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WAVE ENERGY CONVERSION DEVICE AND EVALUATION METHOD THEREFOR

Resumen de: WO2025218488A1

A wave energy conversion device, comprising a fluid flow channel which is configured to convert wave energy transmitted to the fluid flow channel into pneumatic energy; an energy conversion system which is connected to the fluid flow channel, is configured to convert the pneumatic energy converted by the fluid flow channel into electric energy, and comprises an air turbine, wherein the air turbine comprises a flow channel wall, two groups of flow guide blades and a group of rotor blades; and a pressure relief system which is connected to the fluid flow channel, is configured to control the pressure of an air chamber in the fluid flow channel, and comprises a valve disk, a valve seat, an elastic unit, a control rod and a connection tube, the control rod being fixedly connected to the valve seat, the control rod being movably connected to the valve disk and the control assembly, and the control assembly being deployed on a surface of the connection tube and configured to dynamically adjust, on the basis of sea conditions of the wave energy conversion device, an initial length of the elastic unit by means of the control rod so as to control opening threshold values corresponding to the valve disk.

HARVESTING ENERGY FROM WAVE MOTION

Resumen de: WO2025219996A1

An energy harvesting system for converting wave motion into mechanical energy, the system including a plurality of floating modules configured to float on a body of water, at least one side of a first floating module includes a unidirectional engagement mechanism configured to interact with a rotational mechanism included in a side of a second, neighboring floating module to produce rotational motion of a pulley in the second floating module, wherein the unidirectional engagement mechanism of the first floating module and the rotational mechanism of the second floating module are arranged so that vertical relative motion between the first floating module and the second floating module causes rotation of the rotational mechanism of the second floating module, thereby converting the vertical motion into mechanical energy of rotation. Related apparatus and methods are also described.

UNDERWATER CURRENT TURBINE USING AUTOMATIC BLADE PITCH POSITIONING

Resumen de: US2025327436A1

This present invention relates to a method of recovering the forward momentum of an underwater or surface current, wind velocity and waves referred to a renewable energy and converting their kinetic energy to electrical energy or potential energy by a pumping system by the use of a cross flow vertical axis turbine with automatic turbine blade pitch positioning. Energy in the form of coastal surf waves is also a source of energy that can be recovered in useful form.

PLANETARY PROTECTION BUOY

Resumen de: WO2025221472A1

An embodiment may include a system with a pressure vessel, and a heating jacket coupled to the pressure vessel. In an embodiment, the heating jacket comprises a heating element. In an embodiment, the system may also include a steam injector with a first inlet, a second inlet, and an outlet. In an embodiment, the system may further include a first fluidic path between the pressure vessel and the first inlet of the steam injector, and a second fluidic path between the pressure vessel and the outlet of the steam injector. In an embodiment, the system may further include a nozzle assembly, where the nozzle assembly includes a nozzle configured to eject a fluid from the system, and a third fluidic path between the pressure vessel and the nozzle assembly where the third fluidic path is configured to provide the fluid to the nozzle assembly.

MULTIPURPOSE WAVE ENERGY CONVERTER

Resumen de: WO2025219751A1

The multipurpose wave energy converter with accumulative spring enables the conversion of sea and ocean wave energy into stable rotational energy with minimal losses. This converter is provided with multiple surge protections. The accumulator spring of the invention is a torsion or helical spring mounted in a mechanical interface that rotates constantly in one direction only and serves as a rotary accumulator to convert stepped rotations to uniform rotations without energy loss. This invention represents a multi-purpose wave energy converter to stable rotational energy constructed in three different models: - stationary power plant for fixed areas on ocean shores, - floating power plant anchored near or far from the coast, - converter of wave energy into rotational energy for the propulsion of cargo or recreational vessels that do not move at high speed.

NEARSHORE MONOPILE MOUNTED WAVE ENERGY COLLECTOR

Resumen de: WO2025217717A1

A wave energy system designed preferably for use near the coast with advantages comparable to shoreline devices. The system comprises of a monopile firmly secured to the seafloor and extending above the waterline. The energy extraction system is mounted on the monopile, on which it is able to travel between a lower and an upper position. The energy extraction system operates when it is lowered in the sea, or raised at the top of the monopile for maintenance or during poor weather condition. Pitching movements of the energy extraction system resulting from interaction with the waves allow energy to be harnessed. Aerial cables secured at the top of the monopiles within a group of such devices allow cost effective power transmission to the grid. Ropeways secured between the monopiles enable safe access to maintenance personnel.

WAVE ENERGY TO ELECTRICAL ENERGY CONVERTER

Resumen de: AU2024253203A1

The present invention relates to a wave energy to electrical energy converter, the wave energy converter comprising a hull (1), a movable mass (3), a guide (4) for displacement of the mass (3) and an electric power generator (10); the electric power generator (10) comprising a rotor, the mass (3) being coupled to the rotor by means of a mechanism configured to convert displacement of the mass (3) into rotation of the rotor; the mass (3), the guide (4), the generator (10) and the mechanism being in the hull (1); the guide having a port to starboard direction; the converter comprising a controller configured to adjust a rotor torque on the basis of the instantaneous position of the mass (3), instantaneous velocity of the mass (3) and the rolling of the hull (1).

HYDRAULIC MOTOR

Resumen de: AU2024253856A1

A hydraulic motor for energy conversion and method for operating a hydraulic motor5 for energy conversion are provided. The present invention attains the above-described objective by a pressure annulling unit that can selectively annul the ambient pressure outside the pressure annulling unit.

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.

RESERVOIR-REGULATING DIGITAL LOAD CONTROL

Resumen de: EP4636988A2

Disclosed is an apparatus that adapts the rate of its computational work to match the availability of energy harvested from a stochastic energy source; and, with respect to some types of energy harvesting, regulates the rate of energy capture, the rate of energy conversion, and the rate of consumption of stored potential energy, through its alteration, regulation, and/or adjustment, of that same computational work load.

IMPROVEMENTS IN OR RELATING TO ENERGY GENERATION

Resumen de: WO2024126971A1

Apparatus and method comprising alleviating load upon a first rotor blade and a second rotor blade connected to each other at a rotor hub and allowing independent turning of each of the first and second blades about a pitch axis.

一种利用压缩气体发电的飞行器无线充电平台

Resumen de: CN120824938A

本发明涉及波浪能发电技术领域，且公开了一种利用压缩气体发电的飞行器无线充电平台，包括发电机、汽轮机、甲板、无线充电组件，还包括储气罐，储气罐的顶部与甲板固定连接，并在连接处形成一个容纳蓄电池、控制器、逆变器以及无线充电控制器的密闭腔室，汽轮机安装在储气罐的出气端，发电机的动力输入轴与汽轮机的动力输出轴相连，气室的上端设置有气筒并利用支架周向均匀安装在储气罐的周侧，气室通过配置的内管使其自身具有浮力。该利用压缩气体发电的飞行器无线充电平台，无需船只作为平台进行海洋环境探测作业，且可以高效的为无人机进行充电，实现无人机长时间在海洋中驻留作业，解决海洋探测无人机的驻留充电。

用于河口区的波浪能回收方法及系统

Resumen de: CN120824755A

本发明属于波浪发电技术领域，提供了用于河口区的波浪能回收方法及系统。方法包括：针对采集的第一环境信息，采用逐步演进方式预测得到未来时间窗口内的第二环境信息，基于逐步演进过程中生成的中间态环境信息通过数据同化处理生成不确定干扰信号；以波浪能发电设备组全天总发电量最大化和输出功率平滑化为优化目标，以设备机械极限与电力输出极限为约束条件，基于模型预测控制算法进行滚动优化求解，得出未来时间窗口内各波浪能发电设备的最优控制指令集；将最优控制指令集下发至各波浪能发电设备对应的功率提取装置执行。本发明有效解决传统方法在河口复杂环境下响应滞后、缺乏协同和预见性的技术问题，可显著提升全天发电总量和电能质量。

一种潮汐发电系统及其潮汐发电方法

Resumen de: CN120819460A

本发明涉及潮汐能相关技术领域，尤其涉及一种潮汐发电系统及其潮汐发电方法，包括支柱，所述支柱的内侧表面设置有升降机构，所述连接块的一侧表面设置有发电机构，该一种潮汐发电系统及其潮汐发电方法，通过升降机构和发电机构的设置，启动第一电机通过螺纹杆使升降块升降，带动支撑杆及连接块一侧的发电机构升降，使设备根据涨落潮调整到合适位置工作，同时退潮后发电机组露出水面时，可以提升高度以利用风力继续发电，由于叶片呈半圆形，当水流通过时可以推动其内侧面带动旋转轴转动，并驱动发电机机舱内的发电机发电，四组叶片绕旋转轮均匀设置，涨退潮的水流均可以带动叶轮旋转，实现潮汐发电的同时，进一步提高了发电效率。

岸壁などに設置する波力発電装置

Resumen de: JP2025159674A

【課題】波の上昇と下降を判別する方向判別装置を必要とせず、方向判別装置で第１電磁クラッチ、第２電磁クラッチの作動を切り替えることもなく、発電機に駆動トルクを伝達でき、独自の電源を必要とせず、信頼性に優れた波力発電装置を提供する【解決手段】ラックとピニオンの組み合わせを２組にして、組み合わせＡは、波が上昇時に回転して増速機構４に回転トルク力を伝達し、波の下降時は空転する一方向クラッチＡ ６ａと、組み合わせＢは、波が上昇時に空転し、波の下降時は増速機構４に回転トルク力を伝達する一方向クラッチＢ ６ｂを設けたものである。【選択図】図２

一种模块化生态浮岛净水装置

Resumen de: CN120817680A

本发明公开了一种模块化生态浮岛净水装置，包括浮岛模块及装配于其外围的减震组件。浮岛模块由安装基座和底部浮圈组成，多组模块通过减震组件柔性拼接，提高整体抗风浪能力。装置集成采能组件、传动组件和净水组件，采能组件通过浮球、导向杆将波浪能转化为机械能，经传动组件的棘轮机构单向传递至净水组件。净水组件包括集污盆、抽水筒和集污筒，抽水活塞在往复丝杠驱动下进行泵水作业，配合隔离盘和单向阀实现水体提升；清污组件A与清污组件B分别对滤水锥盘和滤水圆盘进行自动清理，防止堵塞。本发明具有结构稳定、能源自给、净化高效的特点，模块化设计便于扩展，适用于各类水体的生态修复与污染治理。

一种利用波浪能发电驱动船体的装置

Resumen de: CN120817230A

一种利用波浪能发电驱动船体的装置，包括船体，其特征在于所述的船体两侧均设置有利用波浪能发电的装置，所述的利用波浪能发电的装置包括：一箱体，其底部至少设置有一个支撑体，所述的一个支撑体上轴接有杠杆，所述的杠杆两端均设置有浮体，一发电连接装置，其有多根轴和多个链轮、多根链条及多个齿轮组成，其所述的其中一根链条两端分别与所述的杠杆两端的浮体连接，其中一根轴连接发电机，利用波浪能发电驱动船体，可节约用油，大大降低捕鱼或其他船舶的运营成本，就算船舶没油了利用波浪能发电也能回港。

一种TLP腿式小型漂浮发电装置

Resumen de: CN223457085U

本实用新型公开一种TLP腿式小型漂浮发电装置，涉及海上发电装置技术领域，包括半潜式压水板张力支撑平台，所述半潜式压水板张力平台上安装有光能部件、涡流能部件和风能部件，所述光能部件、涡流能部件和风能部件从下至上依次排布，通过半潜式压水板张力平台、光能部件、涡流能部件和风能部件，将自然存在的风能、光能以及动能转换为电能，使得自然资源得到充分的利用，进一步地，本实用新型能够将自身结合形成多种开发模式，本实用新型可以多个进行组合形成自给自足的养殖体系，也可实现结合海上救援系统，形成绿色环保的新型海上救援系统。

一种自适应弹性管双振荡水柱波能转换装置

Resumen de: CN120819459A

本发明公开了一种自适应弹性管双振荡水柱波能转换装置，属于海洋能源利用技术领域，包括弹性管、两端硬质管、管内振荡水柱、硬质管内调节组件与自由端透平装置，控制器电连两者。调节组件含内外液位传感器、双向水泵及可合围调气孔的调节叶片。该装置将双振荡水柱与弹性管结合，提升固有振荡周期易与波浪共振，两端转换波能且弹性管沿全长吸能，提高捕能效率与空间范围；通过调节气孔孔径可调整系统振荡周期，拓宽高效频率带宽；以匹配不同的波浪频率，提高装置的发电效率。弹性管柔性结构提升极端波况生存能力；双向水泵可根据波浪水位、波高调整内部水压，适配潮位变化并增强防护，管内振荡水柱水面平稳，整体稳定性高。

能動的歳差制御を備えたジャイロスタビライザおよびエネルギー回生システム

Resumen de: CN120322373A

The present disclosure relates to a system for precession control and/or energy recovery in a gyrostabilizer, the system comprising: a gyrostabilizer having a flywheel mounted for rotation about a spin axis in a gimbal frame configured to be mounted in a vessel to be stabilized, where the gimbal frame comprises a precession shaft having a flywheel mounted for rotation about the spin axis in the gimbal frame; when the gyrostabilizer is operated to stabilize the ship, the gyrostabilizer rotates around the axis on the precession shaft; and an energy conversion device operably coupled to the precession shaft for converting the rotational motion of the precession shaft into electrical energy. When the precession rate of the gyrostabilizer is relatively high, the energy conversion device is configured or adapted to operate in an energy generation mode; for example, under large wave conditions. The energy conversion device is preferably configured to operate in one of two modes, including (i) an energy generation mode for generating electrical energy from the rotational movement of the precession shaft, and (ii) a braking mode for applying a braking force to the rotational movement of the precession shaft.

一种集成摩擦纳米发电装置的浮式防波堤

Resumen de: CN120797590A

本发明提供一种集成摩擦纳米发电装置的浮式防波堤，半圆柱型的箱型防波堤，箱型防波堤内具有多个由弧形空腔、PTFE摩擦棒和金属电极组组成的发电单元，每组发电单元均可通过与金属电极组连接的外部输电线对外部负载供电。本发明结构简单稳定，建造成本低，能收集到低频的波浪能，可布置于离岸海域，为布设海域的海洋平台提供有效的防护的同时并可为其供电，满足生产生活所需的电力。

一种风机平台及漂浮式海上风机

Resumen de: CN120798682A

本申请公开了一种风机平台及漂浮式海上风机，其中风机平台包括漂浮式平台和振荡水柱式波浪能发电装置，还包括中心立柱，中心立柱位于漂浮式平台的中部。中心立柱用于安装塔筒，中心立柱内开设空腔，以形成振荡水柱式波浪能发电装置的气室，中心立柱上设置振荡水柱式波浪能发电装置的水室和进出气孔，水室和进出气孔与气室连通。本申请公开的风机平台在中心立柱上集成振荡水柱式波浪能发电装置和风机，实现振荡水柱式波浪能发电装置与漂浮式平台结合，同一漂浮式平台能够同时捕获风能和波浪能，即具有该风机平台的漂浮式海上风机既能利用风能进行发电，也能够利用波浪能进行发电，实现了风能与波浪能的互补发电，提高了能源利用效率和发电总量。

一种多自由度海洋波浪能发电装置

Resumen de: CN120798635A

一种多自由度海洋波浪能发电装置，包括浮动在海面上的浮球、固定并浸入海平面以下的下自由度平台、以及处在浮球和下自由度平台之间并能使浮球随波浪相对于下自由度平台进行多自由度移动的多自由度液压件；其中，多自由度液压件包括沿浮球中心轴线呈120°对称分布的三组液压缸，液压缸的上下两端分别与浮球和下自由度平台活动连接；浮球内设置有液压马达和发电机，液压马达的输出轴与发电机的输入轴固定相连，液压马达的进油口和出油口分别通过油路系统连接液压缸的有杆腔和无杆腔，浮球随波浪多自由度移动时带动液压缸伸缩。本多自由度海洋波浪能发电装置能够在多个自由度上捕捉海浪的动能，充分提高利用海洋能进行发电的效率。

一种自动匹配调谐频率的波浪能发电平台

Resumen de: CN120798633A

本发明涉及波浪能发电技术领域，且公开了一种自动匹配调谐频率的波浪能发电平台，包括气室、固定在气室上端的气流导管、安装在气流导管上端的发电机以及固定在气室下端的多个桩腿，还包括：驱动叶轮组件，驱动叶轮组件设置有集气罩和两个气流导引盘，两个气流导引盘安装在集气罩内形成对往复气流进行导引的气流涵道，通过气流涵道将往复的气流阻力传递至驱动轴，驱动发电机连续旋转发电。该自动匹配调谐频率的波浪能发电平台，可以实现多种配气模式以应对多变海洋条件下的入射波频率，使入射波在装置内产生的气流速度能够与涡轮的频率相匹配，避免在涡轮附近产生气阻现象，也可以有效的捕获低频波浪能，维持较高的涡轮转换效率。

适应潮差变化的波浪能浮动结构及其控制方法

Nº publicación: CN120798637A 17/10/2025

Solicitante:

集美大学

Resumen de: CN120798637A

本发明涉及波浪能发电浮标技术领域，具体涉及一种适应潮差变化的波浪能浮动结构及其控制方法，包括波浪能发电浮标单元、岸基框架和移动组件，所述岸基框架上设置有倾斜面，所述波浪能发电浮标单元通过移动组件可移动地安装在岸基框架的倾斜面上。本发明采用岸基式的波浪能发电浮标单元，从而适应潮位的变化影响，使发电单元尽可能在设计位置高效捕获波浪能量。