FR2900746B1 - Procede et dispositif de diagnostic d'un mecanisme. - Google Patents

Procede et dispositif de diagnostic d'un mecanisme.

Info

Publication number
FR2900746B1
FR2900746B1 FR0703087A FR0703087A FR2900746B1 FR 2900746 B1 FR2900746 B1 FR 2900746B1 FR 0703087 A FR0703087 A FR 0703087A FR 0703087 A FR0703087 A FR 0703087A FR 2900746 B1 FR2900746 B1 FR 2900746B1
Authority
FR
France
Prior art keywords
data
component
diagnosing
variations
tendency
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
FR0703087A
Other languages
English (en)
Other versions
FR2900746A1 (fr
Inventor
Johan Wiig
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.)
Airbus Helicopters SAS
Original Assignee
Eurocopter France SA
Eurocopter 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
Priority claimed from FR0604084A external-priority patent/FR2900745B1/fr
Application filed by Eurocopter France SA, Eurocopter SA filed Critical Eurocopter France SA
Priority to FR0703087A priority Critical patent/FR2900746B1/fr
Publication of FR2900746A1 publication Critical patent/FR2900746A1/fr
Application granted granted Critical
Publication of FR2900746B1 publication Critical patent/FR2900746B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • 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
    • G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
FR0703087A 2006-05-05 2007-04-27 Procede et dispositif de diagnostic d'un mecanisme. Active FR2900746B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0703087A FR2900746B1 (fr) 2006-05-05 2007-04-27 Procede et dispositif de diagnostic d'un mecanisme.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0604084A FR2900745B1 (fr) 2006-05-05 2006-05-05 Procede et dispositif de diagnostic d'un mecanisme
FR0703087A FR2900746B1 (fr) 2006-05-05 2007-04-27 Procede et dispositif de diagnostic d'un mecanisme.

Publications (2)

Publication Number Publication Date
FR2900746A1 FR2900746A1 (fr) 2007-11-09
FR2900746B1 true FR2900746B1 (fr) 2009-11-20

Family

ID=38616442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0703087A Active FR2900746B1 (fr) 2006-05-05 2007-04-27 Procede et dispositif de diagnostic d'un mecanisme.

Country Status (1)

Country Link
FR (1) FR2900746B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011117974A1 (de) * 2011-11-08 2013-05-08 Robert Bosch Gmbh Verfahren zur Überwachung eines Zustands einer Maschine und Überwachungssystem
FR3003986B1 (fr) 2013-03-26 2015-04-03 Eurocopter France Procede de detection et de prise en compte d'un changement abrupt d'au moins un indicateur de surveillance d'un dispositif.
FR3060120B1 (fr) * 2016-12-14 2018-11-23 Airbus Helicopters Procede d'analyse des variations d'au moins un indicateur du comportement d'un mecanisme equipant un aeronef
FR3083861B1 (fr) 2018-07-12 2020-10-16 Airbus Helicopters Procede d'analyse d'un signal vibratoire issu d'une rotation d'au moins une piece mobile appartenant a un mecanisme tournant
CN114818809B (zh) * 2022-04-27 2024-03-22 合肥工业大学 基于交叉小波的sca-svm电机滚动轴承的故障诊断方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5951611A (en) * 1996-11-18 1999-09-14 General Electric Company Diagnostic trend analysis
US20050171736A1 (en) * 2004-02-02 2005-08-04 United Technologies Corporation Health monitoring and diagnostic/prognostic system for an ORC plant

Also Published As

Publication number Publication date
FR2900746A1 (fr) 2007-11-09

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