EP2935871A1 - Centrale hydraulique utilisant l'énergie de courants forcés ou libres - Google Patents

Centrale hydraulique utilisant l'énergie de courants forcés ou libres

Info

Publication number
EP2935871A1
EP2935871A1 EP13779165.3A EP13779165A EP2935871A1 EP 2935871 A1 EP2935871 A1 EP 2935871A1 EP 13779165 A EP13779165 A EP 13779165A EP 2935871 A1 EP2935871 A1 EP 2935871A1
Authority
EP
European Patent Office
Prior art keywords
turbine
power plant
hydroelectric power
adjusting device
adjusting
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Withdrawn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
EP13779165.3A
Other languages
German (de)
English (en)
Inventor
Klaus Sommerkorn
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.)
Voith Patent GmbH
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 EP2935871A1 publication Critical patent/EP2935871A1/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Withdrawn legal-status Critical Current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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/14—Rotors having adjustable blades
    • F03B3/145—Mechanisms for adjusting the blades
    • 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
    • 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
    • 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
    • F05B2260/50—Kinematic linkage, i.e. transmission of position
    • F05B2260/503—Kinematic linkage, i.e. transmission of position using gears
    • 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
    • F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05B2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient

Definitions

  • the invention relates to a hydroelectric power plant or a wind or tidal power plant or other power generator with propeller, with a water turbine and an electric machine, in particular an electric motor. These two components are housed in a housing. This is the energy
  • An energy unit comprising a water turbine and an electric generator is arranged, for example, in a tubular turbine. Also, the arrangement in the sea into consideration, to use the energy of ocean currents, for example, as a tidal power plant.
  • the energy unit is enclosed by a gondola-shaped housing.
  • the turbine is sort of like
  • the impeller blades are adjustable, that is rotatable about the longitudinal axis of the individual blades by a certain angle.
  • the blade pitch is dependent on certain
  • GB 2 431 207 B describes a current power plant comprising a nacelle carrying the energy unit, remote from a pillar which is perpendicularly established in the seabed. Both components, gondola and pillar, are hinged together. The nacelle can be swiveled in one direction or the other, depending on whether the tide is high or low.
  • the flowing water acts on the blades and generates a torque that is transmitted from a central shaft within the nacelle to the nacelle
  • Blades are also located inside the housing on or in the rotating part. It includes a shifting mechanism that is straightforward Movement in the direction of the longitudinal axis of the energy unit performs. The straight-line movement is converted into a turning or pivoting movement of the
  • the adjusting device is expensive in construction. The installation and removal is time consuming. Repair and maintenance are difficult.
  • the invention has for its object to make a flow or hydroelectric power plant according to the preamble of claim 1 such that the means for adjusting the impeller blades is inexpensive to produce, easily accessible and less prone to failure.
  • the basic idea is to remove the adjusting device from the housing and to arrange it outside the housing. It is thus outside the housing and is rotatably connected to the housing or a housing part.
  • the adjusting device comprises one of the number of
  • Blades are the same number of slides, each of which makes a movement parallel to the longitudinal axis of the turbine while engaging one of the blades.
  • Figure 1 shows a schematic representation of a first embodiment according to the invention in elevation.
  • FIG. 2 shows the object of FIG. 1 in a sectional view according to FIG
  • FIG. 3 shows a second embodiment of a device according to the invention
  • FIG. 4 shows an adjusting device with an adjusting ring with slides. shows a schematic representation of an energy unit with turbine and
  • FIG. 1 shows a turbine 1 with turbine blades 1.1 and a hub 1.2.
  • the blades 1.1 are supported by the hub 1.2.
  • the hub is mounted inside a housing 2.
  • the housing contains i.a. a generator not shown here.
  • the hub 1.2 shows an adjusting 3. This is arranged coaxially to the hub 1.2 and surrounds them. It is non-rotatable with this, but can slide on the hub 1.2 in the direction of the axis of rotation 1.3 of the turbine.
  • the adjusting ring 3 are associated with slide 4, namely the same number as blades are present. Adjusting ring 3 and slide 4 together form the adjusting device.
  • the slides 4 are rod-shaped. At one end of each slider, the adjusting ring 3 engages, and at the other end, the slider engages in turn on a blade. Adjustment ring 3 and slide 4 are rotationally fixed to the hub 1.2 and thus run together. The point 5 of a slider 4 on the blade 1.1 can be seen in FIG.
  • the turbine is essentially designed according to the Kaplan principle.
  • the turbine blade 1.1 has a blade journal 1.4. This has a toothed ring 1.5, which the
  • Bucket 1.4 surrounds.
  • Figure 4 shows the adjusting device with the adjusting ring 3 in settlement.
  • the adjusting ring 3 carries in the present case three slides 4 - equal to the number of blades 1.1.
  • the slides 4 are designed in their end regions as racks.
  • the racks comb in the assembled state with the toothed ring 1.5.
  • the article according to FIG. 5 belongs to the state of the art. It relates to a Kaplan turbine 1 with a number of turbine blades 1.1 and a hub 1.2.
  • the turbine blades 1.1 are adjustable.
  • a bevel gear 6 transmits the torque generated by the turbine 1 to a generator. 7
  • An adjusting device comprises a push rod 4. This is by a
  • Hollow shaft 8 passed. The adjustment takes place inside the hub 1.2, thus in the rotating part.
  • the number of slides 4 may also differ from the number of blades 1.1.

Abstract

L'invention concerne une centrale hydraulique utilisant l'énergie de courants forcés ou libres, comprenant les caractéristiques respectivement les composants suivants :• - une turbine hydraulique (1) possédant un moyeu (1.2) et des augets (1.1) portés par celui-ci, comprenant une aube ainsi qu'un tenon d'aube (1.4) ; • - un système de réglage des augets (1.1) ;• - une machine électrique (7) reliée en entraînement à la turbine (1) ; • - un carter (2) entourant la turbine (1) et la machine électrique (7). Une telle centrale hydraulique possède les caractéristiques suivantes : • - le module de réglage se trouve à l'extérieur du boîtier (2) ; • - le système de réglage comprend une pluralité de coulisseaux (4) qui décrivent un mouvement axial parallèle à l'axe de rotation (1.3) de la turbine (1) et, ce faisant, viennent en prise avec un auget (1.1) respectif.
EP13779165.3A 2012-12-21 2013-10-07 Centrale hydraulique utilisant l'énergie de courants forcés ou libres Withdrawn EP2935871A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012025127.0A DE102012025127A1 (de) 2012-12-21 2012-12-21 Wasserkraftwerk zur Ausnutzung der Energie geführter oder freier Wasserströme
PCT/EP2013/070818 WO2014095109A1 (fr) 2012-12-21 2013-10-07 Centrale hydraulique utilisant l'énergie de courants forcés ou libres

Publications (1)

Publication Number Publication Date
EP2935871A1 true EP2935871A1 (fr) 2015-10-28

Family

ID=49385228

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13779165.3A Withdrawn EP2935871A1 (fr) 2012-12-21 2013-10-07 Centrale hydraulique utilisant l'énergie de courants forcés ou libres

Country Status (5)

Country Link
EP (1) EP2935871A1 (fr)
JP (1) JP2016500417A (fr)
KR (1) KR20150097519A (fr)
DE (1) DE102012025127A1 (fr)
WO (1) WO2014095109A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013005029A1 (de) 2013-03-25 2014-09-25 Voith Patent Gmbh Unterwasser-Strömungskraftwerk
DE102013009122A1 (de) 2013-05-29 2014-12-04 Voith Patent Gmbh Unterwasser-Strömungskraftwerk
DE102013012844B3 (de) 2013-08-02 2014-11-20 Voith Patent Gmbh Turbine für ein Strömungskraftwerk
DE102014211040B3 (de) 2014-06-10 2015-07-23 Voith Patent Gmbh Unterwasser-Strömungskraftwerk
DE102014224466B3 (de) * 2014-11-28 2016-03-03 Voith Patent Gmbh Unterwasser-Strömungskraftwerk
CN111156123B (zh) * 2020-01-21 2021-05-25 山东交通学院 一种水平轴潮流能水轮机实验装置及其实验方法

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DE518181C (de) * 1927-09-30 1931-02-13 Vormals Skodawerke Ag Regelung der Drehschaufeln der Laufraeder von Wasserturbinen
FR660012A (fr) * 1927-09-30 1929-07-05 Anciens Ets Skoda Mode de réglage des aubes tournantes des roues de turbines hydrauliques, pompes, hélices et autres machines rotatives
US1858566A (en) * 1931-08-05 1932-05-17 Newport News S & D Co Hydraulic machine
US1962383A (en) * 1932-12-15 1934-06-12 James Leffel & Company Hydraulic turbine
CH236091A (de) * 1942-07-25 1945-01-15 Licentia Gmbh Unterwasserturbinenaggregat.
DE895126C (de) * 1943-05-21 1953-10-29 Voith Gmbh J M Antrieb des Rueckfuehrgetriebes des auf das Laufrad einer Kaplanturbine wirkenden Reglers
DE884930C (de) * 1951-02-27 1953-07-30 Voith Gmbh J M Stroemungsmaschine fuer zwei Durchstroemrichtungen
GB722978A (en) * 1952-12-03 1955-02-02 Allgaier Werkzeugbau G M B H Improvements in wind-power plant with a centrifugal governor
FR1164027A (fr) * 1956-12-27 1958-10-06 Creusot Forges Ateliers Dispositif d'orientation des pales d'une roue de turbine
FR1439216A (fr) * 1965-04-08 1966-05-20 Jeumont Schneider Mécanisme de commande pour l'orientation des pales de machines hydrauliques
US4008006A (en) * 1975-04-24 1977-02-15 Bea Karl J Wind powered fluid compressor
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DK520084A (da) * 1984-11-01 1986-05-02 Riisager Borghild Vindmoellerotor med vridbare vinger og vindmoeller med en saadan rotor
DE3921570C2 (de) 1989-06-30 2003-04-03 Voith Siemens Hydro Power Verstelleinrichtung für verstellbare Laufradflügel einer Wasserturbine, insbesondere einer Kaplanturbine
US6327957B1 (en) * 1998-01-09 2001-12-11 Wind Eagle Joint Venture Wind-driven electric generator apparatus of the downwind type with flexible changeable-pitch blades
DE10144954A1 (de) * 2000-09-14 2002-03-28 Schreiber Detlef Sebastian Dir Energieerzeugungsanlage, insbesondere Windmühle
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DE102010021988A1 (de) * 2010-05-29 2011-12-01 Aktiebolaget Skf Verstelleinrichtung und Strömungsmaschine mit einer solchen Verstelleinrichtung

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Also Published As

Publication number Publication date
DE102012025127A1 (de) 2014-06-26
KR20150097519A (ko) 2015-08-26
WO2014095109A1 (fr) 2014-06-26
JP2016500417A (ja) 2016-01-12

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