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WO2015084173A1 - Procédé de manipulation d'une pale d'éolienne à entraînement direct ; et ensemble éolienne à entraînement direct - Google Patents

Procédé de manipulation d'une pale d'éolienne à entraînement direct ; et ensemble éolienne à entraînement direct Download PDF

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Publication number
WO2015084173A1
WO2015084173A1 PCT/NL2014/050831 NL2014050831W WO2015084173A1 WO 2015084173 A1 WO2015084173 A1 WO 2015084173A1 NL 2014050831 W NL2014050831 W NL 2014050831W WO 2015084173 A1 WO2015084173 A1 WO 2015084173A1
Authority
WO
WIPO (PCT)
Prior art keywords
blade
direct drive
wind turbine
drive wind
assembly
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.)
Ceased
Application number
PCT/NL2014/050831
Other languages
English (en)
Inventor
Herman Luimes
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.)
Xemc Darwind BV
Original Assignee
Xemc Darwind BV
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 Xemc Darwind BV filed Critical Xemc Darwind BV
Publication of WO2015084173A1 publication Critical patent/WO2015084173A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
    • 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
    • F05B2220/7066—Application in combination with an electrical generator via a direct connection, i.e. a gearless transmission
    • 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
    • F05B2230/00—Manufacture
    • F05B2230/60—Assembly methods
    • 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
    • F05B2230/00—Manufacture
    • F05B2230/70—Disassembly methods
    • 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
    • F05B2240/00—Components
    • F05B2240/10—Stators
    • F05B2240/14—Casings, housings, nacelles, gondels or the like, protecting or supporting assemblies there within
    • 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
    • F05B2260/40—Transmission of power
    • F05B2260/403—Transmission of power through the shape of the drive components
    • F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Definitions

  • the present invention relates to a method of handling a direct drive wind turbine blade for a direct drive wind turbine assembly using a lifting device, the direct drive wind turbine assembly comprising a rotational system capable of rotating about an axis, said rotational system comprising
  • said hub comprising a blade attachment area for the blade
  • the blade is lifted using a lifting device, and the blade is moved in a direction transverse to said blade attachment area;
  • the rotational system further comprises a gear ring having a main plane transverse to the axis of rotation of the rotational system, and
  • the direct drive wind turbine assembly comprises a jog assembly comprising a motor, a reduction gear box and a pinion;
  • the motor is used to rotate the rotational system via the pinion engaging the gear ring to the extent that the blade attachment area is at an orientation that is transverse to the direction of movement that is provided by the lifting device, and the blade is moved in a direction transverse to the blade attachment area.
  • direct drive wind turbine assembly comprises i) an incomplete direct drive wind turbine lacking one or more blades (i.e. under construction or during disassembly), and ii) a complete direct drive wind turbine (all blades attached) .
  • handleling means i) detaching the blade from the blade attachment area of the hub, or ii) attaching the blade to the blade attachment area of the hub; when said hub is already mounted on a support (usually a tower) for the direct drive wind turbine assembly, usually as part of a nacelle. Handling involves the use of a lifting device, which lifts the blade.
  • lifting means holding above the earth surface and is irrespective of whether the blade is carried upwards, downwards or sideways.
  • a hub with one or more attached blades and at least one blade attachment area without an attached blade will usually (i.e. for most rotational orientations of the rotational axis of the hub) mean that the hub is subject to large torque forces. For this reason, the hub of a direct drive is blocked when a blade is handled, using one or more blocking bolts. Because the hub cannot rotate, to attach a blade, said blade has to be oriented in a direction transverse to the blade attachment area.
  • a special tool called "Blade dragon" designed by Liftra (Aalborg, Denmark) is available for this purpose. It is also suitable for removing a blade.
  • a disadvantage is that this tool is quite expensive. This problem is bigger if a company has to handle blades at more than one location on earth at the same time, as more of these devices will be needed. Also, the method is time consuming, increasing cost.
  • EP2573384 discloses a method according to the preamble, wherein an actuator (motor) is used to rotate the rotor of the electrical generator and the hub of the wind turbine. To keep the hub in a particular orientation, the brake disk of the rotor is used by activating the callipers.
  • an actuator motor
  • the brake disk of the rotor is used by activating the callipers.
  • the object of the present invention is provide a more
  • a method according to the preamble is characterized in that the jog assembly comprises a means for blocking the rotation of said rotational system and the method comprises the step of blocking said rotational system using said means when said blade attachment area is at a desired orientation.
  • the means may comprise a drum brake or a disk brake, or a pin.
  • the activation of the means for blocking can be performed by the jog assembly, and in contrast to the prior art the callipers of the brake disk of the rotational system don't need to be connected to allow them to operate. In other words, only the jog assembly needs to be powered, saving time. Also, less energy is required to maintain the blade attachment area at the desired orientation.
  • the axis connecting the motor to the gear box will be blocked, or not preferred the blocking is performed somewhere between a gear connected to the motor and a gear connected to the pinion. In other words, the closer to the pinion, the less preferred, also because this will require a more sturdy (and hence more expensive) construction of the means for blocking.
  • the lifting device does not need to reach as high, for a blade having its distal tip above the axis of rotation, as in case a Blade dragon is used. This means that a cheaper lifting device may be used, saving cost.
  • the reduction gear box provides a reduction ratio of at least 1:200, preferably at least 1:400, more preferably at least 1: 600. This allows to easily orientate and/or maintain the blade attachment area at the desired orientation. To save time, it is preferred if the jog assembly allows for both clockwise and
  • the blade is held with its longitudinal axis transverse to the vertical and the blade is moved by the lifting device in a direction parallel to said longitudinal axis.
  • Blades are generally in a substantially horizontal position when they are supplied (in case of assembly) or carried off (in case of a repair or decommissioning) .
  • a more cost-efficient method is provided because the blade does not need to be rotated when lifting it off the ground (in case of assembly or blade replacement), or when it to be put onto the ground (in case of blade removal) .
  • the rotational system may be rotated for the next handling operation. Also, by keeping the blade substantially horizontal, the risk of damage to the blade is reduced.
  • the generator rotor of the rotational system comprises the gear ring and the rotational system is rotated by driving the gear ring with the pinion until the desired orientation of the blade attachment area is reached.
  • the jog assembly is removed.
  • the jog assembly can be used for another direct drive wind turbine assembly, reducing costs if the method is applied for a plurality of direct drive wind turbine assemblies.
  • the means for blocking comprises a ratchet.
  • the present invention relates to a direct drive wind turbine assembly comprising a rotational system capable of rotating about an axis, said rotational system comprising
  • said hub comprising a blade attachment area for the blade
  • the rotational system comprises a gear ring having a main plane transverse to the axis of rotation of the rotational system
  • the direct drive wind turbine assembly comprises a jog assembly comprising a motor, a reduction gear box and a pinion for driving the gear ring
  • the jog assembly comprises means for blocking the rotation of said rotational system.
  • the direct drive wind turbine assembly allows for attachment or removal of a direct drive wind turbine blade without a device for blade handling such as the Blade dragon to rotate it over a relatively large angle, such as 30°-90°.
  • the direct drive wind turbine assembly is equipped with a jog assembly comprising a motor, a reduction gear box and a pinion.
  • the gear ring allows for the use of more than one jog assembly, which then can be smaller (less powerful) or allow for quicker rotation of the rotational system to the desired orientation.
  • the jog assembly may be a jog assembly that is permanently fixed to the direct drive wind turbine assembly.
  • the rotational system is capable of being rotated about its axis of rotation by the jog assembly.
  • the reduction gear box provides a reduction ratio of at least 1:200, preferably at least 1:400, more preferably at least 1: 600.
  • the blade attachment area of the hub is easily maintained at the desired orientation even if the rotational system is not in a rotational equilibrium. Because it is part of the jog assembly, no separate mounting of blocking means to the wind turbine is required, nor is it necessary to provide power to a location different from the jog assembly to operate the blocking means .
  • the generator rotor of the rotational system comprises the gear ring.
  • the motor may be less powerful, saving cost.
  • the jog assembly is detachably mounted to the direct drive wind turbine assembly.
  • the jog assembly can be used for another direct drive wind turbine assembly comprising the gear ring, reducing operating costs in the maintenance of a plurality of direct drive wind turbine assemblies and also reducing the wear of the components of said jog assembly when a direct drive wind turbine is fully operational.
  • the generator of the direct drive wind turbine assembly comprises a cover comprising an opening for inserting the pinion of the jog assembly to allow the pinion to engage the gear ring.
  • the jog assembly can be temporarily attached easily.
  • the opening is preferably at the downwind side of the generator. In case of more jog assemblies, there may be a single opening or multiple. It is preferred that openings are closed when the jog assembly is not present.
  • the means for blocking comprises a ratchet.
  • the means for blocking comprise a second ratchet for blocking rotation in a direction allowed by the first ratchet.
  • the hub By selecting the first or the second ratchet, the hub can be rotated in a desired direction until the desired position is reached, and subsequently blocked. By engaging both ratchets, it is possible to block any rotation in that desired position of the hub.
  • Fig. la shows a front view of a direct drive wind turbine assembly
  • Fig. lb shows a lateral view of a detail of the direct drive wind turbine assembly of fig. la;
  • Fig. 2 shows a cross-sectional perspective view of the direct drive wind turbine assembly of Fig. 1;
  • Fig. 3 shows a ratchet as means for blocking.
  • Fig. la shows a front view and Fig. lb of a partial side view of a direct drive wind turbine assembly 100 comprising a tower 110, a nacelle 120, a generator 130, a hub 140 and direct drive wind turbine blades 150.
  • Blade 150' ' ' is a blade that is to be attached to a blade attachment area 141 of the hub 140.
  • the direct drive wind turbine assembly 100 comprises a rotational system 170 comprising a generator rotor (shown in Fig. 2) of the generator 130, the hub 140 and the blades 150', 150". It is capable of rotating about an axis of rotation 171, that is at a modest angle a to the horizontal, such as less than 15°, here 6°.
  • the rotational system is rotationally balanced, i.e. it has no tendency to exert a high torque on the hub 140 forcing it to rotate.
  • a rotational unbalance will exist, with a large torque.
  • a jog assembly 180 is used, as will be discussed in more detail with reference to Fig. 2.
  • Fig. la the rotational system 170 has been rotated such that the blade attachment area 141 is in a vertical plane.
  • Lifting and/or moving sideways the blade 150' ' ' in a horizontal position towards the blade attachment area 141 of the hub 140 is known in the art (for example in US20120192402) .
  • a suitable holding device comprises for example two hooks onto which the blade 150' ' ' can rest.
  • the situation with rotational unbalance described above is also present in case of removal of a blade 150.
  • the jog assembly 180 will be used to rotate the rotational system 170 until the blade that is to be removed is oriented such that it can be handled by the lifting device (here: until the blade is horizontal) .
  • Fig 2 depicts a cross-sectional perspective view of a part of the direct drive wind turbine assembly 100 depicted in Fig. 1.
  • the generator 130 comprises a stator 234 and a generator rotor 235.
  • the generator rotor 235 comprises a gear ring 272 at its internal face, said gear ring 272 having a main plane transverse to the axis of rotation 171 of the rotational system 170 and comprising teeth 273 in its internal face.
  • the jog assembly 180 comprises a pinion 281 connected to a motor
  • the generator 130 comprises a cover 231, the cover 231 comprising an opening 232 for the pinion 281 such that said pinion 281 can cooperate with the teeth 273 to drive the gear ring 272.
  • the pinion 281 is driven by the motor 282 via the reduction gear box 283 to provide enough torque to drive the gear ring 272 even if a rotational unbalance exists in the rotational system 170 exerted by the blades 150', 150' ' .
  • the torque is then transmitted from the gear ring 272 and hence to the rotational system 170 of the direct drive wind turbine assembly 100, causing the rotation of the hub 140. This rotation is carried out until, for example, the blade attachment area 141 of the hub 140 is in an orientation that allows the
  • the reduction gear box 283 helping to achieve said orientation easily.
  • the rotation of the rotational system 170 is blocked by means 284, in the present embodiment a brake disc 284 (housing of brake shown only) , until the blade is handled, the motor 282 not actuating the pinion 281 any longer.
  • the jog assembly 180 is designed such that it is detachably mounted to the direct drive wind turbine assembly 100.
  • the jog assembly 180 can be mounted on another direct drive wind turbine assembly 100 requiring a blade to be handled, decreasing costs since the same jog assembly can be used for the construction, maintenance or decommissioning of a plurality of direct drive wind turbine assemblies according to the invention.
  • the housing of the gear box 283 is temporary connected (using bolts) to the cover 231.
  • a suitable gear box 283 is available commercially, for example a SL8504 available from Brevini Riduttori S.p.A. (42100 Reggio Emilia, Italy) . It has a reduction ratio of 1:964 and a max. output torque of 131 kNm.
  • the motor is for example a motor delivering 7.1 kW at 500 tpm.
  • the combination of gear ring and pinion is contemplated to have the following properties: Gear ring diameter (pitch) 4730 mm; teeth module is 24; number of teeth gear ring is 197, and of the pinion 14. Hence, the ratio gear ring/pinion is 14, thus multiplying the torque by that number. The torque can easily be increased further by
  • jog assemblies accommodate multiple jog assemblies.
  • two jog assemblies are contemplated (part of a second opening and a tiny part of a second gear box are visible in Fig. 2 at the right) .
  • the jog assembly is preferably provided at the rear side (downwind side) of the generator.
  • the method can be performed within the scope of the appended claims in a variety of manners .
  • the blocking means may be a pin that is inserted into a hole in an axle or gear of the jog assembly.
  • the pin is a pawl such as a spring-loaded or
  • a gravity-controlled pin cooperating with a toothed wheel (ratchet wheel), allowing rotation in one direction while blocking rotation in the opposite direction. Then no power or controller to operate the means is necessary.
  • the pawl could be retractable (using an
  • Fig. 3 shows a ratchet 300 as means for blocking, comprising a ratchet wheel 301 and a pawl 302.
  • the ratchet wheel 301 is mounted on an axle 303 connecting the motor 282 with the gear box 283.
  • a second ratchet wheel 311 (only one tooth is shown, hatched) for blocking rotation in the opposition rotational direction, involving the use of a second pawl 312 (shown hatched) .
  • the pawls are attached to a hollow bushing 320, slideably and rotatably mounted on a rod 321. By selecting the axial position of the bushing 320 along the rod 321, the active pawl is selected.
  • the pawls are fixed to the rod 321 and the rod 321 is slideably and rotatably mounted. There may be a single pawl, which is be removable, flipped and slid over the rod again to the location of the other ratchet wheel. If the pawls are not fixed with respect to each other, it is possible to engage them both once the hub 140 is in a desired orientation so as to prevent rotation in any rotational direction.

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  • 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)
  • Wind Motors (AREA)

Abstract

L'invention porte sur un procédé de manipulation d'une pale d'éolienne à entraînement direct pendant la construction, la maintenance ou le démantèlement d'une éolienne à entraînement direct, lequel procédé met en jeu l'utilisation d'un dispositif de levage pour lever la pale d'un système de rotation. Le système de rotation est tourné à l'aide d'un ensemble à gabarit. Pour bloquer la rotation, l'ensemble à gabarit comprend des moyens de blocage. La pale est fixée/retirée quand le système de rotation est dans l'orientation désirée. L'invention porte également sur un ensemble éolienne à entraînement direct.
PCT/NL2014/050831 2013-12-05 2014-12-04 Procédé de manipulation d'une pale d'éolienne à entraînement direct ; et ensemble éolienne à entraînement direct Ceased WO2015084173A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2011901 2013-12-05
NL2011901 2013-12-05

Publications (1)

Publication Number Publication Date
WO2015084173A1 true WO2015084173A1 (fr) 2015-06-11

Family

ID=50239895

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NL2014/050831 Ceased WO2015084173A1 (fr) 2013-12-05 2014-12-04 Procédé de manipulation d'une pale d'éolienne à entraînement direct ; et ensemble éolienne à entraînement direct

Country Status (1)

Country Link
WO (1) WO2015084173A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3226384A1 (fr) * 2016-03-30 2017-10-04 Siemens Aktiengesellschaft Commande de mouvement de rotation d'un générateur électrique au moyen d'un dispositif tournant
CN107294273A (zh) * 2016-03-30 2017-10-24 西门子公司 借助于转动装置的发电机的旋转运动控制
CN109477462A (zh) * 2016-07-08 2019-03-15 纳博特斯克有限公司 风车驱动系统和风车

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1167754A2 (fr) * 2000-06-28 2002-01-02 Enron Wind GmbH Vireur pour le rotor d'une éolienne
CN202194786U (zh) * 2011-08-26 2012-04-18 三一电气有限责任公司 一种主轴锁紧驱动装置及风力发电机
US20120133147A1 (en) * 2011-10-11 2012-05-31 Mitsubishi Heavy Industries, Ltd. Turning device for wind turbine rotor and wind turbine generator including the same
US20120192402A1 (en) 2006-11-23 2012-08-02 Henrik Lynderup Hansen Method and device for mounting of wind turbine blades
EP2573384A1 (fr) 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Procédé de rotation du rotor d'une éolienne et supports pour utiliser ce procédé
EP2573385A1 (fr) * 2011-09-22 2013-03-27 Siemens Aktiengesellschaft Procédé de rotation du rotor d'une éolienne et supports pour utiliser ce procédé

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1167754A2 (fr) * 2000-06-28 2002-01-02 Enron Wind GmbH Vireur pour le rotor d'une éolienne
US20120192402A1 (en) 2006-11-23 2012-08-02 Henrik Lynderup Hansen Method and device for mounting of wind turbine blades
CN202194786U (zh) * 2011-08-26 2012-04-18 三一电气有限责任公司 一种主轴锁紧驱动装置及风力发电机
EP2573384A1 (fr) 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Procédé de rotation du rotor d'une éolienne et supports pour utiliser ce procédé
EP2573385A1 (fr) * 2011-09-22 2013-03-27 Siemens Aktiengesellschaft Procédé de rotation du rotor d'une éolienne et supports pour utiliser ce procédé
US20120133147A1 (en) * 2011-10-11 2012-05-31 Mitsubishi Heavy Industries, Ltd. Turning device for wind turbine rotor and wind turbine generator including the same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3226384A1 (fr) * 2016-03-30 2017-10-04 Siemens Aktiengesellschaft Commande de mouvement de rotation d'un générateur électrique au moyen d'un dispositif tournant
CN107294273A (zh) * 2016-03-30 2017-10-24 西门子公司 借助于转动装置的发电机的旋转运动控制
US10454342B2 (en) 2016-03-30 2019-10-22 Siemens Gamesa Renewable Energy A/S Rotational movement control of an electric generator by means of a turning device
CN107294273B (zh) * 2016-03-30 2021-02-09 西门子歌美飒可再生能源公司 借助于转动装置的发电机的旋转运动控制
CN109477462A (zh) * 2016-07-08 2019-03-15 纳博特斯克有限公司 风车驱动系统和风车

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