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WO2011071390A2 - Appareil permettant d'extraire l'énergie des vagues - Google Patents

Appareil permettant d'extraire l'énergie des vagues Download PDF

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Publication number
WO2011071390A2
WO2011071390A2 PCT/NO2010/000449 NO2010000449W WO2011071390A2 WO 2011071390 A2 WO2011071390 A2 WO 2011071390A2 NO 2010000449 W NO2010000449 W NO 2010000449W WO 2011071390 A2 WO2011071390 A2 WO 2011071390A2
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WO
WIPO (PCT)
Prior art keywords
hinge
bodies
water
centre
energy
Prior art date
Application number
PCT/NO2010/000449
Other languages
English (en)
Other versions
WO2011071390A3 (fr
Inventor
Svein Ersdal
Øyvind Ygre ROGNE
Original Assignee
Aker Engineering & Technology As
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 Aker Engineering & Technology As filed Critical Aker Engineering & Technology As
Priority to EP10795788.8A priority Critical patent/EP2510226B1/fr
Priority to DK10795788.8T priority patent/DK2510226T3/en
Publication of WO2011071390A2 publication Critical patent/WO2011071390A2/fr
Publication of WO2011071390A3 publication Critical patent/WO2011071390A3/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
    • F03B13/12—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
    • F03B13/14—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 wave energy
    • F03B13/16—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
    • F03B13/18—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore
    • F03B13/1805—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem
    • F03B13/181—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem for limited rotation
    • F03B13/1815—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" where the other member, i.e. rem is fixed, at least at one point, with respect to the sea bed or shore and the wom is hinged to the rem for limited rotation with an up-and-down 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
    • 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
    • F03B13/14—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 wave energy
    • F03B13/16—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem"
    • F03B13/20—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 wave energy using the relative movement between a wave-operated member, i.e. a "wom" and another member, i.e. a reaction member or "rem" wherein both members, i.e. wom and rem are movable relative to the sea bed or shore
    • 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
    • F05B2240/40—Use of a multiplicity of similar components
    • 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 concerns wave power plants. More specifically, the invention concerns an apparatus for installation in a body of water for extracting energy from waves, comprising a first body connected to one or more second bodies, and respective energy transforming means connected between the first body and at least one of the second bodies, as set out in the introduction to the independent claim.
  • US 4 464 578 A (Masubuchi), which describes a wave energy converter comprising a float group including at least two floats connected by elongated rigid links disposed at a right angle to the direction of incidence of waves.
  • the floats are free from the coastal ground and sea bed and allowed to heave, sway, and roll.
  • a dynamic system of the converter absorbs the wave energy through the relative vertical movements between the floats and the links and between the adjacent links while the natural frequency of this system is
  • the wave energy converter may be provided with some air chambers and air turbines or one- directional rotating means actuated by this dynamic system so as to drive electric generators coupled thereto.
  • Each floating body is made up of at least two preferably cylindrical pontoons with a length larger than the diameter, where the pontoons are rigidly connected by rigid members, where at least one energy absorbing mechanism is arranged between two hinge-connected floating bodies.
  • WO 2008/004893 Al (Ftegmoe), which describes a wave power apparatus where an array of mutually interconnected buoyancy bodies is arranged on or partly submersible in a body of water. At least one energy generating means is arranged in association with the movable links in the array and forming part of the individual link, the link being shaped as a hinge. The apparatus moves up and down in the water, following the vertical motion of the waves, and energy is generated as adjacent bodies are pivoted with respect to one another.
  • the state of the art also includes WO 2008/111849 Al (Espedal), describing a wave energy collecting apparatus comprising a frame with one or more hinged and vertically arranged plate elements.
  • Each plate collects energy from the horizontal velocity component of a passing wave, via a tilting or rotating motion of the plate within the frame as the wave is pushing the plate back and forth.
  • the hinge about which the plate is rotating is positioned below the surface of the water, and the plate is connected to a device capable of transforming the tilting or rotating motion into different types of energy.
  • the apparatus is located at a depth such that the tilting or rotating plate breaks the surface of passing waves at the crest of the waves.
  • the apparatus may also include vertically positioned side walls for directing the pressure fronts from passing waves towards the tilting barrier.
  • the purpose of the invention is to achieve a plant which is effective at low sea states and capable of extracting wave energy from a variety of wave directions, and able to survive large sea states (storms).
  • the device according to the invention thus comprises an apparatus for installation in a body of water for extracting energy from waves, comprising a first body connected to one or more second bodies, and respective energy transforming means connected between the first body and at least one of the second bodies,
  • each second body is connected to the first body via a respective hinge means arranged below the water surface; and each second body is arranged at a mean angle which is inclined with respect to the horizontal plane, when the apparatus is installed in the body of water.
  • the second body comprises a buoyant element.
  • the first body is connected to the respective hinge means via respective first connection elements, extending outwardly and preferably downwardly from the first body.
  • the second body may be connected to the hinge means via one or more respective second connection elements.
  • a plurality of second bodies are connected to the first body, distributed along the first body circumference or perimeter.
  • Each of a plurality of second bodies may be connected to the first body via a pair of second connection element extending from the first body to the hinge means, and wherein each hinge means is connected to the first body via first connection elements.
  • Each first connection element comprises a first end and a second end, said first end being connected to the first body and said second end being connected to a hinge connection means.
  • each hinge means is connected to an adjoining hinge means via a respective hinge connection means.
  • the first body comprises a buoyant element connected to a seabed below the body of water via mooring means. In another embodiment, the first body is connected to or part of a structure installed on a seabed below the body of water.
  • the mean angle ⁇ is defined by an axis extending through the centre of the hinge means and the centre of the second body.
  • the centre of the second body may comprise a centre of mass or a centre of buoyancy.
  • the apparatus according to the invention allows exploitation of the surge and heave forces from the waves and exhibits a high efficiency in a wide band of frequencies.
  • Figure 1 is a perspective view of a first embodiment of the invention
  • Figure 2 is a sectional view of the embodiment illustrated in figure 1 , taken in vertical a plane along the line A-A in figure 1 (and the line A-A in figure 3);
  • Figure 3 is a top view of the embodiment illustrated in figure 1 ; without the hydraulic cylinders;
  • Figure 4 is a top view of a second embodiment of the invention.
  • Figure 5 is a top view of a third embodiment of the invention.
  • Figure 6 is a top view of a fourth embodiment of the invention.
  • Figure 7 is a side view of a fifth embodiment of the invention.
  • Figure 8 is a side view of a sixth embodiment of the invention.
  • the apparatus comprises a first body 10 connected to a second, buoyant, body 12 via a strut arrangement and a hinge 16.
  • the apparatus is illustrated in an installed state in a body of water W and floating in the surface S of the water such that the hinge 16 is arranged below the water surface.
  • the first body 10 is in this embodiment a buoyant body which is moored to a seabed (seabed not illustrated in figure 7) via mooring lines 20.
  • Power and control cables, for controlling the apparatus and for conducting the converted energy away from the apparatus are indicated schematically by reference number 22.
  • Such moorings lines, power cables and control cables are part of the state of the art, and will therefore not be discussed further.
  • the strut 4 is rigidly attached to the first body 10 and extends away from the first body and somewhat downwardly in the water.
  • the strut 2a, to which the second body is attached, is rotatably connected to the hinge 16, whereby the second body 12 may rotate with respect to the hinge 16 as indicated by the dotted arrow M in figure 7.
  • the lengths of the struts and the properties of the bodies are dimensioned and designed such that the second body is arranged at a mean angle ⁇ which is inclined with respect to the horizontal plane.
  • the mean angle ⁇ is the angle between the horizontal plane and an axis k, which extends through the hinge, along the strut 2a longitudinal axis and through the centre of the second body 12.
  • the term "mean angle" is defined as the angle when the apparatus is at rest in still water, i.e. a neutral, or an equilibrium state of the apparatus.
  • the apparatus When the apparatus is subjected to water waves, the apparatus will move correspondingly in the water, and the second body 12 will rotate about the hinge 16.
  • the second body assumes transient angles which are less than and greater than the means angle ⁇ , but the mean angle represents the angle at which the apparatus is in its state of equilibrium.
  • the second body 12 When the apparatus according to the invention is installed in the water and thus subjected to the forces created by the waves, the second body 12 will be able to extract energy both from the horizontal force component and the vertical force component (illustrated in figure 7 as arrows F x and F y , respectively). The apparatus according to the invention is thus able to utilize the wave energy more
  • the optimal mean angle ⁇ for each apparatus is determined based on the anticipated climate (i.a. wave conditions) at the location where the apparatus is to be installed. However, the mean angle ⁇ is inclined, i.e. greater than 0° (horizontal) and less than 90° (vertical).
  • Analyses of the embodiment of the invention illustrated in figures 1-3 for a given wave condition have determined a mean angle optimal value of approximately 55°, and it is believed that the optimal mean angle value in most cases will be in the range of 35° to 75°.
  • the mean angle ⁇ may be designed by varying one or more of a number of parameters, e.g. the length and/or rake of the first body strut 4; the length and shape of the second body strut 2a; the size and shape of the second body 12 and/or the buoyancy of the second body 12.
  • the rotation of the second body 12 about the hinge 16, and thus the maximum transient angles (above and below the mean angle) may be controlled by structural means or by the resistance in the energy converting device, or both.
  • One alternative energy converting device may be integrated with or in the hinge 16 and comprise e.g. a stator connected to the one body and a rotor connected to the other body, which is a well known configuration for generating electrical energy from the hinge rotation.
  • Another energy converting device may comprise a linear hydraulic motor (e.g. a hydraulic cylinder) connected between the bodies, wherein the relative movement between the bodies is converted to hydraulic pressure, which in turn may be converted to mechanical or electrical energy, as the skilled person will know.
  • a linear hydraulic motor e.g. a hydraulic cylinder
  • hydraulic pressure which in turn may be converted to mechanical or electrical energy, as the skilled person will know.
  • these energy converting devices are known in the art, they will not be described in further detail here other than to exemplify that the energy converting devices may be designed to provide the desired stiffness (or resistance) in order to limit the maximum transient angles.
  • the first body 10 comprises a buoyant element which is free to move with the waves within the constraints of the mooring lines.
  • Figure 7 also shows that the second body 12 comprises a spherical buoyant element.
  • the shape of the second element shall not, however, be restricted to spherical elements.
  • the first body 10 may be fixed with respect to the waves, e.g. as a part of a structure 24 which is resting on the seabed (B).
  • the apparatus according to the invention comprises two second bodies 12, and the first body 10 is integrated into a wind power plant having a truss support structure 24 and a tower and wind turbine 26.
  • FIG 6 an embodiment of the apparatus according to the invention, having two second bodies 12, is illustrated in a principle sketch.
  • Two struts 4 extend from diametrically opposite sides of the fist body.
  • Each strut is connected to respective hinges, which in turn are rotatably connected to respective second bodies 12 via respective struts 2a.
  • Such symmetrical arrangement about the first body 10 is advantageous when the apparatus is aligned with the wave propagation direction P.
  • a vane element (not shown) may be fitted to the first body, to ensure alignment with the direction of the wave and/or current.
  • FIG 5 illustrates an embodiment which in principle is similar to the embodiment illustrates in figure 6, but where certain structural features are different.
  • Struts 4 in pairs extends from diametrically opposite sides of the first body, each strut 4 terminating in a hinge connector 14.
  • a hinge 16 extends between two hinge connectors 14, and each hinge 16 is rotatably connected to respective second bodies 12 via struts 2a, 2b.
  • Bracings 7, connected between hinge connectors, provide structural support between the pair of second bodies.
  • Figures 1, 2 and 3 illustrate a further embodiment of the invention, where eight second bodies 12 are arranged around the first body 10 at regular intervals. Mooring lines 20 and power/control lines 22 are schematically illustrated.
  • Each second element 12 is rotatably connected to a hinge 16 via struts 2a, 2b, and each hinge 16 is supported by respective hinge connectors 14.
  • Each hinge connector 14 is connected to the first body 10 via respective struts 4.
  • FIGs 1 and 2 (figure 2 being a sectional view taken in vertical a plane along the line A-A in figure 1 also illustrate how each second body 12 is connected to the first body 10 via respective energy converting devices, here exemplified in the form of linear hydraulic motor (e.g. a hydraulic cylinder), via struts 3 and bracings 5.
  • respective energy converting devices here exemplified in the form of linear hydraulic motor (e.g. a hydraulic cylinder), via struts 3 and bracings 5.
  • Figure 2 also illustrate how the second bodies 12 are arranged at an angle ⁇ with the horizontal plane, and how the aforementioned axis k-k extends through the centre of the hinge and the centre of the second body 12.
  • the centre of buoyancy of the second body 12 is coincident with the body's centre of mass.
  • Figure 3 is a top view of the embodiment illustrated in figure 1 , but the hydraulic cylinders have been removed.
  • This figure illustrates the polygonal (here: octagonal) structure formed by the hinges 16 and hinge connectors 14, and how one second body 12 is rotatably connected to each hinge 16 via a pair of struts 2a, 2b.
  • An advantage of arranging several second bodies 12 around one a central first body 10 is that the apparatus is unidirectional, inasmuch as it is effective at any wave direction. The apparatus does not need to be turned with the weather, which allows for a simple mooring system.
  • Figure 4 illustrates another embodiment of the apparatus, comprising an odd number (here: five) of second bodies 12 arranged around the first body 10.
  • first and second bodies are interconnected via a strut arrangement 2a,b, 4, it should be understood that the invention also covers embodiments where such struts are superfluous or integrated into the respective first and second body, in for example embodiments where the first body extends further into the water and comprises a cantilevered box structure at its lower end, onto which the hinge 16 may be attached, and, similarly, the second body comprising an elongated shape, extending from the surface of the water and down to the hinge connection.
  • the displacement of the first and second bodies may be designed such that the displacement of the sum of the second bodies 12 equal the displacement of the first body 10.
  • the displacement of the individual eight second bodies 12 in figure 1 may be designed to be 1/8 of the displacement of the first body 10.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

La présente invention concerne un appareil devant être installé dans une masse d'eau (W) et permettant d'extraire l'énergie des vagues. Ledit appareil comprend un premier corps (10) relié à un ou plusieurs seconds corps (12). Des moyens de transformation d'énergie (6; 16) sont reliés entre le premier corps et au moins un des seconds corps. Chaque second corps (12) est connecté au premier corps (10) par le biais de moyens articulés respectifs (16) disposés au-dessous de la surface de l'eau (S); et chaque second corps (12) est disposé en formant un angle moyen (?) qui est incliné par rapport au plan horizontal, lorsque l'appareil est installé dans la masse d'eau.
PCT/NO2010/000449 2009-12-09 2010-12-07 Appareil permettant d'extraire l'énergie des vagues WO2011071390A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP10795788.8A EP2510226B1 (fr) 2009-12-09 2010-12-07 Appareil permettant d'extraire l'énergie des vagues
DK10795788.8T DK2510226T3 (en) 2009-12-09 2010-12-07 Apparatus for extracting energy from waves

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20093500A NO330942B1 (no) 2009-12-09 2009-12-09 Innretning for utvinning av energi fra bolger
NO20093500 2009-12-09

Publications (2)

Publication Number Publication Date
WO2011071390A2 true WO2011071390A2 (fr) 2011-06-16
WO2011071390A3 WO2011071390A3 (fr) 2011-11-17

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PCT/NO2010/000449 WO2011071390A2 (fr) 2009-12-09 2010-12-07 Appareil permettant d'extraire l'énergie des vagues

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EP (1) EP2510226B1 (fr)
DK (1) DK2510226T3 (fr)
NO (1) NO330942B1 (fr)
WO (1) WO2011071390A2 (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20111060A1 (it) * 2011-11-17 2012-02-16 Pietro Bianchi Centrale idroelettrica a moto ondoso
WO2013150320A3 (fr) * 2012-04-05 2013-11-28 Chorianopoulos Dimitrios Système mécanique, hydraulique, et électrique, flottant et à terre, exploitant l'énergie cinétique des vagues (mers, lacs, océans) et la convertissant en énergie électrique et en eau potable
US9127640B2 (en) 2011-09-02 2015-09-08 Rohrer Technologies, Inc. Multi-capture mode wave energy converter with submergible float
WO2015083154A3 (fr) * 2013-12-05 2015-11-05 Sergei Avadyaev Usine de dessalement
US9211661B2 (en) 2009-08-05 2015-12-15 Ocv Intellectual Capital, Llc Process for curing a porous muffler preform
WO2017062528A2 (fr) 2015-10-05 2017-04-13 Rohrer Technologies, Inc. Convertisseur d'énergie des vagues à modes multiples comportant un flotteur à parallèle de front de vague allongé à extension de haut-fond inférieure monobloc
US9631600B2 (en) 2012-06-08 2017-04-25 M4 Wavepower Ltd. Wave energy converter
US9863395B2 (en) 2012-05-08 2018-01-09 Rohrer Technologies, Inc. Wave energy converter with concurrent multi-directional energy absorption
IT201800004937A1 (it) * 2018-05-02 2019-11-02 Lorenzo Ciavardini Sistema di produzione di energia dal moto ondoso del mare per la generazione di Energia Pulita”
US10788010B2 (en) 2012-05-08 2020-09-29 Rohrer Technologies, Inc. High capture efficiency wave energy converter with improved heave, surge and pitch stability

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Publication number Priority date Publication date Assignee Title
US11448179B2 (en) 2020-10-30 2022-09-20 Lone Gull Holdings, Ltd. Buoy with radiated wave reflector
IT202100014141A1 (it) * 2021-05-31 2022-12-01 Generma S R L Dispositivo di conversione di energia da moto ondoso

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WO2008135046A2 (fr) 2007-05-07 2008-11-13 Dexa Wave Energy Aps Installation d'exploitation de l'énergie des vagues

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Publication number Priority date Publication date Assignee Title
US4464578A (en) 1980-04-14 1984-08-07 Osaka University Wave energy converter
WO2008004893A1 (fr) 2006-07-07 2008-01-10 Hoegmoe Joergen Appareil houlomoteur et son utilisation en temps de générateur d'énergie de secours
WO2008111849A1 (fr) 2007-03-14 2008-09-18 Langlee Wave Power As Centrale houlomotrice
WO2008135046A2 (fr) 2007-05-07 2008-11-13 Dexa Wave Energy Aps Installation d'exploitation de l'énergie des vagues

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9211661B2 (en) 2009-08-05 2015-12-15 Ocv Intellectual Capital, Llc Process for curing a porous muffler preform
US9127640B2 (en) 2011-09-02 2015-09-08 Rohrer Technologies, Inc. Multi-capture mode wave energy converter with submergible float
ITTO20111060A1 (it) * 2011-11-17 2012-02-16 Pietro Bianchi Centrale idroelettrica a moto ondoso
WO2013150320A3 (fr) * 2012-04-05 2013-11-28 Chorianopoulos Dimitrios Système mécanique, hydraulique, et électrique, flottant et à terre, exploitant l'énergie cinétique des vagues (mers, lacs, océans) et la convertissant en énergie électrique et en eau potable
US9863395B2 (en) 2012-05-08 2018-01-09 Rohrer Technologies, Inc. Wave energy converter with concurrent multi-directional energy absorption
US10788010B2 (en) 2012-05-08 2020-09-29 Rohrer Technologies, Inc. High capture efficiency wave energy converter with improved heave, surge and pitch stability
US9631600B2 (en) 2012-06-08 2017-04-25 M4 Wavepower Ltd. Wave energy converter
WO2015083154A3 (fr) * 2013-12-05 2015-11-05 Sergei Avadyaev Usine de dessalement
WO2017062528A2 (fr) 2015-10-05 2017-04-13 Rohrer Technologies, Inc. Convertisseur d'énergie des vagues à modes multiples comportant un flotteur à parallèle de front de vague allongé à extension de haut-fond inférieure monobloc
IT201800004937A1 (it) * 2018-05-02 2019-11-02 Lorenzo Ciavardini Sistema di produzione di energia dal moto ondoso del mare per la generazione di Energia Pulita”

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Publication number Publication date
NO330942B1 (no) 2011-08-22
NO20093500A1 (no) 2011-06-10
WO2011071390A3 (fr) 2011-11-17
DK2510226T3 (en) 2017-09-18
EP2510226B1 (fr) 2017-06-14
EP2510226A2 (fr) 2012-10-17

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