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公开(公告)号：US09250056B2
公开(公告)日：2016-02-02
申请号：US13731596
申请日：2012-12-31
Applicant: General Electric Company
Inventor： Prashanth D'Souza , Vivek Venugopal Badami , Rahul Srinivas Prabhu , Mahalakshmi Shunmugam Balasubramaniam , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan
Abstract: A method is presented. The method includes the steps of generating rotation signals corresponding to a plurality of rotations of a rotor physically coupled to a plurality of blades, and determining peak voltages corresponding to the plurality of blades by applying time synchronous averaging technique to blade passing signals using the rotation signals, wherein the peak voltages are representative of clearances of the plurality of blades.
Abstract translation: 提出了一种方法。 该方法包括以下步骤：产生对应于物理耦合到多个叶片的转子的多个旋转的旋转信号，并且通过使用时间同步平均技术来确定与多个叶片对应的峰值电压，使用旋转信号 ，其中所述峰值电压代表所述多个叶片的间隙。
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公开(公告)号：US20150063412A1
公开(公告)日：2015-03-05
申请号：US14016580
申请日：2013-09-03
Applicant: General Electric Company
Inventor： Vivek Venugopal Badami , Daniel Francesco Driscoll , Scott Francis Johnson , Paul Joseph Martin , Nilesh Tralshawala , Guanghua Wang
IPC: G01J5/00
CPC classification number: G01J5/0088 , F01D17/085 , F01D25/30 , F05D2270/8041 , G01J5/0014 , G01J2005/0077 , G01J2005/106
Abstract: Various embodiments include systems and apparatuses adapted for detecting two-dimensional turbomachine exhaust temperature. In some embodiments, a system includes a two-dimensional grid sized to mount within an exhaust path of a gas turbomachine, a radiation detection device for detecting radiation emitted from the two-dimensional grid at a plurality of points on the two-dimensional grid, the radiation detection device being mountable proximate the exhaust path and the two-dimensional grid and at least one computing device connected with the radiation detection device, the at least one computing device configured to generate a planar map of the temperature of the exhaust from the gas turbomachine based upon the intensity of the radiation emitted from two-dimensional grid detected at the plurality of points on the two-dimensional grid.
Abstract translation: 各种实施例包括适于检测二维涡轮机排气温度的系统和装置。 在一些实施例中，系统包括尺寸设置成安装在气体涡轮机的排气路径内的二维网格，用于检测在二维网格上的多个点处从二维网格发射的辐射的辐射检测装置， 所述辐射检测装置可安装在所述排气路径和所述二维栅格附近，以及与所述辐射检测装置连接的至少一个计算装置，所述至少一个计算装置被配置为生成来自所述气体的排气温度的平面图 基于在二维网格上的多个点处检测到的从二维网格发射的辐射的强度的涡轮机。
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公开(公告)号：US20150007641A1
公开(公告)日：2015-01-08
申请号：US13933416
申请日：2013-07-02
Applicant: General Electric Company
Inventor： Sascha Schieke , Vivek Venugopal Badami , Achalesh Kumar Pandey
CPC classification number: G01M15/14 , G01F1/66 , G01F1/667 , G01N29/00 , G01N29/0672 , G01N29/262 , G01N2291/02836 , G01N2291/2693
Abstract: Various embodiments of the invention include a system having: at least one computing device connected with an array of ultrasonic probes on a gas turbomachine component, the at least one computing device configured to: instruct a first probe in the array of ultrasonic probes to transmit an ultrasonic beam to at least one additional probe in the array of ultrasonic probes; and determine a property of a medium between the first probe and the at least one additional probe based upon a time between transmission of the ultrasonic beam from the first probe and reception of the ultrasonic beam at the at least one additional probe.
Abstract translation: 本发明的各种实施例包括一种系统，该系统具有：与气体涡轮机组件上的超声波探头阵列连接的至少一个计算装置，所述至少一个计算装置被配置为：指示超声波探头阵列中的第一探针发射 超声波束到超声波探头阵列中的至少一个附加探针; 并且基于来自第一探针的超声波束的传输和在至少一个附加探针处的超声波束的接收之间的时间来确定第一探针和至少一个附加探针之间的介质的性质。
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公开(公告)号：US20140188430A1
公开(公告)日：2014-07-03
申请号：US13731596
申请日：2012-12-31
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Prashanth D'Souza , Vivek Venugopal Badami , Rahul Srinivas Prabhu , Mahalakshmi Shunmugam Balasubramaniam , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan
IPC: G01B7/14
Abstract: A method is presented. The method includes the steps of generating rotation signals corresponding to a plurality of rotations of a rotor physically coupled to a plurality of blades, and determining peak voltages corresponding to the plurality of blades by applying time synchronous averaging technique to blade passing signals using the rotation signals, wherein the peak voltages are representative of clearances of the plurality of blades.
Abstract translation: 提出了一种方法。 该方法包括以下步骤：产生对应于物理耦合到多个叶片的转子的多个旋转的旋转信号，并且通过使用时间同步平均技术来确定与多个叶片对应的峰值电压，使用旋转信号 ，其中所述峰值电压代表所述多个叶片的间隙。
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公开(公告)号：US09200982B2
公开(公告)日：2015-12-01
申请号：US13933416
申请日：2013-07-02
Applicant: General Electric Company
Inventor： Sascha Schieke , Vivek Venugopal Badami , Achalesh Kumar Pandey
CPC classification number: G01M15/14 , G01F1/66 , G01F1/667 , G01N29/00 , G01N29/0672 , G01N29/262 , G01N2291/02836 , G01N2291/2693
Abstract: Various embodiments of the invention include a system having: at least one computing device connected with an array of ultrasonic probes on a gas turbomachine component, the at least one computing device configured to: instruct a first probe in the array of ultrasonic probes to transmit an ultrasonic beam to at least one additional probe in the array of ultrasonic probes; and determine a property of a medium between the first probe and the at least one additional probe based upon a time between transmission of the ultrasonic beam from the first probe and reception of the ultrasonic beam at the at least one additional probe.
Abstract translation: 本发明的各种实施例包括一种系统，该系统具有：与气体涡轮机组件上的超声波探头阵列连接的至少一个计算装置，所述至少一个计算装置被配置为：指示超声波探头阵列中的第一探针发射 超声波束到超声波探头阵列中的至少一个附加探针; 并且基于来自第一探针的超声波束的传输和在至少一个附加探针处的超声波束的接收之间的时间来确定第一探针和至少一个附加探针之间的介质的性质。
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Patent Agency Ranking
公开(公告)号：US20150184533A1
公开(公告)日：2015-07-02
申请号：US14140654
申请日：2013-12-26
Applicant: General Electric Company
Inventor： Mahesh Raveendranatha Panicker , Ajay Kumar Behera , Venkatesh Rajagopalan , Venkatarao Ryali , Vivek Venugopal Badami , Budhaditya Hazra
IPC: F01D17/06
CPC classification number: F01D17/06 , F01D21/003 , F01D21/14
Abstract: A system for monitoring health of a rotor is presented. The system includes a processing subsystem that generates a plurality of frequency peak values corresponding to two or more respective windows of signals by iteratively shifting the two or more respective windows of signals along delta times of arrival signals corresponding to a blade in the rotor, determines one or more resonant-frequency rotor speeds ranges of the blade by identifying rotor speeds corresponding to a subset of the plurality of frequency peak values, and monitors the blade to determine a presence of one or more defects in the blade during the resonant-frequency rotor speeds regions.
Abstract translation: 提出了一种用于监测转子健康状况的系统。 该系统包括一个处理子系统，其通过相对于转子中的叶片的三角倍数到达信号迭代地移位两个或更多个相应的信号窗口来产生对应于两个或更多个相应信号窗口的多个频率峰值，确定一个 通过识别与多个频率峰值的子集相对应的转子速度，并且监视叶片以确定在共振频率转子速度期间叶片中的一个或多个缺陷的存在，从而确定叶片的更多或更多的共振频率转子速度范围 地区。
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公开(公告)号：US20150081229A1
公开(公告)日：2015-03-19
申请号：US14027688
申请日：2013-09-16
Applicant: General Electric Company
Inventor： Lijie Yu , Adil Ansari , Vivek Venugopal Badami , John Thomas Bliss , Rahul Chadha , Rajan Gupta
IPC: F04D27/00
CPC classification number: F04D27/001 , F01D21/00 , F01D21/003 , F01D21/04 , F01D21/10 , F01D21/14 , F02C9/00 , F03D17/00 , F04D29/324 , F05D2260/80 , F05D2260/81 , G01B7/14 , G01B11/14 , G01B21/16 , G01D21/00 , G06F17/40 , G06F19/00
Abstract: A system including: at least one computing device configured to monitor a compressor blade in a turbomachine by: extracting time of arrival (TOA) data about the compressor blade at a defined interval; correlating turbomachine operating conditions with the TOA data; extracting resonance data about the compressor blade during startup or shutdown of the turbomachine, and extracting static deflection and tip clearance data about the compressor blade during steady state operation of the turbomachine; creating a baseline compressor blade comparison level based upon the extracted resonance data, extracted static deflection and tip clearance data, and correlation between the turbomachine operating conditions and the TOA data; and iteratively extracting updated TOA data and performing the correlating, the extracting of the resonance data, static deflection and tip clearance data using the updated TOA data at the defined interval to create an updated baseline compressor blade comparison level.
Abstract translation: 一种系统，包括：至少一个计算装置，被配置为通过以下定义的间隔提取关于压缩机叶片的到达时间（TOA）数据来监测涡轮机中的压缩机叶片; 将涡轮机操作条件与TOA数据相关联; 在涡轮机的启动或关闭期间提取关于压缩机叶片的共振数据，以及在涡轮机的稳态操作期间提取关于压缩机叶片的静态偏转和顶端间隙数据; 基于提取的共振数据，提取的静态偏转和叶尖间隙数据以及涡轮机操作条件和TOA数据之间的相关性来创建基准压缩机叶片比较水平; 并且迭代地提取更新的TOA数据并且以所定义的间隔执行关联，提取共振数据，静态偏转和提前间隙数据，以创建更新的基准压缩机叶片比较水平。
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公开(公告)号：US20140144257A1
公开(公告)日：2014-05-29
申请号：US13687707
申请日：2012-11-28
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Vivek Venugopal Badami
IPC: G01R29/00
CPC classification number: G01R29/02 , G01N29/043 , G01N29/2475 , G01N29/348 , G01N2291/048 , G01N2291/106 , G01N2291/2693 , G01R29/00 , H04B11/00 , Y02E10/72 , Y02E10/722
Abstract: A system for monitoring equipment and transmitting data and/or signals from one or more satellite nodes to a base node for transmission to a monitor or controller for the equipment. The system may transmit high frequency acoustic signals from one or more satellite nodes embedded in the equipment through a structural component of the equipment to the base node, eliminating the need to hardwire the satellite nodes in harsh environments.
Abstract translation: 一种用于监视设备并将数据和/或信号从一个或多个卫星节点传送到基站节点的系统，用于传输到设备的监视器或控制器。 该系统可以通过设备的结构部件将基于节点的嵌入在设备中的一个或多个卫星节点的高频声音信号发送到基站节点，从而消除了在恶劣环境中硬连接卫星节点的需要。
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公开(公告)号：US20140119889A1
公开(公告)日：2014-05-01
申请号：US13665135
申请日：2012-10-31
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Rahul Srinivas Prabhu , Mahalakshmi Shunmugam Balasubramaniam , Ajay Kumar Behera , Aninda Bhattacharya , Venkatesh Rajagopalan , Prashanth D'Souza , Vivek Venugopal Badami
CPC classification number: G01M5/0083 , G01B7/14 , G01M5/0091
Abstract: A system is disclosed. The system includes a processing subsystem that determines preliminary voltages corresponding to a plurality of blades based upon blade passing signals (BPS), and generates a plurality of clearance values by normalizing the preliminary voltages for effects of one or more operational parameters, wherein the plurality of clearance values are representative of clearance of the plurality of blades.
Abstract translation: 公开了一种系统。 该系统包括处理子系统，其基于叶片通过信号（BPS）确定与多个叶片相对应的初步电压，并且通过对初始电压进行归一化以产生多个间隙值以用于一个或多个操作参数的影响，其中， 间隙值代表多个叶片的间隙。
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公开(公告)号：US09657588B2
公开(公告)日：2017-05-23
申请号：US14140634
申请日：2013-12-26
Applicant: General Electric Company
Inventor： Mahesh Raveendranatha Panicker , Ajay Kumar Behera , Venkatesh Rajagopalan , Venkatarao Ryali , Vivek Venugopal Badami , Budhaditya Hazra
CPC classification number: F01D21/003 , F05D2260/80 , F05D2270/304 , F05D2270/80
Abstract: A system for monitoring health of a rotor is presented. The system includes a processing subsystem that generates a measurement matrix based upon a plurality of resonant-frequency first delta times of arrival vectors corresponding to a blade and a first sensing device, and a plurality of resonant-frequency second delta times of arrival vectors corresponding to the blade and a second sensing device, generates a resonant matrix based upon the measurement matrix such that entries in the resonant matrix are substantially linearly uncorrelated and linearly independent, and generates a resonance signal using a first subset of the entries of the resonant matrix, wherein the resonance signal substantially comprises common observations and components of the plurality of resonant-frequency first delta times of arrival vectors and the plurality of resonant-frequency second delta times of arrival vectors.
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