： B01D35/143 , B01D35/02
CPC分类号： H02K9/24
摘要： A liquid pressure monitoring system for a circuit of a machine is provided. The system includes a flow meter configured to measure a flow rate of liquid flowing through the circuit, the circuit including a strainer and a cooling section, at least one sensor configured to measure a pressure of at least one portion of the circuit; and a monitoring component for generating an alarm, in response to a value based on the measured pressure exceeding an expected pressure drop, wherein the expected pressure drop is based on the flow rate and at least one flow coefficient.
摘要翻译：提供了一种用于机器电路的液压监测系统。该系统包括流量计，该流量计被配置为测量流过该回路的液体的流量，该电路包括一个过滤器和一个冷却部分，至少一个传感器被配置为测量电路的至少一部分的压力; 以及用于响应于基于所测量的压力超过预期压降的值而产生报警的监测部件，其中所述预期压降基于所述流量和至少一个流量系数。

2. 发明申请

US20120109569A1 DIAGNOSIS OF BEARING THERMAL ANOMALIES IN AN ELECTRICAL MACHINE 审中-公开
标题翻译：电机中轴承热异常的诊断
公开(公告)号：US20120109569A1
公开(公告)日：2012-05-03
申请号：US12913188
申请日：2010-10-27
申请人： Dileep Kumar Kana Padinharu , Vinodh Kumar Bandaru , Vasudev Shankar Nilajkar
发明人： Dileep Kumar Kana Padinharu , Vinodh Kumar Bandaru , Vasudev Shankar Nilajkar
IPC分类号： G06F15/00
CPC分类号： F16C17/243 , F01D21/003 , F01D21/04 , F01D25/16 , F05D2220/76 , F05D2260/98 , F05D2270/303 , F05D2270/3032 , F16C33/1025
摘要： A system for evaluating bearing metal temperature (BMT) to diagnose rotor misalignment and/or bearing wipe in an electrical machine. A first system is provided that includes: an input system for obtaining bearing metal temperature (BMT) readings from a first BMT sensor located proximate the turbine and a second BMT sensor located proximate the generator, and for obtaining operational data including lube oil inlet temperature, speed and power; a filter system for filtering bad input data; and a misalignment analysis system that issues a misalignment warning in response to one of the BMT sensor reporting an increasing temperature and the other BMT sensor reporting a decreasing temperature.
摘要翻译：用于评估轴承金属温度（BMT）以诊断电机中的转子未对准和/或轴承擦拭的系统。提供了一种第一系统，其包括：用于从位于涡轮附近的第一BMT传感器获得轴承金属温度（BMT）读数的输入系统和位于发电机附近的第二BMT传感器，并且用于获得包括润滑油入口温度的操作数据，速度和力量; 用于过滤不良输入数据的过滤器系统; 以及对准分析系统，其响应于报告温度升高的BMT传感器之一发出不对准警告，而另一个BMT传感器报告温度降低。

3. 发明申请

US20120101768A1 DIAGNOSIS OF STATOR THERMAL ANOMALIES IN AN ELECTRICAL MACHINE 审中-公开
标题翻译：诊断电机中的定子热异常
公开(公告)号：US20120101768A1
公开(公告)日：2012-04-26
申请号：US12911993
申请日：2010-10-26
申请人： Binu Mathew Moonjanattu , Vasudev Shankar Nilajkar , Sudhanshu Rai
发明人： Binu Mathew Moonjanattu , Vasudev Shankar Nilajkar , Sudhanshu Rai
IPC分类号： G01K13/00
CPC分类号： H02K11/25 , G01R31/343
摘要： A system, method and computer program for diagnosing thermal anomalies in a stator of an electrical machine. A first system is provided that includes an input system for obtaining RTD readings over time from at least one sensor in a stator winding; a normalization system for normalizing each RTD reading with respect to armature current; and an analysis system for analyzing a trend in a set of normalized RTD readings to indicate thermal behavior of the stator winding. A second system is provided that includes an input system for obtaining a set of RTD readings from a plurality of sensors in a common axial location in a stator winding; a calculation system for calculating a difference value between a maximum value and a median value from the set of RTD readings; and an analysis system for analyzing a trend over time in a set of difference values to indicate thermal behavior of the stator winding.
摘要翻译：一种用于诊断电机定子热异常的系统，方法和计算机程序。提供了一种第一系统，其包括用于随时间从定子绕组中的至少一个传感器获得RTD读数的输入系统; 用于使每个RTD读数相对于电枢电流标准化的归一化系统; 以及分析系统，用于分析一组归一化的RTD读数中的趋势，以指示定子绕组的热行为。提供了一种第二系统，其包括用于从定子绕组中的公共轴向位置中的多个传感器获得一组RTD读数的输入系统; 计算系统，用于从所述一组RTD读数计算最大值和中值之间的差值; 以及分析系统，用于分析一组差值中随时间的趋势，以指示定子绕组的热行为。

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