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BUOYANCY CONTROL OF TURBOMACHINERY

Resumen de: WO2025178668A1

A hydrokinetic turbine systems are disclosed. Such systems may include (a) a submersible rotor assembly comprising a housing, the housing defining a chamber and at least one opening configured to allow water to flow in and out of the chamber, a buoyancy mechanism disposed in the chamber, and one or more vanes extending from the housing; (b) a generator; and (c) a shaft, operably coupled to the rotor assembly and the generator to transmit rotational force from the rotor assembly to the generator. Rotor assemblies for use in these systems and methods of using the systems are also disclosed.

RECIRCULATING INERTIAL HYDRODYNAMIC PUMP AND WAVE ENGINE

Resumen de: AU2024236066A1

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.

COMBINED BREAKWATER AND WAVE ENERGY CONVERTER.

Resumen de: AU2024223535A1

A device for converting omni-directional fluid flow to unidirectional flow that can be provided in a combined breakwater and energy converter system to generate electricity from coastal waters. Concrete stators 8 form part of a barrier of a breakwater, the stators arranged about a central rotation chamber 6, with adjacent stators forming fluid channels 10 to the chamber, the chamber having a rotator with a central rotatable axle 2 mounted to at least two blades 4. The channels are funnelled to provide an entrance to the chamber greater in size than the exit into the chamber and the path of the channel exit vector is angled with respect to the central axle, being directed towards the blades. Omnidirectional wave flows can enter the channels and pass into the chamber to be converted into unidirectional flow to effect unidirectional rotation of the axle. This rotational movement is used for the generation of electricity.

THERMOELECTRIC HYDRO ENERGY HARVESTER

Resumen de: WO2025178662A1

A Thermoelectric Hydro Energy Harvester also known as the THEH is a stationary, selfcontained and self-sustaining electrical generation system. The THEH system comprises an electrical generation system using multiple fluid pumps and thermal electrical generators (TEG) to generate electricity by exploiting the temperature differences in bodies of water at various depths, insulated piping, basic fundamentals of fluid dynamics and specialty designed heat exchangers.

Thermoelectric Hydro Energy Harvester

Resumen de: US2025270982A1

A Thermoelectric Hydro Energy Harvester also known as the THEH is a stationary, self-contained and self-sustaining electrical generation system. The THEH system comprises an electrical generation system using multiple fluid pumps and thermal electrical generators (TEG) to generate electricity by exploiting the temperature differences in bodies of water at various depths, insulated piping, basic fundamentals of fluid dynamics and specialty designed heat exchangers.

FLOATING TYPE OFFSHORE COMBINED POWER GENERATION MOORING SYSTEM COMPRISING MOORING LINE LENGTH AUTOMATIC CONTROL SYSTEM

Resumen de: KR20250127794A

탄소 섬유 강화 플라스틱(CFRP)을 포함하는 타워, 해상에서 부유되고 상기 타워를 지지하고 파력발전기를 포함하는 부유구조물, 해저면에 고정되는 앵커, 상기 부유구조물 및 상기 앵커를 연결하는 계류선, 상기 계류선의 길이를 변화시키는 계류선 길이 조절 장치, 상기 부유구조물에 인접한 지역에서의 해양 기상 예보 및 실시간 기상 정보를 수신하는 수신기, 및 상기 해양 기상 예보 및 상기 실시간 기상 정보를 분석하여 미래의 정해진 시간 동안의 해상 상태를 예측하는 분석 데이터를 생성하고, 상기 해양 기상 예보 또는 상기 분석 데이터를 토대로 상기 계류선 길이 조절 장치로 상기 계류선의 길이 변화 제어 신호를 송신하는 프로세서를 포함하는 부유식 해상복합발전 계류시스템.

WAVE ENERGY CONVERTER SYSTEM

Resumen de: AU2023362874A1

The invention provides a wave energy converter system comprising: - at least two actuators (2) comprising each a buoy (3) and a liquid pump (4) mechanically connected to the buoy (3) to be driven by the buoy movements, and - an electric generator (7) mechanically connected to an hydraulic motor (6) fluidically connected to each liquid pump (4), for converting a motion of the buoys (3) into electrical power, the wave energy converter system being characterized in that it comprises a closed liquid loop system (30) configured to fluidically connect the pumps (4) of different actuators (2) together, by passing through the hydraulic motor (6), wherein the liquid is constrained to flow from the pumps (4) through the hydraulic motor (6), and wherein the liquid is constrained to flow from the hydraulic motor (6) to the pumps (4) In particular, when a first one of the buoys (3) exerts a force on its associated liquid pump (4) that is greater than the force exerted by a second buoy (3), the liquid in the pump chamber of liquid pump (4) linked to the first buoy is directed to the pump chamber of the liquid pump (4) linked to the second buoy (3), through the closed liquid loop system (30) and the hydraulic motor (6). Thus, the liquid moves through the closed liquid loop system (30) and produces electricity via a generator (7) driven by a hydraulic motor (6) as soon as there is a difference of forces between the buoys (3) of different actuators (2). Different forces are produced when diff

BI-DIRECTIONAL WAVE ENERGY CONVERTER

Resumen de: AU2023362880A1

A bi-directional turbine device for generating electrical energy from wave movements, the turbine device being adapted to be arranged below the water line, wherein the bi- directional turbine device includes; a first shaft element with a second end section being connected to a platform for suspending the bi-directional turbine device, a first hub unit axially inserted on a first end section of the first shaft element, a first flange and a second flange fixed to the first end section at a predetermined distance from each other for limiting axial movement of the first hub unit along the first shaft element, a first shell element enclosing the first hub unit and the flanges for axially moving the first hub unit due to downward or upward water flow impacting the first shell element, a first plurality of blades encircling the first shell element and inserted to the first hub unit for providing torque to a first end section of the first shaft, wherein a base of each blade of the first plurality of blades is inserted through the first shell element and into the first hub unit, a pitch angle change assembly connecting at least one of the flanges and the first plurality of blades, wherein the pitch angle change assembly provide predetermined pitch angles of the first plurality of blades from the axial movement of the first hub unit.

ELECTRICITY GENERATING DEVICE USING WAVE FORCE

Resumen de: EP4607023A1

The present invention relates to an electricity generating device using wave force that comprises a turbine comprising a bladed propeller (7) connected through a hub (4) to a transmission spindle (1) and an assembly element (20) that actuates a generator (25) of an electronic power system, said propeller and said spindle (1) being housed inside a hollow body through which the waves flow, causing both the ascending and descending thrust to rotate the blades (7). The hollow body is a bell-shaped buoy (16) that is incorporated in an auxiliary support structure (17) to secure the assembly to a breakwater or similar. The device is further characterised in that the spindle (1) is housed inserted in a main vertical shaft (2) that forms the joining link between the elements of the propeller located in the lower area of the buoy and the assembly element (20) located in the upper portion or head of the buoy (16) where they are coupled to the generator (25) and other elements of the power electronics with a multiplier (26) arranged therebetween.

自动取水的水循环发电系统

Resumen de: CN120537659A

本发明公开了一种自动取水的水循环发电系统，包括主体、水力发电机、提升机构及自动取水机构，主体设置有低位蓄水腔及高位蓄水腔，高位蓄水腔位于低位蓄水腔上侧；水力发电机设置于主体，水力发电机位于高位蓄水腔与低位蓄水腔之间，水力发电机的进水管道与高位蓄水腔连通，水力发电机的出水管道与低位蓄水腔连通；提升机构包括第一水锤泵，第一水锤泵的进水口与低位蓄水腔连通，第一水锤泵的提水口与高位蓄水腔连通；自动取水机构包括水力取水装置，水力取水装置由水流驱动运转并能够将水流输送至低位蓄水腔。本发明提供的水循环发电系统，其对潮汐幅度的要求更低，有利于提高世界整体潮汐能的开发利用率，增加清洁能源的来源，实现环保减排。

身体排出物の分析

Resumen de: EP4488639A2

Apparatus for use with feces of a subject that are disposed within a toilet bowl (23), and an output device (32), the apparatus comprising: one or more light sensors (24, 60, 62) that are configured to receive light from the toilet bowl (23), while the feces are disposed within the toilet bowl (23); and a computer processor (44) configured to: analyze the received light; in response thereto, determine that there is a presence of blood within the feces, and determine a source of the blood from within the subject's gastrointestinal tract, by measuring an extent to which the blood is spread throughout the feces; and generate an output on the output device (32), at least partially in response thereto.

一种基于非线性惯容和X结构的无人船波浪能采集装置

Resumen de: CN120537660A

本发明公开了一种基于非线性惯容和X结构的无人船波浪能采集装置，包括：船体，X结构能量采集器，振动平台，所述船体起支撑作用；所述振动平台通过X结构能量采集器设置在船体上；船体在水中遇到波浪时，船体和振动平台通过X结构能量采集器产生相对位移，实现能量的采集。本发明采用X结构和非线性惯容器结合的设计，利用非线性惯容的特性，仅需极小的附加质量，即可实现超高的系统等效质量，在超低的系统频率下可实现低动高静，即低动态刚度实现超低频波浪能采集，高静态刚度实现高承载能力。此外，X结构的设计不仅让本装置更加紧凑，配合弹簧还能起到一定的减震效果，增加了无人船在不同天气状况下的稳定性。

一种高效轴向双动波浪能发电装置

Resumen de: CN120537661A

本发明涉及波浪能发电技术领域，且公开了一种高效轴向双动波浪能发电装置，所述发电装置底部设置有密封机构，所述发电装置包括密封箱，所述密封箱内部滑动连接有局部凹槽传动杆，所述局部凹槽传动杆底部固定连接有叶轮式浮标，所述局部凹槽传动杆顶部滑动配合于固定套筒，所述固定套筒固定连接于密封箱顶部，所述局部凹槽传动杆固定连接于轴承，且连接于轴承内环，所述轴承外环固定连接于移动架。局部凹槽传动杆通过两种不同的发电方式，连接于发电机构，所述发电机构设有两组分为：发电机构I、发电机构II。局部凹槽传动杆凹槽部分齿轮啮合连接于所述发电机构I，当有波浪能扰动时，会带动叶轮式浮标进行转动，浮标随波浪转动带动带动局部凹槽传动杆转动，巧妙利用局部凹槽传动杆与齿轮的啮合传动，将转动传递，驱动永磁同步发电机I高效发电。所述移动架齿轮啮合于所述发电机构II，当有波浪能扰动时，会带动叶轮式浮标进行浮动，浮标随波浪起伏带动移动架上下滑动，巧妙利用齿条与齿轮的啮合传动，将直线运动转化为转动，驱动永磁同步发电机高效发电。

一种船舶动力潮流能源采集装置

Resumen de: CN120520728A

本发明涉及潮汐能技术领域，提供了一种船舶动力潮流能源采集装置，包括：船舶侧舷，所述船舶侧舷的一侧固定连接有安装板。本发明，通过控制器控制电动伸缩杆进行收缩，使H形板绕圆杆一的外表面向上转动，将潮流能源采集组件从海水中取出，同步带动固定杆一沿导向槽的内部进行滑动，对齿条施加一个向上的作用力，使齿条带动转杆三向上转动适当角度，使外齿轮一带动转杆一和锥齿轮一转动，使锥齿轮二带动转杆二、圆盘、套框、延伸板和潮流能源采集组件转动，完成对潮流能源采集组件的收纳，这样当船舶巡航时，可以使潮流能源采集组件从海水中脱离，减少叶轮受到的风阻，从而减少船舶巡航时受到的阻力，进而降低船舶巡航时的能源消耗。

基于神经网络的波浪能转换效能提升方法及系统

Resumen de: CN120520729A

本发明涉及波浪能转换技术领域，公开了一种基于神经网络的波浪能转换效能提升方法及系统，该方法包括：利用传感器阵列获取第一数据，第二数据、第三数据和第四数据，进行预处理；将预处理后的第一数据、第二数据、第三数据和第四数据输入预先构建的混合神经网络模型，得到控制指令参数，对点吸收式装置进行调节。通过实施本发明，结合卷积神经网络、长短期记忆的优势，利用自适应路由和时空注意力机制，实现对复杂海况和装置运行状态的精准预测和动态控制，解决了相关研究仍处于探索阶段，尚未形成一套完整且高效的基于神经网络的波浪能转换效能提升方案，无法满足实际应用中对波浪能高效利用的需求问题。

海洋数据中心散热系统

Resumen de: CN120529570A

本发明公开了一种海洋数据中心散热系统，属于海底数据中心散热技术领域，本发明要解决的技术问题为现有海底数据中心冷却系统中存在的泵驱能耗高，海水进入冷却系统腐蚀风险高，微生物附着散热翅片影响散热，采用的技术方案为：其结构包括：海底数据中心方舱，海底数据中心方舱内设置有若干服务器机柜，服务器机柜处设置有蒸发端，蒸发端的出口端设置有制冷剂管道，制冷剂管道一端连通蒸发端，制冷剂管道的另一端设置有冷凝端，制冷剂管道内填充制冷剂，通过制冷剂密度差和毛细力驱动，实现制冷剂在制冷剂管道中的流动；冷凝端采用涡轮叶片旋转模块，涡轮叶片旋转模块包括若干涡轮叶片。

一种双模式波浪能振动发电装置

Resumen de: CN120520727A

本发明公开了一种双模式波浪能振动发电装置，属于海洋可再生能源利用技术领域，其包括：振子‑浮子中心发电单元；多组振子‑浮子阵列发电单元，多组所述振子‑浮子阵列发电单元以所述振子‑浮子中心发电单元为中心呈环形阵列设置；多组机械连接臂，多组所述机械连接臂与多组所述振子‑浮子阵列发电单元一一对应设置，所述机械连接臂的一端与所述振子‑浮子阵列发电单元固定连接，另一端与所述振子‑浮子中心发电单元固定连接。本发明不仅具备良好的方向覆盖能力，可实现波浪能的全向高效捕获，还具有优异的同步响应性能。

CHEMICAL COLLECTION AND PROCESSING VESSEL AND METHODS FOR FLUID TRANSFER AT SEA

Resumen de: AU2024222628A1

Embodiments disclosed herein include a vessel for floating and traveling adjacent to an upper surface of a body of water. In an embodiment, the vessel comprises a support structure, a first floatation chamber coupled to the support structure, a second floatation chamber coupled to the support structure, the second floatation chamber laterally spaced apart from and fluidly coupled to the first floatation chamber, and a third floatation chamber coupled to the support structure, the third floatation chamber laterally spaced apart from the first floatation chamber and from the second floatation chamber. In an embodiment, the vessel further comprises a robot system coupled to the support structure, where the robot system comprises an end effector and a nozzle head coupled to the end effector.

WAVE ENERGY CONVERTER

Resumen de: WO2025174249A1

A wave energy converter (100) has a top-section (10) and a column (20) with a turbine section (140) containing a water turbine. The top-section (10) has rotational symmetry about a z-axis and a wave driven displacement pump (110) able to pump water to a design height H over an average sea level into a reservoir (119). A two-axis gimbal (160) connects the top- section (10) with the column (20) such that the top-section becomes tillable relative to the column (20), which is kept vertical during operation. Water leaves the reservoir (119) through the water turbine. An eductor section (130) adds a water flow to the flow from the reservoir (119) due to the Venturi effect. This reduces the need for water from the reservoir (119) required to produce an electrical power P.

APPARATUS FOR GENERATING ENERGY FROM WATER WAVES, WATERCRAFT AND SAILS

Resumen de: WO2025172515A2

An apparatus (1) for generating energy from water waves (2), comprising a buoyant body (3) comprising a first body section (4) and a second body section (5), wherein the buoyant body (3) comprises a longitudinal axis (6). The apparatus (1) further comprises a ballast (7), wherein the ballast (7) and the first body section (4) are configured to rotate relative to the second body section (5) about said longitudinal axis (6) both in a first direction (8) and a second direction (9), the second direction (8) being opposite to the first direction (9). The ballast (7) is rotationally fixed relative to the first body section (4) such that rotation of the first body section (4) relative to the second body section (5) about said longitudinal axis (6) causes the ballast (7) to rotate relative to the second body section 5 about said longitudinal axis (6), and such that rotation of the ballast (7) relative to the second body section (5) about said longitudinal axis (6) causes the first body section (4) to rotate relative to the second body section (5) about said longitudinal axis (6). The apparatus (1) further comprises an energy generation system (10), comprising a first gear (11) and a second gear (12), a first flywheel (13) and a second flywheel (14), and a first generator (15) and a second generator (16). The first gear (11) is configured to rotate in the first direction (8) only and the second gear (12) is configured to rotate in the second direction (9) only. The ballast (7) is coup

METHODS AND SYSTEMS FOR REVERSIBLE COUPLING OF CONDUITS

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.

Power Amplification, Storage And Regeneration System And Method Using Tides, Waves And/Or Wind

Resumen de: AU2025200643A1

Methods, systems and apparatuses including systems and methods that can be used for operating a water turbine in combination with a system including a plurality of tidal estuaries and flow channels created by human activity for power generation and further including plurality of man-made dams communicating with at least some of the tidal estuaries and the flow channels. Methods, systems and apparatuses including systems and methods that can be used for operating a water turbine in combination with a system including a plurality of tidal estuaries and flow channels created by human activity for power generation and further including plurality of man-made dams communicating with at least some of the tidal estuaries and the flow channels. an a n e t h o d s , s y s t e m s a n d a p p a r a t u s e s i n c l u d i n g s y s t e m s a n d m e t h o d s t h a t c a n b e u s e d f o r o p e r a t i n g a w a t e r t u r b i n e i n c o m b i n a t i o n w i t h a s y s t e m i n c l u d i n g a p l u r a l i t y o f t i d a l e s t u a r i e s a n d f l o w c h a n n e l s c r e a t e d b y h u m a n a c t i v i t y f o r p o w e r g e n e r a t i o n a n d f u r t h e r i n c l u d i n g p l u r a l i t y o f m a n - m a d e d a m s c o m m u n i c a t i n g w i t h a t l e a s t s o m e o f t h e t i d a l e s t u a r i e s a n d t h e f l o w c h a n n e l s ,1 ,1 ,1 13,18A of & d 17,17A 18C 18B,19 an a n , + + + , ,

KELP-INSPIRED MARINE ENERGY CONVERTER

Resumen de: US2025264082A1

A kelp-inspired marine energy converter (MEC) device having a plurality of strips of flexible electroactive materials connected to a power conditioning module and anchored to a structure (such as the ocean floor) is described. The movement of the strips caused by water motion or current action (i.e., water motion) converted by the electroactive material to electrical energy.

UNDERWATER KINETIC FLOW SYSTEMS AND METHODS FOR GENERATING HYDROELECTRIC ENERGY

Resumen de: US2025264083A1

Systems, devices, and methods for creating a kinetic flow of water for generating hydroelectric energy are disclosed. The energy generation system can be located in a body of water, such as an ocean location. The energy generation system can include an inlet manifold, a turbine assembly that communicates a kinetic flow to one or more turbines, a chamber having an air void that receives the kinetic flow, and an exhaust system that expels water from the chamber maintaining the air void in the chamber. Water flowing through the turbine assembly and into the chamber the kinetic potential to power the turbine(s). The used water flow can be returned to the ambient water supply. In some implementations, power to empty water in the chamber can be extracted from the mechanical motion of the surface waves and converted to pneumatic power.

UFO UFO-type drone

Nº publicación: KR20250124448A 20/08/2025

Solicitante:

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Resumen de: KR20250124448A

원래 UFO와 동일한 외관을 가지게 하는 것으로서 드론과 같은 FAN을 UFO내측에 원통형으로 형성된 것에 지면과 거의 수직방향으로 형성하고 FAN으로 이동되는 공기는 배관을 통해서 이동하되 배관은 거의 직각으로 형성되어 지면을 향해서 토출되게 형성된다.이러한 FAN과 배관이 드론과 같이 1개 이상 형성된다. 이와 같이 하여 UFO식 드론은 가운데 원통형 공기 흡입구가 형성되고 원통형 공기흡입구에는 1개 이상 대략 드론과 같이 4개이상의 FAN이 형성되며 UFO식 드론의 내측 가운데에서 공기를 흡입해서 1개 이상 대략 드론과 같은 경우는 4개의 배관을 통해서 하부로 공기를 토출하여 추력을 발생시키게 된다. 이 UFO식 드론의 가운데의 원통에 형성되는 1개 이상의 FAN에서 흡입되는 공기가 진공청소기와 공기청정기의 흡입력원이 되고 여기에 원통형 흡입구와 원통형 흡입구 외측에 원통형 흡입구를 둘러 싸는 도넛형 쓰레기통을 형성하고 원통형 흡입구에서 FAN의 외측 망과 그 앞 부분에는 격자형 망이 형성되며 격자형 망과 원통형 흡입구를 둘러 싸는 도넛형 쓰레기통은 정전기가 발생하게 하는 장치가 있어서 먼지등이 걸러 지게 하며 흡입된 쓰레기는 도넛형 쓰레기통에 들어 가도록 하며 이와 같은 원통형 흡입구와 원통형 흡�