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WO2025058580A1 - Système de collecte d'énergie régulant les énergies cinétiques irrégulières de différents emplacements géographiques et conditions climatiques variables avec des composants commandés réglables - Google Patents

Système de collecte d'énergie régulant les énergies cinétiques irrégulières de différents emplacements géographiques et conditions climatiques variables avec des composants commandés réglables Download PDF

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Publication number
WO2025058580A1
WO2025058580A1 PCT/TR2023/051405 TR2023051405W WO2025058580A1 WO 2025058580 A1 WO2025058580 A1 WO 2025058580A1 TR 2023051405 W TR2023051405 W TR 2023051405W WO 2025058580 A1 WO2025058580 A1 WO 2025058580A1
Authority
WO
WIPO (PCT)
Prior art keywords
energy harvesting
shaft
wing
harvesting system
motion
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.)
Pending
Application number
PCT/TR2023/051405
Other languages
English (en)
Inventor
Atilla OZTURK
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.)
Individual
Original Assignee
Individual
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
Priority claimed from TR2023/011403 external-priority patent/TR2023011403A1/xx
Application filed by Individual filed Critical Individual
Publication of WO2025058580A1 publication Critical patent/WO2025058580A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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"
    • 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
    • F05B2210/00—Working fluid
    • F05B2210/16—Air or water being indistinctly used as working fluid, i.e. the machine can work equally with air or water without any modification
    • 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

Definitions

  • the present invention relates to an energy harvesting system for harvesting usable energy from fluid movements such as wind and water currents.
  • the invention relates to an energy harvesting system which regulates the irregular kinetic energy of different geographical locations and variable climatic conditions by means of adjustable controlled components.
  • Renewable energy is energy obtained from sources that can be renewed faster than the rate of depletion. These resources provide limitation of environmental impacts arising from energy production. Especially compared to fossil energy sources, it can provide great advantages in terms of the emission of harmful gases.
  • Water (hydraulic), wind, solar (solar, photovoltaic), natural hot water and water vapour (geothermal), biomass, biogas, wave power, water current energy and tidal energy, hydrogen are the main renewable energy sources.
  • EP3665386A1 a system which enables a regular energy output to be obtained from wind and current with irregular speed and direction is disclosed.
  • the system comprises multiple wings that oscillate under the influence of wind and gravity, and connection elements that transfer the angular motion of the wings to a shaft in a single direction, allowing the shaft to be rotated in a regular manner by the irregular oscillation of the wings.
  • the object of the present invention is the development of an energy harvesting system for converting the variable kinetic energy of moving fluids into usable forms of energy.
  • it is the development of an energy harvesting system that allows the harvesting of irregular kinetic energy by regulating it with adjustable controlled components.
  • Another object of the present invention is the development of an energy harvesting system capable of operating over a wide velocity range or under the influence of flow with irregular velocity.
  • a further object of the present invention is the development of a modular energy harvesting system that can be designed in a modular form with the desired dimensions, number of wings and inclinations in different environments, the parts of which can be easily transported to the site and are easy to install and maintain.
  • the system developed according to the invention comprises at least one wing which performs an oscillating motion under the influence of a fluid such as moving air or water and at least one restoring mechanism, and at least one collecting mechanism which harvests energy from the angular oscillating motion of the wing.
  • the restoring mechanism may comprise flexibility elements made of a spring or elastic material, or may comprise structures consisting of electromagnetically acting magnets and windings.
  • the restoring mechanism may be supported by gravity and/or buoyancy.
  • the collecting mechanism may also comprise at least one collector shaft through which the oscillating motion is transmitted in the form of a rotational motion in a single direction, and/or structures consisting of magnets and windings positioned in such a way that electricity can be obtained directly from the motion of the wing and forming an alternator.
  • the wings may oscillate around a vertical, horizontal or inclined axis.
  • the characteristics of the restoring mechanism such as its response to wing motion and axis inclination, can be adjusted in a controlled manner in accordance with the region of application.
  • the energy harvesting system of the invention can be designed modularly with the desired dimensions and number of wings in different environments, its parts can be easily transported to the field, and its installation and maintenance can be carried out easily.
  • the invention relates to energy harvesting systems comprising components (including spring-like elements of the restoring mechanism with adjustable behaviour, adjustable joint angle, adjustable sweep areas, adjustable amount of lifting material, alternator windings and magnets with adjustable locations and capacities) that can be adjusted and thus adapted in order to effectively harvest the changing dynamics of fluids as energy under different geographical and climatic conditions.
  • Figure 1 is a frontal schematic view of a system having one wing according to the invention, with an flexibility element positioned between the part of the wing facing the shaft and the shaft.
  • Figure 2 is a frontal schematic view of a system having one wing according to the invention, with two flexibility elements positioned between the free moving part of the wing and the shaft.
  • Figure 3 is a frontal schematic view of a system having one wing according to the invention, with an flexibility element positioned between the free moving part of the wing and the frame.
  • Figure 4 is a frontal schematic view of the connection of multiple wings according to the invention to the shafts and collector shafts.
  • Figure 5 is a frontal schematic view of a system according to the invention comprising an electromagnetically acting restoring mechanism.
  • Figure 6 is a top schematic view of a system according to the invention comprising an electromagnetically acting restoring mechanism.
  • Figure 7 is a front schematic view of a system according to the invention comprising a carrier.
  • Figure 8 is a side schematic view of a system according to the invention comprising a vane.
  • Figure 9 is a top schematic view of a system according to the invention comprising a vane.
  • Figure 10 is a top schematic view of a system according to the invention comprising front and rear bumpers.
  • Figure 11 is a frontal schematic view of a vertically oriented system according to the invention comprising more than one wing.
  • Figure 12 is a frontal schematic view of a vertically oriented system according to the invention comprising more than one wing.
  • Figure 13 is a frontal schematic view of a vertically orientated system according to the invention comprising more than one wing.
  • Figure 14 is a frontal schematic view of a horizontally oriented system according to the invention comprising more than one wing.
  • Figure 15 is a frontal schematic view of a system according to the invention, which comprises more than one wing and whose inclination can be adjusted.
  • Figure 16 is a schematic side view of a system according to the invention, which comprises more than one wing and whose inclination can be adjusted.
  • Figure 17 is a schematic side view of a system according to the invention which comprises more than one wing and whose inclination can be adjusted, in an inclined state.
  • the energy harvesting system which enables the irregular kinetic energy of fluids such as moving air and water to be converted into usable energy forms depending on different geographical locations and variable climatic conditions, essentially comprises at least one shaft (1), at least one wing (3) connected to the shaft (1) that is capable of angular motion around the point where it is connected to the shaft (1) under the influence of the fluid acting on its surface, at least one collecting mechanism for harvesting energy from the angular motion of the wing (3); and at least one restoring mechanism that applies a force in the opposite direction to the wing (3) moving with the effect of the fluid in order for the wing (3) to perform an oscillating motion
  • the wings (3) are pushed in the direction of fluid motion by the fluid acting on them. With this motion of the wings (3), a force in the opposite direction is generated by the restoring mechanism. Thus, the wings (3) oscillate under the influence of the fluid and the restoring mechanism.
  • the collecting mechanism in turn harvests energy from the oscillating motion.
  • the shaft (1) may extend vertically, horizontally or at an incline towards the direction of fluid motion. In embodiments of the invention in which the shaft (1) extends vertically, all the restoring force required for oscillation is generated by the restoring mechanism. In embodiments of the invention in which the shaft (1) extends horizontally or at an incline, the restoring force required for oscillation can be provided by the weight and/or buoyant force acting on the wings (3) together with the restoring mechanism.
  • the wings (3) are positioned above and below the shaft (1) such that they remain in a substantially vertical plane when not oscillating.
  • the wings (3) above the shaft (1) are stabilised by the restoring mechanism.
  • the wings (3) are positioned on the sides of the shaft (1) with respect to the direction of inclination.
  • at least one front bumper (12) is provided below the shaft (1) relative to the direction of inclination, i.e. on the side of the shaft (1) facing the direction of fluid motion, which limits the range of motion of the wings (3).
  • the front bumper (12) prevents the wings (3) from falling forward under the influence of gravity in such a way that they cannot interact effectively with the fluid.
  • the front bumpers (12) are of a material and structure which does not produce noise as a result of the impact of the wings (3).
  • the inclination of the shaft (1) extending at an incline can be adjusted depending on the fluid velocity and other ambient conditions.
  • the system comprises at least one shaft (1), the inclination of which can be adjusted by at least one joint (10).
  • the inventive system may also comprise at least one rear bumper (13), which is opposite to the direction of fluid motion for any orientation of the shaft (1) and limits the range of motion of the wings (3).
  • the rear bumper (13) prevents the wings (3) from being orientated in such a way that they cannot effectively interact with the fluid at excessive flow rates.
  • the rear bumpers (13) are preferably of a material and structure which does not produce noise as a result of the impact of the wings (3).
  • the front bumpers (12) and the rear bumpers (13) can convert the thrust acting on them by the motion of the wing (3) into electrical energy for energy harvesting with at least one alternator (9).
  • the restoring mechanism comprises at least one flexibility element (4).
  • the flexibility element (4) is positioned between the components which move relative to each other.
  • the stiffness and/or effective length of the flexibility element (4) can be adjusted.
  • the stiffness and/or effective length of the flexibility element (4) can be controlled mechanically or electromechanically, by means of wired or wirelessly transmitted signals.
  • the flexibility element (4) may be a spring or a structure made of an elastic material such as rubber.
  • the flexibility element (4) may be positioned between the shaft (1) and the part of the wing (3) facing the shaft (1), between the shaft (1) and the free moving part of the wing (3), between the free moving part of the wing (3) and an external point, between the free moving part of the wing (3) and a frame (5) surrounding all the wings (3), between the free moving part of the wing (3) and the free moving part of a wing (3) on a second shaft (1), or in any other manner capable of producing a restoring force depending on the motion of the wing (3).
  • the flexibility element (4) may be of a structure such as a leaf spring, for example, which twists with the motion of the wing (3), such as a leaf spring, for example, which bends with the motion of the wing (3), such as a coil spring, for example, whose length changes with the motion of the wing (3).
  • the restoring mechanism may also comprise at least one wire whose free length changes with the motion of the wing (3), at least one spool on which the wire is wound, and at least one flexibility element (4) which works depending on the angular position of the spool due to the motion of the wing (3).
  • the restoring mechanism comprises magnets (8) and windings (7) which move relative to each other during the motion of the wing (3) and which act electromagnetically on the wing (3) and can also constitute an alternator (9).
  • the response of the electromagnetically acting restoring mechanism to the oscillation of the wing (3) can be regulated.
  • the oscillation character of the wing (3) can be regulated.
  • the response of the electromagnetically acting restoring mechanism can be controlled mechanically, electromechanically or electronically by means of wired or wirelessly transmitted signals. Regulation of the response can be achieved by regulating the impedance, by creating a force against the movement and/or by actively expending energy during the movement in the direction against the flow.
  • a restoring force can be generated by expending only a portion of the energy generated.
  • the restoring mechanism can also include a combination of flexibility elements (4) and electromagnetically acting components.
  • the collecting mechanism is preferably a mechanism for converting the angular oscillating motion of the wing (3) into rotational motion in one direction.
  • the collecting mechanism comprises at least one collector shaft (2) parallel to the shaft (1), which is connected to the shaft (1) by at least two connection points that transfer the rotational movement in directions opposite to each other.
  • the collecting mechanism preferably comprises two gears, one on the shaft (1) and one on the collector shaft (2), engaged with each other, two pulleys, one on the shaft (1) and one on the collector shaft (2), connected to each other by a belt, and one-way bearings in the hub of one gear and one pulley.
  • alternator (9) After conversion of the oscillating motion into rotational motion in one direction, electrical energy can be obtained by means of an alternator (9). Instead, the collecting mechanism can also harvest energy directly by means of alternators (9) associated with the wings (3) or shafts (3).
  • the wings (3) may have any geometrical shape.
  • the surfaces of the wings (3), which determine the sweeping area, may also be changeable in size and shape during operation.
  • the energy harvesting system according to the invention also comprises a lifting material (15) having a density lower than the density of the fluid, which is located inside the wing (3).
  • the lifting material (15) may be helium for a wind-driven system according to the invention, or air for a water-driven system.
  • An amount of lifting material (15) may also be used which allows a buoyant force to be generated which is greater than the weight of the wing (3).
  • the restoring force can be generated by the buoyant force together with the restoring mechanism.
  • the lifting material (15) can be positioned inside at least one chamber within the wing (3).
  • the inventive energy harvesting system may comprise at least one circular protrusion (6) surrounding the shaft (1) and at least one carrier (11) positioned on the part of the wing (3) facing the protrusion (6), which bears the weight of the wing (3).
  • the carrier (11) may comprise at least one sliding element or wheel.
  • the energy harvesting system according to the invention further comprises at least one steering mechanism which enables to orientate the energy harvesting system according to the direction of flow in order to utilise the fluid movement effectively.
  • the steering mechanism may, for example, provide for keeping the bisector of the range of motion of the wings (3) on the shaft (1) perpendicular to the direction of fluid movement.
  • the steering mechanism may comprise a sensor for detecting the direction of flow and a steering motor actuated by said sensor. Instead, the steering mechanism may also comprise a vane (14) which allows the system to be spontaneously rotated by the effect of the flow.
  • the energy harvesting system comprises a hull (16) which protects the shaft (1), the collector shaft (2) and the connection and transmission elements therebetween from environmental influences, and which enables the system to carry loads, including its own weight.
  • the surface of the hull (16) may be shaped for aerodynamic and similar effects.
  • the energy harvesting system can also include integrated solar panels on the wing (3) surfaces, hull (16) surfaces and other surfaces. Thus, a hybrid energy harvesting system can also be obtained.
  • the energy harvesting system may also comprise multiple alternators (9) mechanically connected in series, which are sequentially activated to operate with varying torque levels.
  • the sequential windings (7), magnets (8) or electromagnets (8) of the alternators (9) can be controlled mechanically, electromechanically or electronically by wired or wirelessly transmitted signals.
  • the system may also include components such as regulators to regulate the output at different frequencies.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Wind Motors (AREA)

Abstract

La présente invention concerne un système de collecte d'énergie permettant d'obtenir de l'énergie mécanique et/ou de l'électricité à partir de mouvements de fluide tels que des courants de vent et d'eau. L'invention concerne un système de collecte d'énergie qui peut fonctionner dans une large plage de vitesses ou sous l'influence d'un écoulement avec une vitesse irrégulière. Le système de collecte d'énergie développé permet la conversion d'énergie cinétique au moyen d'ailes (3) oscillant sous l'influence d'une force de rappel conjointement avec le courant de vent ou d'eau. Les composants générant la force de rappel et d'autres composants peuvent être ajustés de manière contrôlée en fonction des conditions de la région de mise en œuvre. L'invention concerne également une structure modulaire qui peut être conçue de manière modulaire pour différents environnements, avec les dimensions et le nombre souhaités d'ailes (3), dont les parties peuvent être facilement transportées vers le site, et qui est facile à installer et à entretenir.
PCT/TR2023/051405 2023-09-13 2023-11-27 Système de collecte d'énergie régulant les énergies cinétiques irrégulières de différents emplacements géographiques et conditions climatiques variables avec des composants commandés réglables Pending WO2025058580A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TR2023/011403 TR2023011403A1 (tr) 2023-09-13 Deği̇şi̇k coğrafi̇ lokasyonlarin ve deği̇şken i̇kli̇m şartlarinin düzensi̇z ki̇neti̇k enerji̇leri̇ni̇ ayarlanabi̇li̇r kontrollü bi̇leşenleri̇ i̇le regüle eden enerji̇ hasat si̇stemi̇
TR2023011403 2023-09-13

Publications (1)

Publication Number Publication Date
WO2025058580A1 true WO2025058580A1 (fr) 2025-03-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/TR2023/051405 Pending WO2025058580A1 (fr) 2023-09-13 2023-11-27 Système de collecte d'énergie régulant les énergies cinétiques irrégulières de différents emplacements géographiques et conditions climatiques variables avec des composants commandés réglables

Country Status (1)

Country Link
WO (1) WO2025058580A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7476986B1 (en) * 2006-08-07 2009-01-13 Del Principe David M Wave-action energy producing apparatus
US20120032444A1 (en) * 2010-08-06 2012-02-09 John Alan Burton Wave Catcher
US20200132039A1 (en) * 2018-10-31 2020-04-30 Loubert S. Suddaby Wave energy capture device and energy storage system utilizing a variable mass, variable radius concentric ring flywheel
CN113669192A (zh) * 2021-09-06 2021-11-19 哈尔滨工业大学 海洋浮力储能系统

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7476986B1 (en) * 2006-08-07 2009-01-13 Del Principe David M Wave-action energy producing apparatus
US20120032444A1 (en) * 2010-08-06 2012-02-09 John Alan Burton Wave Catcher
US20200132039A1 (en) * 2018-10-31 2020-04-30 Loubert S. Suddaby Wave energy capture device and energy storage system utilizing a variable mass, variable radius concentric ring flywheel
CN113669192A (zh) * 2021-09-06 2021-11-19 哈尔滨工业大学 海洋浮力储能系统

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