FR3050552B1 - METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR - Google Patents

METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR Download PDF

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Publication number
FR3050552B1
FR3050552B1 FR1653496A FR1653496A FR3050552B1 FR 3050552 B1 FR3050552 B1 FR 3050552B1 FR 1653496 A FR1653496 A FR 1653496A FR 1653496 A FR1653496 A FR 1653496A FR 3050552 B1 FR3050552 B1 FR 3050552B1
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France
Prior art keywords
actuator
sensors
parameters
signature
monitoring
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.)
Active
Application number
FR1653496A
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French (fr)
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FR3050552A1 (en
Inventor
Romain Breuneval
Alexandre Guyamier
Babak Nahid-Mobarakeh
Badr MANSOURI
Guy Clerc
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.)
Safran Electronics and Defense SAS
Original Assignee
Safran Electronics and Defense SAS
Sagem Defense Securite SA
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Application filed by Safran Electronics and Defense SAS, Sagem Defense Securite SA filed Critical Safran Electronics and Defense SAS
Priority to FR1653496A priority Critical patent/FR3050552B1/en
Publication of FR3050552A1 publication Critical patent/FR3050552A1/en
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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
    • G05B23/0283—Predictive maintenance, e.g. involving the monitoring of a system and, based on the monitoring results, taking decisions on the maintenance schedule of the monitored system; Estimating remaining useful life [RUL]
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0243—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults model based detection method, e.g. first-principles knowledge model

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electric Motors In General (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

Abrégé : L'invention concerne un procédé de surveillance de l'état d'un actionneur électro-mécanique, l'actionneur comprenant un moteur électrique, une pièce mobile, et des capteurs, l'actionneur étant modélisé informatiquement par un modèle défini par des paramètres, le procédé comprenant les étapes suivantes : - (E1) Application au moteur d'un signal de consigne de vitesse prédéterminé, le signal de consigne de vitesse comprenant au moins deux paliers, et - (E2) Simultanément, application à la tige de l'actionneur d'une charge selon un profil temporel prédéterminé, - (E3) Simultanément, enregistrement de données mesurées à l'aide des capteurs (12), - (E4) Estimation de valeurs numériques des paramètres du modèle de l'actionneur à partir des données mesurées pendant chaque intervalle de temps correspondant aux paliers du signal de consigne, - (E5) Extraction d'une signature de l'actionneur, la signature comprenant notamment les valeurs numériques des paramètres du modèle, et/ou des valeurs numériques caractéristiques d'une comparaison entre les valeurs de données mesurées par les capteurs et des valeurs de données simulées correspondantes, - (E6) Classification de la signature générée parmi un ensemble de signatures de référence pour caractériser l'état de l'actionneur.The invention relates to a method for monitoring the state of an electromechanical actuator, the actuator comprising an electric motor, a moving part, and sensors, the actuator being modeled by computer model defined by parameters, the method comprising the following steps: - (E1) Application to the motor of a predetermined speed reference signal, the speed reference signal comprising at least two bearings, and - (E2) Simultaneously, application to the rod of the actuator of a load according to a predetermined time profile, - (E3) Simultaneously, recording of measured data using the sensors (12), - (E4) Estimation of numerical values of the parameters of the model of the actuator to from the measured data during each time interval corresponding to the steps of the setpoint signal, - (E5) Extraction of a signature of the actuator, the signature comprising in particular the digital values of the model parameters, and / or numerical values characteristic of a comparison between the data values measured by the sensors and corresponding simulated data values, - (E6) Classification of the generated signature among a set of reference signatures for characterize the state of the actuator.

FR1653496A 2016-04-20 2016-04-20 METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR Active FR3050552B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1653496A FR3050552B1 (en) 2016-04-20 2016-04-20 METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1653496 2016-04-20
FR1653496A FR3050552B1 (en) 2016-04-20 2016-04-20 METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR

Publications (2)

Publication Number Publication Date
FR3050552A1 FR3050552A1 (en) 2017-10-27
FR3050552B1 true FR3050552B1 (en) 2019-04-05

Family

ID=56802559

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1653496A Active FR3050552B1 (en) 2016-04-20 2016-04-20 METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR

Country Status (1)

Country Link
FR (1) FR3050552B1 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2966124B1 (en) * 2010-10-18 2013-08-09 Sagem Defense Securite MOTORIZED DISPLACEMENT SYSTEM OF A MOBILE ELEMENT, METHOD FOR CONTROLLING SUCH A SYSTEM, AND METHOD FOR TESTING SUCH A SYSTEM

Also Published As

Publication number Publication date
FR3050552A1 (en) 2017-10-27

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