EP2064444A2 - Installation d'énergie éolienne - Google Patents

Installation d'énergie éolienne

Info

Publication number
EP2064444A2
EP2064444A2 EP07802209A EP07802209A EP2064444A2 EP 2064444 A2 EP2064444 A2 EP 2064444A2 EP 07802209 A EP07802209 A EP 07802209A EP 07802209 A EP07802209 A EP 07802209A EP 2064444 A2 EP2064444 A2 EP 2064444A2
Authority
EP
European Patent Office
Prior art keywords
rotor
rotation
wind turbine
inlet surfaces
turbine according
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Withdrawn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
EP07802209A
Other languages
German (de)
English (en)
Inventor
Ramona Themel
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.)
Aerovigor Hungaria Kft
Original Assignee
Aerovigor Hungaria Kft
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 Aerovigor Hungaria Kft filed Critical Aerovigor Hungaria Kft
Publication of EP2064444A2 publication Critical patent/EP2064444A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical
    • 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
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • 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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
    • 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
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • 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
    • F05B2240/13—Stators to collect or cause flow towards or away from turbines
    • 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
    • F05B2240/20—Rotors
    • F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05B2240/301—Cross-section characteristics
    • 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
    • F05B2250/00—Geometry
    • F05B2250/70—Shape
    • F05B2250/71—Shape curved
    • F05B2250/711—Shape curved convex
    • 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
    • F05B2250/00—Geometry
    • F05B2250/70—Shape
    • F05B2250/71—Shape curved
    • F05B2250/712—Shape curved concave
    • 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
    • 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
    • Y02E10/728—Onshore wind turbines
    • 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
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Definitions

  • the invention relates to a wind turbine with a rotor whose axis of rotation is arranged transversely to the wind flow, for energy production, wherein a rotor according to the flow principle converts the energy and an outer inlet surface construction is provided to supply air to the rotor.
  • the areas of application of these plants are the industrial sector, wind farms and the home area.
  • the invention therefore has the task of creating a wind turbine of the type mentioned, with the aim of implementing as much flow energy in kinetic energy of the rotor. - A -
  • the object is achieved according to a first aspect of the invention by a wind turbine with the technical features indicated in claim 1, as well as according to a second aspect of the invention by a wind turbine with the technical features indicated in claim 27.
  • an ideal intake of the flow takes place in the first place and the flow is compressed precisely on the right side of the flow.
  • an ideal conversion of the flow energy can take place.
  • the system statics is protected by the fact that the achieved good frequency constancy an ideal weight and mass balance takes place.
  • the invention also makes it possible for the aerodynamics on the rotor blades to begin to work as quickly as possible. In the inventive design of the profiles of the rotor blades is therefore both as a preferred embodiment of the arrangement of
  • Einleit vomkonstrument according to the first aspect of the invention as well as a separate second aspect of the invention, a protection seen and claimed.
  • the system can run to hurricane without being damaged and without having to be shut down.
  • the system also fits into the landscape and is not as obtrusive, as is the case with the systems with horizontal axis. Cost-effective materials can be used to build the plant to achieve a positive cost / benefit effect.
  • the system according to the invention can work independent of the direction of the wind. It can comprise a foundation, a machine room, a tower-like machine structure and a roof.
  • the machine structure then preferably consists of a body made of two or more base plates, between which the inlet constructions are located.
  • the floors are preferably formed by the base floors, with one floor between two floors. Two floors thus have three floors.
  • the maximum height of the system is determined by the approved static calculation, as well as the possibilities of the system diameter and the possible rotor axis lengths.
  • the guide surfaces in the individual floors are advantageously arranged directly above one another. The flow in the system is compressed in the direction of the rotors, so that the flow velocity is increased.
  • the baffles are preferably seated in the plant such that "back-going vanes" (ie vanes not driven by the windstream in the desired direction of rotation) are freed from the front inflow
  • the rotor preferably has three vanes that operate on a flow-through principle The base of a Bernard cell and represents a conically upwardly running honeycomb shape.
  • the wind is better passed through this slope in the system.
  • the arrangement of the inlet surfaces is designed so that the flow always flows on the pointing in the direction of rotation of the rotor side of the rotor.
  • the large inlet surfaces preferably point in the direction of the rotor axis and are bent at the end in the direction of rotation of the rotor.
  • the 6 small inlet surfaces In between, preferably sit the 6 small inlet surfaces, which are preferably in the direction of rotation subsequent body edge in a parallel direction.
  • These small lead-in surfaces preferably correspond to one third of the large guide surfaces in their charge.
  • the roof may have an elevation in the middle and thus protrude so that the whole system is covered.
  • the wings of the rotor may consist of a straight piece in the inner part and in the outer, the wind flow facing part consist of a rounding.
  • the straight piece then preferably has the length of one sixth of the diameter of the rotor circle and the rounding is preferably exactly the curvature of one-eighth of the diameter of the rotor circle.
  • At The leading edge of the rotor blades may still be a chamfer attached.
  • the large baffles have a distance from the rotor due to the hexagonal design of the carcase. This space can be used to insert pointing in the direction of rotation of the rotor curvatures.
  • Figure 1 is a vertical section of a wind turbine as a large system.
  • Figure 2 is a horizontal section of the wind turbine.
  • Fig. 3 is a vertical section of a wind turbine in smaller
  • FIG. 4 shows a horizontal section of a rotor with three wings.
  • FIG. 8 shows a machine room body in the form of a hexagonal body.
  • a machine room 2 On a foundation 1 is a machine room 2, which is connected to a machine body 3.
  • the machine structure 3 exists from six pieces large inlet surfaces 4, six small inlet surfaces 5, the floors 6 and the rotor 7.
  • the machine structure 3 may consist of a different number of floors 12.
  • Each floor consists of a floor 6 above floor and a bottom floor 6 below, as well as large inlet surfaces 4 and small inlet surfaces. 5
  • the large inlet surfaces 4 and the small inlet surfaces 5 are with the shelves 6, the static components in the floor 12. The connection of these components is carried out by welding.
  • the top floor 12 receives a roof 13.
  • the vertical rotor system is arranged, which comprises the rotatable about the rotor axis 8 rotor 7.
  • the rotor system also includes a generator 15 and rotor floor 16 floors on the rotor floors 16, the rotor blades 9, 10 and 11 are arranged on each floor 12.
  • the direction of rotation of the rotor R is directed counterclockwise.
  • the rotor blades 9, 10 and 11 have in their design in the interior a straight profile 17 with a length of one-sixth of the rotor diameter 19.
  • the rotor blades 9, 10, 11 extend in a circular curve, the diameter of the curvature equal to one-eighth the diameter 19 of the rotor outer circle K is.
  • the flowed by the wind flow outer edges of the rotor blades 9, 10 and 11 are the rotor axis 8 exactly 120 ° apart.
  • the inner end 20 of the rotor blades 9, 10, 11 lies on a circle Ki about the center of the rotor axis 8, whose diameter is one quarter of the diameter 19 of the rotor outer circle K.
  • the rotor blades 9, 10 and 11 have in variant I (FIG. 6) on their front side a flat iron projection 21.
  • the large inlet surfaces 4 and the small inlet surfaces 5 have the particular task of covering the returning rotor blades 9, 10 and 11 and the flow as a whole to lead to the front in the direction of rotation of the rotor side.
  • Inlet surfaces 4 are provided on the rotor 7 adjacent in the direction of rotation of the rotor R (whose direction of rotation is directed counterclockwise) with a right curvature 22, so that the air diverted in the direction of rotation becomes.
  • the projection 23 of the large inlet surfaces 4 corresponds at least to the radius of the rotor outer circle K and they are aligned exactly to the center of the rotor axis 8.
  • the small inlet surfaces 5 are arranged in the circumferential direction exactly in the middle between the large inlet surfaces 4. These small inlet surfaces 5 have only one third of
  • the system In the flow direction S of the wind, the system is flowed around so that on the right (ie in the direction of rotation lying) leeward side of the Magnus effect cooperates and another compartment 25 served.
  • the static is loaded at hurricane forces only with the Flettner effect, which is not threatening.
  • the second variant of the wings 9, 10 and 11 shown in Fig. 7 has instead of the flat iron approach 21 a round rod made of iron 26 and a built pressure side tangent 27.

Landscapes

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

Abstract

L'invention concerne une installation d'énergie éolienne, comprenant un rotor de circulation du courant (7) doté d'une pluralité de pales de rotor (9, 10, 11) pouvant tourner autour d'un axe de rotation (8) s'étendant transversalement à la direction du courant d'air (S), et une construction de surface d'introduction dotée d'une pluralité de surfaces d'introduction (4, 5) qui amènent le courant d'air (S) vers les pales de rotor (9, 10, 11), au moins une partie des surfaces d'introduction (4, 5) étant orientée radialement par rapport à l'axe de rotation (8) du rotor (7).
EP07802209A 2006-09-08 2007-09-07 Installation d'énergie éolienne Withdrawn EP2064444A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202006013779U DE202006013779U1 (de) 2006-09-08 2006-09-08 Windkraftanlage
PCT/EP2007/007826 WO2008028675A2 (fr) 2006-09-08 2007-09-07 Installation d'énergie éolienne

Publications (1)

Publication Number Publication Date
EP2064444A2 true EP2064444A2 (fr) 2009-06-03

Family

ID=38973535

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07802209A Withdrawn EP2064444A2 (fr) 2006-09-08 2007-09-07 Installation d'énergie éolienne

Country Status (3)

Country Link
EP (1) EP2064444A2 (fr)
DE (1) DE202006013779U1 (fr)
WO (1) WO2008028675A2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112007003687A5 (de) 2007-08-10 2010-07-22 Krauss, Gunter Strömungsenergieanlage, insbesondere Windkraftanlage
HK1121911A2 (en) * 2008-02-29 2009-04-30 Sir Gordon Ying Sheung Wu Shaftless vertical axis wind cage turbine
CN102057157B (zh) * 2008-05-07 2016-06-29 设计许可国际集团有限公司 风力涡轮机
DE102008033531A1 (de) * 2008-07-17 2010-01-21 Andreas Lehmkuhl Windkraftanlage
US8378518B2 (en) 2009-03-26 2013-02-19 Terra Telesis, Inc. Wind power generator system, apparatus, and methods
ITNA20100042A1 (it) * 2010-09-17 2012-03-18 Gerardo Giambitto Turbina eolica ad asse verticale tipo stellare

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR910200234U (en) * 1990-05-31 1992-07-30 Mihail Valsamidis Turbine wind machine with a vertical axis
EP0957265A3 (fr) * 1998-05-11 2001-10-24 Luigi Sanna Eolienne à axe vertical
DE19823473A1 (de) * 1998-05-26 1999-12-02 Gunter Kraus Strömungsenergieanlage
DE19920560A1 (de) * 1999-05-05 1999-08-26 Themel Windkraftanlage mit Vertikalrotor
US6465899B2 (en) * 2001-02-12 2002-10-15 Gary D. Roberts Omni-directional vertical-axis wind turbine
US6740989B2 (en) * 2002-08-21 2004-05-25 Pacifex Management Inc. Vertical axis wind turbine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2008028675A3 *

Also Published As

Publication number Publication date
DE202006013779U1 (de) 2008-01-24
WO2008028675A3 (fr) 2008-06-12
WO2008028675A2 (fr) 2008-03-13

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