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一种行程约束下直驱式波浪能发电时变阻尼调制最大功率点跟踪方法

Resumen de: CN122411702A

0001 本发明提供了一种行程约束下直驱式波浪能发电时变阻尼调制最大功率点跟踪方法，包括：基于点吸收直驱式波浪能发电装置，根据系统线性运动方程建立系统频域模型；对输入波浪信息进行局部等效处理；求解约束下控制量基值；根据装置位移与速度状态，将控制过程划分为安全吸能区和约束调制区；当装置进入约束调制区时，基于短时前向预测模型在线求解限制位移峰值的最小可行阻尼增益；构造连续阻尼调制包络；当输入波浪为不规则波时，对局部时间窗内得到的等效波浪幅值和等效波浪频率执行平台化离散更新。该方法可在满足行程约束的同时提高平均捕获功率，并具备对不规则波工况的良好适应性。

一种利用波浪能供电的航标辅助定位装置

Resumen de: CN224511394U

本实用新型公开了一种利用波浪能供电的航标辅助定位装置，涉及海上航标技术领域，包括基座、固定架、航标灯机构以及供能机构，所述航标灯机构设置于所述固定架上端，所述航标灯机构包括防护罩、GPS定位器、航标灯、警示射灯以及旋转组件，所述防护罩通过连接组件安装于固定架上端，所述GPS定位器与所述航标灯设置于防护罩内，所述警示射灯通过旋转组件设于防护罩上端，本实用新型能依托波浪运动实现电能产出，确保航标灯、GPS定位器等核心组件24小时不间断运行，同时又通过若干个航标灯围绕GPS定位器呈圆周分布，形成全方位静态警示圈，与动态警示灯形成“静‑动结合”的双重警示体系，进一步提升警示可靠性。

一种多功能应急救生圈

Resumen de: CN224511421U

本实用新型公开了一种多功能应急救生圈，它包括密封相接的上圈体、下圈体以及中层铝板；所述下圈体内设置有储能装置以及水力发电机构，所述上圈体内圈表面设置有太阳能光伏板，所述水力发电机构适于通过水流波浪来发电给储能装置蓄能，所述太阳能光伏板适于吸收太阳能来给储能装置蓄能；所述上圈体两侧设置有造水组件，所述中层铝板内设置有加热机构，所述上圈体内还设置有集成控制模块；所述加热机构适于给中层铝板加热传导热量以供整体升温保暖以及给造水组件加热蒸馏制水，所述造水组件能够蒸馏制出应急饮用水并储存以供人们使用。本实用新型能够自然发电来保持温度以及制造应急饮用水，且稳定性和承载力更高，可救援范围更广。

一种无人帆船龙骨动能回收装置及发电方法

Resumen de: CN122407440A

本发明属于无人帆船技术领域，具体涉及一种无人帆船龙骨动能回收装置及发电方法，包括风帆、船体和龙骨动能回收装置；风帆位于船体上方，船体内设有主电源、负电源和能量控制单元，龙骨动能回收装置位于船体下方，船体和配重块通过吊杆连接；线圈缠绕在吊杆上，线圈两端接入能量控制单元；上滑块和下滑块设置在吊杆上，上滑块两侧装有永磁体，另两侧装有阻流板；上滑块通过拉簧与船体连接；船体和龙骨动能回收装置连接部位设有中空腔室，中空腔室内装有卷绳启动器；卷绳启动器的中心轴通过联轴器与发电机相连；拉簧中间牵引卷绳启动器的拉绳；下滑块和配重块之间装有压簧，下滑块通过连杆与阻流板连接。该装置提升了发电系统的总效率。

一种自供电海上微波平台

Resumen de: CN224511406U

本实用新型提供了一种自供电海上微波平台，属于微波平台技术领域。本实用新型包括主浮筒，所述主浮筒的底部设置有锚链，所述锚链的下端连接有猫快，所述主浮筒的上方设置有操作平台，所述操作平台上安装有微波天线，所述主浮筒的周围设有若干个发电机构，所述发电机构包括侧浮筒、液压缸和发电结构，所述侧浮筒和主浮筒之间铰接有转动杆，所述液压缸的两端分别铰接在转动杆和主浮筒侧壁之间，所述发电结构设置在主浮筒内，所述发电结构能够利用液压缸的伸缩进行发电。本实用新型能够降低波浪对平台的冲击，同时能够利用波浪能发电，供微波天线使用，延长设备的工作时间。

波力発電装置

Resumen de: JP2026119027A

【課題】波力発電装置の一部の部材が岸から脱離することを防止することが可能な波力発電装置を提供する。【解決手段】波力発電装置１０は、少なくとも一部が水面上に浮遊可能な浮体であって、波による水面の位置の変化に応じて高さ位置が変化する浮体と、浮体を内部に収容する収容体１２であって、収容体１２の内部と収容体１２の外部との間で水が通過可能に構成され、岸Ｓに沿って配置された収容体１２と、収容体１２に固定された第１部材と、浮体に固定された第２部材と、第１部材と第２部材との相対移動を電力に変換する発電装置と、岸Ｓに沿って収容体１２の一方に隣接する位置において、当該岸Ｓから沖に向かって突出する防波ユニット２０と、を備える。【選択図】図６

FLOATING BODY

Resumen de: US20260201858A1

0000 An apparatus and method include a floating body that reciprocates in a vertical direction based on motion, and a drive assembly. The drive assembly includes two bearings coupled to opposing sides of a frame. Each bearing applies a single directional torque to a drive shaft. The drive shaft is threaded through the bearings. The drive shaft rotates based on the movement of the floating body. The drive assembly includes a gear wheel attached to each bearing. The gear wheels are bridged with a planetary gear. The drive assembly includes a spool attached to each bearing. A cable is affixed to each spool; each cable is affixed to an opposing side of the frame relative to another cable. The drive shaft includes a generator coupled to the drive assembly via the drive shaft. The generator serves as a power takeoff mechanism, converting rotating engine power into electrical power.

GLOBAL PERPETUAL ENERGY OCEAN BLANKET

Resumen de: AU2024414770A1

This disclosure provides systems, methods, and devices for extracting energy from ocean waves. In a first aspect, an energy generation system includes a plurality of pods and a truss structure coupled to a pod array. The truss structure includes one or more trusses, where at least one truss of the one or more trusses includes a generator configured to generate energy. The pods include buoyant material and are configured to float and suspend the truss structure in water and move with incoming waves, and the pods are flexibly coupled to one another and configured to move relative to one another from incoming waves. Movement of the pods causes movement of the at least one truss of the one or more trusses and the generator thereof and generation of electricity. Other aspects and features are also claimed and described.

TIDAL POWER GENERATION SYSTEM

Resumen de: WO2026151004A1

The purpose of the present invention is to provide a tidal power generation system. That is, the present invention comprises: a floating structure (10) that is secured by an anchor rope (12) while kept afloat on the sea surface by a buoyancy body (11), and has an opening (13) formed in a lower portion to allow seawater to enter and exit; a collapsible water tank (20) connected such that the lower portion thereof communicates with the opening (13), and configured to extend and contract in length in the longitudinal direction as seawater enters and exits due to tidal currents; tension springs (30) having both ends secured to the collapsible water tank (20) and configured to press the collapsible water tank (20) in a contracting direction by means of a contracting restoring force after being stretched when the collapsible water tank (20) is extended; and an extension and contraction control unit (40) that connects the inside of the support body (10) and the collapsible water tank (20) to facilitate the extension and contraction in length of the collapsible water tank (20). When the tidal power generation system is used, water can be artificially discharged toward turbine blades quickly to increase the rotational speed of the blades and thereby improve power generation efficiency.

UNIDIRECTIONAL ROTATION ROTOR FOR POWER GENERATION

Resumen de: WO2026148399A1

A rotor for extracting energy from a fluid flow comprises a first end and a second end. The rotor includes one or more generally wedge-shaped blades which are spirally wrapped about a longitudinal axis of the rotor. Each of the one or more blades comprises an edge extending radially from the longitudinal axis, a first inclined plane surface extending in a spiral ramp from the edge to the first end of the rotor, and a second inclined plane surface extending in a spiral ramp to the second end of the rotor. The first and second inclined plane surfaces are shaped such that fluid flow impinging on the surfaces from any direction tends to rotate the rotor in a single direction of rotation.

WAVE ENERGY CONVERTING DEVICE SYSTEM AND METHOD

Resumen de: US20260201859A1

A system and method for a for a wave energy converter device that is an axisymmetric point absorber which operates in a tension only condition over a large stroke that can operate in the given wave environment so as to eliminate the need for end stops in normal operation whereby the wave energy converter device has a floating hull with an interior Power Take Off (PTO) that uses an impedance control scheme for impedance matching with the wave environment in which it is deployed so as to maximize electrical power output as compared with a passively operating device of similar size.

SISTEMA GENERADOR DE OLAS MEDIANTE MODULOS SECUENCIALES

Resumen de: WO2025094041A1

Wave generator system (1) by means of a plurality of sequential modules (19) arranged in adjacent locations delimited by intermediate structures (10). Each sequential module (19) comprises a movable element capable of causing disturbances for the formation of waves W in a front water zone (2a) of the mass of water (2). Each movable element is provided with a widened portion (21;61;71;81) which is located ahead of a lower part of the intermediate structures (10). The configuration of sequential modules (19) and intermediate structures (10) thus obtained helps to prevent the generated wave W from being affected by turbulence, usually present at the exit of the divisional walls, as the intermediate structures (10) of the invention are located further back. The system allows the generation of a variety of wave types with different travelling directions at a reduced energy cost.

Smart micro-hydro power generation system using buoyant turbines

Resumen de: KR20260111320A

본 발명은 하천이나 강 등 유체의 표면에 부유한 상태로 유체의 흐름을 변경 또는 방해하지 않으면서 유체의 흐름에 따라 운동에너지로 전환하여 수차에 대한 최소한의 설치 면적으로 전기를 효율적으로 생산함을 제공하도록, 수차프레임과; 상기 수차프레임 상에 좌우로 간격을 두고 배치하며 유체의 표면에 자체 부력을 이용하여 부유하는 한 쌍의 부유수단과; 한 쌍의 상기 부유수단 사이에 배치하고, 물의 흐름에 의한 접촉으로 회전 구동 가능하게 구성하는 소수력발전수차와; 상기 수차프레임 상에 고정 설치하고, 상기 소수력발전수차로부터 회전 동력이 전달되게 연결하여 전기를 생성시키는 소수력발전기와; 상기 소수력발전수차 및 상기 소수력발전기의 구동 상태를 모니터링하면서 구동 제어 가능하게 구성하는 원격제어부;를 포함하는 부력형 수차를 이용한 스마트 소수력 발전 시스템을 제공한다.

Tidal current power generation system

Resumen de: KR20260111514A

0001a 본 발명은 조류 발전시스템을 제공코자 하는 것이다. 즉, 본 발명은 부력체(11)에 의해 해수면에 부상된 상태로 닻줄(12)에 의해 결박되고, 하부에 해수가 입출되도록 개구(13)가 형성되는 부상구조물(10); 상기 개구(13)에 하단부가 연통되도록 연결되고, 조류에 의해 해수가 입출되면서 종방향으로 신축 길이가 가변되도록 구비되는 접이식물통(20); 상기 접이식물통(20)에 양단부가 결속되고, 접이식물통(20)이 신장시 인장된 후 수축 복원력에 의해 접이식물통(20)을 수축방향으로 가압하도록 구비되는 인장스프링(30); 및 상기 지지본체(10)의 내부와 접이식물통(20) 사이를 연결하여 접이식물통(20)의 신축 길이 가변 동작이 원활하게 이루어지도록 조절하는 신축제어부(40);를 포함하는 것을 특징으로 한다. 상기 조류 발전시스템을 이용하면, 터빈 블레이드 근처에 인공적으로 물을 빠르게 배출시켜 조류발전기의 발전량을 증가 시킬 수 있는 장점이 있다.

SISTEMA GENERADOR PARA LA GENERACION DE OLAS

Resumen de: WO2025094049A1

Tilting generator (20) with a top axis of rotation (40). The tilting generator (20) is intended to form part of a generator system (1) of surfable waves W in a mass of water (2). The tilting generator (20) is provided with a water pushing front face (23) for the formation of waves W ahead of the tilting generator (20) and a convex face (24) extending from the front face (23) towards a top face (22) of the tilting generator (20), being the axis of rotation (40) above the front face (23). The tilting generator (20) is provided with a simple drive system, compensates the formation of back waves at the back of the tilting generator (20) and allows for quality surfable waves when installed as part of the generator system (1).

WIND FORCE PROPULSION DEVICE AND WIND FORCE PROPULSION SYSTEM

Nº publicación: EP4775833A1 15/07/2026

Solicitante:

NABTESCO CORP [JP]
Nabtesco Corporation

Resumen de: EP4775833A1

0001 The wind propulsion device is installed on a movable body and configured to generate propulsive force by receiving wind. The wind propulsion device includes one or more assemblies, where the one or more assemblies each consists of: a rotor configured to rotate about a rotation axis extending in a predetermined direction; and a plurality of plate-shaped blades fixedly attached to the rotor. The plurality of blades are disposed such that virtual straight lines connecting respective opposite ends of the plurality of blades are parallel to each other.