CH489803A - Détecteur électrique d'écart de vitesse d'un organe rotatif - Google Patents

Détecteur électrique d'écart de vitesse d'un organe rotatif

Info

Publication number
CH489803A
CH489803A CH643368A CH643368A CH489803A CH 489803 A CH489803 A CH 489803A CH 643368 A CH643368 A CH 643368A CH 643368 A CH643368 A CH 643368A CH 489803 A CH489803 A CH 489803A
Authority
CH
Switzerland
Prior art keywords
frequency
circuit
voltage
proportional
controlled
Prior art date
Application number
CH643368A
Other languages
English (en)
French (fr)
Inventor
Avenier Rene
Original Assignee
Alsthom Cgee
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 Alsthom Cgee filed Critical Alsthom Cgee
Publication of CH489803A publication Critical patent/CH489803A/fr

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
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/56—Devices characterised by the use of electric or magnetic means for comparing two speeds
    • G01P3/60—Devices characterised by the use of electric or magnetic means for comparing two speeds by measuring or comparing frequency of generated currents or voltages
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/12—Recording devices
    • G01P1/122—Speed recorders
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/608—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings for guiding, warning or controlling traffic, e.g. delineator posts or milestones
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CH643368A 1967-05-29 1968-04-30 Détecteur électrique d'écart de vitesse d'un organe rotatif CH489803A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR75005116 1967-05-29
FR75005225 1968-03-05

Publications (1)

Publication Number Publication Date
CH489803A true CH489803A (fr) 1970-04-30

Family

ID=26235392

Family Applications (1)

Application Number Title Priority Date Filing Date
CH643368A CH489803A (fr) 1967-05-29 1968-04-30 Détecteur électrique d'écart de vitesse d'un organe rotatif

Country Status (3)

Country Link
CA (1) CA923597A (de)
CH (1) CH489803A (de)
DE (1) DE1763437C3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787769A (en) * 1972-08-01 1974-01-22 J Parkinson Non-contacting shaft rpm and direction of rotation measurement system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787769A (en) * 1972-08-01 1974-01-22 J Parkinson Non-contacting shaft rpm and direction of rotation measurement system

Also Published As

Publication number Publication date
CA923597A (en) 1973-03-27
DE1763437A1 (de) 1971-10-28
DE1763437B2 (de) 1977-09-08
DE1763437C3 (de) 1978-05-03

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Legal Events

Date Code Title Description
PL Patent ceased