GB1066057A - Improvements relating to inductive clearance measurements - Google Patents

Improvements relating to inductive clearance measurements

Info

Publication number
GB1066057A
GB1066057A GB2380263A GB2380263A GB1066057A GB 1066057 A GB1066057 A GB 1066057A GB 2380263 A GB2380263 A GB 2380263A GB 2380263 A GB2380263 A GB 2380263A GB 1066057 A GB1066057 A GB 1066057A
Authority
GB
United Kingdom
Prior art keywords
coil
probe
amplifier
frequency
clearance
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB2380263A
Other languages
English (en)
Inventor
Charles Kimiel Vivian Owen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries Ltd
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
Priority to BE649204D priority Critical patent/BE649204A/xx
Application filed by Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB2380263A priority patent/GB1066057A/en
Priority to NL6406738A priority patent/NL6406738A/xx
Publication of GB1066057A publication Critical patent/GB1066057A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

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)
GB2380263A 1963-06-14 1963-06-14 Improvements relating to inductive clearance measurements Expired GB1066057A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE649204D BE649204A (enrdf_load_stackoverflow) 1963-06-14
GB2380263A GB1066057A (en) 1963-06-14 1963-06-14 Improvements relating to inductive clearance measurements
NL6406738A NL6406738A (enrdf_load_stackoverflow) 1963-06-14 1964-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2380263A GB1066057A (en) 1963-06-14 1963-06-14 Improvements relating to inductive clearance measurements

Publications (1)

Publication Number Publication Date
GB1066057A true GB1066057A (en) 1967-04-19

Family

ID=10201556

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2380263A Expired GB1066057A (en) 1963-06-14 1963-06-14 Improvements relating to inductive clearance measurements

Country Status (3)

Country Link
BE (1) BE649204A (enrdf_load_stackoverflow)
GB (1) GB1066057A (enrdf_load_stackoverflow)
NL (1) NL6406738A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042876A (en) * 1976-04-29 1977-08-16 The United States Of America As Represented By The United States Energy Research And Development Administration Eddy current gauge for monitoring displacement using printed circuit coil
GB2160659A (en) * 1984-06-12 1985-12-24 Gen Signal Corp Measurement of fluid forces in mixing apparatus and the control of mixing apparatus in response to fluid forces
GB2472275A (en) * 2009-07-31 2011-02-02 Oxford Rf Sensors Ltd Proximity sensor
EP2574735A1 (en) * 2011-09-28 2013-04-03 Oxford RF Sensors Ltd Target sensor
WO2015053920A1 (en) * 2013-10-09 2015-04-16 Siemens Energy, Inc. Sensor for measuring blade tip clearance in gas turbines

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10125682B2 (en) 2013-02-26 2018-11-13 Rolls-Royce Corporation Methods and apparatus for measuring axial shaft displacement within gas turbine engines

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042876A (en) * 1976-04-29 1977-08-16 The United States Of America As Represented By The United States Energy Research And Development Administration Eddy current gauge for monitoring displacement using printed circuit coil
GB2160659A (en) * 1984-06-12 1985-12-24 Gen Signal Corp Measurement of fluid forces in mixing apparatus and the control of mixing apparatus in response to fluid forces
GB2472275A (en) * 2009-07-31 2011-02-02 Oxford Rf Sensors Ltd Proximity sensor
WO2011012843A1 (en) * 2009-07-31 2011-02-03 Oxford Rf Sensors Limited Proximity sensor
EP2284478A1 (en) * 2009-07-31 2011-02-16 Oxford RF Sensors Ltd Proximity sensor
EP2574735A1 (en) * 2011-09-28 2013-04-03 Oxford RF Sensors Ltd Target sensor
GB2495388A (en) * 2011-09-28 2013-04-10 Oxford Rf Sensors Ltd A target sensor probe with an oscillator regulated to a sub-resonance frequency
GB2495388B (en) * 2011-09-28 2015-01-21 Salunda Ltd Target sensor
US9030212B2 (en) 2011-09-28 2015-05-12 Salunda Limited Target sensor
WO2015053920A1 (en) * 2013-10-09 2015-04-16 Siemens Energy, Inc. Sensor for measuring blade tip clearance in gas turbines
US9341462B2 (en) 2013-10-09 2016-05-17 Siemens Energy, Inc Sensor for measuring blade tip clearance in gas turbines

Also Published As

Publication number Publication date
NL6406738A (enrdf_load_stackoverflow) 1964-12-15
BE649204A (enrdf_load_stackoverflow) 1964-10-01

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