Energies oceàniques

WAVE ENERGY CONVERTER

Resumen de: AU2024304805A1

The present invention relates to a wave energy converter (10), comprising: a buoyant wave collector (12) adapted to float in the surface (14) of water (16), wherein the wave collector (12) has a leading edge (18a) and a trailing edge (18b); a platform (30) adapted to be submerged and positioned lower than the wave collector, wherein the wave collector is adapted to move relative to the platform; an extendable and retractable front attachment (36a) connecting a leading portion of the wave collector to the platform; and an extendable and retractable rear attachment (36b) connecting a trailing portion of the wave collector to the platform, wherein in at least one configuration the extendable and retractable front and rear attachments are configured to control the wave collector such that the attack angle (a) of the wave collector towards an incoming wave (20) is increased when the wave collector meets the incoming wave, so that the wave collector (12) moves with the wave (20) so as to absorb horizontal and vertical energy of the wave (20).

BUOY WITH RADIATED WAVE REFLECTOR

Resumen de: US20260022684A1

Disclosed is buoyant wave energy capture device, adapted to float adjacent to an upper surface of a body of water over which waves pass, and adapted to capture a portion of the radiated waves created by its own rising and falling in response to incident and/or passing environmental waves. A power take off mechanism combined with the disclosed wave energy capture device may be tuned to a specific wave frequency, and thereby optimally extract energy from a motion of a single frequency, even the wave energy capture device may be excited and/or energized by waves of any of a relatively broad range of frequencies, thereby increasing the power-generation and cost efficiencies of such devices relative to wave energy conversion devices of the prior art.

MOVABLE UNDERWATER PUMP FOR WAVE-ACTUATED DESALINATION WITH SLIDING POSITIONING ANCHOR

Resumen de: WO2026019313A1

The present invention relates to an underwater pumping device and method capable of moving over the seabed and of converting wave energy into high-pressure seawater pumping action for reverse osmosis desalination. The invention makes it possible to transform wave motion into linear motion by means of surface floats and an underwater float oscillating with the waves. The floats drive pistons that draw in, filter, and compress seawater. The movable pumping device is capable of positioning itself in synchronisation with the period and celerity of the waves by sliding by means of an anchoring system rolling on a conveying pipeline that carries the pumped water directly to a reverse osmosis station. The pipeline is anchored to the seabed by means of a series of deadman anchors. The sliding mechanism makes it possible to retrieve and remove the pumping device from the water for weather-risk prevention and for cleaning and maintenance.

IMPROVED POWER GENERATION APPARATUS

Resumen de: AU2024362457A1

A marine power generation system for generating power from an ocean current, the system comprising: a generally elongate in-use platform having a length extending between two ends and a width extending between two lateral sides; the platform being configured to be positioned on the ocean floor; a plurality of spaced apart turbines positioned lengthwise along the length of the platform, each of said turbines comprising blades extending radially from a rotor, the turbine being operable to undergo rotational movement when positioned within an ocean current; one or more power generation modules, each power generation module being operably linked with one or more of the turbines, the power generation modules being located on or within the platform; anchoring assembly for anchoring the platform to the ocean floor for aligning the plurality of turbines with the ocean current; wherein the rotor for each of said turbines is associated with a respective hydraulic pump that pumps hydraulic oil via hydraulic lines during rotation of the rotor and wherein the each power generation module comprises a hydraulic motor that is rotated with the hydraulic oil pumped by one or more of said hydraulic pumps associated with the turbines, the hydraulic generator being arranged to produce an electric output.

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

Resumen de: US2025327434A1

Embodiments include a buoyant wave energy converter. In an embodiment, the wave energy converter comprises an upper chamber having a first fluid reservoir and a first gas pocket, and a lower chamber having a second fluid reservoir and a second gas pocket. In an embodiment, an injection tube is between and fluidly coupled to the upper chamber and the lower chamber, where the injection tube is to impel a fluid from the second fluid reservoir into the first fluid reservoir when the upper chamber, the lower chamber and the injection tube oscillate about a waterline with the upper chamber adjacent to the waterline and the lower chamber submerged below the waterline and vertically beneath the upper chamber. An effluent tube is fluidly coupled to the upper chamber and the lower chamber, where the effluent tube is to return the fluid from the first fluid reservoir to the injection tube.

A HYDROELECTRIC POWER HARVESTING APPARATUS

Resumen de: GB2628167A

Disclosed is a hydroelectric power system for use with a moving body of water and which includes a conveyor 114 which is supported by two rotating members 110,112 connected to a support 102, the conveyor having paddles 116 for interacting with the flowing water 106 to extract the energy and the support being extendable to control the position of the conveyor. There may be an electricity generator connected to the conveyor via at least one of the rotating members. The change in position may be to keep the conveyor at the surface of the water. There may be a water level sensor and the paddles may be configured as pairs forming chevrons, there may be a gap at the tip of the chevron. There may be a guard to prevent debris from getting into the apparatus, and there may be a guide to direct more water flow into the paddles.

一种基于流致晃动的压电-摩擦电混合发电装置及方法

Resumen de: CN121367416A

本发明公开了一种基于流致晃动的压电‑摩擦电混合发电装置及方法，本装置包括流致晃动模块，所述流致晃动模块通过包括底座，所述底座上设有可沿底座转动的转动杆，所述转动杆上设有悬臂梁，所述悬臂梁的内端设于转动杆上，所述悬臂梁上设有压电模块，所述压电模块包括压电片，所述压电片连接有第一收集电路；所述悬臂梁的外端设有固‑液摩擦纳米发电模块，所述固‑液摩擦纳米发电模块包括容体，所述容体内设有摩擦液、摩擦层和电极，所述电极连接有第二收集电路。

一种基于摩擦发电与陀螺效应的波浪能量采集器

Resumen de: CN121367417A

本发明公开了一种基于摩擦发电与陀螺效应的波浪能量采集器。包括铜电极板，聚四氟乙烯（PTFE）薄膜，棘轮，锥齿轮，摩擦盘垫圈，兔毛板，亚克力板，飞轮摆和下圆板。由顶部的飞轮摆灵敏的接收外界各个方向的低频波浪激励，将重心的变化转换为双轴的旋转运动，飞轮旋转产生的陀螺效应可以补充飞轮的进动旋转，进一步同频带动兔毛板旋转，与定子PTFE产生摩擦。镜像棘轮机构使得摆杆无论顺时针还是逆时针旋转，都能自适应的带动摆杆上的飞轮相同方向旋转，从而减少了方向变化带来的动能损失。该系统可以有效的收集低频波浪振动，来为海洋中现有的低功耗传感器提供电能。

マグナス式推力発生装置、前記マグナス式推力発生装置を用いた、風力回転装置、水力回転装置又は潮力回転装置、及び、前記マグナス式推力発生装置を用いた、風力発電機、水力発電機又は潮力発電機

Resumen de: JP2026007771A

【課題】円筒翼に発生するマグナス力によって効率的に回転力を得ることが可能なマグナス式推力発生装置を提供する。【解決手段】マグナス式推力発生装置１は、支持筐体２と、支持筐体２に対して第１の回転軸Ｏ１を中心として回転可能な回転部３と、第１の回転軸Ｏ１を中心として公転可能であって、第１の回転軸Ｏ１に対して平行な第２の回転軸Ｏ２を中心として自転可能な２つの円筒翼４と、２つの円筒翼４とともに各組を構成し、各組の円筒翼４の軸方向に沿って長手方向が配置される２つの整流板５と、回転部３に固定されることで第１の回転軸Ｏ１を中心として回転可能であって、各組毎に、第１の回転軸Ｏ１を中心とする円周上に円筒翼４を支持するとともに、円筒翼４が公転するときの進行方向とは反対側に整流板５を支持する支持部６とを備え、進行方向に対する整流板５の後端縁部５０ｄの少なくとも一部は、第１の回転軸Ｏ１及び第２の回転軸Ｏ２に垂直な平面上において、いずれかの条件を満たす領域に存在する。【選択図】図６

一种基于可调节对浪向浮子的漂浮式波浪能发电系统、风浪能混合发电系统及控制方法

Resumen de: CN121345705A

本发明属于新能源发电装置技术领域，具体为一种基于可调节对浪向浮子的漂浮式波浪能发电系统、风浪能混合发电系统及控制方法。波浪能发电系统包括漂浮式平台以及设置于漂浮式平台上的若干个波浪能发电装置；每个波浪能发电装置包括振荡浮子、回转调节控制器、驱动轴以及与驱动轴相配合的发电机构；振荡浮子与漂浮式平台活动连接；振荡浮子的迎浪面积可调；回转调节控制器与振荡浮子活动连接，用于调节振荡浮子的对浪方向；驱动轴与振荡浮子固定连接，用于在振荡浮子随波浪运动下而运动，进而驱动发电机构运动将机械能转化为电能。本发明通过角度调节，能够在高效能量捕获的情况下，减小系统疲劳载荷。

一种浮标所控全自动径向叶片潮汐两次发电设施

Resumen de: CN121345707A

一种浮标所控的全自动径向叶片潮汐两次发电设施，设施选在潮汐起落较大的海边、由涨潮外池发电，退潮内池发电构成的两次发电，内外池中设有多个发电单元，外池单元里设有两个带棘爪的浮标1，设两个带棘齿的浮标2.内池中装在水槽39中的带棘爪的浮标3，设带有棘齿条的浮标4，设体在内池确受外池水的控制浮标5，在内外单元中设有上水箱、下水箱，中间装有四联水缸40，在水缸里轴上套轴上装有径向做功叶片51、排水叶片52、外池的浮标1、内池的浮标3随潮汐上下移动带动阀门开关，海水通过水缸上下口的扇形阀门，在浮标和几组不完全齿轮间歇机构的控制下做以下四个过程：一、打开水缸上口阀门、关闭水缸下口阀门。二、径向叶片51做功。三、关闭水缸上口阀门，打开水缸下口阀门。四、径向叶片52排出水缸内部分海水。

一种水面漂浮式太阳能光伏发电设备

Resumen de: CN121356439A

本申请公开了一种水面漂浮式太阳能光伏发电设备，属于太阳能发电技术领域，包括箱体，箱体的底部外侧固定连接有漂浮座，箱体的顶端装配有光伏板，光伏板有三个且两侧光伏板均与中间光伏板的侧面铰接，箱体的内部装配有动能发电装置、排水装置和水位读取装置；本申请通过设置动能发电装置，使磁块在整流管内上下滑动并不断切割螺旋线圈的磁感线，产生感应电动势，螺旋线圈内产生电流，磁块在升降过程中产生的电流方向相反，因此螺旋线圈内会产生交流电，整流器将交流电收集并传输到蓄电池内，从而解决了磁性组件需克服大量摩擦阻力以及只有在风浪较大的环境才能工作的问题，进而达到了稳定整体结构并提高发电效率的效果。

一种基于柱群阵列的低频段与宽频带波浪能发电装置

Resumen de: CN121345706A

本发明涉及波浪发电技术领域，尤其涉及一种基于柱群阵列的低频段与宽频带波浪能发电装置，包括若干个交错排列的基座，所述基座的上方一体成型有支柱，所述支柱的侧壁活动安装有发电组件，所述发电组件包括浮漂，所述浮漂活动安装于支柱的外侧。通过浮漂的上下往复运动，实现缆绳对位于上方的转动轴进行交替牵引，确保无论浮漂上升或下降，均能带动发电机持续运转发电，从而高效利用海洋波浪能，提升发电稳定性与能量转换效率，提高波浪发电的效率，通过水罩一的上下移动，使得橡皮罩引导海水在浮漂的下方进行波动，并驱动浮漂移动进行发电，实现低频段波浪时波浪能的连续捕获，同时提高低频段波浪时波浪能捕获的强度。

一种闭环温差能发电装置及调控方法

Resumen de: CN121345738A

本发明提供一种闭环温差能发电装置及调控方法，本发明通过设置连通蒸发器与冷凝器的旁通管道以及位于冷凝器最低点的排液腔，并使排液腔与旁通管道连通，为工质提供了备选流通路径，当主循环管路因低温出现结冰或堵塞迹象时，工质可切换至旁通管道继续流动，避免因管道堵塞导致整个系统停运，同时通过高压侧止回阀以及低压侧止回阀保证了工质在循环管路中的单向流动，防止回流冲击对设备造成损坏，同时在需要时可通过旁通阀切换工质流向，温差调控系统将多种传感器与中央控制单元有机结合，实现了对温差能发电装置的全方位实时监测和自动化调控，使其能够根据环境变化及时调整运行参数，适应极地等恶劣环境下的复杂工况。

一种漂浮型波浪发电装置

Resumen de: CN121345704A

本发明公开了一种漂浮型波浪发电装置，包括漂浮组件、多轨道摇摆发电组件、配重限位组件，所述多轨道摇摆发电组件设置于所述漂浮组件内，所述漂浮组件的下端与所述配重限位组件连接。与现有技术相比，本发明利用海浪和潮汐的物理作业，内部装有多条发电轨道组，在通过海浪或者海风施加推力形成杠杆原理，让其内部不停处于平衡状态下产生一高一低的状态下，带有配重的发电机组上的齿轮随轨道在重力与速度加惯性的作用下往复滚动运转，其齿轮组件转动带动产生动能开始发电，本发明适用于大海环境，不管浪大浪小都事宜，是效率高。环保节能，成本低，不易损坏，维修便捷，成本低。

浮動型可変レバレッジポンプ

Resumen de: CN120712134A

Systems and methods for operating and assembling a floating variable lever pump are provided. A floating variable lever pump includes a first floating vessel pivotally coupled to a second floating vessel along an axis. The first floating vessel and the second floating vessel are each configured to oscillate about an axis. A floating variable lever pump includes a pump including a first end pivotally coupled to a first fulcrum of a first floating vessel and a second end pivotally coupled to a second fulcrum of a second floating vessel. The pump is positioned (i) perpendicular to the axis and (ii) in a region between the first floating vessel and the second floating vessel. Displacement of at least one of the first floating vessel or the second floating vessel causes actuation of the pump.

ROBOTIC ENERGY CONVERTER AND A SHIP COMPRISING A ROBOTIC ENERGY CONVERTER

Resumen de: US20260015989A1

The present invention is related to a robotic energy converter, for converting movement of a movable object into on average usable energy, in particular electrical energy, comprising at least one base structure, wherein said base structure is, directly or indirectly, connected or connectable to a fixed world, at least one kinematic chain comprising at least one link and at least one joint, wherein a first end of the at least one kinematic chain is, directly or indirectly, connected to the at least one base structure, and wherein a second opposite end of the at least one kinematic chain is connected or connectable to a movable or moving object, wherein the robotic energy converter comprises at least one energy converting unit. The present invention is also related to a ship comprising a robotic energy converter.

Reservoir-regulating digital load control

Resumen de: AU2025283459A1

Disclosed is a floating, self-regulating hydroelectric computer network comprising a water turbine, a hull adapted to float at a surface of a body of water and confine a water reservoir and impel a flow of pressurized water to the water turbine, an electrical generator operatively coupled to the water turbine, a power-conditioning module operatively connected to the electrical generator, an electrical load bus, a plurality of computers operatively connected to the power-conditioning module via the electrical load bus, a phased-array antenna operatively networked with the plurality of computers to transmit data from the plurality of computers to satellites, and a load manager configured to alter a rate of program execution of the plurality of computers. ec e c

METHOD AND SYSTEM FOR GENERATING WIND POTENTIAL IN AN AIRFLOW PRODUCED BY THE FORCE OF WATER

Resumen de: WO2026012526A1

The aim of the invention is to supply kinetic energy in the form of an airflow as wind potential that can be used to move a wind turbine connected to an electric generator. The invention provides a system that generates wind potential by varying the height level of a liquid column, making use of the pressure exerted by the atmosphere on the top of the descending liquid column. In the same way, the pressure exerted by the top of the ascending liquid column on the atmosphere can be used.

Self-powered computing buoy

Resumen de: AU2025275256A1

Disclosed is a single-body fluidic computational task processing apparatus, comprising: a fluid conduit having upper and lower sections; a hull fixedly attached to the fluid conduit, and surrounding an upper portion of the fluid conduit and from which depends a lower portion of the fluid conduit; a power-take-off fixedly positioned relative to the fluid conduit; a fluid turbine operably connected to the power take off; a plurality of computers; and a first propulsive system. The hull is adapted to float adjacent to an upper surface of a body of water over which waves pass. The lower portion of the fluid conduit includes a tubular portion adapted to be submerged and oriented at an approximately vertical orientation when the apparatus floats adjacent to the upper surface of the body of water. The lower portion of the fluid conduit further includes an aperture through which water may flow into and out of the fluid conduit. The fluid turbine is configured to rotate in response to fluid flowing in the fluid conduit. The power-take-off is configured to produce electrical power in response to rotation of the fluid turbine. The plurality of computers are configured to be energized by electrical power produced by the power-take-off. The plurality of computers are configured to execute computational tasks specified by encoded signals received by the apparatus. The plurality of computers are configured to produce computational results by the execution of computational tasks specified by

Inertial hydrodynamic pump and wave engine

Resumen de: AU2025279678A1

Disclosed is a hydrodynamic pump comprising a buoyant capsule having a water reservoir below an air pocket; a hollow tube extending below, and in fluid communication with, the buoyant capsule; an effluent conduit traversing a wall of the buoyant capsule, the effluent conduit adapted to drain water from the water reservoir; a water turbine adapted to receive energy from water draining from the water reservoir via the effluent conduit; an electrical generator coupled to the water turbine to generate electrical power from a rotation of the water turbine; and a modular, removable, self-contained computer chamber receiving electrical power from the electrical generator. ec e c

Wind-powered computing buoy

Resumen de: AU2025283585A1

WIND-POWERED COMPUTING BUOY Disclosed is a novel type of computing apparatus which is integrated within a buoy that obtains the energy required to power its computing operations from winds that travel across the surface of the body of water on which the buoy floats. Additionally, these self-powered computing buoys utilize their close proximity to a body of water in order to significantly lower the cost and complexity of cooling their computing circuits. Computing tasks of an arbitrary nature are supported, as is the incorporation and/or utilization of computing circuits specialized for the execution of specific types of computing tasks. And, each buoy’s receipt of a computational task, and its return of a computational result, may be accomplished through the transmission of data across satellite links, fiber optic cables, LAN cables, radio, modulated light, microwaves, and/or any other channel, link, connection, and/or network. ec - e c

ARCHIMEDES OCEAN ENERGY HARVESTING DEVICE

Resumen de: WO2026011539A1

An Archimedes ocean energy harvesting device, comprising a floating body (1) and a thin-plate contact-separation TENG (2). The floating body (1) is mounted below a water surface and is capable of moving with wave fluctuations, thereby driving the thin-plate contact-separation TENG (2) loaded inside the floating body (1) to generate electricity. The floating body (1) comprises a silo (11), a buoy (12), and an elastic annular waterproof belt (13) connecting the silo (11) and the buoy (12). The silo (11) is inserted upwards into the buoy (12), and the waterproof belt (13) connects the buoy (12) and the silo (11) to form a closed cylindrical chamber. The thin-plate contact-separation TENG (2) is mounted in the cylindrical chamber, and comprises a fixing mechanism (24), a connecting rod (23), a plurality of circular friction discs (21) and a plurality of electrode discs (22), wherein the friction discs (21) and the electrode discs (22) are alternately arranged in parallel along the axial direction of the cylindrical chamber, and the friction discs (21) and the electrode discs (22) are respectively fixed on the buoy (12) and the silo (11).

A WAVE ENERGY CONVERTER SYSTEM

Resumen de: AU2023232559A1

This invention relates to a wave energy converter system (1) which is comprised of fenders (10) attached to marine man-made structure (M), such as breakwater/offshore platform/barge/buoy etc., by a link structure (3) and converts 5 the wave motion to clean electricity by direct drive electrical generators attached to said link structure (3).

METHODS AND SYSTEMS FOR REVERSIBLE COUPLING OF CONDUITS

Nº publicación: EP4676823A1 14/01/2026

Solicitante:

LONE GULL HOLDINGS LTD [US]
Lone Gull Holdings, Ltd

Resumen de: AU2024232160A1

Methods and systems are provided for transient fluidic coupling via reversibly couplable conduits. In one example, a method includes directing a conduit assembly to a receiving port by releasing one or more fluid streams from the conduit assembly. The method may further include fluidly coupling an internal passage of the conduit assembly to the receiving port. The internal passage may extend from the conduit assembly and along a conduit between a pair of free-floating bodies, such as between a wave engine and a tanker ship, so as to exchange one or more fluids, such as an electrolysis reactant and an electrolysis product. The fluidic coupling may be reversible, in that the conduit assembly may be detached from the receiving port to sever the fluidic coupling. In certain examples, the detaching may be actuated by releasing one or more additional fluid streams from the conduit assembly.