EP3759345A1 - Générateur d'une éolienne, éolienne pourvue de ce dernier, procédé servant à arrêter un générateur, et utilisation d'un dispositif d'arrêt - Google Patents

Générateur d'une éolienne, éolienne pourvue de ce dernier, procédé servant à arrêter un générateur, et utilisation d'un dispositif d'arrêt

Info

Publication number
EP3759345A1
EP3759345A1 EP19708822.2A EP19708822A EP3759345A1 EP 3759345 A1 EP3759345 A1 EP 3759345A1 EP 19708822 A EP19708822 A EP 19708822A EP 3759345 A1 EP3759345 A1 EP 3759345A1
Authority
EP
European Patent Office
Prior art keywords
generator
rotor
locking device
stator
damping element
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.)
Withdrawn
Application number
EP19708822.2A
Other languages
German (de)
English (en)
Inventor
Frank SAATHOFF
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.)
Wobben Properties GmbH
Original Assignee
Wobben Properties 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 Wobben Properties GmbH filed Critical Wobben Properties GmbH
Publication of EP3759345A1 publication Critical patent/EP3759345A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • 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
    • F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
    • 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
    • F03D80/50—Maintenance or repair
    • 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
    • F03D15/00—Transmission of mechanical power
    • 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
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/705—Application in combination with the other apparatus being a wind turbine
    • 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
    • F05B2220/00—Application
    • F05B2220/70—Application in combination with
    • F05B2220/706—Application in combination with an electrical generator
    • 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
    • F05B2260/30—Retaining components in desired mutual position
    • F05B2260/31—Locking rotor in position
    • 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
    • F05B2260/83—Testing, e.g. methods, components or tools therefor
    • 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
    • F05B2260/90—Braking
    • F05B2260/902—Braking using frictional mechanical forces
    • 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

Definitions

  • the present invention relates to a generator, in particular a generator of a wind turbine with a rotatably mounted generator rotor, a generator stator corresponding to the generator stator having a support structure for attachment to the wind turbine, and at least one locking device which can be coupled between generator rotor and generator stator in that a force flow arises between the generator rotor and generator stator, and which is set up in the coupled state to lock the generator rotor relative to the generator stator in a predetermined position.
  • the invention relates to a wind turbine with selbigem.
  • the invention relates to a method for locking a rotor, a generator and the use of a locking device.
  • Wind turbines are well known. They are used to record wind energy by means of rotor blades and convert it into electrical energy by means of the generator.
  • the generator comprises a generator stator, which has a support structure for attachment in the wind power plant, and a generator rotor, which is operatively connected to the rotor of the wind power plant.
  • the generator rotor is rotated relative to the generator stator. Due to the relative rotation of the generator rotor to
  • Generator stator is generated electric current, so that the kinetic energy of the wind is converted into electrical energy.
  • the occurring magnetic interactions can lead to the formation of audible narrow-band sounds, which creates an additional acoustic burden on the environment.
  • the wind turbine is the subject of vibration testing.
  • the vibration characteristics of generators are captured by modal analyzes, with the aim of a far-reaching assessment of the expected life of the generator and the potential impact on the environment.
  • modal analyzes In particular experimental modal analyzes, a defined external excitation is applied.
  • the vibration behavior of the individual components of a module is detected and analyzed by sensors.
  • Locking devices are known from the prior art which can be brought into positive engagement with the generator rotor and prevent it from rotating about a horizontal axis.
  • the locking devices known from the prior art have the particular aim of providing a secure locking. This is explained in particular by the fact that appropriate safety precautions should be taken to work for persons working on the wind turbines. Therefore, in known in the prior art Rotorarretiervoriquesen primarily combinations of bolts and corresponding openings are provided.
  • the invention was in particular the object of providing a generator with a locking device which locks the generator rotor relative to the generator stator in a predetermined position and at the same time minimizes the transmission of vibrations of the generator rotor to the generator stator.
  • the invention was based on the object of specifying an alternative generator.
  • the invention solves the underlying problem by proposing a generator with the features of claim 1.
  • the invention proposes that the locking device has a damping element, which is designed such variable in shape that it deforms due to the power flow between the generator rotor and generator stator.
  • the generator according to the invention can be used both in wind turbines, which are operated without gear and in wind turbines, which have a transmission.
  • the damping element of the locking device which is designed so that it deforms due to the power flow between the generator rotor and generator stator, thus dampens the vibrations of the generator rotor and the generator stator and prevents the generation of a resonant vibration.
  • the coupling of the locking device between generator rotor and generator stator can be done both positive and non-positive. Due to the resulting force flow between the generator rotor and generator stator, the rotation of the generator rotor relative to the generator stator is prevented.
  • the damping element is embodied in such a form variable manner that the generator rotor can be moved in the radial direction relative to the generator stator.
  • a detent is thus proposed which does not hinder the oscillation behavior of the generator rotor and generator stator in the radial direction as far as possible, and thus influences the measured values of a modal analysis, such as the natural frequency, only to a small extent.
  • the damping element of the present invention is advantageously further developed in that it is designed in such a form variable that the generator rotor is movable in the axial direction relative to the generator stator. According to the invention, a locking is thus proposed, which the
  • the present invention is advantageously further developed in that the damping element is designed in such a form variable that the mobility of the generator rotor relative to the generator stator in the circumferential direction, compared with the mobility in the radial or axial direction is limited.
  • a locking device is thus proposed which proposes a secure locking of the generator rotor relative to the generator stator, but dampens the power flow between the generator rotor and generator stator in the circumferential direction but at least limited.
  • the damping element undergoes a tensile or compressive force.
  • a relative movement of the generator stator and the generator rotor in the axial or radial direction causes shearing forces, which act on the damping element. Since the shear modulus G is smaller in a known manner than the modulus of elasticity E, consequently, the required shear stress, which must be used to move a defined point by the distance DI, is less than the tensile or compressive stress, which for a shift by DI would have to be spent.
  • the locking device has a holding arm, which has a stator-side end and a rotor-side end, wherein at the stator end a receptacle for the damping element is formed, which is adapted to receive the damping element, which with the support structure in Plant can be brought.
  • a holding arm is proposed, which provides a cost-effective and easy to handle connection between the damping element and the clamping unit.
  • a clamping unit is formed on the rotor-side end of the support arm, which has at least one recess through which connection means, in particular screws, are feasible, and which is adapted to connect the locking device with the generator rotor. It is thus proposed a clamping unit, which provides a simple and fast coupling and decoupling of the locking device of the generator rotor.
  • the support structure has a plurality of segments, wherein each of the segments has a first side and a second, arranged in the circumferential direction opposite side, and a first locking device with the first side of the support structure is brought into abutment and at least one further arresting device can be brought into abutment with the second side of the support structure, the direction of action of the first arresting device extending substantially opposite to the direction of action of the second arresting device.
  • the force flow of the rotor acting on the supporting structure is introduced more uniformly into the supporting structure and thus leads to a lower stress on the segments of the supporting structure and the components of the wind power plant connected to it.
  • the damping element with a pressurized fluid in particular compressed air can be filled.
  • the invention makes use of the knowledge that by filling with a pressurized fluid, the degree of damping in the tangential, radial and axial directions can be controlled.
  • the stiffness of the Dämpungselements by the filling is controllable such that the shear or Walk behavior of Dämpungselements and thus the locking of the generator rotor relative to the generator stator in the tangential, radial and axial direction is controllable.
  • the effective direction of the locking device extends, preferably in the circumferential direction of the generator, substantially perpendicular to the contact surface between the respective support structure and the respective damping element.
  • a further preferred embodiment of the invention provides a braking device which is adapted to reduce the relative speed of the generator rotor or at least to hold the generator rotor after reaching standstill temporarily, wherein the braking device comprises a brake unit and a brake disc, which is operatively connected to the generator rotor ,
  • the invention makes use of the finding that the braking device facilitates the positioning of the generator rotor relative to the generator stator, whereby the locking, in particular the positive locking, of the generator rotor relative to the generator stator is facilitated.
  • the locking device can be coupled to the brake disk.
  • the invention makes use of the fact that the brake disc is usually more accessible than the generator rotor itself, and by the locking of the Brake disk in a predetermined position relative to the generator stator of the operatively connected generator rotor is also locked.
  • the brake disc recesses, and the clamping unit is adapted to be coupled by means of a clamping connection, in particular a clamping connection in the region of the recesses, with the brake disc.
  • the underlying object is achieved by a wind energy plant with a nacelle, a machine carrier arranged in the nacelle and a rotor rotatably mounted on the nacelle, characterized by a generator operatively connected to the rotor according to at least one of the previously described embodiments.
  • a generator operatively connected to the rotor according to at least one of the previously described embodiments.
  • the wind turbine according to the invention further comprises a device for rigid locking, which is adapted to rigidly lock the generator rotor relative to the generator stator, in particular for performing maintenance and installation work, in a predetermined position in the coupled state, and further after completion of the Work to be solved again.
  • the device is preferably designed as a holding brake or as a positive locking device.
  • the object mentioned is achieved by a method for locking a rotor of a generator, in particular a generator according to one of the preferred embodiments described above, comprising the steps of: holding the generator rotor relative to the generator stator in a predetermined position, coupling a locking device between the generator rotor and Generatorsta- gate such that a force flow between the generator rotor and generator stator arises, wherein the locking device comprises a damping element which is designed so that it deforms as a result of the power flow between the generator rotor and generator stator, and decoupling the damping locking device of the generator rotor and / or generator stator.
  • the locking device is preferably a locking device according to one of the preferred embodiments described above.
  • the method includes carrying out a modal analysis for determining the dynamic behavior of the generator.
  • the modal analysis is preferably carried out after the coupling of the locking device between the generator rotor and generator stator, and before the decoupling of the locking device of the generator rotor and / or generator stator. It is thus proposed a method for vibration control of wind turbines.
  • damping element with a pressurized fluid in particular compressed air can be filled.
  • the method is advantageously further developed in that the damping element is first mounted in the step of coupling between the generator and the stator, and then filled in such a way that it comes into contact with the support structure.
  • the filling of the Dämfungselements in the mounted state and / or the locking device facilitates the assembly significantly.
  • the above-mentioned object is achieved by the use of a damping locking device in the initiation and implementation of a modal analysis for determining the dynamic behavior of a generator, in particular a generator according to at least one of the embodiments described above, wherein the locking device comprises a damping element which is like that is formed variable in shape that it deforms due to the power flow between the generator rotor and generator stator.
  • the generator may be a synchronous generator, an asynchronous generator, or a double-fed asynchronous generator.
  • An example of a synchronous generator is a multi-pole synchronous ring generator of a wind power plant, wherein other generators including other synchronous generators can be used according to the invention.
  • Such a multi-pole synchronous ring generator of a wind turbine has a plurality of stator teeth, in particular at least 48 stator teeth, often even significantly more stator teeth, in particular 96 stator teeth or even more stator teeth.
  • the magnetically active region of the synchronous generator namely both the generator rotor and the generator stator, is arranged in an annular region about the axis of rotation of the synchronous generator.
  • the generator preferably has a magnetically active region, namely both the rotor and the stator, which is arranged in an annular region about the axis of rotation of the synchronous generator.
  • a magnetically active region namely both the rotor and the stator, which is arranged in an annular region about the axis of rotation of the synchronous generator.
  • Wind energy plant according to the invention may have a support structure in the inner region, which may be formed but axially offset in some embodiments.
  • the generator is preferably foreign-excited.
  • the generator is a slowly rotating generator. This is understood to mean a generator with a speed of 100 revolutions per minute or less, preferably 50 revolutions per minute or less, more preferably in a range of 5 to 35 revolutions per minute.
  • Figure 1 a wind turbine schematically in a perspective
  • Figure 2 a schematic representation of a rotor of a
  • Figure 3 a section of the view of the rotor and a
  • Figure 4 a schematic representation of the locking device according to
  • FIG. 2 is a diagrammatic representation of FIG. 1
  • Figure 5a a section of the locking device according to Figure 4 without
  • Figure 5b a section of the locking device according to Figure 4 below
  • Figure 5d a section of the locking device according to Figure 4 below
  • FIG. 1 shows a wind energy plant 100 with a tower 102 and a nacelle 104.
  • a rotor 106 with three rotor blades 108 and a spinner 110 is arranged on the nacelle 104.
  • the rotor blades 108 are arranged with their rotor blade root on a rotor hub.
  • the rotor 106 is rotated by the wind during operation and thereby drives a generator (not shown) in the nacelle 104.
  • FIG. 2 shows a generator 120, in particular a generator for the wind power plant 100, with a rotatably mounted generator rotor 121, a generator stator 122 corresponding to the generator rotor 121, which has a support structure 123 for attachment in the wind energy plant 100.
  • the stator support structure 123 further includes a plurality of segments
  • Each segment of the stator support structure 123 a, b, c has at least one first side 123 'a, b, c and a second side 123 "a, b, c. Furthermore, at least three locking devices 130 a, b, c are arranged in the generator 120, which are coupled between the generator rotor 121 and the generator stator 122 in such a way that a force flow is generated between the generator rotor 121 and the generator stator 122.
  • the locking devices 130 a, b, c lock the generator rotor 121 relative to the generator stator 122 in a predetermined position.
  • Figure 3 shows a section of the generator 120 according to Figure 2.
  • the rotatably mounted rotor 121 is operatively connected to a brake disc 125 which is formed so that it has a plurality of recesses along its circumference.
  • the generator stator 122 is connected to a support structure 123.
  • Statortrag croquet 123 is configured to connect the generator stator 122 to the wind turbine 100.
  • the stator support structure 123 further has a plurality of segments 123 a, b, c and at least one first side 123 'and a second side to 123 ".
  • the locking device 130 ', 130 " is connected to the brake disc 125 a
  • the locking device 130 ', 130 "further comprises a holding arm 133, which has a stator-side end with a receptacle 134 for the damping element 131 and a rotor-side end.
  • the damping element 131 is arranged on the receptacle 134.
  • a clamping unit 132 is formed which has one or more recesses 135 through which connection means, for example screw connections, can be made to form a clamping connection.
  • FIG. 4 shows the locking device 130.
  • the locking device 130 comprises a holding arm 133, which has a stator-side end, on which a receptacle 134 for a damping element and a damping element 131 are arranged. Further, the holding arm 133 has a rotor-side end on which a clamping unit 132 is formed.
  • the clamping unit 132 has at least one recess 135 through which connecting means, in particular screws, to form a clamping connection can be carried out.
  • the contact surface between support structure 123 and damping element 131 extends substantially perpendicular to an axis 150.
  • the effective direction of the damping element 131 starting from the circumference of the rotor 121, extends substantially parallel to the axis 150.
  • FIG. 5a shows a section of the locking device 130 in the idle state.
  • the locking device 130 comprises an axis of symmetry 140, a holding arm 133 which has a stator-side end, on which a receptacle 134 for a damping element and a damping element 131 are arranged.
  • the damping element 131 is in contact with the support structure 123 of the stator 122.
  • the contact surface between support structure 123 and damping element 131 extends substantially perpendicular to the axis 150.
  • FIG. 5 a shows an axis 150, which runs essentially perpendicular to the radial of the generator 120 and which essentially coincides with the axis of symmetry 140 of the locking device 130.
  • FIG. 5b shows a section of the locking device 130 according to FIG. 5a, which experiences a relative movement in the radial direction under the action of a force FR.
  • the locking device 130 further experiences a force Fn in the circumferential direction through the rotor 121, which is transmitted to the damping element 131.
  • the damping element in this case has a height L.
  • the variable-shape damping element 131 experiences essentially a shear around AL as a result of the force FR.
  • FIG. 5 b shows an axis 150 which, under the relative movement in the radial direction, is at a distance AL from the axis of symmetry 140 of FIG
  • Locking device 130 has.
  • FIG. 5c shows a detail of the locking device 130 according to FIG. 5a, which under the action of a force FA is a relative movement in the axial direction
  • the locking device 130 further experiences a force Fn in the circumferential direction through the rotor 121, which is transmitted to the damping element 131.
  • the damping element in this case has a height L.
  • the variable-shape damping element 131 experiences essentially a shear around AL as a result of the force FR.
  • FIG. 5c shows an axis 150 which, under the relative movement in the axial direction, is at a distance AL from the axis of symmetry 140 of FIG
  • Locking device 130 has.
  • FIG. 5d shows a detail of the locking device 130 according to Figure 5a, which under the action of a force F 2 (FT2 "Fn) by the rotor 121, a
  • Transfer damping element 131 so that the height of the variable-shape damping element is compressed by AL.
  • FIG. 5 d shows an axis 150 which substantially coincides with the axis of symmetry 140 of the locking device 130.
  • the shear stress t to be applied for shear by the angle g is derived as follows: with G as shear modulus.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)

Abstract

L'invention concerne un générateur, en particulier un générateur (120) d'une éolienne, comprenant un rotor de générateur monté de manière à pouvoir tourner, un stator de générateur correspondant au rotor (121) de générateur, lequel comporte une structure porteuse (123) destinée à être fixée dans l'éolienne (100) ; et au moins un dispositif d'arrêt, lequel peut être accouplé de telle manière entre le rotor (121) de générateur et le stator (122) de générateur qu'un flux de force se forme entre le rotor (121) de générateur et le stator (122) de générateur et lequel est mis au point pour arrêter, dans l'état couplé, le rotor (121) de générateur par rapport au stator (122) de générateur dans une position prédéfinie. L'invention résout le problème qui lui est sous-jacent en ce que le dispositif d'arrêt (130) comporte un élément d'amortissement (131), lequel est réalisé avec une forme variable de telle manière qu'il se déforme du fait du flux de force entre le rotor (121) de générateur et le stator (122) de générateur.
EP19708822.2A 2018-02-28 2019-02-28 Générateur d'une éolienne, éolienne pourvue de ce dernier, procédé servant à arrêter un générateur, et utilisation d'un dispositif d'arrêt Withdrawn EP3759345A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018104627.8A DE102018104627A1 (de) 2018-02-28 2018-02-28 Generator einer Windenergieanlage, Windenergieanlage mit selbigem, Verfahren zum Arretieren eines Generators sowie Verwendung einer Arretiervorrichtung
PCT/EP2019/054994 WO2019166552A1 (fr) 2018-02-28 2019-02-28 Générateur d'une éolienne, éolienne pourvue de ce dernier, procédé servant à arrêter un générateur, et utilisation d'un dispositif d'arrêt

Publications (1)

Publication Number Publication Date
EP3759345A1 true EP3759345A1 (fr) 2021-01-06

Family

ID=65657457

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19708822.2A Withdrawn EP3759345A1 (fr) 2018-02-28 2019-02-28 Générateur d'une éolienne, éolienne pourvue de ce dernier, procédé servant à arrêter un générateur, et utilisation d'un dispositif d'arrêt

Country Status (5)

Country Link
US (1) US20210048000A1 (fr)
EP (1) EP3759345A1 (fr)
CN (1) CN112041559A (fr)
DE (1) DE102018104627A1 (fr)
WO (1) WO2019166552A1 (fr)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659286B1 (fr) * 2004-11-18 2008-08-20 Eickhoff Maschinenfabrik GmbH Vireur pour axe de générateur entraîné par une éolienne
US7360310B2 (en) * 2005-10-05 2008-04-22 General Electric Company Method for changing removable bearing for a wind turbine generator
DE102007058746A1 (de) * 2007-06-18 2008-12-24 Hanning & Kahl Gmbh & Co. Kg Arretierungsvorrichtung für eine Windturbine
DE102008063043B4 (de) * 2008-12-23 2010-10-28 Aerodyn Engineering Gmbh Arretierungsvorrichtung für den Rotor von Windenergieanlagen
EP2333326B1 (fr) * 2009-11-26 2013-07-17 Siemens Aktiengesellschaft Système de freinage pour une éolienne avec blocage du rotor intégré, générateur et éolienne
US8786124B2 (en) * 2010-07-12 2014-07-22 Alstom Wind, S.L.U. Wind turbine
EP2620636B1 (fr) * 2012-01-24 2016-07-13 Nordex Energy GmbH Dispositif d'arrêt pour un embrayage d'une éolienne
DE102012219549A1 (de) * 2012-06-15 2013-12-19 Takata AG Arretiervorrichtung zum Arretieren einer bewegbaren Komponente
US20140010656A1 (en) * 2012-07-05 2014-01-09 Jacob Johannes Nies Fixation device
JP6237273B2 (ja) * 2014-01-30 2017-11-29 株式会社ジェイテクト 風力発電装置用継手部材及び風力発電装置
DE102015216518A1 (de) * 2014-12-18 2016-06-23 Takata AG Arretiervorrichtung
EP3073109A1 (fr) * 2015-03-23 2016-09-28 ALSTOM Renewable Technologies Obtention des propriétés dynamiques d'un composant d'éolienne
DE102015210729A1 (de) * 2015-05-22 2016-11-24 Takata AG Arretiervorrichtungen

Also Published As

Publication number Publication date
CN112041559A (zh) 2020-12-04
DE102018104627A1 (de) 2019-10-10
WO2019166552A1 (fr) 2019-09-06
US20210048000A1 (en) 2021-02-18

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