WO2012019676A2 - Installation de force motrice hydraulique et procédé de montage associé - Google Patents

Installation de force motrice hydraulique et procédé de montage associé Download PDF

Info

Publication number
WO2012019676A2
WO2012019676A2 PCT/EP2011/003294 EP2011003294W WO2012019676A2 WO 2012019676 A2 WO2012019676 A2 WO 2012019676A2 EP 2011003294 W EP2011003294 W EP 2011003294W WO 2012019676 A2 WO2012019676 A2 WO 2012019676A2
Authority
WO
WIPO (PCT)
Prior art keywords
turbine
shaft
power plant
rotor
stator
Prior art date
Application number
PCT/EP2011/003294
Other languages
German (de)
English (en)
Other versions
WO2012019676A3 (fr
Inventor
Jörg LOCHSCHMIDT
Benjamin Holstein
Original Assignee
Voith Patent 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 Voith Patent Gmbh filed Critical Voith Patent Gmbh
Publication of WO2012019676A2 publication Critical patent/WO2012019676A2/fr
Publication of WO2012019676A3 publication Critical patent/WO2012019676A3/fr

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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/10—Submerged units incorporating electric generators or motors
    • F03B13/105—Bulb groups
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/06—Bearing arrangements
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
    • F03B13/26—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy
    • F03B13/264—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy using the horizontal flow of water resulting from tide movement
    • 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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/16—Centering rotors within the stator; Balancing rotors
    • 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
    • F05B2230/60—Assembly methods
    • F05B2230/604—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins
    • 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
    • F05B2230/604—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins
    • F05B2230/608—Assembly methods using positioning or alignment devices for aligning or centering, e.g. pins for adjusting the position or the alignment, e.g. wedges or excenters
    • 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
    • F05B2240/50—Bearings
    • F05B2240/52—Axial thrust 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
    • F05B2240/00—Components
    • F05B2240/50—Bearings
    • F05B2240/54—Radial bearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/09—Machines characterised by the presence of elements which are subject to variation, e.g. adjustable bearings, reconfigurable windings, variable pitch ventilators
    • 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
    • Y02E10/20—Hydro energy
    • 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 invention relates to a hydropower plant and a method for their
  • the invention particularly relates to an underwater power plant, for example a tidal power plant or a water turbine.
  • an underwater power plant for example a tidal power plant or a water turbine.
  • the object of the invention will be explained on a tidal power plant.
  • a typical design included a propeller-type water turbine revolving on a nacelle.
  • Watershunt fundamental support structure worn or held as a buoyant unit by anchoring at a predetermined depth. For a sufficiently large training such underwater power plants already relatively slow currents can be exploited for energy. This is typically an electrical in the nacelle
  • Underwater power plant are large-scale and heavy. This leads to a high assembly cost, in particular for on-site assembly aboard a watercraft or at the installation of the system.
  • the weight of the electric generator in the storage adjustment is a hindrance. Furthermore, unwanted magnetic forces can have a disturbing influence on the centering of the components to be stored and the bearing adjustment, in particular in the case of a generator rotor design with permanent magnets. Mounting devices are needed.
  • WO 2010/003604 describes an underwater power plant in the form of a gondola.
  • the turbine is arranged in a first nacelle section, and the generator in a second.
  • the generator and the generator housing form a separate generator unit. This can be handled and assembled as a whole.
  • the generator is delivered fully assembled by the manufacturer. The question of a montage thus does not arise for the operator.
  • the invention is based on the object, a generic
  • adjusting means are provided for adjusting the radial distance between the rotor and the stator.
  • the adjustment means can be introduced before or during assembly, and removed after assembly.
  • the generator assembly is in turn manageable and mountable as a whole.
  • the generator of the generator thus requires no
  • the non-rotatable connection between the turbine and the shaft and between the generator assembly and the shaft is a plug connection.
  • connection is a frictional, and can transmit the torques occurring during operation.
  • Figure 1 shows a hydropower plant in the assembled state in one
  • FIG. 2 shows the article of FIG. 1 in an exploded view.
  • Figure 3 shows the turbine housing of Figures 1 and 2 in an enlarged
  • Figure 4 shows the electric generator of Figures 1 and 2 in an enlarged view.
  • FIG. 5 again shows an enlarged view of an adjusting device for setting the mutual axial distance between the stator and
  • Figure 6 shows the shaft of Figures 1 and 2 in an enlarged view.
  • Fig. 7.1 - 7.6 illustrate the individual process steps for mounting the
  • the hydropower plant shown in Figure 1 comprises the following elements:
  • the turbine 1 is designed as a tubular turbine in propeller design. It has several propeller blades 1.1. These can be variable pitch propellers. Turbine 1 has a discharge hood 1.2.
  • the electric generator 2 comprises a rotor 2.1 and a stator 2.2.
  • the rotor 2.1 is located radially inside the stator 2.2. This could be the other way around.
  • Rotor 2.1 is occupied by a plurality of permanent magnets.
  • the turbine housing 4 has an inlet structure 4.1, further an outlet pipe 4.2.
  • the turbine housing 4 fulfills two
  • the exploded view according to FIG. 2 allows the individual components to be recognized even more accurately.
  • the central component for mounting are the shaft 3 and the turbine housing 4.
  • the turbine housing 4 has a radial bearing 5.1 and a thrust bearing 5.2.
  • the shaft has a radial bearing 6.1 and a thrust bearing 6.2.
  • Thrust bearing 6.2 is arranged on a side surface of a collar 6, see also FIG. 3.
  • each screw 9 is formed as a pin. This engages in an annular groove in the rotor sleeve 2.1.1.
  • the set screws are installed by the manufacturer during assembly of the generator and removed after assembly. After installation, the set screws are removed again.
  • the one end of the stator 2.2 carries retaining pins 2.2.1. These engage in the assembly in corresponding holes of a support ring 8 of L-shaped profile. See also FIG. 4.
  • the shaft 3 transmits the forces via said bearing in the housing parts, and the torque of the turbine 1 to the generator 2.
  • a tread coating is a flame-sprayed and then ground hard layer is used.
  • the following properties are decisive for the function of the bearings: the hardness, the surface quality, the form and bearing tolerances of the hard layer. But also the tightness is important, namely for corrosion resistance. Therefore, on the shaft under the hard layer, a layer can be applied, the pitting and
  • Figure 7.1 again shows the turbine housing 4. It is placed vertically.
  • the inlet structure points upwards.
  • smaller mounting platforms or scaffolding are used.
  • the thrust bearings can be positioned 5.1.
  • Figure 7.2 illustrates the insertion of the shaft in the housing 4, in the inlet region, until the thrust bearings 5.2 and 6.2 abut each other under pressure.
  • the radial bearings 5.1 and 6.1 are at the same time.
  • the shaft 3 requires no further centering and does not need to be further set up as it is centered over the radial bearing seat. However, it must be positioned coaxially with the radial bearing shell 6.1.
  • the fine tuning can be done by means of a feeler gauge.
  • the generator 2 is now pushed onto the shaft 3.
  • the generator is in the delivered condition with rotor 2.1.
  • a centering is not necessary because the radial positioning of the parts via the radial bearing shell takes place.
  • the rotor sleeve 2.1.1 is pushed onto the collar 7, wherein a frictional engagement between these two is produced.
  • Support ring 8 runs.
  • the set screws 9 are removed after completion of the bearing assembly.
  • the assembly of the rotor of the turbine 1 - see Figure 7.5 see Figure 7.5.
  • the previously mounted unit is turned upside down so that the run-in structure 4.1 points downwards.
  • the rotor can be mounted and mounted without difficulty. There is enough space for this. Aligning is not necessary.
  • the unit mounted so far is in turn rotated so that the inlet structure 4.1 points upwards.
  • the Anströmhaube 2.3 is mounted, possibly also peripheral systems within the Anströmhaube

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Oceanography (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Hydraulic Turbines (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

L'invention concerne une installation de force motrice hydraulique présentant les éléments et les caractéristiques suivants: une turbine hydraulique, un générateur électrique doté d'un stator et d'un rotor, un arbre qui met en liaison d'entraînement la turbine hydraulique et le générateur. L'invention est caractérisée en ce que des moyens de réglage sont prévus pour régler l'écartement radial entre le rotor et le stator lors du montage, ces moyens de réglage pouvant être retirés après le montage.
PCT/EP2011/003294 2010-08-10 2011-07-02 Installation de force motrice hydraulique et procédé de montage associé WO2012019676A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010033940.7 2010-08-10
DE102010033940A DE102010033940A1 (de) 2010-08-10 2010-08-10 Wasserkraftanlage sowie Verfahren zu dessen Montage

Publications (2)

Publication Number Publication Date
WO2012019676A2 true WO2012019676A2 (fr) 2012-02-16
WO2012019676A3 WO2012019676A3 (fr) 2012-05-10

Family

ID=44628410

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/003294 WO2012019676A2 (fr) 2010-08-10 2011-07-02 Installation de force motrice hydraulique et procédé de montage associé

Country Status (2)

Country Link
DE (1) DE102010033940A1 (fr)
WO (1) WO2012019676A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012005271B3 (de) * 2012-03-15 2013-02-28 Voith Patent Gmbh 1 - 7Propeller für eine Strömungsmaschine oder für ein Schiff

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007017629A1 (fr) 2005-08-05 2007-02-15 University Of Strathclyde Turbine avec ensembles de lames coaxiaux
WO2007125349A2 (fr) 2006-04-28 2007-11-08 Swanturbines Limited Turbine
WO2010003604A2 (fr) 2008-07-07 2010-01-14 Voith Patent Gmbh Centrale immergée et son procédé de montage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE143733C (fr) *
DE372416C (de) * 1923-03-27 Aeg Vorrichtung zum genauen konzentrischen Einstellen des Luftspaltes bei elektrischen Maschinen
DE19525830A1 (de) * 1995-07-15 1997-01-16 Abb Management Ag Rohrturbinenanlage
EP2014917B1 (fr) * 2007-07-10 2017-08-30 Siemens Aktiengesellschaft Réduction maximale de l'entrefer du générateur d'une éolienne avec un arrangement spécifique de roulement de l'arbre
DE102008017537A1 (de) * 2008-04-03 2009-10-08 Voith Patent Gmbh Rohrturbinen-Generatoreinheit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007017629A1 (fr) 2005-08-05 2007-02-15 University Of Strathclyde Turbine avec ensembles de lames coaxiaux
WO2007125349A2 (fr) 2006-04-28 2007-11-08 Swanturbines Limited Turbine
WO2010003604A2 (fr) 2008-07-07 2010-01-14 Voith Patent Gmbh Centrale immergée et son procédé de montage

Also Published As

Publication number Publication date
WO2012019676A3 (fr) 2012-05-10
DE102010033940A1 (de) 2012-02-16

Similar Documents

Publication Publication Date Title
WO2015158753A1 (fr) Système d'entraînement d'une éolienne
EP2981709B1 (fr) Procédé d'arrêt d'une éolienne et éolienne permettant la mise en oeuvre de ce procédé
EP2310664B1 (fr) Procede de montage d'une centrale electrique submergee
EP2619447B1 (fr) Raccord de pale d'une pale de rotor d'une installation éolienne
EP1440240B1 (fr) Generateur pour une centrale hydroelectrique
EP2205863B1 (fr) Dispositif de palier d'un moyeu de rotor d'une éolienne, et son procédé de montage
DE102011009770B4 (de) Verfahren und Vorrichtung zum Wechseln einer Dichtungsplatte und/oder einer Lagereinheit in einem Flugzeugtriebwerk
EP2871756B1 (fr) Générateur de démarreur de vilebrequin et boîtier pour un tel générateur
EP2508749A1 (fr) Procédé destiné au montage d'une machine électrique
EP2368037A2 (fr) Dispositif de blocage pour un rotor d'éolienne
EP2154367B1 (fr) Procédé de montage d'un moyeu d'hélice sur un arbre de rotor d'une éolienne et éolienne
EP2616714A1 (fr) Démontage d'une transmission d'une installation d'éolienne
EP2367659A2 (fr) Machine électrique à bouclier d'appui de rotor
EP3550140A1 (fr) Support de machine pour éolienne
EP3649343B1 (fr) Unité de commande mobile pour une éolienne
EP0405002A1 (fr) Moteur électrique à rotor extérieur
WO2012019676A2 (fr) Installation de force motrice hydraulique et procédé de montage associé
EP4012212B1 (fr) Logement de palier
DE102013012844B3 (de) Turbine für ein Strömungskraftwerk
EP3658779B1 (fr) Rouet partitionné
EP3242013A1 (fr) Éolienne comprenant un dispositif destine a faire tourner une nacelle de l'eolienne et procede de montage d'un dispositif destine a faire tourner une nacelle
EP3510281B1 (fr) Dispositif d'arrêt de rotor pour une éolienne et procédé
DE102015119311B3 (de) Rotorarretierung
EP2954201B1 (fr) Aérogénérateur ou générateur hydraulique et parc de machines motrices
DE102012009880A1 (de) Vorrichtung zur Festlegung einesMaschinenelementes

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11731263

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 11731263

Country of ref document: EP

Kind code of ref document: A2