FR3050552B1 - METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR - Google Patents
METHOD FOR MONITORING THE CONDITION OF AN ELECTRO-MECHANICAL ACTUATOR Download PDFInfo
- 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
- Authority
- FR
- 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
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000012544 monitoring process Methods 0.000 title abstract 2
- 238000005094 computer simulation Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
Classifications
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- 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
Landscapes
- 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.
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)
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 |
-
2016
- 2016-04-20 FR FR1653496A patent/FR3050552B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR3050552A1 (en) | 2017-10-27 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 2 |
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Effective date: 20171027 |
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CD | Change of name or company name |
Owner name: SAFRAN ELECTRONICS & DEFENSE, FR Effective date: 20180504 |
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