WO1987005078A1 - Dispositif pour exploiter l'energie de la houle de l'eau de surface, et centrale houlomotrice contenant au moins un tel dispositif - Google Patents

Dispositif pour exploiter l'energie de la houle de l'eau de surface, et centrale houlomotrice contenant au moins un tel dispositif Download PDF

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Publication number
WO1987005078A1
WO1987005078A1 PCT/HU1987/000005 HU8700005W WO8705078A1 WO 1987005078 A1 WO1987005078 A1 WO 1987005078A1 HU 8700005 W HU8700005 W HU 8700005W WO 8705078 A1 WO8705078 A1 WO 8705078A1
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WO
WIPO (PCT)
Prior art keywords
water
energy
floating
wave
anchored
Prior art date
Application number
PCT/HU1987/000005
Other languages
German (de)
English (en)
Inventor
Tibor Kenderi
Original Assignee
Tibor Kenderi
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 Tibor Kenderi filed Critical Tibor Kenderi
Publication of WO1987005078A1 publication Critical patent/WO1987005078A1/fr
Priority to NO874369A priority Critical patent/NO874369L/no
Priority to DK549787A priority patent/DK549787A/da

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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
    • F03B13/1825—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 360° rotation
    • F03B13/183—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 360° rotation of a turbine-like wom
    • 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

  • Device for harnessing the wave energy of surface waters and a wave power plant which contains at least one such device
  • the invention relates to a device for harnessing the wave energy of surface waters, comprising at least one rocker arm provided at its free end with a floating body, on a base body which is at least relatively fixedly anchored in the body of water in wave motion, and one for each rocker arm on the base body , on the other hand articulated on the rocker arm, preferably designed as a double-acting piston pump for pressure medium delivery, to which an energy storage device, in particular pressure storage device is connected, from which energy conversion means, in particular a turbine or a hydraulic motor, are supplied with compressed pressure medium, and this means has a rotating output shaft which gives off torque and is drive-connected to a generator for generating electricity, the device preferably being adjusted or self-adjusting Adjustment of the vertical plane of vibration of each rocker arm is designed or anchored in the manner permitting the prevailing shaft propagation direction.
  • the invention further relates to a wave power plant, which contains at least one device or device groups of the type described above.
  • Another solution in principle which was developed at Queen's University in Southern, proposes the use of two hollow bodies, one of which is attached to the water base by means of a cable and is partly filled with water.
  • the second container is attached to the top of the first container, and the interiors of the containers are connected to each other by a conduit of narrow flow cross-section.
  • a so-called one-way turbine is present in this narrow pipe.
  • the water in the first, lower container moves up and down, and air is always pumped or sucked back into the second, upper container. You rch this air flow changing direction, the known one-way turbine is always driven in the same direction, and electrical energy is generated by a connected generator.
  • DE-OS 29 21 381 Another solution that comes close to the establishment of the objective type is known from DE-OS 29 21 381.
  • a floating central body that is anchored at a relatively fixed location on the seabed, the latter are mounted around the latter in vertical radial planes that are vibrating due to the waves.
  • preferably spherical or barrel-shaped floating bodies are attached to the free ends of these arms.
  • a liquid pressure medium in a closed circulation pump which also contains an energy storage device, is driven by these arms, which move in oscillation following the swell.
  • the compressed pressure medium is expanded in a turbine or in a hydraulic motor for the purpose of energy conversion, and a generator is driven to generate electricity.
  • the intensity and the amplitude of the swell also show rapid changes locally.
  • the generally characteristic height of 3 to 4 m of the waves of the Atlantic reaches local heights of 14 to 16 m during stormy times, whereby wave heights over 18 m have already been observed and registered.
  • the period of the Waves change between 6 to 8 and 30 to 40 seconds.
  • the character of the wave movement also shows different characteristics. Foamed riding waves not only exert a lifting effect, but also pronounced shock and vibration effects.
  • So-called hanging waves are often of negligible, hardly noticeable height on the open sea, whereby the progressive movement of the enormous amounts of water is so high in energy / content that the waves hitting the coast bring the water to heights of up to 25-30 m from the still water level can drive up measured.
  • the specific pressure exerted by the wave break can reach a value of 11500 kp / m 2 according to measurements at a height of 7 m above the mean water level.
  • the direction of flow of the moving water masses can change by 180. Smaller changes in direction of movement are possible one hour before the other, especially in areas of shallower depth. The one usually associated with the swell at the same time
  • Wind also shows great differences in strength, direction and character.
  • the thrust of a wind frequently seen in marine areas with speeds above 100 km / h can exceed a value of 100 kp / m.
  • Such a strong wind, especially if it shows impulsive, intermittent changes in intensity, can cause extremely serious consequences for any buildings and structures.
  • Air swirls which are not infrequent as a consequence and side effects of over-strong marine cyclones, can carry water columns of several hundred meters locally. Under the effects of storm surges, the normally locally prevailing water level can be dammed up by 2 to 4 m, which is usually accompanied and made difficult by extremely strong waves. The enticement of water energy recovered - mostly electrical - energy to the consumer can also be associated with further difficulties. Finally, there are also problems and technical requirements that cause problems that have not yet been solved with the functional principle, the structural design, operational safety, reliability and the maintenance of wave power plants.
  • the present invention is based on the knowledge that the development and formation of complex and all energy-bearing components including the utilization of the wave energy of surface waters in the creation and formation of facilities relatively small individual devices, or device groups formed from such individual devices, which are able to simultaneously with both the vertical amplitude movement, as well as the water flow always present with the swell and the flow energy of the propagation of tidal waves, with one another of the known proposed solutions to economically convert increased efficiency into directly usable energy.
  • the present invention is based on the object of one of the above-mentioned ko
  • a wave power plant containing at least one such device, which are also constructed in a structurally simple and easy-to-overlook manner, enable easy, safe and, if possible, quick replacement of wear-exposed and / or defective components at the operating location, contain largely identical, interchangeable parts with a long service life, work automatically without supervision, and attacks from excessive, strong waves, Shock waves and water currents, windstorms, cyclones and the like are sufficiently robust and designed to withstand baseline damage.
  • the object is achieved according to the invention by a device of the type described in the introduction in that at least each of the floating bodies is provided with at least one flow energy converter which is constantly below the water surface in the operating state of the device.
  • the base body itself can also be provided with at least one additional flow energy converter which is always below the water surface in the operating state.
  • the additional flow energy converter preferably contains a flow engine known per se, in particular a water turbine, which can expediently be coupled to a generator for generating electricity or to a hydraulic pressure medium pump.
  • this flow energy component can have a remarkably high energy content at certain, suitably selectable settlement and operating locations, in particular in sea passes, bottlenecks, estuaries, etc., which had previously been completely disregarded in known facilities and also remained completely unused.
  • wave power plants can be built and operated by using the above-described device according to the invention, which, according to the invention, consists of at least one group of areas which are located near the coast a surface water, in particular an open sea, inland lake, sea bay, a sea pass or a relatively large inland lake anchored devices according to the invention for harnessing the wave energy of surface waters, and a reception, transformer and control center preferably located near the coast.
  • the receiving, transformer and control center is connected to the individual utilization devices at least by electrical energy transmission cables, but preferably also by a system for transmitting control and
  • the facilities or groups of facilities of such a wave power plant are expediently laid in a predetermined distribution corresponding to the respective local topographic and wave propagation and flow conditions in the preselected area of the surface water and at least relatively firmly anchored; parameters that are already known and that can be systematically inferred from measurements, in particular coastal areas, are selected and determined in accordance with known methods and methods for the preparation of economic studies for investment projects.
  • FIG. 1 is a sketchy side view of a first exemplary embodiment of the device according to the invention
  • FIG. 2 shows a plan view of the device according to FIG. 1
  • FIG. 3 shows one of the waves indicated by an arrow a propagation and flow direction seen front view of the device of FIGS. 1 and 2
  • 4 shows a sketchy, simplified illustration of a second exemplary embodiment of a device according to the invention in longitudinal section along a plane IV-IV according to FIG. 5,
  • FIG. 4 shows a top view of the device according to FIG. 4,
  • FIG. 6 is a cross-sectional view of the device of FIGS. 4 and 5 along a plane VI-VI, which is shown in Fig. 4,
  • FIG. 7 shows a simplified longitudinal sectional drawing of a further third embodiment of the device according to the present invention along a plane VII-VII according to FIG. 8,
  • FIG. 8 is a sketchy top view of the device according to FIG. 7, and
  • FIG. 1 to 3 show characteristic views of a first exemplary embodiment of a device according to the invention, which can be located and operated advantageously, particularly in areas of relatively shallow water depth of surface waters, where the direction of the wind and, accordingly, that of wave propagation show frequent changes in a highly simplified sketchy representation.
  • the base body 3 for the device is a pillar 31, for example fixed and rigidly fixed in the water bed 2 by means of piles 310, or a similar pillar-like frame, around which a bridge girder 30 of sufficient rigidity and strength is located even at the lowest tidal level and at maximum swell height above the water surface is mounted freely rotatable about a vertical central axis.
  • a bridge girder 30 of sufficient rigidity and strength is located even at the lowest tidal level and at maximum swell height above the water surface is mounted freely rotatable about a vertical central axis.
  • About horizontal axes 3C1 arranged in the bridge girder 30, movable rocker arms 4 are rotatably mounted in mutually parallel vertical vibration planes, each of which is fastened at its free ends
  • Wear floating body 5 of fluidly favorable shape low flow resistance.
  • the rocker arms 4 are dimensioned long enough so that, thanks to the dimensioning of the floating bodies 5, they can follow the water surface differences occurring due to waves even with consideration of the tidal fluctuations.
  • the floating bodies 5 are designed as hollow bodies or as foam-filled shell bodies with a sufficient weight.
  • the above-described parts of the device are dimensioned such that the floats 5, assuming a calling water level 1 as shown in Fig. 1, in the manner also shown in Fig. 1 about half ßau duty, ie dip to a predetermined depth in the water.
  • a hydraulic pressure medium preferably hydraulic oil, in particular designed as a double-acting piston pump
  • three additional flow energy converters 7 are each attached to the floating bodies 5.
  • these additional flow energy converters 7 each contain a water (tube) turbine, which is each drive-connected to a generator for electricity replacement.
  • the device adopts a position shown in the drawing in each wave propagation and flow direction illustrated by an arrow a in FIGS. 1 and 2, and accordingly automatically follows every change in the flow direction according to arrow c in FIG. 2.
  • the rocker arms 4 provided with floating bodies 5 are always carried along and kept in constant rocking motion, which in turn drive the piston / cylinder assemblies 6, and, according to the principle of volume displacement, double-acting piston pumps hydraulic oil from one Promote the storage container (not shown in the drawing) in a pressure accumulator that works, for example, with a gas cushion.
  • the hydraulic oil compressed in the pressure accumulator to a predetermined working pressure is fed, for example, to a hydraulic motor, and the output shaft of the hydraulic motor is coupled to a generator for generating electricity.
  • the electrical energy generated is conducted in a manner known per se, for example via an electrical energy cable, to a reception, transformer and control center, preferably located near the coast on the mainland. Under certain conditions, the electrical energy generated can be fed directly to an end user.
  • the functional units and elements of the device and of the energy transmission described above are already known means and measures which belong to the prior art.
  • each of the floating bodies 5 is preferably a plurality of additional flow energy which is constantly found in the water in the operating state of the device Transducer 7 arranged, through which the generally remarkable flow energy of the surface water, which is generally rectified with the wave propagation direction and almost always present at the same time, is also extracted.
  • These flow energy converters 7 preferably contain a tubular turbine flooded with water, to which a generator for generating electricity can be coupled directly.
  • the additional flow energy converter 7 can be a centrifugal pump which, as an additional delivery element, can deliver hydraulic oil, ie pressure medium, into the pressure accumulator connected in parallel with the piston / cylinder arrangement (s).
  • the floating bodies 5 must always be designed in such a way that no water can penetrate them and, thanks to their aerodynamically favorable, streamlined shape and sufficient mechanical strength, they can prevent damage to the device through sudden, sudden masses of particularly high waves and water walls occurring during storms or cyclones.
  • the device according to the invention is also expediently provided with a safety locking device, by means of which individual (or all) rocker arms 4 of the device are lifted above the water surface, for example by hydraulic bracing of one (or all) piston / cylinder arrangement (s) 6 can be turned off and kept locked.
  • Such a shutdown of the device may, for example, only be necessary and advantageous when stretching out particularly violent storms or when carrying out major repairs on all rocker arms 4.
  • Individual rocker arms 4 can be put out of operation as long as repair or maintenance keeping work can be carried out. After completion of this work or if the weather conditions improve, the lock can be released manually or even automatically and the device can be put into operation again.
  • Controlled balancing of the phase differences prevailing at the individual installation sites can guarantee an at least quasi-continuous energy production of remarkable performance.
  • the favorable locations for the erection of such wave power plants can be determined with a high degree of certainty by previous observations, measurements and calculations taking into account the respective topographical, wave propagation and flow conditions.
  • he anchored devices or equipment according to the invention distributed in a checkerboard fashion tion groups of a large-scale plant, in particular a wave power plant according to the invention can also be connected to one another and in particular to a reception, transformer and control center which is preferably set up near the coast on the mainland, also by a system for transmitting control and monitoring signals.
  • FIGS. 4 to 6 of the drawing A second exemplary embodiment of a device according to the invention is shown in FIGS. 4 to 6 of the drawing. Identical or functionally identical components and units have been provided with the same reference numerals as have already been used and described in connection with the embodiment according to FIGS. 1 to 3. Devices of this second embodiment according to the invention can advantageously be erected in particular at locations and are operated for which a proportionate water depth is also not too high
  • the execution according to. 4 to 6 has, as the base body 3, a base which is preferably fixedly attached to the water base 2
  • Reinforced concrete structure 32 which in the illustrated embodiment contains wall-like walls 321, 322 which are essentially parallel to one another.
  • a bridge support 30 which extends in the transverse direction, and horizontal axes 3C1 located on this bridge support 30 have rocker arms 4 provided with attached floating bodies 5 in vertical vibration planes at their free ends alternately articulated. It is obvious that the number of rocking levers 4 mounted in a single device can be increased practically as desired by increasing the number of essentially parallel walls 321, 322.
  • piston / cylinder arrangements 6 which are suitably designed for conveying and increasing the pressure of a hydraulic pressure medium by volume displacement and for the circulation thereof in a closed circuit.
  • the latter as well as the means and structural units connected to them, can be constructed identically to the device described above in connection with the first embodiment according to FIGS. 1 to 3, both in terms of structure and in terms of circuit, control and mode of operation.
  • the floating bodies 5 are provided with additional flow energy converters 7 which are constantly below the water surface when the device is in the operating state, as is clearly evident from the drawing figures 4 to 6.
  • At least one guide weir 324 for reducing the cross-section can be formed on a base plate 323 of the structure 32.
  • the buoyancy force acting on the floating bodies 5 in the upward-moving sense can also be increased by arranging wings 51, 52 of preferably adjustable angular position on the floating bodies 5. Through these aerodynamically favorable wings 51, 52, the flowing water creates a dynamic buoyancy force component that acts on the float 5. It should also be appreciated that if sufficiently long walls 321, 322 are formed, "flow channels" can be created, in which more than one rocker arm 4 and other cooperating structural units can be arranged in series.
  • the structure 32 can be brought to the scene both at the scene and (in particular in the case of small facilities) in a manufacturing company by prefabrication and by towing and be anchored there.
  • the walls 321, 322 can also consist of several sections, which have an angular position deviating from the parallel, are of broken lines or are wedge-shaped.
  • FIGS. 7 to 9 show a further, third advantageous embodiment of the device according to the invention as an example, which is built economically and advantageously, particularly on continental banks, seabed surveys, etc., particularly in marine areas of significant depth, which may be over a hundred meters, for example and can be operated.
  • the embodiment according to FIGS. 7 to 9 shows a significant difference compared to the previous exemplary embodiments in that here a
  • Basic body 3 is provided, which is designed as a floating supporting body 33 consisting of floating boxes 331, 332 and 333 which are firmly connected in parallel to one another in the manner of a catamaran.
  • the rocker arms 4 provided with floating bodies 5 are articulated on at least one bridge girder 30, which connects the floating boxes 331, 332 and 333 to one another in a region which is always located above the water surface and is arranged transversely on the vertical vibration planes.
  • the floating one Support body 33 is anchored relatively stationary to the water bed 2 by at least one anchor rope 330, for example by a corrosion resistant and damaging action of microorganisms and other living things living in the water.
  • the floating support body 33 is able to always be in one with With regard to the prevailing wave propagation and flow conditions, the position should be favorable by being able to move freely along an arc-shaped path around the anchoring point according to arrow b in FIG. 8.
  • the electrical energy generated in the course of a completely identical energy conversion process which has already been described in detail in connection with the first exemplary embodiment (FIGS. 1 to 3), is loosely connected to the anchor cable 33C and is preferably laid from the anchoring point on the water bed 2 to the respective energy cable Place of consumption, but appropriately directed to a reception, transformer and control center set up on the mainland near the coast.
  • the swimming boxes 331, 332, 333 can be provided with additional flow energy converters 7 in the sense of the invention when the device is always below the water surface, and also with correspondingly arranged guide surfaces, wings for influencing the flow conditions .
  • Devices of this type can be prefabricated and completed in shipyards and then towed to the predetermined anchorage location.
  • the floating devices can also be transported to the designated dry docks.
  • the length of the floating boxes 331, 332, 333 should preferably be selected to be at least twice the average wavelength to be expected at the anchoring and operating location in order to ensure a relative stability of the base body 3.
  • rocker arms 4 can, in all embodiments, be articulated in any other way by means of connections which allow oscillation movement in vertical oscillation planes.
  • the invention is in no way limited to the embodiments described in the above with reference to the accompanying drawing merely as examples. Numerous other designs, modifications and further developments are possible within the protective circle defined by the following patent claims.

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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)

Abstract

Le dispositif ci-décrit comporte au moins un levier oscillant (4) pourvu d'un corps flottant (5), et articulé de manière à pouvoir osciller dans le plan vertical sur un corps principal (3) ancré dans l'eau et eventuellement flottant. Entre chaque levier oscillant (4) et le corps principal (3) se trouve un agencement piston/cylindre (6) permettant de fournir un milieu de pression de préférence directement dans un accumulateur hydraulique. Le milieu de pression comprimé est décompressé dans une turbine ou dans un moteur hydraulique, et l'arbre d'entraînement de ladite turbine ou du moteur est relié à un générateur pour produire de l'électricité. Au moins sur chaque corps flottant (5) est prévu au moins un convertisseur d'énergie hydrodynamique (7) supplémentaire grâce auquel également l'énergie hydrodynamique inhérente à l'eau située dans le passage de la houle est constamment extraite. De préférence, plusieurs dispositifs de ce type peuvent être reliés à une centrale sur la terre ferme au moyen de câbles de puissance et de commande, permettant ainsi de créer des centrales houlomotrices fiables et rentables.
PCT/HU1987/000005 1985-06-25 1987-02-13 Dispositif pour exploiter l'energie de la houle de l'eau de surface, et centrale houlomotrice contenant au moins un tel dispositif WO1987005078A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO874369A NO874369L (no) 1985-06-25 1987-10-20 Innretning for utnyttelse av bgeenergi i overflatevann o g et bgekraftverk med minst en slik innretning.
DK549787A DK549787A (da) 1985-06-25 1987-10-20 Fremgangsmaade, indretning og kraftvaerk til udnyttelse af boelgeenergi

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HU852475A HU201829B (en) 1985-06-25 1985-06-25 Combined wave power machine
HU2475/85 1986-02-21

Publications (1)

Publication Number Publication Date
WO1987005078A1 true WO1987005078A1 (fr) 1987-08-27

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PCT/HU1987/000005 WO1987005078A1 (fr) 1985-06-25 1987-02-13 Dispositif pour exploiter l'energie de la houle de l'eau de surface, et centrale houlomotrice contenant au moins un tel dispositif

Country Status (5)

Country Link
AU (1) AU7038987A (fr)
DK (1) DK549787A (fr)
HU (1) HU201829B (fr)
NO (1) NO874369L (fr)
WO (1) WO1987005078A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3812828A1 (de) * 1988-04-16 1989-10-26 Rolf Dr Brueck Vorrichtung zur nutzbarmachung der bewegungsenergie von meereswellen
EP0365325A1 (fr) * 1988-10-19 1990-04-25 Hydam Technology Limited Générateur utilisant l'énergie des vagues
GB2230300A (en) * 1989-03-24 1990-10-17 Hossein Azimi Wave powered generator system
US5281856A (en) * 1989-11-15 1994-01-25 Tibor Kenderi Water current energy converter
GB2311565A (en) * 1996-03-27 1997-10-01 Andrew Paul Cook Floating wave power device
JP2007315288A (ja) * 2006-05-25 2007-12-06 Kobe Univ 波力発電システム及び波力発電プラント
EP1913204A1 (fr) * 2005-08-12 2008-04-23 Biopower Systems Pty. Ltd. Dispositif de collecte d'énergie des vagues
GB2475405A (en) * 2009-11-11 2011-05-18 David Bowerman Wave energy generator for harvesting kinetic energy of waves and tidal flow

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT24577B (de) * 1905-02-07 1906-06-11 John Hutchings Vorrichtung zur Nutzbarmachung der Wellen- und Flutbewegung.
FR420064A (fr) * 1910-09-06 1911-01-21 Herbert Edward Fisher Moteur utilisant l'action des vagues
US1033476A (en) * 1911-01-05 1912-07-23 Otto Schulze Wave-motor.
FR475834A (fr) * 1913-08-01 1915-06-17 Angelo Casagrande Recotini Installation pour utiliser la force des vagues comme force motrice
GB232449A (en) * 1924-06-20 1925-04-23 John Tydings Improvements in current and tidal current motors

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT24577B (de) * 1905-02-07 1906-06-11 John Hutchings Vorrichtung zur Nutzbarmachung der Wellen- und Flutbewegung.
FR420064A (fr) * 1910-09-06 1911-01-21 Herbert Edward Fisher Moteur utilisant l'action des vagues
US1033476A (en) * 1911-01-05 1912-07-23 Otto Schulze Wave-motor.
FR475834A (fr) * 1913-08-01 1915-06-17 Angelo Casagrande Recotini Installation pour utiliser la force des vagues comme force motrice
GB232449A (en) * 1924-06-20 1925-04-23 John Tydings Improvements in current and tidal current motors

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3812828A1 (de) * 1988-04-16 1989-10-26 Rolf Dr Brueck Vorrichtung zur nutzbarmachung der bewegungsenergie von meereswellen
EP0365325A1 (fr) * 1988-10-19 1990-04-25 Hydam Technology Limited Générateur utilisant l'énergie des vagues
GB2230300A (en) * 1989-03-24 1990-10-17 Hossein Azimi Wave powered generator system
GB2230300B (en) * 1989-03-24 1993-09-15 Hossein Azimi Wave powered generator system
US5281856A (en) * 1989-11-15 1994-01-25 Tibor Kenderi Water current energy converter
GB2311565A (en) * 1996-03-27 1997-10-01 Andrew Paul Cook Floating wave power device
EP1913204A1 (fr) * 2005-08-12 2008-04-23 Biopower Systems Pty. Ltd. Dispositif de collecte d'énergie des vagues
EP1913204A4 (fr) * 2005-08-12 2011-06-08 Biopower Systems Pty Ltd Dispositif de collecte d'énergie des vagues
JP2007315288A (ja) * 2006-05-25 2007-12-06 Kobe Univ 波力発電システム及び波力発電プラント
WO2007138939A1 (fr) * 2006-05-25 2007-12-06 National University Corporation Kobe University Système de génération d'électricité activé par une onde et centrale de génération d'électricité activée par une onde
GB2475405A (en) * 2009-11-11 2011-05-18 David Bowerman Wave energy generator for harvesting kinetic energy of waves and tidal flow
GB2475405B (en) * 2009-11-11 2012-09-19 David Bowerman Wave powered generator

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Publication number Publication date
AU7038987A (en) 1987-09-09
DK549787A (da) 1987-11-16
NO874369L (no) 1987-12-18
HUT42599A (en) 1987-07-28
NO874369D0 (no) 1987-10-20
HU201829B (en) 1990-12-28
DK549787D0 (da) 1987-10-20

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