WO2013106879A1 - Éolienne - Google Patents

Éolienne Download PDF

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Publication number
WO2013106879A1
WO2013106879A1 PCT/AT2013/050012 AT2013050012W WO2013106879A1 WO 2013106879 A1 WO2013106879 A1 WO 2013106879A1 AT 2013050012 W AT2013050012 W AT 2013050012W WO 2013106879 A1 WO2013106879 A1 WO 2013106879A1
Authority
WO
WIPO (PCT)
Prior art keywords
inner part
planet
outer part
planetary gear
wind turbine
Prior art date
Application number
PCT/AT2013/050012
Other languages
German (de)
English (en)
Inventor
Alexander Kari
Original Assignee
Miba Gleitlager 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 Miba Gleitlager Gmbh filed Critical Miba Gleitlager Gmbh
Publication of WO2013106879A1 publication Critical patent/WO2013106879A1/fr

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Classifications

    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/08—Attachment of brasses, bushes or linings to the bearing housing
    • 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
    • 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
    • F03D15/10—Transmission of mechanical power using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
    • 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
    • F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
    • 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
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/79—Bearing, support or actuation arrangements therefor
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/31—Wind motors
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
    • 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
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H2057/085—Bearings for orbital gears
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
    • G10L2015/025—Phonemes, fenemes or fenones being the recognition units
    • 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 invention relates to a wind turbine with a rotor and a generator, wherein between the rotor and the generator, a planetary gear is arranged, which is in operative connection with the rotor and the generator, wherein the planetary gear has a plurality of planet gears, a plurality of bolts, and a planet carrier, wherein in each case a planet gear is mounted on a respective bolt, wherein the bolt is fixed to the planet carrier.
  • Planetary gear for wind turbines for generating electrical power as they are known for example from DE 102 60 132 AI, are used to translate the relatively low speed of the rotor of the wind turbine into a higher speed of the generator rotor.
  • the planetary gear is formed in several parts and one -in the radial direction - outer part and at least one inner part, wherein the at least one inner part rests against the bolt and at least a portion of its surface has a sliding layer.
  • the at least one inner part is connected to the outer part. There are thus relative movements of the sliding bearing in relation to avoided the outer part of the planet, whereby peak loads due to tilting moments and thus the possible destruction of the sliding bearings can be better avoided. It may be provided that the connection of the at least one inner part is formed with the outer part via a connecting element having its largest dimension in the axial direction. It is thus achievable a further reduction of local peak loads of the plain bearings, since thus by introducing the torque forces via the connecting element exclusively in the axial direction of the Walkt cement the sliding bearings can at least largely be excluded, since this arises only between relatively moving radial surfaces, caused by the combination of elastic deformation and circumferential force application.
  • the at least one inner part is connected to the outer part via a screw connection, that is, the connecting elements in the form of a
  • Screw formed as a releasable connection can be made available, which can be easily solved in case of repair.
  • the screw connection can also be designed as a predetermined breaking point in case of overload.
  • the at least one inner part is positively connected to the outer part in addition to or in addition to the above-mentioned connection method. It is thus a better power transmission achievable.
  • the positive-locking element can also be used as an installation aid for the inner part on the outer part, in that the correct positioning is predetermined via the positive-locking element. This is particularly in terms of split bearings, so for example Gleitlager Halb shells or plain bearing segments advantage.
  • the outer part has a web pointing inwards in the radial direction on the pin, against which the at least one inner part rests. It is thus a larger-scale power transmission in the axial direction from the outer part to the inner part and vice versa allows, which can be achieved as a result also due to the improved power flow, a longer life of storage.
  • the inner part has a radially outwardly facing web, with which rests the at least one inner part of the outer part. The web projecting in the radial direction makes it possible to form the connection point further away from the bearing surface, thereby improving its accessibility.
  • the contact surface between the outer part and the inner part can be improved or the processing of these parts of the planet gear to form these contact surfaces can be simplified via the web. It is also possible that in order to improve the connection of the outer part with the at least one inner part, at least one of the contact surfaces in the region of the connection is roughened and / or provided with a friction-increasing coating. This creates an additional connection as a result of additional "clawing" of the components of the planetary gear, as a result of which higher forces can be transmitted via the connection point.
  • the at least one inner part is formed as a socket, since thus the integration of the plain bearing in the planetary gear can be made simpler by fewer joints compared to half shells or segments are required.
  • the outer part has a further radially inwardly pointing to the pin web, which is at least partially disposed between two inner parts. It is thus also a further improvement of the connection with between the at least one inner part and the outer part achieved by an additional contact surface for the internal parts is provided. In addition, this further web can act as centering for the two inner parts, which are arranged one behind the other in the axial direction.
  • Fig. 1 shows a gear in the form of a planetary gear cut in side view
  • 2 shows a detail of a planetary gear in cross section.
  • Fig. 3 shows a detail of a planetary gear of a variant in cross section
  • Fig. 4 shows a detail of a planetary gear of a further embodiment in the
  • Fig. 1 shows a transmission in the form of a simple planetary gear 1 for a wind turbine cut in side view.
  • wind turbines comprise a tower at whose upper end a nacelle is arranged, in which the rotor is mounted with the rotor blades.
  • This rotor is via the planetary gear 1 with a generator, which is also located in the nacelle, effect-related, being translated via the planetary gear 1, the low speed of the rotor in a higher rotational speed of the generator rotor. Since such embodiments of wind turbines belong to the prior art, reference should be made at this point to the relevant literature.
  • the planetary gear 1 has a sun gear 2, which is rotatably connected to a shaft 3, which leads to the generator rotor.
  • the sun gear 2 is surrounded by a plurality of planetary gears 4, for example two, preferably three or four.
  • Both the sun gear 2 and the planet wheels 4 have serrations 5, 6, which mesh with each other in meshing engagement. stand, said spur gears 5, 6 are indicated in Fig. 1 with a cross.
  • the planetary gears 4 are respectively mounted on plain bearings 7 on an axis formed by a planetary pin 8, the so-called planetary axis.
  • These planet pins 8 can either be integrally formed with at least part of a planetary carrier 9 or they are used as separate components in holes of the planet carrier 9.
  • a ring gear 10 is arranged, which also on an inner surface at least partially a toothing 11, which is in meshing engagement with the face gear 6 of the planet gears 4.
  • the ring gear 10 is rotatably connected to a rotor shaft 12 of the rotor of the wind turbine.
  • the serrations 5, 6 and the teeth 11 may be designed as a straight toothing or helical toothing.
  • Fig. 2 shows a first Au s exchanges variant of the planetary gear 4 according to the invention.
  • the planetary wheel 4 comprises or comprises an outer part 13 and at least one inner part 14, the planetary gear 4 having two inner parts 14 in a representational representation.
  • the outer part 13 of the planetary gear 4 is that component which is arranged in the radial direction of the planetary gear 4 outside, ie above, of the at least one inner part 14 and which carries the spur gear 6. Accordingly, the inner part 14 of the planetary gear 4 is understood to mean that component which is arranged in the radial direction within, ie below, the outer part 13, but a region of the outer part 13 can extend in the radial direction as far as the height of the inner part 14 this will be explained below.
  • the planetary gear 4 rests against the planetary pin 8 via the at least one inner part 14.
  • the outer part 13 has no contact with the planet pin 8.
  • the two inner parts 14 are arranged one behind the other in the axial direction of the planetary gear 4 and preferably at an axial distance from one another.
  • the inner part 14 is formed separately from the outer part 13, that is not integrally formed therewith.
  • the at least one inner part 14 has a sliding coating 16 on at least one surface 15.
  • the surface 15 points in the direction of the planetary pin 8, so that therefore the planetary gear 4 rests on this slide coating 16 on the planetary pin 8.
  • the start slide 18 may for example consist of steel.
  • the sliding coatings 16 on several surfaces of the inner part 14 may be different from each other, for example with regard to the composition of the coating and / or in the structure of different layers. It may therefore be the sliding coating 16 on the surface 15 to that on the end face 17 differently formed.
  • a design is used in which all sliding coatings 16 of the planetary gear 4 are the same.
  • the sliding coating 16 consists in the simplest case of a sliding layer. This sliding layer forms a running surface 19 for the planetary bolt 8.
  • intermediate layers are arranged between the sliding layer and the surface 15 of the inner part 14, for example a bearing metal layer and / or at least one bonding layer and / or one diffusion barrier layer.
  • bearing metal layers are: bearing metals based on aluminum, in particular:
  • Tin-based bearing metals in particular:
  • bearing metals other than the bearing metals based on nickel, silver, iron or chromium alloys.
  • a bonding layer or a diffusion barrier layer can be formed, for example, by an aluminum layer, tin layer, copper layer, nickel layer, silver layer or their alloys, in particular binary alloys.
  • the sliding layer is preferably made of a material selected from a group comprising alloys based on Al, AlZn, Aisi, AlSnSi, CuAl, CuSn, CuZn, CuSnZn, CuZnSn, CuBi, Bi, Ag, AlBi base, bonded coatings.
  • Examples of preferred alloys for the sliding layer are AlSn20Cu, AlZn4Si3, AlZnSi4.5.
  • polytetrafluoroethylene fluorine-containing resins, such as, for example, perfluoroalkoxy copolymers, polyfluoroalkoxy-polytetrafluoroethylene, can be used as bonded coatings.
  • Copolymers ethylene-tetrafluoroethylene, polychlorotrifluoroethylene, fluorinated ethylene-propylene copolymers, polyvinyl fluoride, polyvinylidene fluoride, alternating copolymers, random copolymers such as perfluoroethylene propylene, polyester imides, bismaleimides, polyimide resins such as carborane imides, aromatic polyimide resins, hydrogen-free polyimide resins, polyvinyl triazo-pyromellithimides, polyamideimides, in particular aromatic, polyaryletherimides, optionally modified with isocyanates, polyetherimides, optionally modified with isocyanates, epoxy resins, epoxy resin esters, phenolic resins, polyamide 6, polyamide 66, polyoxymethylenes, silicones, polyaryl ethers, polyaryl ketones, polyaryl ether ketones, polyarylether ether ketones , Polyether ether ketones, polyether ketones, polyvinylidene
  • a lubricating varnish which in the dry state consists of 40% by weight to 45% by weight of M0S 2 , 20% by weight to 25% by weight of graphite and 30% by weight to 40% by weight of polyamideimide, optionally also hard particles, such as oxides, nitrides or carbides, in the bonded coating in a proportion of a total of 20 wt .-% may be included, which replace a proportion of solid lubricants.
  • an inlet layer for example, from the lubricating varnish, is arranged.
  • a hard layer is additionally applied to the overlay layer, for example a so-called DLC layer, for example SiC or C.
  • the slide coating 16 or the layers of the slide coating 16 can be deposited by methods known from the prior art be, for example by means of a PVD method, in particular by means of sputtering, or by means of a CVD method, or galvanically or by centrifugal casting or by flame spraying.
  • the inner part 14 is preferably connected to the outer part 13.
  • at least one connecting element 20 is used which has its largest dimension in the axial direction.
  • the at least one connecting element 20 may be, for example, a rivet.
  • the connecting element 20 by a threaded formed from the - viewed in the axial direction - outside through the inner part 14 bis into the outer part 13 protrudes.
  • this connecting element 20 is arranged so that it does not project beyond this in the axial direction of the planetary gear 4.
  • a head of the connecting means 20 is sunk in the inner part.
  • the screw can be a simple threaded screw. But it is also possible to use threaded screws with a self-locking thread or a screw with a multi-start thread.
  • the outer part 13 may have a pointing in the radial direction inwardly on the planet shaft 8 web 21, on which the at least one inner part 14 is present. Preferably, this web 21 is formed so that it is partially placed in the radial direction over the inner part 14.
  • a contact surface 23 of the inner part 14 and a voltage applied to this contact surface 24 of the outer part 13 are at least approximately vertically or vertically oriented, as shown in FIG. 2 can be seen.
  • the contact surface 23 of the inner part 14 and / or the abutment surface 24 of the outer part 13 is roughened at least partially or are and / or at least partially provided with a friction-enhancing coating or are.
  • a friction-enhancing coating for example, an adhesive layer or resin layer, e.g. from a phenolic or acrylic resin, in which hard particles, such as oxides, nitrides or carbides of transition metals, or corundum, etc., are embedded, these hard particles preferably projecting beyond the coating surface, so that they are in the respective imprint other contact surface 23 or 24 when connecting the inner part 14 with the outer part 13.
  • the inner part 14 is preferably designed as a bushing, thus extending over the entire circumference of the planetary pin 8 without interruption.
  • the inner part 14 may, however, in principle also be designed in the form of a half-shell or a segment, in which case in FIG Circumferentially several internal parts 14 are arranged one behind the other and preferably without spacing.
  • FIG. 3 shows a further embodiment of the planetary gear 4, which may be independent of itself, again using the same reference numerals or component designations as in the preceding FIGS. 1 and 2 for identical parts. In order to avoid unnecessary repetition, reference is made to the detailed description in the preceding Figs. 1 and 2 or reference.
  • Fig. 3 shows a section of the planetary gear 4 in cross section. This again comprises the outer part 13 and at least one inner part 14, which has the sliding coating 16.
  • connection of the two components of the planetary gear 4 takes place in this embodiment via a form-locking element 25, which is arranged on the inner part 14, in particular on the web 22 of the inner part 14, and projects beyond the contact surface 23 of the inner part 14.
  • the outer part 13, in particular the web 21 of the outer part 13, has for this purpose a corresponding recess 26 into which the positive-locking element 25 protrudes.
  • the cross section of the recess 26 is adapted to the cross section of the positive-locking element 25 in terms of its size, i. that the two cross sections are approximately the same size, wherein the cross section of the recess 26 is slightly larger than the cross section of the positive-locking element 25 (each viewed in the same direction).
  • the positive-locking element 25 can have any desired shape, wherein also shapes with at least one undercut are possible.
  • the mold closing element may be formed in the shape of a knob or a bar.
  • the form-fitting element is formed extending in the direction of the circumference of the inner part 14 with its longitudinal extent.
  • a cross-sectional area may be designed to taper or widen.
  • dashed lines in Fig. 3 there is the possibility that the positive connection is used not only alternatively but also in addition to the connection with the connecting element 20 in the planetary gear 4.
  • a positive locking element 25 can be arranged, but a plurality of discrete positive locking elements 25 may be formed distributed over the contact surface 23 of the inner part 14 and / or the contact surface 14 of the outer part 13. There is also the possibility that the inner part 14 by fracture separation from the outer part
  • breaking point can also act as a positive connection element 25.
  • FIG. 4 shows a further embodiment of the planetary gear 4, which is possibly independent of itself, wherein the same reference numerals or component designations are again used for the same parts as in the preceding FIGS.
  • the planetary gear 4 has only a single inner part 14 which extends over the entire width of the planetary gear 4 in the axial direction, that is not only over a portion of this width as shown in Figs. 2 and 3, although such a design is also possible, ie that only a single inner part 14 is connected to the outer part 13, with the inner part 14 extending over only a partial region of the width of the planetary gear 4.
  • the outer part 13 on the web 21 is also in this embodiment, the outer part 13 on the web 21.
  • the inner part 13 is also in this embodiment, the outer part 13 on the web 21.
  • the outer part 13 has a further radially inwardly pointing on the pin web (not shown in the figures), which is at least partially arranged between two in the axial direction one behind the other arranged inner parts 14.
  • 16 channel-shaped recesses may be provided for guiding a lubricant in the sliding coating 16 or in at least one layer of the sliding coating.
  • the slip coating 16 can be operated purely hydrodynamically without hydrostatic support. There are therefore no oil pumps or the like for the lubricating oil supply and to maintain a hydrostatic pressure required. The oil is supplied in this purely hydrodynamic solution on the unloaded bearing side and pulled by the rotational movement of the planetary gear 4 in the camp.

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

Abstract

L'invention concerne une éolienne comprenant un rotor et un générateur, un engrenage planétaire (1) étant disposé entre le rotor et le générateur et coopérant avec le rotor et le générateur. L'engrenage planétaire (1) comporte plusieurs pignons satellites (4), plusieurs axes de satellite (8) et un porte-satellites (9). Un pignon satellite (4) est monté sur respectivement un axe de satellite (8), ledit axe de satellite (8) étant fixé au porte-satellites (9). Le pignon satellite (4) est composé de plusieurs parties et, vu dans le sens radial, comporte une partie extérieure (13) et au moins une partie intérieure (14), la ou les parties intérieures (14) reposant contre l'axe de satellite (8) et comportant un revêtement glissant (16) sur au moins une zone de sa surface (15).
PCT/AT2013/050012 2012-01-16 2013-01-15 Éolienne WO2013106879A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ATA39/2012A AT512436B1 (de) 2012-01-16 2012-01-16 Windkraftanlage
ATA39/2012 2012-01-16

Publications (1)

Publication Number Publication Date
WO2013106879A1 true WO2013106879A1 (fr) 2013-07-25

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ID=47842974

Family Applications (1)

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PCT/AT2013/050012 WO2013106879A1 (fr) 2012-01-16 2013-01-15 Éolienne

Country Status (2)

Country Link
AT (1) AT512436B1 (fr)
WO (1) WO2013106879A1 (fr)

Cited By (11)

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WO2015048950A1 (fr) * 2013-10-02 2015-04-09 Schaeffler Technologies AG & Co. KG Ensemble formant palier de satellite
EP2933483A1 (fr) * 2014-04-15 2015-10-21 Siemens Aktiengesellschaft Système d'entraînement d'une éolienne
EP2975299A1 (fr) * 2014-07-18 2016-01-20 Siemens Aktiengesellschaft Palier à glissement pour support épicycloïdal
EP3301315A1 (fr) * 2016-09-30 2018-04-04 Flender GmbH Palier lisse, convertisseur de couple et éolienne
CN108253128A (zh) * 2018-03-06 2018-07-06 杭州前进齿轮箱集团股份有限公司 一种风电齿轮箱行星结构
WO2018213861A1 (fr) * 2017-05-23 2018-11-29 Miba Gleitlager Austria Gmbh Transmission d'éolienne
CN109751367A (zh) * 2017-11-07 2019-05-14 美闻达传动设备有限公司 用于行星齿轮的行星轮组件
EP3489548A1 (fr) * 2017-11-24 2019-05-29 Rolls-Royce Deutschland Ltd & Co KG Train épicycloïdal
WO2020118336A1 (fr) * 2018-12-13 2020-06-18 Miba Gleitlager Austria Gmbh Engrenage pour éolienne comprenant au moins un palier lisse
US10767755B2 (en) 2017-11-24 2020-09-08 Rolls-Royce Deutschland Ltd & Co Kg Planetary gearing and planet pin for a planetary gearing
US10816087B2 (en) 2017-11-24 2020-10-27 Rolls-Royce Deutschland Ltd & Co Kg Planetary gearing and planet pin for a planetary gearing

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AT517719B1 (de) * 2015-09-15 2017-04-15 Miba Gleitlager Austria Gmbh Planetengetriebe für eine Windkraftanlage
ES2864648T3 (es) 2016-10-05 2021-10-14 Flender Gmbh Cojinete para una rueda planetaria de un engranaje planetario
DE102017221353A1 (de) * 2017-11-29 2019-05-29 Zf Friedrichshafen Ag Gespreiztes Planetengleitlager
DE102019209944A1 (de) * 2019-07-05 2021-01-07 Zf Friedrichshafen Ag Planetenrad mit flexiblem Lagersitz
DE102022003370B3 (de) 2022-09-13 2023-06-01 Sew-Eurodrive Gmbh & Co Kg Getriebe, insbesondere Planetengetriebe, mit Sonnenrad und Windkraftanlage mit einer drehbar angeordneten Gondel

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