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1. 发明申请

US20130061597A1 Systems and Methods for Inlet Fogging Control 有权
标题翻译：入口雾化控制系统和方法
公开(公告)号：US20130061597A1
公开(公告)日：2013-03-14
申请号：US13232002
申请日：2011-09-14
申请人： Rahul J. Chillar , Chayan Mitra , Julio Enrique Mestroni , Sandip Maity , Rachit Sharma
发明人： Rahul J. Chillar , Chayan Mitra , Julio Enrique Mestroni , Sandip Maity , Rachit Sharma
IPC分类号： F02C3/30 , F02C6/00
CPC分类号： F02C7/04 , F02C7/1435 , F05D2270/16 , F05D2270/804 , F05D2270/8041 , F05D2270/806
摘要： The present application provides an inlet air fogging system for a gas turbine engine. The inlet air fogging system may include a fogging nozzle array and a fogging control system in communication with the fogging nozzle array. The fogging control system may include a droplet size measurement system and a humidity level measurement system.
摘要翻译：本申请提供了一种用于燃气涡轮发动机的入口空气雾化系统。入口空气雾化系统可以包括雾化喷嘴阵列和与雾化喷嘴阵列连通的雾化控制系统。雾化控制系统可以包括液滴尺寸测量系统和湿度水平测量系统。

2. 发明授权

US09091206B2 Systems and methods for inlet fogging control 有权
标题翻译：入口雾化控制系统和方法
公开(公告)号：US09091206B2
公开(公告)日：2015-07-28
申请号：US13232002
申请日：2011-09-14
申请人： Rahul J. Chillar , Chayan Mitra , Julio Enrique Mestroni , Sandip Maity , Rachit Sharma
发明人： Rahul J. Chillar , Chayan Mitra , Julio Enrique Mestroni , Sandip Maity , Rachit Sharma
IPC分类号： F02C7/04 , F02C7/143
CPC分类号： F02C7/04 , F02C7/1435 , F05D2270/16 , F05D2270/804 , F05D2270/8041 , F05D2270/806
摘要： The present application provides an inlet air fogging system for a gas turbine engine. The inlet air fogging system may include a fogging nozzle array and a fogging control system in communication with the fogging nozzle array. The fogging control system may include a droplet size measurement system and a humidity level measurement system.
摘要翻译：本申请提供了一种用于燃气涡轮发动机的入口空气雾化系统。入口空气雾化系统可以包括雾化喷嘴阵列和与雾化喷嘴阵列连通的雾化控制系统。雾化控制系统可以包括液滴尺寸测量系统和湿度水平测量系统。

3. 发明授权

US08711340B2 Auto-aligning spectroscopy system 有权
标题翻译：自动对准光谱系统
公开(公告)号：US08711340B2
公开(公告)日：2014-04-29
申请号：US13118631
申请日：2011-05-31
申请人： Sandip Maity , Chayan Mitra , Rachit Sharma
发明人： Sandip Maity , Chayan Mitra , Rachit Sharma
IPC分类号： G01N21/00 , G01B11/14
CPC分类号： G01J3/02 , G01N21/39 , G01N2021/399
摘要： An auto-aligning system is presented. One embodiment of the auto-aligning system includes a launcher unit configured to direct a first laser beam and a second laser beam through a chamber, wherein the first laser beam is co-linear with the second laser beam. The auto-aligning spectroscopy system further includes a receiver unit configured to receive the first laser beam and the second laser beam passing through the chamber. The receiver unit includes a first detector configured to determine an intensity of the first laser beam. The receiver unit also includes a second detector configured to determine a deviation of the second laser beam from a determined position. Further, the auto-aligning spectroscopy system includes a motorized stage configured to align the launcher unit to a base-line position based on the determined deviation of the second laser beam.
摘要翻译：提出了自动对准系统。自动对准系统的一个实施例包括：发射器单元，被配置为引导第一激光束和第二激光束通过腔室，其中第一激光束与第二激光束共线。自动对准光谱系统还包括被配置为接收通过该腔室的第一激光束和第二激光束的接收器单元。接收器单元包括被配置为确定第一激光束的强度的第一检测器。接收器单元还包括被配置为确定第二激光束与确定位置的偏差的第二检测器。此外，自动对准光谱系统包括被配置为基于确定的第二激光束的偏差将发射器单元对准基线位置的电动台。

4. 发明申请

US20120307241A1 AUTO-ALIGNING SPECTROSCOPY SYSTEM 有权
标题翻译：自动对准光谱系统
公开(公告)号：US20120307241A1
公开(公告)日：2012-12-06
申请号：US13118631
申请日：2011-05-31
申请人： Sandip Maity , Chayan Mitra , Rachit Sharma
发明人： Sandip Maity , Chayan Mitra , Rachit Sharma
IPC分类号： G01J3/28
CPC分类号： G01J3/02 , G01N21/39 , G01N2021/399
摘要： An auto-aligning system is presented. One embodiment of the auto-aligning system includes a launcher unit configured to direct a first laser beam and a second laser beam through a chamber, wherein the first laser beam is co-linear with the second laser beam. The auto-aligning spectroscopy system further includes a receiver unit configured to receive the first laser beam and the second laser beam passing through the chamber. The receiver unit includes a first detector configured to determine an intensity of the first laser beam. The receiver unit also includes a second detector configured to determine a deviation of the second laser beam from a determined position. Further, the auto-aligning spectroscopy system includes a motorized stage configured to align the launcher unit to a base-line position based on the determined deviation of the second laser beam.
摘要翻译：提出了自动对准系统。自动对准系统的一个实施例包括配置成引导第一激光束和第二激光束通过腔室的发射器单元，其中第一激光束与第二激光束共线。自动对准光谱系统还包括被配置为接收通过该腔室的第一激光束和第二激光束的接收器单元。接收器单元包括被配置为确定第一激光束的强度的第一检测器。接收器单元还包括被配置为确定第二激光束与确定位置的偏差的第二检测器。此外，自动对准光谱系统包括被配置为基于确定的第二激光束的偏差将发射器单元对准基线位置的电动台。

5. 发明申请

US20100047058A1 SYSTEM AND METHOD FOR TEMPERATURE SENSING IN TURBINES 审中-公开
标题翻译：涡轮机温度传感系统及方法
公开(公告)号：US20100047058A1
公开(公告)日：2010-02-25
申请号：US12198026
申请日：2008-08-25
申请人： Chayan Mitra , Ayan Banerjee , Norman Arnold Turnquist , Danian Zheng , Sandip Maity , Roy Paul Swintek
发明人： Chayan Mitra , Ayan Banerjee , Norman Arnold Turnquist , Danian Zheng , Sandip Maity , Roy Paul Swintek
IPC分类号： F01D25/00 , G01K11/00 , G01K13/08 , G01K15/00
CPC分类号： G01K11/125 , F01D17/085 , F01D21/003 , G01K13/08
摘要： A method for measuring temperature of a rotating body such as a steam turbine is provided. The method includes striking a light beam onto the rotating body onto the rotating body and measuring a reflectance of the light beam from the rotating body. The method further includes obtaining a temperature of the rotating body based upon the measured reflectance.
摘要翻译：提供了一种用于测量蒸汽轮机等旋转体的温度的方法。该方法包括将旋转体上的光束照射到旋转体上并测量来自旋转体的光束的反射率。该方法还包括基于所测量的反射率获得旋转体的温度。

6. 发明申请

US20090101822A1 SYSTEM AND METHOD FOR SENSING FUEL MOISTURIZATION 审中-公开
标题翻译：用于感测燃油水分的系统和方法
公开(公告)号：US20090101822A1
公开(公告)日：2009-04-23
申请号：US11874422
申请日：2007-10-18
申请人： Chayan Mitra , Ayan Banerjee , Sandip Maity , Bruce Gordon Norman , David Wesley Ball, Jr. , Aarron Dell Johansen
发明人： Chayan Mitra , Ayan Banerjee , Sandip Maity , Bruce Gordon Norman , David Wesley Ball, Jr. , Aarron Dell Johansen
IPC分类号： G01J3/00 , G01N21/00
CPC分类号： G01N21/534 , G01N21/3151 , G01N2021/3155 , Y02E20/16
摘要： A fuel moisturization sensor system is disclosed. The fuel moisturization sensor system includes a first light source configured for emitting light through a fuel and moisture flow path at a first wavelength, wherein the first wavelength is at least partially absorbable by the moisture when in a vapor phase and substantially not absorbable by the fuel, and a second light source configured for emitting light through the fuel and moisture flow path at a second wavelength, wherein the second wavelength is preferentially scattered by moisture when in a liquid phase and substantially not absorbed by the fuel or by the moisture when in a vapor phase, a detector system configured to detect light transmitted through the flow path at the first and second wavelengths and to generate a first data signal corresponding to the transmission at the first wavelength and a second data signal corresponding to the transmission at the second wavelength.
摘要翻译：公开了一种燃料保湿传感器系统。燃料保湿传感器系统包括第一光源，其被配置用于通过燃料和湿气流路以第一波长发光，其中第一波长在气相中至少部分地被水分吸收并且基本上不被燃料吸收以及第二光源，其被配置为用于通过所述燃料和湿气流路以第二波长发射光，其中所述第二波长在液相中优先被水分散射，并且基本上不被燃料或水分吸收时气相，检测器系统，被配置为检测在第一和第二波长处通过流路传输的光，并且产生对应于第一波长的透射的第一数据信号和对应于第二波长的透射的第二数据信号。

7. 发明授权

US08587660B2 Image recording assemblies and coupling mechanisms for stator vane inspection 有权
标题翻译：用于定子叶片检查的图像记录组件和联接机构
公开(公告)号：US08587660B2
公开(公告)日：2013-11-19
申请号：US12847909
申请日：2010-07-30
申请人： Chayan Mitra , Munish Vishwas Inamdar , Vinay Bhaskar Jammu , Vinod Padmanabhan Kumar , Kunal Ravindra Goray , Achalesh Kumar Pandey , Ravi Yoganatha Babu , Sheri George , Bhasker Rao Keely
发明人： Chayan Mitra , Munish Vishwas Inamdar , Vinay Bhaskar Jammu , Vinod Padmanabhan Kumar , Kunal Ravindra Goray , Achalesh Kumar Pandey , Ravi Yoganatha Babu , Sheri George , Bhasker Rao Keely
IPC分类号： H04N7/18
CPC分类号： H04N7/18 , G01N29/0654
摘要： A system is disclosed that includes an image recording assembly for recording images of a stator vane of a compressor and a mechanism configured to magnetically couple the image recording assembly to a rotor blade of a compressor. Additional systems are provided that include image recording assemblies. Methods implementing the disclosed systems are also provided.
摘要翻译：公开了一种系统，其包括用于记录压缩机的定子叶片的图像的图像记录组件和被配置为将图像记录组件磁耦合到压缩机的转子叶片的机构。提供了包括图像记录组件的附加系统。还提供了实现所公开的系统的方法。

8. 发明授权

US08424292B2 Systems and apparatus relating to the monitoring and/or controlling of selective catalytic reduction processes 有权
标题翻译：与选择性催化还原过程的监测和/或控制相关的系统和设备
公开(公告)号：US08424292B2
公开(公告)日：2013-04-23
申请号：US12650825
申请日：2009-12-31
申请人： Scott M. Hoyte , Vivek V. Badami , Chayan Mitra , Ayan Banerjee
发明人： Scott M. Hoyte , Vivek V. Badami , Chayan Mitra , Ayan Banerjee
IPC分类号： F01N3/00
CPC分类号： G01J3/10 , B01D53/8631 , B01D53/9431 , B01D53/9495 , F01N3/208 , F01N11/00 , F01N2560/021 , F01N2560/026 , F01N2560/028 , F01N2560/12 , F01N2610/02 , G01J3/02 , G01J3/0294 , G01J3/108 , G01J3/32 , G01J3/36 , G01J3/42 , G01J2003/104 , G01M15/108 , G01N21/3504 , G01N21/359 , G01N21/39 , G01N2021/399 , Y02T10/24 , Y02T10/47
摘要： A system for the monitoring and/or controlling emission levels of nitrogen oxide and a reductant from a stream of combustion exhaust, wherein the internal combustion engine includes a SCR unit disposed in the stream of combustion exhaust between an upstream conduit and a downstream conduit, the SCR unit having a catalyst that is configured to catalytically reduce nitrogen oxides contained in the combustion exhaust to elemental nitrogen in the presence of a reductant and oxygen, and wherein the internal combustion engine further includes a reductant injector; the system comprising: a laser absorption spectroscopy unit that is disposed in the downstream conduit and configured to measure the concentration level of at least nitrogen oxide and the reductant in the exhaust; and a control unit.
摘要翻译：一种用于监测和/或控制来自燃烧排气流的氮氧化物和还原剂的排放水平的系统，其中所述内燃机包括设置在上游管道和下游管道之间的燃烧排气流中的SCR单元， SCR单元，其具有催化剂，其被配置为在还原剂和氧气存在下将包含在燃烧废气中的氮氧化物催化还原成元素氮，并且其中所述内燃机还包括还原剂喷射器; 所述系统包括：激光吸收光谱单元，其设置在所述下游导管中并且被配置为测量所述排气中的至少氮氧化物和所述还原剂的浓度水平; 和控制单元。

9. 发明申请

US20130050680A1 SYSTEM AND METHODS FOR MAKING TEMPERATURE AND PRESSURE MEASUREMENTS UTILIZING A TUNABLE LASER DIODE 审中-公开
标题翻译：使用可激光二极管制作温度和压力测量的系统和方法
公开(公告)号：US20130050680A1
公开(公告)日：2013-02-28
申请号：US13216439
申请日：2011-08-24
申请人： Vivek Venugopal Badami , Chayan Mitra
发明人： Vivek Venugopal Badami , Chayan Mitra
IPC分类号： G01N21/17 , G01N21/00
CPC分类号： G01L11/02 , G01L19/0092 , G01L23/16
摘要： A system for measuring a dynamic pressure in a gas using a tunable diode laser. The system of this aspect includes a laser transmission system that includes the tunable diode laser and configured to transmit laser light created by the tunable diode laser through the gas and a laser receiving system configured to receive the laser light after it has passed through the gas to create absorption peaks from the received laser light. The laser receiving system is configured to estimate a change in pressure based on an expansion of one of the absorption peaks.
摘要翻译：一种使用可调谐二极管激光器测量气体中的动态压力的系统。该方面的系统包括激光传输系统，其包括可调谐二极管激光器并且被配置为透射通过气体传输由可调谐二极管激光器产生的激光;以及激光接收系统，其被配置为在其通过气体之后接收激光，从接收到的激光产生吸收峰。激光接收系统被配置为基于吸收峰之一的膨胀来估计压力变化。

10. 发明申请

US20120060510A1 HOT GAS TEMPERATURE MEASUREMENT IN GAS TURBINE USING TUNABLE DIODE LASER 有权
标题翻译：使用可旋转二极管激光器在气体涡轮机中进行热气温度测量
公开(公告)号：US20120060510A1
公开(公告)日：2012-03-15
申请号：US12880681
申请日：2010-09-13
申请人： Vivek Venugopal Badami , Scott Mordin Hoyte , Chayan Mitra , Ayan Banerjee
发明人： Vivek Venugopal Badami , Scott Mordin Hoyte , Chayan Mitra , Ayan Banerjee
IPC分类号： F02C7/20 , H01S3/10
CPC分类号： G01K13/02 , G01J3/108 , G01J3/427 , G01K11/12 , G01K2013/024
摘要： A combustion gas measurement apparatus mounted in a gas turbine including: a tunable laser generating a radiation beam passing through a combustion gas path; a controller tuning the laser to emit radiation having at least a first selected wavelength and a second selected wavelength which both correspond to temperature-dependent transitions of a combustion species of the gas, wherein the first selected wavelength and the second selected wavelength are not near absorption peaks of neighboring wavelengths; a detector sensing the radiation beam passing through the combustion gas and generating an absorption signal indicative of an absorption of the beam by the combustion gas at each of the first wavelength and the second wavelength, and a processor executing a program stored on a non-transitory storage medium determining a combustion gas temperature based on a ratio of the adoption signals for the first wavelength and the second wavelength.
摘要翻译：一种安装在燃气轮机中的燃烧气体测量装置，包括：可调谐激光器，其产生通过燃烧气体路径的辐射束; 调谐所述激光器以发射具有至少第一选定波长和第二选定波长的辐射的控制器，其对应于所述气体的燃烧物质的温度依赖性跃迁，其中所述第一选定波长和所述第二选定波长不接近吸收相邻波长的峰; 检测器，其感测通过燃烧气体的辐射束，并且产生指示在第一波长和第二波长中的每一个处由燃烧气体吸收光束的吸收信号，以及处理器，其执行存储在非瞬时的程序存储介质基于第一波长和第二波长的采用信号的比率来确定燃烧气体温度。

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