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公开(公告)号：US09279340B2
公开(公告)日：2016-03-08
申请号：US13890332
申请日：2013-05-09
Applicant: General Electric Company
Inventor： Mahendhra Muthuramalingam , Ashok Kumar Anand , Veerappan Muthaiah
Abstract: The present application provides a cooling system for a gas turbine. The cooling system may include a source of CO2, a stator blade cooling system positioned about a casing of the gas turbine and in communication with the source of CO2 and a number of stator blades, and a rotor blade cooling system positioned about a rotor shaft of the gas turbine and in communication with the source of CO2 and a number of rotor blades. A first portion of a flow of CO2 may flow through the stator blade cooling system and returns to the source of CO2 in a first closed loop and a second portion of the flow of CO2 may flow through the rotor blade cooling system and returns to the source of CO2 in a second closed loop.
Abstract translation: 本申请提供了一种用于燃气轮机的冷却系统。 冷却系统可以包括CO 2源，定子叶片冷却系统，其定位在燃气轮机的壳体周围并与CO 2源和多个定子叶片连通;以及转子叶片冷却系统，其围绕转子轴 燃气轮机并与CO2源和多个转子叶片连通。 CO 2流的第一部分可以流过定子叶片冷却系统并在第一闭合回路中返回到CO 2源，并且CO 2流的第二部分可以流过转子叶片冷却系统并返回到源 的CO2在第二个闭环中。
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公开(公告)号：US20210277833A1
公开(公告)日：2021-09-09
申请号：US16809150
申请日：2020-03-04
Applicant: General Electric Company
Inventor： Veerappan Muthaiah , Ajay Keshava Rao , Timothy Andrew Healy
IPC: F02C9/20
Abstract: Systems, program products, and methods for adjusting operating limit (OL) thresholds for compressors of gas turbine systems based on mass flow loss are disclosed herein. The systems may include at least one computing device in communication with the gas turbine system, sensor(s) measuring operational characteristic(s) of the gas turbine system, and a pressure sensor measuring an ambient fluid pressure surrounding the gas turbine system. The computing device(s) may be configured to adjust operational parameters of the gas turbine system by performing processes including determining a mass flow loss between an estimated, first mass flow rate and a calculated, second mass flow rate for the compressor of the gas turbine system, and adjusting an OL threshold for the compressor of the gas turbine system based on the mass flow loss. The OL threshold for the compressor may be below a predetermined surge threshold for the compressor.
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公开(公告)号：US10227920B2
公开(公告)日：2019-03-12
申请号：US14574053
申请日：2014-12-17
Inventor： Veerappan Muthaiah , Ashok Kumar Anand , Sanyaswara Rao Ganti
Abstract: In one embodiment, a system includes a gas turbine system, having: a turbine driven by combustion products produced by a turbine combustion system; and a separation unit positioned between turbine stages of the turbine, wherein the separation unit separates oxygen out of the combustion products. The separation unit may include an ion transport membrane.
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4.发明授权Atomizing air heat exchange for heating attemperation feed water in a combined cycle turbine 有权雾化空气热交换用于在联合循环涡轮机中加热调温给水公开(公告)号：US09341113B2
公开(公告)日：2016-05-17
申请号：US13658394
申请日：2012-10-23
Applicant: General Electric Company
Inventor： Joseph John , Raub Warfield Smith , Bhaskar Pemmi , Veerappan Muthaiah
CPC classification number: F02C3/30 , F01K23/10 , F02C7/14 , F02C7/141 , F02C7/185 , F02C7/2365 , F05D2260/20 , F05D2260/205 , F05D2260/2322 , Y02E20/16
Abstract: An attemperation system and an atomizing air system are integrated for a combined cycle turbine including a gas turbine and a steam turbine. The atomizing air system receives compressor discharge air for fuel atomization. The atomizing air system includes an atomizing air cooler that serves to cool the compressor discharge air. A heat recovery steam generator receives exhaust from the gas turbine and generates steam for input to the steam turbine via an attemperation system. A feed water circuit draws feed water from the heat recovery steam generator and communicates in a heat exchange relationship with the atomizing air cooler to heat the feed water. The feed water circuit communicates the heated feed water to the attemperation system of the heat recovery steam generator.
Abstract translation: 包括燃气轮机和汽轮机的联合循环涡轮机整合了调温系统和雾化空气系统。 雾化空气系统接收用于燃料雾化的压缩机排放空气。 雾化空气系统包括用于冷却压缩机排出空气的雾化空气冷却器。 热回收蒸汽发生器接收来自燃气轮机的废气，并且通过调温系统产生用于输入到蒸汽轮机的蒸汽。 给水回路从热回收蒸汽发生器抽取供水，并与雾化空气冷却器以热交换关系连通以加热给水。 给水回路将加热的供水与热回收蒸汽发生器的调温系统连通。
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公开(公告)号：US20140110092A1
公开(公告)日：2014-04-24
申请号：US13658394
申请日：2012-10-23
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Joseph John , Raub Warfield Smith , Bhaskar Pemmi , Veerappan Muthaiah
IPC: F28F7/00
CPC classification number: F02C3/30 , F01K23/10 , F02C7/14 , F02C7/141 , F02C7/185 , F02C7/2365 , F05D2260/20 , F05D2260/205 , F05D2260/2322 , Y02E20/16
Abstract: An attemperation system and an atomizing air system are integrated for a combined cycle turbine including a gas turbine and a steam turbine. The atomizing air system receives compressor discharge air for fuel atomization. The atomizing air system includes an atomizing air cooler that serves to cool the compressor discharge air. A heat recovery steam generator receives exhaust from the gas turbine and generates steam for input to the steam turbine via an attemperation system. A feed water circuit draws feed water from the heat recovery steam generator and communicates in a heat exchange relationship with the atomizing air cooler to heat the feed water. The feed water circuit communicates the heated feed water to the attemperation system of the heat recovery steam generator.
Abstract translation: 包括燃气轮机和汽轮机的联合循环涡轮机整合了调温系统和雾化空气系统。 雾化空气系统接收用于燃料雾化的压缩机排放空气。 雾化空气系统包括用于冷却压缩机排出空气的雾化空气冷却器。 热回收蒸汽发生器接收来自燃气轮机的废气，并且通过调温系统产生用于输入到蒸汽轮机的蒸汽。 给水回路从热回收蒸汽发生器抽取供水，并与雾化空气冷却器以热交换关系连通以加热给水。 给水回路将加热的供水与热回收蒸汽发生器的调温系统连通。
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Patent Agency Ranking
公开(公告)号：US20140090387A1
公开(公告)日：2014-04-03
申请号：US13633689
申请日：2012-10-02
Applicant: GENERAL ELECTRIC COMPANY
Inventor： Joseph John , Veerappan Muthaiah , Chandrasekhar Pushkaran , Prithviraj Pandian
IPC: F02C7/08
CPC classification number: F02C7/224
Abstract: A fuel heating system for a power plant includes an exhaust structure having an interior region for receiving an exhaust gas therein. Also included is a fluid injection arrangement comprising a first fluid duct for transferring a fluid, the first fluid duct extending at least partially throughout the interior region of the exhaust structure for heating the fluid. Further included is a heat exchanger for receiving the fluid and a liquid fuel, the fluid heating the liquid fuel during passage of the liquid fuel through the heat exchanger.
Abstract translation: 一种用于发电厂的燃料加热系统包括具有用于在其中接收废气的内部区域的排气结构。 还包括流体喷射装置，其包括用于传送流体的第一流体管道，第一流体管道至少部分地延伸穿过排气结构的内部区域以加热流体。 还包括用于接收流体和液体燃料的热交换器，该流体在液体燃料通过热交换器期间加热液体燃料。
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7.发明申请公开(公告)号：US20210277794A1
公开(公告)日：2021-09-09
申请号：US16809134
申请日：2020-03-04
Applicant: General Electric Company
Inventor： Veerappan Muthaiah , Timothy Andrew Healy , Randy Scott Rosson , Harold Lamar Jordan, JR. , Kowshik Narayanaswamy
IPC: F01D21/00
Abstract: Systems, program products, and methods for detecting thermal stability within gas turbine systems are disclosed. The systems may include a computing device(s) in communication with a gas turbine system, and a plurality of sensors positioned within or adjacent the gas turbine system. The sensor(s) may measure operational characteristics of the gas turbine system. The computing device(s) may be configured to detect thermal stability within the gas turbine system by performing processes including calculating a lag output for each of the plurality of measured operational characteristics. The calculated lag output may be based on a difference between a calculated lag for the measured operational characteristics and the measured operational characteristic itself. The calculated lag output may be also be based on a time constant for the measured operational characteristics. The computing device(s) may also determine when each of the calculated lag outputs are below a predetermined threshold.
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公开(公告)号：US11028784B2
公开(公告)日：2021-06-08
申请号：US16133780
申请日：2018-09-18
Applicant: General Electric Company
Inventor： Pugalenthi Nandagopal , Vikram Muralidharan , Veerappan Muthaiah , Harold Jordan, Jr. , Maher Mohamad Aboujaib , Matthieu Paul Frederic Vierling , Sanyu Victoria Nakibuuka Njuki , Pierre Montagne , Sven Sébastien Catrin , Ezio M. Pena Saavedra , Laurent Balcer , Dmitry Sokolov
Abstract: A control system for a gas turbine includes a controller. The controller includes a processor configured to receive a plurality of signals from sensors disposed in the gas turbine engine system, wherein the gas turbine system engine comprises a compressor section fluidly coupled to a gas turbine section. The processor is additionally configured to derive a vanadium content in a gas turbine engine fuel based on at least one of the plurality of signals. The processor is also configured to determine if a control curve should be adjusted based on the vanadium content in the gas turbine engine fuel, and if it is determined that the control curve should be adjusted, then deriving an adjustment to the control curve based on the vanadium content, and applying the adjustment to the control curve to derive an adjusted control curve.
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公开(公告)号：US20200088110A1
公开(公告)日：2020-03-19
申请号：US16133780
申请日：2018-09-18
Applicant: General Electric Company
Inventor： Pugalenthi Nandagopal , Vikram Muralidharan , Veerappan Muthaiah , Harold Jordan, JR. , Maher Mohamad Aboujaib , Matthieu Paul Frederic Vierling , Sanyu Victoria Nakibuuka Njuki , Pierre Montagne , Sven Sébastien Catrin , Ezio M. Pena Saavedra , Laurent Balcer , Dmitry Sokolov
IPC: F02C9/40 , G05B19/042
Abstract: A control system for a gas turbine includes a controller. The controller includes a processor configured to receive a plurality of signals from sensors disposed in the gas turbine engine system, wherein the gas turbine system engine comprises a compressor section fluidly coupled to a gas turbine section. The processor is additionally configured to derive a vanadium content in a gas turbine engine fuel based on at least one of the plurality of signals. The processor is also configured to determine if a control curve should be adjusted based on the vanadium content in the gas turbine engine fuel, and if it is determined that the control curve should be adjusted, then deriving an adjustment to the control curve based on the vanadium content, and applying the adjustment to the control curve to derive an adjusted control curve.
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10.发明授权System and method for catalyst heat utilization for gas turbine with exhaust gas recirculation 有权具有废气再循环的燃气轮机催化剂热利用系统和方法公开(公告)号：US09512759B2
公开(公告)日：2016-12-06
申请号：US14173683
申请日：2014-02-05
Inventor： Veerappan Muthaiah , Kamlesh Mundra
CPC classification number: F01N3/10 , E21B43/16 , E21B43/166 , F02C3/34 , F05D2270/08 , Y02E20/16
Abstract: A system includes a turbine combustor, a turbine, an exhaust gas compressor, a flow path, and at least one catalytic converter. The turbine is driven by combustion products from the turbine combustor. The exhaust compressor is configured to compress and route an exhaust gas from the turbine to the turbine combustor. The flow path leads from the exhaust gas compressor, through turbine combustor, and into the turbine. The catalytic converter is disposed along the flow path.
Abstract translation: 一种系统包括涡轮机燃烧器，涡轮机，排气压缩机，流路和至少一个催化转化器。 涡轮机由来自涡轮机燃烧器的燃烧产物驱动。 排气压缩机被构造成将废气从涡轮机压缩并路由到涡轮机燃烧器。 流路从废气压缩机通过涡轮机燃烧器引入涡轮。 催化转化器沿着流动路径设置。
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