ATE260457T1 - Spielmesssystem - Google Patents

Spielmesssystem

Info

Publication number
ATE260457T1
ATE260457T1 AT96915370T AT96915370T ATE260457T1 AT E260457 T1 ATE260457 T1 AT E260457T1 AT 96915370 T AT96915370 T AT 96915370T AT 96915370 T AT96915370 T AT 96915370T AT E260457 T1 ATE260457 T1 AT E260457T1
Authority
AT
Austria
Prior art keywords
measurement system
capacitor
charge amplifier
game measurement
continuous
Prior art date
Application number
AT96915370T
Other languages
English (en)
Inventor
Wayne C Haase
James K Roberge
Original Assignee
Aerogage Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aerogage Corp filed Critical Aerogage Corp
Application granted granted Critical
Publication of ATE260457T1 publication Critical patent/ATE260457T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
    • F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Paper (AREA)
AT96915370T 1995-06-07 1996-04-25 Spielmesssystem ATE260457T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/476,084 US5723980A (en) 1995-06-07 1995-06-07 Clearance measurement system
PCT/US1996/005850 WO1996041118A1 (en) 1995-06-07 1996-04-25 Clearance measurement system

Publications (1)

Publication Number Publication Date
ATE260457T1 true ATE260457T1 (de) 2004-03-15

Family

ID=23890449

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96915370T ATE260457T1 (de) 1995-06-07 1996-04-25 Spielmesssystem

Country Status (7)

Country Link
US (1) US5723980A (de)
EP (1) EP0879394B1 (de)
AT (1) ATE260457T1 (de)
AU (1) AU5716296A (de)
CA (1) CA2223984C (de)
DE (1) DE69631691T2 (de)
WO (1) WO1996041118A1 (de)

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DE19500393C1 (de) * 1995-01-09 1996-02-22 Siemens Ag Schaltungsanordnung zum Schalten höherer Spannungen auf einem Halbleiterchip und Verfahren zu dessen Betreiben
US5974869A (en) 1996-11-14 1999-11-02 Georgia Tech Research Corp. Non-vibrating capacitance probe for wear monitoring
TW546480B (en) * 2000-03-07 2003-08-11 Sumitomo Metal Ind Circuit, apparatus and method for inspecting impedance
US6717413B1 (en) 2000-04-21 2004-04-06 Georgia Tech Research Corporation Contact potential difference ionization detector
WO2002067481A1 (en) * 2001-02-20 2002-08-29 University Of Maryland, Baltimore County Widely tunable and integrated optical system and method
US7088112B2 (en) 2001-09-06 2006-08-08 Tokyo Electron Limited Sensor capacity sensing apparatus and sensor capacity sensing method
US6717418B2 (en) 2001-11-16 2004-04-06 General Electric Company Method and apparatus for measuring turbine blade tip clearance
US6692222B2 (en) 2002-05-14 2004-02-17 The Board Of Trustees Of The Leland Stanford Junior University Micro gas turbine engine with active tip clearance control
US7308367B2 (en) * 2003-02-03 2007-12-11 Qcept Technologies, Inc. Wafer inspection system
US7107158B2 (en) * 2003-02-03 2006-09-12 Qcept Technologies, Inc. Inspection system and apparatus
US6957154B2 (en) 2003-02-03 2005-10-18 Qcept Technologies, Inc. Semiconductor wafer inspection system
US7103482B2 (en) * 2003-02-03 2006-09-05 Qcept Technologies, Inc. Inspection system and apparatus
US7152476B2 (en) * 2003-07-25 2006-12-26 Qcept Technologies, Inc. Measurement of motions of rotating shafts using non-vibrating contact potential difference sensor
US7215129B1 (en) 2006-03-30 2007-05-08 General Electric Company Multi tip clearance measurement system and method of operation
US7605595B2 (en) * 2006-09-29 2009-10-20 General Electric Company System for clearance measurement and method of operating the same
US7659734B2 (en) * 2007-03-07 2010-02-09 Qcept Technologies, Inc. Semiconductor inspection system and apparatus utilizing a non-vibrating contact potential difference sensor and controlled illumination
US7900526B2 (en) * 2007-11-30 2011-03-08 Qcept Technologies, Inc. Defect classification utilizing data from a non-vibrating contact potential difference sensor
US20090165540A1 (en) * 2007-12-29 2009-07-02 Craig Terry A Method for measuring blade tip clearance
US7752000B2 (en) * 2008-05-02 2010-07-06 Qcept Technologies, Inc. Calibration of non-vibrating contact potential difference measurements to detect surface variations that are perpendicular to the direction of sensor motion
EP2397656A1 (de) * 2010-06-14 2011-12-21 Siemens Aktiengesellschaft Verfahren zur Einstellung der zwischen Schaufelblattspitzen von Laufschaufeln und einer Kanalwand vorhandenen Radialspalte sowie Vorrichtung zur Messung eines Radialspalts einer axial durchströmbaren Turbomaschine
US8959785B2 (en) 2010-12-30 2015-02-24 General Electric Company Apparatus and method for measuring runout
KR101178039B1 (ko) 2011-02-18 2012-08-29 한국산업기술대학교산학협력단 용량형 변위 센서에 의한 거리 측정 장치에 사용되는 보정용 센서 타겟
US20120296593A1 (en) * 2011-05-20 2012-11-22 Tyco Thermal Controls Llc System and method for determining position of rotating blades having variable thickness

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US2575710A (en) * 1949-12-09 1951-11-20 Westinghouse Electric Corp Apparatus for measuring rotor blade vibration
US2842738A (en) * 1956-04-05 1958-07-08 Ford Motor Co Capacitance probe
US3133706A (en) * 1960-11-02 1964-05-19 Fuller Co Gyratory crusher hydraulic adjustment
US3504279A (en) * 1967-09-27 1970-03-31 Reliance Electric & Eng Co Noncontact interrupted surface inspection apparatus providing an electrical analog of the surface profile
GB1274856A (en) * 1968-10-17 1972-05-17 Peter Caleb Frederi Wolfendale Improvements in capacitive displacement transducers
US3928796A (en) * 1973-11-30 1975-12-23 Int Lead Zinc Res Capacitive displacement transducer
US4122708A (en) * 1976-03-31 1978-10-31 Simmonds Precision Products, Inc. Capacitive proximity sensors
US4063167A (en) * 1976-06-07 1977-12-13 Avco Corporation Blade tip clearance measuring apparatus
US4251035A (en) * 1979-05-07 1981-02-17 Chatwin Ian Malcolm Position indicator
US4329644A (en) * 1980-04-03 1982-05-11 Avco Corporation Electrode structure for a high temperature capacitance probe for sensing turbine speed
US4518917A (en) * 1982-08-31 1985-05-21 Westinghouse Electric Corp. Plural sensor apparatus for monitoring turbine blading with undesired component elimination
GB8318509D0 (en) * 1983-07-08 1983-08-10 Rolls Royce Vibration monitoring in rotary blade machines
FR2568004B1 (fr) * 1984-07-20 1986-12-26 Onera (Off Nat Aerospatiale) Procede et appareil pour effectuer la mesure dynamique, sur une machine tournante en fonctionnement, du jeu entre les faces en regard du rotor et du stator de cette machine
DE3433351C1 (de) * 1984-09-11 1986-01-02 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Kapazitives Messsystem zur Messung des Abstandes zwischen zwei relativ zueinander beweglichen Teilen
US4806848A (en) * 1987-03-11 1989-02-21 The United States Of America As Represented By The Secretary Of The Air Force Compressor blade clearance measurement system
GB2204693B (en) * 1987-05-14 1991-02-13 Rolls Royce Plc Turbomachine tip clearance sensor
US4831071A (en) * 1987-09-21 1989-05-16 Ici Americas Inc. Enhanced melt extrusion of thermoplastics containing silicone interpenetrating polymer networks
US4922757A (en) * 1988-06-13 1990-05-08 Westinghouse Electric Corp. Apparatus for precise detection of blade passing times in a steam turbine
FR2640373B1 (fr) * 1988-12-09 1992-12-11 Onera (Off Nat Aerospatiale) Chaines de mesure dimensionnelle capacitive a sortie lineaire
US5028876A (en) * 1989-01-30 1991-07-02 Dresser Industries, Inc. Precision capacitive transducer circuits and methods
GB2229004B (en) * 1989-03-07 1993-09-29 Rolls Royce Plc Improvements in or relating to gas turbine engine tip clearance sensors
US4958129A (en) * 1989-03-07 1990-09-18 Ade Corporation Prealigner probe
US5119036A (en) * 1990-05-29 1992-06-02 General Electric Company Electrical capacitance clearanceometer
US5101165A (en) * 1990-05-29 1992-03-31 General Electric Company Electrical capacitance clearanceometer
JP2593106B2 (ja) * 1990-10-18 1997-03-26 菊水電子工業株式会社 入力信号の最大値最小値検出装置
US5097711A (en) * 1990-10-29 1992-03-24 Westinghouse Electric Corp. Shrouded turbine blade vibration monitor and target therefor
FR2712690B1 (fr) * 1993-11-17 1995-12-15 Snecma Dispositif pour effectuer la mesure dynamique de la distance entre les faces en regard du rotor et du stator d'une machine tournante.
US5481914A (en) * 1994-03-28 1996-01-09 The Charles Stark Draper Laboratory, Inc. Electronics for coriolis force and other sensors

Also Published As

Publication number Publication date
AU5716296A (en) 1996-12-30
US5723980A (en) 1998-03-03
DE69631691T2 (de) 2004-12-02
DE69631691D1 (de) 2004-04-01
EP0879394B1 (de) 2004-02-25
EP0879394A1 (de) 1998-11-25
CA2223984C (en) 2002-11-19
WO1996041118A1 (en) 1996-12-19
CA2223984A1 (en) 1996-12-19

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Legal Events

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