FR1144882A - Electromagnetic vibrator, in particular for checking turbine blades - Google Patents

Electromagnetic vibrator, in particular for checking turbine blades

Info

Publication number
FR1144882A
FR1144882A FR1144882DA FR1144882A FR 1144882 A FR1144882 A FR 1144882A FR 1144882D A FR1144882D A FR 1144882DA FR 1144882 A FR1144882 A FR 1144882A
Authority
FR
France
Prior art keywords
turbine blades
electromagnetic vibrator
checking
checking turbine
vibrator
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
Other languages
French (fr)
Inventor
Miroslav Prochazka
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 filed Critical
Application granted granted Critical
Publication of FR1144882A publication Critical patent/FR1144882A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • G01H1/006—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines of the rotor of turbo machines

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1144882D 1955-03-29 1956-03-28 Electromagnetic vibrator, in particular for checking turbine blades Expired FR1144882A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS1144882X 1955-03-29

Publications (1)

Publication Number Publication Date
FR1144882A true FR1144882A (en) 1957-10-18

Family

ID=5457509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1144882D Expired FR1144882A (en) 1955-03-29 1956-03-28 Electromagnetic vibrator, in particular for checking turbine blades

Country Status (1)

Country Link
FR (1) FR1144882A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389891A (en) * 1980-06-24 1983-06-28 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." System for measuring resonance frequencies in turbine and compressor vanes and propeller blades
EP2096652A1 (en) * 2008-02-27 2009-09-02 Ansaldo Energia S.P.A. Method and device for detecting the natural frequencies of vibration of a turbine blade

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389891A (en) * 1980-06-24 1983-06-28 Societe Nationale D'etude Et De Construction De Moteurs D'aviation, "S.N.E.C.M.A." System for measuring resonance frequencies in turbine and compressor vanes and propeller blades
EP2096652A1 (en) * 2008-02-27 2009-09-02 Ansaldo Energia S.P.A. Method and device for detecting the natural frequencies of vibration of a turbine blade

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