DE29720741U1 - Device for detecting vibrations of the rotor blades of a wind turbine - Google Patents

Device for detecting vibrations of the rotor blades of a wind turbine

Info

Publication number
DE29720741U1
DE29720741U1 DE29720741U DE29720741U DE29720741U1 DE 29720741 U1 DE29720741 U1 DE 29720741U1 DE 29720741 U DE29720741 U DE 29720741U DE 29720741 U DE29720741 U DE 29720741U DE 29720741 U1 DE29720741 U1 DE 29720741U1
Authority
DE
Germany
Prior art keywords
wind turbine
rotor blades
detecting vibrations
vibrations
detecting
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 - Lifetime
Application number
DE29720741U
Other languages
German (de)
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.)
Aerodyn Engineering GmbH
Original Assignee
Aerodyn Engineering GmbH
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 Aerodyn Engineering GmbH filed Critical Aerodyn Engineering GmbH
Priority to DE29720741U priority Critical patent/DE29720741U1/en
Publication of DE29720741U1 publication Critical patent/DE29720741U1/en
Priority to DE19847982A priority patent/DE19847982C2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D1/00Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06Rotors
    • F03D1/065Rotors characterised by their construction elements
    • F03D1/0658Arrangements for fixing wind-engaging parts to a hub
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D80/00Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/30Lightning protection
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H1/00Measuring characteristics of vibrations in solids by using direct conduction to the detector
    • G01H1/003Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00Function
    • F05B2260/96Preventing, counteracting or reducing vibration or noise
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
DE29720741U 1997-11-22 1997-11-22 Device for detecting vibrations of the rotor blades of a wind turbine Expired - Lifetime DE29720741U1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE29720741U DE29720741U1 (en) 1997-11-22 1997-11-22 Device for detecting vibrations of the rotor blades of a wind turbine
DE19847982A DE19847982C2 (en) 1997-11-22 1998-10-17 Device for detecting vibrations of the rotor blades of a wind turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29720741U DE29720741U1 (en) 1997-11-22 1997-11-22 Device for detecting vibrations of the rotor blades of a wind turbine

Publications (1)

Publication Number Publication Date
DE29720741U1 true DE29720741U1 (en) 1998-05-28

Family

ID=8048990

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29720741U Expired - Lifetime DE29720741U1 (en) 1997-11-22 1997-11-22 Device for detecting vibrations of the rotor blades of a wind turbine
DE19847982A Expired - Fee Related DE19847982C2 (en) 1997-11-22 1998-10-17 Device for detecting vibrations of the rotor blades of a wind turbine

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19847982A Expired - Fee Related DE19847982C2 (en) 1997-11-22 1998-10-17 Device for detecting vibrations of the rotor blades of a wind turbine

Country Status (1)

Country Link
DE (2) DE29720741U1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1359321A1 (en) * 2002-05-02 2003-11-05 General Electric Company Sensing of loads on wind turbine blades
DE102007006643A1 (en) * 2007-02-06 2008-08-07 Daubner & Stommel GbR Bau-Werk-Planung (vertretungsberechtigter Gesellschafter: Matthias Stommel, 27777 Ganderkesee) Retrofitting part for rotor blade of wind energy system, has inner surfaces corresponding to exterior surfaces of rotor blade tip and lying in areawise manner at exterior surfaces in fixed condition at blade point
WO2008095707A2 (en) * 2007-02-08 2008-08-14 Hottinger Baldwin Messtechnik Gmbh Device for the detection of vibrations or bending of rotor blades of a wind power plant
EP2933482A1 (en) * 2014-04-18 2015-10-21 Ashish Bhimrao Kharkar Electromagnetic shielding of a strain gauge in a wind power installation
EP2998717A1 (en) * 2014-09-16 2016-03-23 Dr. Johannes Heidenhain GmbH Device for detecting the deformation of a rotor blade and a method for assembling such a device
US9605658B2 (en) 2013-11-21 2017-03-28 Dr. Johannes Heidenhain Gmbh Device for measuring deformations of a rotor blade of a wind turbine generator system, and corresponding rotor blade

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69919910T2 (en) * 1999-11-03 2005-09-08 Vestas Wind Systems A/S METHOD FOR REGULATING A WIND POWER PLANT AND CORRESPONDING WIND POWER PLANT
DE10065314B4 (en) * 2000-12-30 2007-08-16 Igus - Innovative Technische Systeme Gmbh Method and device for monitoring the condition of rotor blades on wind turbines
DE20021970U1 (en) 2000-12-30 2001-04-05 Igus Ingenieurgemeinschaft Umw Device for monitoring the condition of rotor blades on wind turbines
DE10219664A1 (en) * 2002-04-19 2003-11-06 Enron Wind Gmbh Wind energy system has at least one, preferably each, rotor blade with sensor elements, preferably mounted as pairs, evaluation device producing load evaluation signals based on sensor element signals
DE10259680B4 (en) 2002-12-18 2005-08-25 Aloys Wobben Rotor blade of a wind turbine
US6940185B2 (en) 2003-04-10 2005-09-06 Advantek Llc Advanced aerodynamic control system for a high output wind turbine
DE10323785B4 (en) 2003-05-23 2009-09-10 Wobben, Aloys, Dipl.-Ing. Method for detecting an ice accumulation on rotor blades
DE102006022266A1 (en) * 2005-11-04 2007-05-10 Daubner & Stommel GbR Bau-Werk-Planung (vertretungsberechtigter Gesellschafter: Matthias Stommel, 27777 Ganderkesee) Wind turbine
EP1911968A1 (en) * 2006-10-10 2008-04-16 Ecotecnia Energias Renovables S.L. Control system for a wind turbine and method of controlling said wind turbine
US8020455B2 (en) 2008-06-06 2011-09-20 General Electric Company Magnetostrictive sensing systems and methods for encoding
DE102011083747B4 (en) * 2011-09-29 2016-07-21 Aktiebolaget Skf Apparatus and method for detecting a distance value
DE102018002982A1 (en) 2018-04-12 2019-10-17 Senvion Gmbh Apparatus and method for controlling a wind turbine
CN108759701B (en) * 2018-05-02 2020-03-03 中交第二航务工程局有限公司 Surface-mounted sensor with optical fiber vibrating wire combination and adjustable initial value
CN112097814A (en) * 2020-09-17 2020-12-18 山东大学 I-shaped sensor and preparation method thereof
EP4008993A1 (en) 2020-12-04 2022-06-08 Wobben Properties GmbH Method for measuring the strain on a component of a wind power plant, arrangement for strain measurement, use of the arrangement and method for mounting the arrangement

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2527161A1 (en) * 1974-09-16 1976-03-25 Canadian Patents Dev DEVICE FOR MEASURING PRESSURE IN CYLINDERS OF MACHINERY
DE3216035A1 (en) * 1982-04-29 1983-11-10 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Deformation monitoring of a pipe bend
DE4024328A1 (en) * 1989-08-02 1991-09-05 Androiden Stiftung Lausanne Balancing dynamic alternating forces of rotor systems - using axle deflection sensors and controlling positioned of small weights
DE3929458C2 (en) * 1989-09-05 1992-06-11 Jagenberg Ag, 4000 Duesseldorf, De
DE29609242U1 (en) * 1996-05-23 1996-08-14 Wind Consult Ingenieurgesellsc Measuring device for testing and measuring the tower and rotor of wind turbines
DE4329521C2 (en) * 1993-09-02 1996-09-26 Deutsche Forsch Luft Raumfahrt Device for measuring rotor data in helicopters with articulated rotors for determining roll and pitch accelerations
WO1997001709A1 (en) * 1995-06-27 1997-01-16 Bonus Energy A/S Method and device for reduction of vibrations in a windmill blade
DE19534404A1 (en) * 1995-09-16 1997-03-20 En Umwelt Beratung E V I Wind power installation technical state monitoring method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3211822A1 (en) * 1982-03-31 1983-10-13 Glötzl, Gesellschaft für Baumeßtechnik mbH, 7512 Rheinstetten EXTENSOMETER

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2527161A1 (en) * 1974-09-16 1976-03-25 Canadian Patents Dev DEVICE FOR MEASURING PRESSURE IN CYLINDERS OF MACHINERY
DE3216035A1 (en) * 1982-04-29 1983-11-10 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Deformation monitoring of a pipe bend
DE4024328A1 (en) * 1989-08-02 1991-09-05 Androiden Stiftung Lausanne Balancing dynamic alternating forces of rotor systems - using axle deflection sensors and controlling positioned of small weights
DE3929458C2 (en) * 1989-09-05 1992-06-11 Jagenberg Ag, 4000 Duesseldorf, De
DE4329521C2 (en) * 1993-09-02 1996-09-26 Deutsche Forsch Luft Raumfahrt Device for measuring rotor data in helicopters with articulated rotors for determining roll and pitch accelerations
WO1997001709A1 (en) * 1995-06-27 1997-01-16 Bonus Energy A/S Method and device for reduction of vibrations in a windmill blade
DE19534404A1 (en) * 1995-09-16 1997-03-20 En Umwelt Beratung E V I Wind power installation technical state monitoring method
DE29609242U1 (en) * 1996-05-23 1996-08-14 Wind Consult Ingenieurgesellsc Measuring device for testing and measuring the tower and rotor of wind turbines

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HAU,Erich: Windkraftanlagen, Springer-Verlag, Berlin, u.a., 1988, S.470,471 *
HESSLER,Heinrich, WESTERBOER,Ingo: Schwingungsmessungen an Verstellpropellern für Motorsegler. In: Messtechnische Briefe, 10.Jg., 1974, H.3 der Hottinger Baldwin Meßtechnik, S.54-57 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1359321A1 (en) * 2002-05-02 2003-11-05 General Electric Company Sensing of loads on wind turbine blades
DE102007006643A1 (en) * 2007-02-06 2008-08-07 Daubner & Stommel GbR Bau-Werk-Planung (vertretungsberechtigter Gesellschafter: Matthias Stommel, 27777 Ganderkesee) Retrofitting part for rotor blade of wind energy system, has inner surfaces corresponding to exterior surfaces of rotor blade tip and lying in areawise manner at exterior surfaces in fixed condition at blade point
WO2008095707A2 (en) * 2007-02-08 2008-08-14 Hottinger Baldwin Messtechnik Gmbh Device for the detection of vibrations or bending of rotor blades of a wind power plant
WO2008095707A3 (en) * 2007-02-08 2008-10-30 Hottinger Messtechnik Baldwin Device for the detection of vibrations or bending of rotor blades of a wind power plant
US9605658B2 (en) 2013-11-21 2017-03-28 Dr. Johannes Heidenhain Gmbh Device for measuring deformations of a rotor blade of a wind turbine generator system, and corresponding rotor blade
EP2933482A1 (en) * 2014-04-18 2015-10-21 Ashish Bhimrao Kharkar Electromagnetic shielding of a strain gauge in a wind power installation
EP2998717A1 (en) * 2014-09-16 2016-03-23 Dr. Johannes Heidenhain GmbH Device for detecting the deformation of a rotor blade and a method for assembling such a device
CN105422389A (en) * 2014-09-16 2016-03-23 约翰内斯﹒海德汉博士有限公司 Device For Detecting The Deformation Of A Rotor Blade And A Method For Assembling Such A Device
US9534586B2 (en) 2014-09-16 2017-01-03 Dr. Johannes Heidenhain Gmbh Device for measuring deformations of a rotor blade and method for installing such a device
CN105422389B (en) * 2014-09-16 2019-04-16 约翰内斯﹒海德汉博士有限公司 Method for detecting the device of rotor blade deformation and for installing the device

Also Published As

Publication number Publication date
DE19847982C2 (en) 2001-03-08
DE19847982A1 (en) 1999-06-10

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19980709

R163 Identified publications notified

Effective date: 19980518

R156 Lapse of ip right after 3 years

Effective date: 20010801