IT1293408B1 - Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero. - Google Patents

Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero.

Info

Publication number
IT1293408B1
IT1293408B1 IT97TO000590A ITTO970590A IT1293408B1 IT 1293408 B1 IT1293408 B1 IT 1293408B1 IT 97TO000590 A IT97TO000590 A IT 97TO000590A IT TO970590 A ITTO970590 A IT TO970590A IT 1293408 B1 IT1293408 B1 IT 1293408B1
Authority
IT
Italy
Prior art keywords
helicopter
surveillance
transmission unit
vehicle equipped
accelerometric sensors
Prior art date
Application number
IT97TO000590A
Other languages
English (en)
Inventor
Bruno Maino
Alberto Bellazzi
Original Assignee
Finmeccanica Spa
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 Finmeccanica Spa filed Critical Finmeccanica Spa
Priority to IT97TO000590A priority Critical patent/IT1293408B1/it
Priority to DE69811432T priority patent/DE69811432T2/de
Priority to EP98112404A priority patent/EP0889314B1/en
Priority to US09/110,621 priority patent/US6029930A/en
Priority to JP19023998A priority patent/JP4080602B2/ja
Publication of ITTO970590A1 publication Critical patent/ITTO970590A1/it
Application granted granted Critical
Publication of IT1293408B1 publication Critical patent/IT1293408B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B64C27/14—Direct drive between power plant and rotor hub
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • 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
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/02—Gearings; Transmission mechanisms
    • G01M13/028—Acoustic or vibration analysis
IT97TO000590A 1997-07-04 1997-07-04 Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero. IT1293408B1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT97TO000590A IT1293408B1 (it) 1997-07-04 1997-07-04 Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero.
DE69811432T DE69811432T2 (de) 1997-07-04 1998-07-03 Verfahren zur Überwachung eines Fahrzeuggetriebes mit Beschleunigungsaufnehmern, insbesondere für Hubschrauber
EP98112404A EP0889314B1 (en) 1997-07-04 1998-07-03 Method of monitoring a transmission assembly of a vehicle equipped with acceleration sensors, in particular a helicopter
US09/110,621 US6029930A (en) 1997-07-04 1998-07-06 Method of monitoring a transmission assembly of a vehicle equipped with acceleration sensors, in particular a helicopter
JP19023998A JP4080602B2 (ja) 1997-07-04 1998-07-06 加速度センサを備えた乗物、特にヘリコプターの伝動組立体の監視方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97TO000590A IT1293408B1 (it) 1997-07-04 1997-07-04 Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero.

Publications (2)

Publication Number Publication Date
ITTO970590A1 ITTO970590A1 (it) 1999-01-04
IT1293408B1 true IT1293408B1 (it) 1999-03-01

Family

ID=11415833

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000590A IT1293408B1 (it) 1997-07-04 1997-07-04 Metodo di sorveglianza di un gruppo di trasmissione in un veicolo dotato di sensori accelerometrici, in particolare in un elicottero.

Country Status (5)

Country Link
US (1) US6029930A (it)
EP (1) EP0889314B1 (it)
JP (1) JP4080602B2 (it)
DE (1) DE69811432T2 (it)
IT (1) IT1293408B1 (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6098921A (en) * 1999-05-06 2000-08-08 Piasecki Aircraft Corp. Rotary wing aircraft supplementary power drive system
US6321602B1 (en) 1999-09-28 2001-11-27 Rockwell Science Center, Llc Condition based monitoring by vibrational analysis
FR2803036B1 (fr) 1999-12-23 2002-10-11 Snecma Detection de l'endommagement de pieces d'un moteur
DE10007236A1 (de) * 2000-02-17 2001-08-23 Zf Luftfahrttechnik Gmbh Verfahren zum Überwachen und Auswerten von Zustandsparametern
US7434764B2 (en) * 2005-12-02 2008-10-14 Sikorsky Aircraft Corporation Variable speed gearbox with an independently variable speed tail rotor system for a rotary wing aircraft
DE102008019578B4 (de) * 2008-04-18 2010-11-11 Wacker Neuson Se Vorrichtung und Verfahren zum Erkennen von Schäden an einer Arbeitsmaschine
FR2957668B1 (fr) 2010-03-19 2012-10-19 Eurocopter France Ensemble mecanique muni d'un moyen de surveillance d'anomalie structurale, boite de transmission munie d'un tel ensemble mecanique, et procede de surveillance d'anomalie structurale
FR2960639B1 (fr) * 2010-05-28 2012-06-08 Eurocopter France Procede de surveillance d'anomalie structurale d'un ensemble mecanique
EP2549257B1 (de) * 2011-07-18 2013-10-30 Siemens Aktiengesellschaft Verfahren zur Schadenserkennung an Getrieben
CN103869053B (zh) * 2014-03-24 2015-07-15 焦振志 区域地球化学调查样品分析异常点抽检方法
US9580187B2 (en) * 2014-04-22 2017-02-28 Sikorsky Aircraft Corporation Rotor index sensor system
DE102017206760A1 (de) * 2017-04-21 2018-10-25 Rolls-Royce Deutschland Ltd & Co Kg Verfahren und Vorrichtung zur Bestimmung von Beschädigung, Verschleiß und/oder Unwucht in einem Getriebe, insbesondere einem Umlaufrädergetriebe
CN108875710B (zh) * 2018-07-24 2021-10-08 杭州电子科技大学 基于能量阈值算法的电梯门运行速度估计方法
CN110657885B (zh) * 2019-10-14 2022-03-11 深圳市蓝度汽车电控技术有限公司 一种震动传感器的震动报警方法、系统及终端

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3699806A (en) * 1967-07-14 1972-10-24 Bjorn Weichbrodt Early detection of damage to machine elements in rolling engagement
US5210704A (en) * 1990-10-02 1993-05-11 Technology International Incorporated System for prognosis and diagnostics of failure and wearout monitoring and for prediction of life expectancy of helicopter gearboxes and other rotating equipment
US5501105A (en) * 1991-10-02 1996-03-26 Monitoring Technology Corp. Digital signal processing of encoder signals to detect resonances in rotating machines
US5365787A (en) * 1991-10-02 1994-11-22 Monitoring Technology Corp. Noninvasive method and apparatus for determining resonance information for rotating machinery components and for anticipating component failure from changes therein
JP3029981B2 (ja) * 1995-04-27 2000-04-10 株式会社コミュータヘリコプタ先進技術研究所 ヘリコプタの動力伝達装置

Also Published As

Publication number Publication date
US6029930A (en) 2000-02-29
ITTO970590A1 (it) 1999-01-04
DE69811432T2 (de) 2003-08-14
JP4080602B2 (ja) 2008-04-23
EP0889314B1 (en) 2003-02-19
EP0889314A3 (en) 1999-05-19
EP0889314A2 (en) 1999-01-07
JPH11124097A (ja) 1999-05-11
DE69811432D1 (de) 2003-03-27

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