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Micro gas turbine engine with active tip clearance control 원문보기

IPC분류정보
국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판)
  • F01D-011/22
출원번호 US-0173552 (2002-06-14)
발명자 / 주소
  • Prinz, Friedrich B.
  • Kang, Sangkyun
  • Fabian, Tibor
  • Brasseur, Georg
  • Tresser, Jordan
  • Holman, Francis
  • Tsuru, Hideaki
  • Matsunaga, Minoru
출원인 / 주소
  • The Board of Trustees of the Leland Stanford Junior University, Honda Giken Kogyo Kabushiki Kaisha
대리인 / 주소
    Lumen Intellectual Property Services, Inc.
인용정보 피인용 횟수 : 38  인용 특허 : 25

초록

In a micro gas turbine engine, a capacitive sensor is used for measuring a tip clearance of a radial compressor section thereof, and an actuator is used for axially displacing a rotor shaft in response to an output from the capacitive sensor. Because the capacitive change gives an accurate measure o

대표청구항

In a micro gas turbine engine, a capacitive sensor is used for measuring a tip clearance of a radial compressor section thereof, and an actuator is used for axially displacing a rotor shaft in response to an output from the capacitive sensor. Because the capacitive change gives an accurate measure o

이 특허에 인용된 특허 (25)

  1. Mossey Paul W. (Greenhills OH), Apparatus and method for optical clearance determination.
  2. Rozelle Paul F. (Fern Park FL) Koch Karl C. (Swissvale PA) Einolf ; Jr. Charles W. (Murrysville PA) Oates Robert M. (Murrysville PA), Apparatus for precise detection of blade passing times in a steam turbine.
  3. Ress ; Jr. Robert A., Blade clearance control for turbomachinery.
  4. Duly Alan R. (Huntington CT), Blade tip clearance measuring apparatus.
  5. Bruere Alain (Chatenay Malabry FRX) Galaud Claude (Paris FRX), Capacitive dimensional measurement chain with linear output.
  6. Ding Kurt (Augsburg DEX) Knoell Hartwig (Karlsfeld DEX) Wenzl Josef (Hebertshausen DEX) Biebl Hermann (Karlsfeld DEX), Capacitive measuring system for measuring the distance between two relatively movable parts.
  7. Ding Kurt (Augsburg DEX) Knoell Hartwig (Munich DEX) Wenzl Josef (Herbertshausen DEX) Biebl Hermann (Karlsfeld DEX), Capacitive measuring system for measuring the distance between two relatively movable parts.
  8. Maier ; Lawrence C., Capacitive proximity sensors.
  9. Haase Wayne C. ; Roberge James K., Clearance measurement system.
  10. Demers Rosario N. (Dayton OH), Compressor blade clearance measurement system.
  11. Langley Lawrence W. (910 Cardinal Dr. Christiansburg VA 24073), Eddy current clearance transducing system.
  12. Gallant George A. (Burlington VT), Eddy current sensor.
  13. Langley Lawrence W. (910 Cardinal Dr. Christiansburg VA 24073), Eddy current turbomachinery blade timing system.
  14. Rickards Charles (Cincinnati OH), Electrical capacitance clearanceometer.
  15. Rickards Charles (Cincinnati OH) Hornbeck Charles E. (West Chester OH) Hester Norbert J. (Cincinnati OH), Electrical capacitance clearanceometer.
  16. Slade Robert A. (Glastonbury GB2), Gas turbine engine tip clearance sensors.
  17. Shekleton Jack R. (San Diego CA), Method and apparatus for high altitude starting of gas turbine engine.
  18. Naegeli John P. (Winterthur CHX) Maurer Andreas (Seuzach CHX), Method and apparatus for monitoring the state of oscillation of the blades of a rotor.
  19. Oates Robert M. (Murrysville PA) Petronio Carlo F. (Ross Township ; Allegheny County PA) Kraus Mark G. (Churchill Boro PA), Plural sensor apparatus for monitoring turbine blading with undesired component elimination.
  20. Baker, Peter D., Proximity sensing.
  21. Rozelle Paul F. (Fern Park FL) DeMartini John F. (Lake Mary FL), Shrouded turbine blade vibration monitor and target therefor.
  22. Rodgers Colin (San Diego CA) Shekleton Jack R. (San Diego CA) Jones Anthony C. (San Diego CA), Small diameter gas turbine engine.
  23. Parsons Jonathan M. (Somerset GB2), Turbomachine tip clearance sensor.
  24. Weimer Matthew M. (Indianapolis IN) Klusman Steven A. (Indianapolis IN), Turbomachine with active tip clearance control.
  25. Ellis Victor E. H. (Bristol GB2), Vibration monitoring in rotary machines.

이 특허를 인용한 특허 (38)

  1. Dierksmeier, Douglas David; Heffernan, Tab Michael, Apparatus and method for active control of blade tip clearance.
  2. Warren, Eli Cole; Negash, Jerusalem, Capacitive probe fabricating from spray deposition.
  3. Horn, Wolfgang; Schmidt, Klaus-Juergen, Closed-loop control for a gas turbine with actively stabilized compressor.
  4. Fiala, Andreas; Kremmer, Michael, Device and method for axially displacing a turbine rotor.
  5. Krupp,Roy S., Eddy current sensor capable of sensing through a conductive barrier.
  6. Kulkarni,Anand A.; Subramanian,Ramesh, Electrical assembly for monitoring conditions in a combustion turbine operating environment.
  7. Myers, Scott R.; Miller, Robert, Fluid flow in a fluid expansion system.
  8. Liang, George, Fluidic rim seal system for turbine engines.
  9. Macchia, Enzo, Gas turbine with magnetic shaft forming part of a generator/motor assembly.
  10. Macchia, Enzo, Gas turbine with wired shaft forming part of a generator/motor assembly.
  11. Huber, David J.; Myers, Scott R., Generating energy from fluid expansion.
  12. Myers, Scott R.; Huber, David J., Generating energy from fluid expansion.
  13. Warren, Eli Cole, High temperature split-face probe.
  14. Willis, Jeffrey J., Image based measurement system and method for measuring dynamic objects.
  15. Brillert, Dieter, Leakage flow control and seal wear minimization system for a turbine engine.
  16. Buchal, Tobias; Buchholz, Björn; Hille, Thomas; Kapustina, Anna; Milazar, Mirko; Schwerin, Eric, Method for adjusting the radial gaps which exist between blade airfoil tips or rotor blades and a passage wall.
  17. Howes,Lawrence H.; Mikhail,Amir S.; Deane,Geoff F., Method of controlling electrical rotating machines connected to a common shaft.
  18. Bagepalli, Bharat Sampathkumaran; Jansen, Patrick Lee; Barnes, Gary R.; Fric, Thomas Frank; Lyons, James Patrick Francis; Pierce, Kirk Gee; Holley, William Edwin; Barbu, Corneliu, Methods and apparatus for controlling rotary machines.
  19. Dong,Zhifeng; Epstein,Michael J.; Royal,Glen William; Albers,Robert J., Methods and apparatus for maintaining rotor assembly tip clearances.
  20. Hafner, Matthew Troy, Methods, systems and apparatus relating to tip clearance calculations in turbine engines.
  21. Andarawis,Emad Andarawis; Dasgupta,Samhita; Mani,Shobhana; Chen,Weiguo, Multi tip clearance measurement system and method of operation.
  22. Wotzak, Mark Gregory, Oil scoop manifold.
  23. Jensen, Raymond Verle, Rotor/stator relative position determining method and apparatus.
  24. Razzell, Anthony G.; Mansfield, Lee; Lewis, Leo V., Sensor.
  25. Szedlacsek, Peter, Sensor for measuring blade tip clearance in gas turbines.
  26. Balasubramaniam, Mahadevan; Andarawis, Emad Andarawis; Ruud, James Anthony; Dasgupta, Samhita; Shah, Minesh Ashok, System and method for measuring clearance between two objects.
  27. Browning,Douglas R.; Mishkevich,Victor R.; Gieske,Richard T., System and method for temperature compensation of eddy current sensor waveform.
  28. Browning,Douglas R.; Mishkevich,Victor G.; Gieske,Richard T., System and method for temperature compensation of eddy current sensor waveform parameters.
  29. Mishkevich,Victor G.; Browning,Douglas R.; Gieske,Richard T., System and method for temperature independent measurement of standoff distance using an eddy current sensor.
  30. Trivedi, Deepak; Turnquist, Norman Arnold; Zheng, Xiaoqing; Inalpolat, Murat, System and method for thrust bearing actuation to actively control clearance in a turbo machine.
  31. Andarawis, Emad Andarawis; Umeh, Chukwueloka Obiora, Systems for inspection of shrouds.
  32. Andarawis, Emad Andarawis; Umeh, Chukwueloka Obiora, Systems for inspection of shrouds.
  33. Andarawis, Emad Andarawis; Umeh, Chukwueloka Obiora, Systems for inspection of shrouds.
  34. Dierksmeier, Douglas David; Vetters, Daniel Kent, Valve for gas turbine engine.
  35. Xu, James Jun; Scharl, Albert Andreas; Blumber, Eric Joseph; Imani, Shamim, Waste heat recovery system generator encapsulation.
  36. Xu, James Jun; Scharl, Albert Andreas; Blumber, Eric Joseph, Waste heat recovery system generator varnishing.
  37. Xu, James Jun; Scharl, Albert Andreas; Imani, Shamim, Waste heat recovery systems.
  38. Schwarz, Frederick M.; Smith, Jesse W., Zero running clearance centrifugal compressor.
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