FR2858690B1 - Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes - Google Patents

Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes

Info

Publication number
FR2858690B1
FR2858690B1 FR0309614A FR0309614A FR2858690B1 FR 2858690 B1 FR2858690 B1 FR 2858690B1 FR 0309614 A FR0309614 A FR 0309614A FR 0309614 A FR0309614 A FR 0309614A FR 2858690 B1 FR2858690 B1 FR 2858690B1
Authority
FR
France
Prior art keywords
processing method
calculating sub
signal processing
spectra spectrum
signal
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 - Fee Related
Application number
FR0309614A
Other languages
English (en)
Other versions
FR2858690A1 (fr
Inventor
Peter Wagstaff
Christian Chassaignon
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.)
GRADIENT
Original Assignee
GRADIENT
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 GRADIENT filed Critical GRADIENT
Priority to FR0309614A priority Critical patent/FR2858690B1/fr
Priority to PCT/FR2004/002061 priority patent/WO2005019841A2/fr
Publication of FR2858690A1 publication Critical patent/FR2858690A1/fr
Application granted granted Critical
Publication of FR2858690B1 publication Critical patent/FR2858690B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01H1/006—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines of the rotor of turbo machines

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
FR0309614A 2003-08-04 2003-08-04 Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes Expired - Fee Related FR2858690B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0309614A FR2858690B1 (fr) 2003-08-04 2003-08-04 Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes
PCT/FR2004/002061 WO2005019841A2 (fr) 2003-08-04 2004-07-30 Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0309614A FR2858690B1 (fr) 2003-08-04 2003-08-04 Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes

Publications (2)

Publication Number Publication Date
FR2858690A1 FR2858690A1 (fr) 2005-02-11
FR2858690B1 true FR2858690B1 (fr) 2005-09-30

Family

ID=34073011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0309614A Expired - Fee Related FR2858690B1 (fr) 2003-08-04 2003-08-04 Procede de traitement du signal pour le calcul de spectres de signaux sous-echantillonnes

Country Status (2)

Country Link
FR (1) FR2858690B1 (fr)
WO (1) WO2005019841A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105784338B (zh) * 2014-12-19 2018-06-29 安徽容知日新科技股份有限公司 旋转设备基础频率的高次谐波定位方法
CN109883720B (zh) * 2019-03-22 2021-04-13 西安交通大学 用于辨识叶片多模态振动的叶端定时传感器的布置方法
CN113358214A (zh) * 2021-08-10 2021-09-07 陕西高速电子工程有限公司 一种射流风机结构体故障检测方法及相关设备
WO2024114905A1 (fr) * 2022-11-30 2024-06-06 Siemens Aktiengesellschaft Détermination d'une fréquence d'oscillation d'un système oscillant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5206816A (en) * 1991-01-30 1993-04-27 Westinghouse Electric Corp. System and method for monitoring synchronous blade vibration
US6031879A (en) * 1997-11-05 2000-02-29 The United States Of America As Represented By The Secretary Of The Navy Wideband undersampling digital receiver
US6301572B1 (en) * 1998-12-02 2001-10-09 Lockheed Martin Corporation Neural network based analysis system for vibration analysis and condition monitoring
FR2807834B1 (fr) * 2000-04-13 2002-06-28 Snecma Moteurs Procede de mesure sans contact des vibrations d'un corps tournant

Also Published As

Publication number Publication date
WO2005019841A3 (fr) 2005-05-19
FR2858690A1 (fr) 2005-02-11
WO2005019841A2 (fr) 2005-03-03

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Legal Events

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ST Notification of lapse

Effective date: 20090430