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 turbineInfo
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/30—Lightning protection
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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)
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3211822A1 (en) * | 1982-03-31 | 1983-10-13 | Glötzl, Gesellschaft für Baumeßtechnik mbH, 7512 Rheinstetten | EXTENSOMETER |
-
1997
- 1997-11-22 DE DE29720741U patent/DE29720741U1/en not_active Expired - Lifetime
-
1998
- 1998-10-17 DE DE19847982A patent/DE19847982C2/en not_active Expired - Fee Related
Patent Citations (8)
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)
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)
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 |