FR2869966A1 - DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION - Google Patents

DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION

Info

Publication number
FR2869966A1
FR2869966A1 FR0404767A FR0404767A FR2869966A1 FR 2869966 A1 FR2869966 A1 FR 2869966A1 FR 0404767 A FR0404767 A FR 0404767A FR 0404767 A FR0404767 A FR 0404767A FR 2869966 A1 FR2869966 A1 FR 2869966A1
Authority
FR
France
Prior art keywords
gauges
zone
sampling
function
discrete fourier
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
FR0404767A
Other languages
French (fr)
Other versions
FR2869966B1 (en
Inventor
Christophe Duret
Olivier Blanchin
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.)
NTN SNR Roulements SA
Original Assignee
Societe Nouvelle de Roulements SNR 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 Societe Nouvelle de Roulements SNR SA filed Critical Societe Nouvelle de Roulements SNR SA
Priority to FR0404767A priority Critical patent/FR2869966B1/en
Priority to PCT/FR2005/001105 priority patent/WO2005121730A1/en
Publication of FR2869966A1 publication Critical patent/FR2869966A1/en
Application granted granted Critical
Publication of FR2869966B1 publication Critical patent/FR2869966B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0009—Force sensors associated with a bearing
    • G01L5/0019—Force sensors associated with a bearing by using strain gages, piezoelectric, piezo-resistive or other ohmic-resistance based sensors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/522—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to load on the bearing, e.g. bearings with load sensors or means to protect the bearing against overload

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L'invention concerne un roulement comprenant au moins un système de détermination de l'amplitude A des déformations pseudo sinusoïdales d'une zone (7) de la bague fixe (1) induites lors de la rotation, ledit système comprenant N jauges (8) de contraintes avec N ≥ 3, délivrant chacune un signal fonction de la déformation subie par ladite jauge, lesdites jauges étant équiréparties sur ladite zone avec un espacement égal à λ/N où λ est l'écart angulaire entre les corps roulants, un dispositif de mesure de N signaux Vi fonction respectivement des variations temporelles du signal émis par chaque jauge (8), et un dispositif de calcul de l'amplitude A des déformations de la zone (7) en fonction du temps, ledit dispositif utilisant une transformée de Fourier discrète dont les points d'échantillonnage sont les N signaux Vi.The invention relates to a bearing comprising at least one system for determining the amplitude A of pseudo-sinusoidal deformations of a zone (7) of the fixed ring (1) induced during rotation, said system comprising N gauges (8). of constraints with N ≥ 3, each delivering a signal which is a function of the strain experienced by said gauge, said gauges being equidistributed over said zone with a spacing equal to λ / N where λ is the angular difference between the rolling bodies, a device for measurement of N signals Vi respectively function of the temporal variations of the signal emitted by each gauge (8), and a device for calculating the amplitude A of the deformations of the zone (7) as a function of time, said device using a Fourier transform discrete whose sampling points are the N signals Vi.

FR0404767A 2004-05-04 2004-05-04 DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION Expired - Fee Related FR2869966B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0404767A FR2869966B1 (en) 2004-05-04 2004-05-04 DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION
PCT/FR2005/001105 WO2005121730A1 (en) 2004-05-04 2005-05-03 Bearing deformation sensor comprising at least three sampling gauges for a discrete fourier transformation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0404767A FR2869966B1 (en) 2004-05-04 2004-05-04 DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION

Publications (2)

Publication Number Publication Date
FR2869966A1 true FR2869966A1 (en) 2005-11-11
FR2869966B1 FR2869966B1 (en) 2006-07-14

Family

ID=34944840

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0404767A Expired - Fee Related FR2869966B1 (en) 2004-05-04 2004-05-04 DEFORMATION SENSOR BEARING COMPRISING AT LEAST THREE SAMPLING GAUGES OF A DISCRETE FOURIER TRANSFORMATION

Country Status (2)

Country Link
FR (1) FR2869966B1 (en)
WO (1) WO2005121730A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2901018A3 (en) * 2006-05-12 2007-11-16 Renault Sas Adherence parameters measuring method for motor vehicle industry, involves obtaining intermediate signal by balanced sum of elementary signals from sensors, where efforts transmitted at level of wheel bearing is calculated from signal
EP2045112A1 (en) 2007-10-01 2009-04-08 Renault S.A.S. System for controlling the grip of a pair of automobile drive wheels
EP2045166A1 (en) 2007-10-01 2009-04-08 Renault S.A.S. Power steering device for an automobile
JP2009516160A (en) * 2005-11-09 2009-04-16 エス．エヌ．エール．ルールマン Deformation sensor bearing with at least three strain gauges
EP2088416A1 (en) 2008-02-08 2009-08-12 SNR Roulements Method for estimating the components of the force wrench applied to a bearing
FR2932542A1 (en) * 2008-06-12 2009-12-18 Roulements Soc Nouvelle Antifriction bearing's i.e. wheel bearing, operating state estimating method for motor vehicle, involves resolving equations linking harmonic parameters with spatial Fourier transformation terms to estimate operating state

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5063270B2 (en) * 2007-09-18 2012-10-31 Ｎｔｎ株式会社 Wheel bearing with sensor
DE102017204729B4 (en) * 2017-03-21 2019-01-10 Zf Friedrichshafen Ag Overload detection in a chassis component

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0261268A (en) * 1988-08-26 1990-03-01 Ishikawajima Harima Heavy Ind Co Ltd Wave making pool
US20020005724A1 (en) * 2000-05-16 2002-01-17 Childs Dara W. System and method for measuring dynamic loads in a magnetic bearing
US20020012484A1 (en) * 2000-07-28 2002-01-31 Arnaud Salou Bearing and interface assembly comprising at least one elastic deformation zone and a braking assembly comprising it
US20020057856A1 (en) * 2000-05-17 2002-05-16 Bailey Ted E. Real time bearing load sensing
US20020194927A1 (en) * 2001-06-13 2002-12-26 National Aerospace Laboratory Of Japan Bearing load measuring system using double-cylinder type cartridge
FR2839553A1 (en) 2002-05-10 2003-11-14 Roulements Soc Nouvelle METHOD OF CALCULATING EFFORTS APPLIED BETWEEN A ROTATING ELEMENT AND A SUPPORT ON WHICH IT ROTATES

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2746937C2 (en) * 1977-10-17 1986-11-06 Gerhard Dr.-Ing. 1000 Berlin Lechler Force measuring device
DE10017572B4 (en) * 2000-04-10 2008-04-17 INSTITUT FüR MIKROTECHNIK MAINZ GMBH Rolling bearings with remote sensing units
DE10041093A1 (en) * 2000-08-22 2002-03-14 Bosch Gmbh Robert Sensor arrangement in anti-friction roller bearing of vehicle, has sensor arranged on fixed bearing capsule, such that gap between sensors is half the angular separation of balls in bearing capsule
DE10100299A1 (en) * 2001-01-04 2002-07-18 Bosch Gmbh Robert Measuring arrangement in a rolling bearing for the detection of physical quantities
DE10164929B4 (en) * 2001-02-02 2010-08-19 Schaeffler Technologies Gmbh & Co. Kg Method for detecting reaction forces in a wheel bearing

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0261268A (en) * 1988-08-26 1990-03-01 Ishikawajima Harima Heavy Ind Co Ltd Wave making pool
US20020005724A1 (en) * 2000-05-16 2002-01-17 Childs Dara W. System and method for measuring dynamic loads in a magnetic bearing
US20020057856A1 (en) * 2000-05-17 2002-05-16 Bailey Ted E. Real time bearing load sensing
US20020012484A1 (en) * 2000-07-28 2002-01-31 Arnaud Salou Bearing and interface assembly comprising at least one elastic deformation zone and a braking assembly comprising it
FR2812356A1 (en) 2000-07-28 2002-02-01 Roulements Soc Nouvelle BEARING COMPRISING AT LEAST ONE ELASTIC DEFORMATION ZONE AND BRAKING ASSEMBLY COMPRISING SAME
US20020194927A1 (en) * 2001-06-13 2002-12-26 National Aerospace Laboratory Of Japan Bearing load measuring system using double-cylinder type cartridge
FR2839553A1 (en) 2002-05-10 2003-11-14 Roulements Soc Nouvelle METHOD OF CALCULATING EFFORTS APPLIED BETWEEN A ROTATING ELEMENT AND A SUPPORT ON WHICH IT ROTATES

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 1997, no. 07 31 July 1997 (1997-07-31) *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009516160A (en) * 2005-11-09 2009-04-16 エス．エヌ．エール．ルールマン Deformation sensor bearing with at least three strain gauges
FR2901018A3 (en) * 2006-05-12 2007-11-16 Renault Sas Adherence parameters measuring method for motor vehicle industry, involves obtaining intermediate signal by balanced sum of elementary signals from sensors, where efforts transmitted at level of wheel bearing is calculated from signal
EP2045112A1 (en) 2007-10-01 2009-04-08 Renault S.A.S. System for controlling the grip of a pair of automobile drive wheels
EP2045166A1 (en) 2007-10-01 2009-04-08 Renault S.A.S. Power steering device for an automobile
EP2088416A1 (en) 2008-02-08 2009-08-12 SNR Roulements Method for estimating the components of the force wrench applied to a bearing
FR2932542A1 (en) * 2008-06-12 2009-12-18 Roulements Soc Nouvelle Antifriction bearing's i.e. wheel bearing, operating state estimating method for motor vehicle, involves resolving equations linking harmonic parameters with spatial Fourier transformation terms to estimate operating state

Also Published As

Publication number Publication date
FR2869966B1 (en) 2006-07-14
WO2005121730A1 (en) 2005-12-22

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