WO2009041819A2 - Dispositif générant de l'énergie à partir d'un courant d'air ou d'eau - Google Patents

Dispositif générant de l'énergie à partir d'un courant d'air ou d'eau Download PDF

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Publication number
WO2009041819A2
WO2009041819A2 PCT/NL2008/050624 NL2008050624W WO2009041819A2 WO 2009041819 A2 WO2009041819 A2 WO 2009041819A2 NL 2008050624 W NL2008050624 W NL 2008050624W WO 2009041819 A2 WO2009041819 A2 WO 2009041819A2
Authority
WO
WIPO (PCT)
Prior art keywords
mast
blade
generating power
frame
wind
Prior art date
Application number
PCT/NL2008/050624
Other languages
English (en)
Other versions
WO2009041819A3 (fr
Inventor
Eric Ten Cate
Original Assignee
Tenca
Eneco B.V
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 Tenca, Eneco B.V filed Critical Tenca
Publication of WO2009041819A2 publication Critical patent/WO2009041819A2/fr
Publication of WO2009041819A3 publication Critical patent/WO2009041819A3/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
    • F03D—WIND MOTORS
    • F03D5/00—Other wind motors
    • F03D5/06—Other wind motors the wind-engaging parts swinging to-and-fro and not rotating
    • 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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/062—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction
    • F03B17/065—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having a cyclic movement relative to the rotor during its rotation
    • F03B17/067—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially at right angle to flow direction the flow engaging parts having a cyclic movement relative to the rotor during its rotation the cyclic relative movement being positively coupled to the movement of rotation
    • 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
    • Y02E10/70—Wind energy

Definitions

  • the invention relates to a device for generating power from wind flow or water flow.
  • a known example is the wind turbine, which is usually used to generate (green) electricity, sometimes in large farms' with many wind turbines on land or at sea (offshore).
  • the wind turbine There are two basic designs of the known wind turbine: with a horizontal axis or with a vertical axis.
  • the Horizontal Axis Wind Turbine is provided with a rotor with (three) rotor blades which rotate on a horizontal axis.
  • the Vertical Axis Wind Turbine is provided with a rotor with (helical) rotor blades which rotate on a vertical axis.
  • VAWTs Darrieus and Savonius.
  • the invention has for its object to provide a device for generating power from wind flow or water flow having an alternative design.
  • the device according to the invention comprises a frame; at least one mast which is mounted at a first outer end for movement on the frame; and at least one blade which is mounted on a second outer end of the mast; wherein the blade and the mast are movable under the influence of wind flow or water flow; and wherein the device is further provided with means for generating power which are coupled to the first outer end of the mast, wherein the mast is adapted to perform a reciprocating movement.
  • the blade is situated at the top of the mast, while the means for generating power are situated at the bottom of the mast, whereby the device has a low centre of gravity.
  • a small foundation and a lighter mast will hereby suffice. The high position of the blade results in less noise nuisance.
  • the low position of the means for generating power makes them easily accessible, which results in lower maintenance costs. Owing to the reciprocating movement the forces exerted on the blade are moreover more constant than in the case of a rotating movement, and this has a positive effect on the lifespan of the blade.
  • the reciprocating movement can be performed between two extreme positions located on either side of a central position, in which central position the mast extends substantially perpendicularly of the frame in the position of use of the device.
  • the device according to the invention comprises a counterweight fixed to the first outer end of the mast.
  • the counterweight provides for balance and is necessary for an optimum energy management.
  • the counterweight can preferably be coupled releasably to the means for generating power in order to raise the mast to the position of use or lower it into the rest position.
  • the installation of the device can hereby take place in simple manner without large cranes, and so at lower cost. Maintenance can be carried out in the rest position. In addition, the rest position can also serve as storm locking position.
  • the device according to the invention further comprises means for rotating the frame.
  • the position of the mast and the blade can hereby be adjusted optimally to the wind direction.
  • the blade is mounted tiltably on the mast such that during the movement of the mast the blade extends substantially perpendicularly of the direction of movement. The speed of the blade during the reciprocating movement is thereby substantially the same over the whole area thereof. It is not therefore necessary to give the blade a twisted form, and a simpler and therefore cheaper construction of the blade will suffice.
  • the device according to the invention preferably comprises means for automatically adjusting the wind angle of the blade in the extreme positions of the mast.
  • the device according to the invention comprises a housing in which the frame and the means for generating power are accommodated.
  • the housing is situated at least partially underground.
  • the device according to the invention comprises a flywheel which can be coupled to the means for generating power.
  • the means for generating power preferably comprise a mechanical transmission and a power generator, so that the device according to the invention is suitable as wind turbine for generating (green) electricity.
  • Figures 1 A.B.C show schematic side views of a preferred embodiment of a device according to the invention in three positions of the mast;
  • Figure 2A is a cut-away schematic side view of a part of the device of figure 1 in the position of use;
  • Figure 2B shows the device of figure 2A in rest position
  • Figure 3A shows a cut-away schematic front view of an upper part of the device of figure 1 in the right-hand position of the mast;
  • Figure 3B shows a rear view of the device of figure 3A
  • Figure 3C is a cut-away schematic front view of a lower part of the device of figure 1 in the right-hand position of the mast;
  • Figures 4A 1 B, C show schematic top views of the device of figure 1 in the three positions of the mast.
  • Figure 5 is a schematic side view of the device of figure 1 with an additional housing.
  • Figures 1 A, B and C show a preferred embodiment of a device 1 according to the invention which is suitable for generating power from wind.
  • device 1 occupies the extreme left-hand position.
  • device 1B occupies the central position.
  • device 1C occupies the extreme right-hand position.
  • Device 1 comprises a frame 10.
  • a mast 20 is mounted at a first outer end for movement on frame 10.
  • Device 1 further comprises at least one blade 30 which is mounted on a second outer end of mast 20.
  • Mast 20 is adapted together with blade 30 to perform a reciprocating movement under the influence of wind.
  • a reciprocating movement is understood to mean a movement back and forth from a central point. The reciprocating movement can be performed between the two extreme positions shown in figures 1 A and 1C.
  • Figure 2A shows a cut-away schematic side view of a part of device 1 in the position of use. The rest position of device 1 is shown in figure 2B.
  • Mast 20 is mounted with the first outer end on frame 10 for rotation about a shaft 21.
  • a counterweight 22 is fixed to the first outer end of mast 20.
  • Device 1 is further provided with means 40 for generating power which are coupled to the first outer end of mast 20.
  • the movement of mast 20 is transmitted to a (power) generator 44 via a drive rod 41 , a crankshaft 42 and a transmission 43.
  • a flywheel 45 is preferably placed between transmission 43 and generator 44.
  • Frame 10 has a number of legs 11 supporting on a rotation ring 12.
  • the rotation ring is accommodated in a foundation 13 with a concrete edge 14 provided on the inner side with support rollers 15 for securing rotation ring 12.
  • a motor for instance a yaw motor 16, is provided for the purpose of rotating the rotation ring.
  • the foundation 13 is preferably arranged wholly or partially buried in the ground.
  • the mast 20 is coupled releasabty to means 40 for generating power. In the shown preferred embodiment this is realized by means of a releasable mounting of drive rod 41 on pin 24 at the bottom of mast 20.
  • FIG. 1 B shows an example hereof.
  • FIG. 3A and 3B show respectively a partly cut-away schematic front view and rear view of an upper part of the device of figure 1 in the right-hand position of the mast.
  • Figure 3C shows a partly cut-away schematic front view of a lower part of the device of figure 1 in the right-hand position of the mast.
  • Blade 30 is mounted tirtably on mast 20.
  • Device 1 is provided with means for tilting blade 30 relative to mast 20.
  • Blade 30 is mounted on a shaft 31 at the second outer end of mast 20.
  • the means for tilting blade 30 comprise a yoke 32 arranged on a shaft 39 transversely of blade shaft 31.
  • Two tensioning cables 33, 34 are attached to yoke
  • tensioning cables are steel cables.
  • yoke 32 will also continue to have an orientation parallel to the ground surface M (in this example also a horizontal position) during the reciprocating movement of mast 20.
  • Blade shaft 31 and blade 30 extend substantially transversely of yoke 32, i.e. blade 30 has an orientation transversely of ground surface M (in this example a vertical position) in a horizontal position of yoke 32.
  • Device 1 is further provided with means for adjusting the wind angle, i.e. the angle of the blade relative to the wind direction. These adjusting means are also adapted to allow automatic turning of blade 30 in the extreme positions of mast 20.
  • Blade 30 is arranged rotatably about blade shaft 31 for this purpose.
  • the means for adjusting the wind angle comprise a flange 35 arranged under blade 30 on blade shaft 31.
  • a motor 36 and a (gear) transmission 37 provide for rotation of the blade.
  • a discus-shaped housing 38 Arranged round blade shaft 31 is a discus-shaped housing 38 in which are accommodated the means for tilting the blade, i.e. yoke 32 and the top side of tensioning cables 33, 34, and the means for adjusting the wind angle, i.e. flange 35, motor 36 and transmission 37.
  • the discus-shaped housing 38 is shown partially in figures 3A and 3B.
  • mast 20 occupies the extreme left-hand position.
  • Frame 10 is rotated to the optimal position of mast 20, taking the wind direction W into account.
  • Blade 30 is rotated relative to mast 20 to the shown optimal orientation with wind angle ⁇ i, taking the wind direction W into account.
  • Device 1 is now ready for forward movement in the direction of movement Bfom ⁇ r d -
  • mast 20 occupies the central position. In this position the mast extends substantially perpendicularly of frame 10. With a horizontal placing of frame 10 on a flat ground surface the mast 20 occupies a vertical position. The orientation of blade 30 is unchanged.
  • mast 20 occupies the extreme right-hand position. Just before mast 20 takes up the extreme right-hand position, the adjusting means have caused the blade to turn to the shown orientation with associated wind angle ⁇ 2 .
  • the two wind angles for forward and return movement are related via the relation
  • BtBtum- Frame 10 and means 40 for generating power are optionally accommodated in a housing 50 as shown in figure 5.
  • Housing 50 can be arranged partially buried in the ground.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

La présente invention concerne un dispositif (1) permettant de générer de l'énergie à partir d'un courant d'air ou d'eau. Le dispositif (1) comprend un châssis (10) sur lequel un mât (2) au moins est monté de manière amovible sur une première extrémité externe. Une pale (30) au moins est fixée sur une seconde extrémité externe du mât. La pale et le mât se déplacent sous l'effet d'un courant d'air ou d'eau. Le dispositif (1) comporte également des moyens, permettant de générer de l'énergie, qui sont associés à la première extrémité externe du mât. Selon l'invention, le mât (20) est conçu pour effectuer un mouvement de va-et-vient.
PCT/NL2008/050624 2007-09-28 2008-09-29 Dispositif générant de l'énergie à partir d'un courant d'air ou d'eau WO2009041819A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2000889 2007-09-28
NL2000889A NL2000889C2 (nl) 2007-09-28 2007-09-28 Inrichting voor het opwekken van vermogen uit wind- of waterstroming.

Publications (2)

Publication Number Publication Date
WO2009041819A2 true WO2009041819A2 (fr) 2009-04-02
WO2009041819A3 WO2009041819A3 (fr) 2009-05-28

Family

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PCT/NL2008/050624 WO2009041819A2 (fr) 2007-09-28 2008-09-29 Dispositif générant de l'énergie à partir d'un courant d'air ou d'eau

Country Status (2)

Country Link
NL (1) NL2000889C2 (fr)
WO (1) WO2009041819A2 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2485023A (en) * 2010-10-26 2012-05-02 Shannon Rhonda Leigh Barnes Wind and wave energy device
ES2421521A1 (es) * 2012-03-01 2013-09-03 Crespo Pablo Leal Hidrogenerador
WO2014155244A1 (fr) * 2013-03-26 2014-10-02 Horeos Sàrl Dispositif pour la récupération et la transformation de l'énergie cinétique d'un liquide en mouvement
WO2014177948A1 (fr) * 2013-04-30 2014-11-06 Horeos Sàrl Ensemble pour capter l'energie du vent et pour la transformer en energie utilisable
ES2527360A1 (es) * 2014-06-26 2015-01-22 Enrique GONZÁLEZ BLANCO Generador eólico oscilante neumático
EP3034866A1 (fr) * 2014-12-15 2016-06-22 Ingo Rohner Éolienne
FR3049988A1 (fr) * 2016-04-07 2017-10-13 Benjamin Parzy Hydrolienne a surface hydrodynamique oscillant angulairement
EP3374628A4 (fr) * 2015-11-10 2019-07-17 Archee, s.r.o. Procédé d'obtention de travail mécanique et/ou de production d'énergie efficaces à partir d'écoulements de fluide et appareil associé
WO2020019004A1 (fr) * 2018-07-19 2020-01-23 Tran Dinh Thuy Éolienne à pale oscillante

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US640003A (en) * 1899-02-01 1899-12-26 Judson Stuart Landon Wind-motor.
US4024409A (en) * 1975-01-07 1977-05-17 Payne Peter R Aeolian windmill
FR2473123A1 (fr) * 1980-01-04 1981-07-10 Clausin Jacques Eolienne a aile oscillante destinee au chauffage ou au pompage et moyens de chauffage adaptes a cette eolienne
WO2007019607A1 (fr) * 2005-08-12 2007-02-22 Biopower Systems Pty. Ltd. Dispositif de piègeage d’énergie d’un écoulement de fluide

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US640003A (en) * 1899-02-01 1899-12-26 Judson Stuart Landon Wind-motor.
US4024409A (en) * 1975-01-07 1977-05-17 Payne Peter R Aeolian windmill
FR2473123A1 (fr) * 1980-01-04 1981-07-10 Clausin Jacques Eolienne a aile oscillante destinee au chauffage ou au pompage et moyens de chauffage adaptes a cette eolienne
WO2007019607A1 (fr) * 2005-08-12 2007-02-22 Biopower Systems Pty. Ltd. Dispositif de piègeage d’énergie d’un écoulement de fluide

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2485023A (en) * 2010-10-26 2012-05-02 Shannon Rhonda Leigh Barnes Wind and wave energy device
ES2421521A1 (es) * 2012-03-01 2013-09-03 Crespo Pablo Leal Hidrogenerador
WO2014155244A1 (fr) * 2013-03-26 2014-10-02 Horeos Sàrl Dispositif pour la récupération et la transformation de l'énergie cinétique d'un liquide en mouvement
WO2014177948A1 (fr) * 2013-04-30 2014-11-06 Horeos Sàrl Ensemble pour capter l'energie du vent et pour la transformer en energie utilisable
ES2527360A1 (es) * 2014-06-26 2015-01-22 Enrique GONZÁLEZ BLANCO Generador eólico oscilante neumático
EP3034866A1 (fr) * 2014-12-15 2016-06-22 Ingo Rohner Éolienne
EP3374628A4 (fr) * 2015-11-10 2019-07-17 Archee, s.r.o. Procédé d'obtention de travail mécanique et/ou de production d'énergie efficaces à partir d'écoulements de fluide et appareil associé
FR3049988A1 (fr) * 2016-04-07 2017-10-13 Benjamin Parzy Hydrolienne a surface hydrodynamique oscillant angulairement
WO2020019004A1 (fr) * 2018-07-19 2020-01-23 Tran Dinh Thuy Éolienne à pale oscillante

Also Published As

Publication number Publication date
WO2009041819A3 (fr) 2009-05-28
NL2000889C2 (nl) 2009-03-31

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