FR1431478A - Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur - Google Patents

Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur

Info

Publication number
FR1431478A
FR1431478A FR13250A FR13250A FR1431478A FR 1431478 A FR1431478 A FR 1431478A FR 13250 A FR13250 A FR 13250A FR 13250 A FR13250 A FR 13250A FR 1431478 A FR1431478 A FR 1431478A
Authority
FR
France
Prior art keywords
variation
length
physical quantity
electrical measurement
transformed
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
FR13250A
Other languages
English (en)
French (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.)
Messen-Jaschin GA
Original Assignee
Messen-Jaschin GA
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 Messen-Jaschin GA filed Critical Messen-Jaschin GA
Application granted granted Critical
Publication of FR1431478A publication Critical patent/FR1431478A/fr
Expired legal-status Critical Current

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
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/22—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
    • G01D5/225—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils
    • G01D5/2258—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils by influencing the mutual induction between the two coils by a movable ferromagnetic element, e.g. core
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/14—Determining imbalance
    • G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
    • G01M1/22—Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/11—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by inductive pick-up

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR13250A 1964-04-17 1965-04-14 Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur Expired FR1431478A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH503564A CH408454A (de) 1964-04-17 1964-04-17 Verfahren zum elektrischen Messen der auf eine Längenänderung umgesetzten Änderung einer physikalischen Grösse

Publications (1)

Publication Number Publication Date
FR1431478A true FR1431478A (fr) 1966-03-11

Family

ID=4286831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13250A Expired FR1431478A (fr) 1964-04-17 1965-04-14 Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur

Country Status (6)

Country Link
CH (1) CH408454A (de)
DE (1) DE1302206C2 (de)
ES (1) ES311762A1 (de)
FR (1) FR1431478A (de)
GB (1) GB1109434A (de)
NL (1) NL6504699A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442431A1 (fr) * 1978-11-22 1980-06-20 Roche Jean Circuits electroniques d'alimentation d'un capteur en tension a valeur moyenne nulle et de detection du signal de sortie

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412053A1 (fr) * 1977-12-14 1979-07-13 Onera (Off Nat Aerospatiale) Procede et appareil de mesure de deplacement
DE3668495D1 (de) * 1986-08-28 1990-03-01 Vickers Systems Gmbh Verfahren zur induktiven wegmessung und wegsensor.
GB2257787B (en) * 1991-07-03 1994-08-03 Motorola Inc Sensor signal conditioning circuit
CN107402311B (zh) * 2017-07-11 2019-07-23 浙江零跑科技有限公司 电机软解码智能测速方法
CN107505473B (zh) * 2017-07-11 2019-07-23 浙江零跑科技有限公司 基于锁相环的电机软解码测速算法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2442431A1 (fr) * 1978-11-22 1980-06-20 Roche Jean Circuits electroniques d'alimentation d'un capteur en tension a valeur moyenne nulle et de detection du signal de sortie

Also Published As

Publication number Publication date
DE1302206B (de) 1972-07-13
DE1302206C2 (de) 1973-02-08
GB1109434A (en) 1968-04-10
ES311762A1 (es) 1965-12-01
CH408454A (de) 1966-02-28
NL6504699A (de) 1965-10-18

Similar Documents

Publication Publication Date Title
FR1522852A (fr) Procédé pour mesurer la résistance de rubans de matières conductrices de l'électricité
FR1431478A (fr) Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur
FR1463982A (fr) Appareil de mesure de l'épaisseur d'un tube
FR88518E (fr) Procédé pour la mesure électrique de la variation d'une grandeur physique transformée en une variation de longueur
FR1431973A (fr) Organe détecteur pour la mesure d'une poussée
FR1508743A (fr) Procédé de remplissage d'un élément tubulaire
FR1445600A (fr) Procédé pour la confection d'une literie et moyens pour la réalisation de ce procédé
FR1446370A (fr) Appareil pour l'amincissement d'extrémités de barres
BE602074A (fr) Procédé et appareil pour la mesure d'une grandeur
CH453224A (fr) Oscillateur électromécanique pour instrument de mesure du temps
CH519703A (fr) Appareil pour mesurer le diamètre d'une pièce
FR1506752A (fr) Procédé pour accroître la conductibilité superficielle électrique et la capacité d'écoulement d'explosifs cristallins
FR1358548A (fr) Appareil perfectionné pour la mesure de profondeurs d'immersion
FR1501723A (fr) Appareil pour la mesure de profils tournants symétriques non circulaires
CH520920A (fr) Procédé de mesure de la position d'une paroi conductrice et dispositif de mise en oeuvre de ce procédé
FR1501254A (fr) Dispositif de mesure pour déterminer le point d'inflammation
FR1288334A (fr) Procédé et appareil pour la mesure d'une grandeur
FR1474330A (fr) Dispositif pour le mesurage de la longueur d'une chaussure
FR1489949A (fr) Procédé pour augmenter la résistivité d'un di-ester d'acide ortho-phtalique
FR1506198A (fr) Dispositif pour la mesure du glissement de machines asynchrones
FR1465096A (fr) Appareil perfectionné pour la mesure du niveau d'un liquide
FR1421753A (fr) Procédé et appareil de mesure de la viscosité d'un liquide
FR1307155A (fr) Appareillage pour la mesure des longueurs ou des angles
FR1479844A (fr) Système pour la mesure d'une grandeur électrique
FR1485440A (fr) Procédé pour la mesure par ultrasons de la tolérance d'épaisseur de paroi sur des éprouvettes