FR2437623A1 - Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant - Google Patents

Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant

Info

Publication number
FR2437623A1
FR2437623A1 FR7820309A FR7820309A FR2437623A1 FR 2437623 A1 FR2437623 A1 FR 2437623A1 FR 7820309 A FR7820309 A FR 7820309A FR 7820309 A FR7820309 A FR 7820309A FR 2437623 A1 FR2437623 A1 FR 2437623A1
Authority
FR
France
Prior art keywords
frequency
voltage converter
analogue output
shaft
light beam
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.)
Granted
Application number
FR7820309A
Other languages
English (en)
Other versions
FR2437623B1 (fr
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR7820309A priority Critical patent/FR2437623A1/fr
Publication of FR2437623A1 publication Critical patent/FR2437623A1/fr
Application granted granted Critical
Publication of FR2437623B1 publication Critical patent/FR2437623B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/486—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by photo-electric detectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Optical Transform (AREA)

Abstract

PROCEDE DE MESURE DE LA VITESSE DE ROTATION D'UN ARBRE TOURNANT. SELON L'INVENTION, ON ETABLIT SUR LA CIRCONFERENCE D'UNE SECTION DROITE DUDIT ARBRE UNE SUCCESSION, A UNE FREQUENCE SPATIALE DETERMINEE ET CONSTANTE, DE DEUX TYPES DE ZONES AYANT CHACUN LEUR COEFFICIENT DE REFLEXION LUMINEUSE PROPRE, ON ECLAIRE PERPENDICULAIREMENT A L'AXE EN UN POINT DE LADITE CIRCONFERENCE LESDITS DEUX TYPES DE ZONES, ON RECUEILLE SUR UNE CELLULE PHOTOELECTRIQUE LE RAYONNEMENT REFLECHI MODULE EN INTENSITE ET ON MESURE LA FREQUENCE DE CETTE MODULATION. APPLICATION AUX GROUPES HYDROELECTRIQUES DE GRANDE PUISSANCE, EVENTUELLEMENT REVERSIBLES.
FR7820309A 1978-07-07 1978-07-07 Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant Granted FR2437623A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7820309A FR2437623A1 (fr) 1978-07-07 1978-07-07 Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7820309A FR2437623A1 (fr) 1978-07-07 1978-07-07 Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant

Publications (2)

Publication Number Publication Date
FR2437623A1 true FR2437623A1 (fr) 1980-04-25
FR2437623B1 FR2437623B1 (fr) 1981-06-26

Family

ID=9210461

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7820309A Granted FR2437623A1 (fr) 1978-07-07 1978-07-07 Procede de mesure de la vitesse instantanee de rotation d'un arbre tournant

Country Status (1)

Country Link
FR (1) FR2437623A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0579307A1 (fr) * 1992-07-11 1994-01-19 Delco Electronics Overseas Corporation Tachymètre
CN107505475A (zh) * 2017-10-13 2017-12-22 河海大学 一种基于激光的转轴瞬时转速及摆度的测量装置和方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109764952B (zh) * 2019-01-24 2021-10-08 甘特科技(北京)有限公司 一种轴抖动检测、转速测量方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128516A1 (fr) * 1971-03-03 1972-10-20 Maschf Augsburg Nuernberg Ag
US3897766A (en) * 1971-05-10 1975-08-05 Massachusetts Inst Technology Apparatus adapted to opto-electrically monitor the output of a prime mover to provide signals which are fed back to the input and thereby provide control of the prime mover

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128516A1 (fr) * 1971-03-03 1972-10-20 Maschf Augsburg Nuernberg Ag
US3897766A (en) * 1971-05-10 1975-08-05 Massachusetts Inst Technology Apparatus adapted to opto-electrically monitor the output of a prime mover to provide signals which are fed back to the input and thereby provide control of the prime mover

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0579307A1 (fr) * 1992-07-11 1994-01-19 Delco Electronics Overseas Corporation Tachymètre
CN107505475A (zh) * 2017-10-13 2017-12-22 河海大学 一种基于激光的转轴瞬时转速及摆度的测量装置和方法

Also Published As

Publication number Publication date
FR2437623B1 (fr) 1981-06-26

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Legal Events

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