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90
resultados
Última actualización
19/10/2024 [07:24:00]
Resultados 25 a 50 de 90
Resumen de: WO2024189248A1
The present invention relates to a vertical-action tidal energy generation system comprising support means for supporting at least one module (2), each module (2) comprising: a vertical-axis turbine (1); and means for moving and guiding the turbine between an upper position closer to the surface and a lower position closer to the bottom, said means comprising a guiding device, a vertical lifting device, and an automatic actuation mechanism, the turbine (1) having a first central opening (5) in an upper area (1.1), a second opening (6) in an off-centre lower area (1.2) that is smaller than the first opening (5), and a helical pressure pipe (7) that connects the second opening (6) to the helical blades (4) of the upper area (1.1).
Resumen de: WO2024191893A1
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.
Resumen de: WO2024191757A2
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.
Resumen de: WO2024191388A1
The present invention relates to a mechanism capable of converting oscillating and rotational movements from various directions into a single axis or direction, which comprises basically at least four bevel gears (6) connected to each other at 90-degree angles or to form a total combined angle of 360 degrees, which receive movement and power from the said energy systems through a free movement arm (3) and transmit rotational movement and power to each other, an unidirectional bearing (7) that allows the said bevel gears (6) to be mounted on shafts, enabling free movement in one direction while transmitting rotational force in the other direction, at least one carrier shaft (1) carrying the said bevel gears (6) and the said unidirectional bearings (7) and providing the transmission of movement and power with the bevel gears (6) thereon, at least one power transmission shaft (5), and at least one free shaft (9).
Resumen de: JP2024125969A
【課題】本発明の主な目的は、潮位、波高および波の周波数の任意の組み合わせで入射波運動エネルギーを効率的に利用することができる波浪エネルギーハーベスタを提供する【解決手段】バルブ、接続チューブ、タービンランナーの特定の配置により、タービンを通る海水の流れが常に一方向になり、水車ランナの回転運動は、波の流れの方向とは無関係になる。流れる水の運動エネルギーがタービンブレードに衝突し、ランナーを回転させ、バルブと接続チューブの配置により、水が一方向の流れとしてタービンランナーを横切って流れる。【選択図】図３
Resumen de: WO2024189308A1
A water-powered generator is disclosed comprising: a turbine; a water tank, fillable with water, and arranged for relative movement with respect to the turbine; at least one activator tank coupled to the water tank and/or turbine via an activator arm; and a locking system configured for selective holding of the at least one activator tank at a height above ground. The locking system is configured for selective release to cause the at least one activator tank to drop due to gravity, which, in turn, causes relative movement between the water tank and the turbine, in order to force water in the water tank through the turbine to cause rotation of the turbine.
Resumen de: WO2024188620A1
A wave energy converter is provided and comprises a pneumatic vessel configured for alternate expansion and contraction and in use drawing air in and expelling it. The pneumatic vessel includes an inner bellows arrangement and an outer bellows arrangement. The vessel further includes a plurality of dividers. The inner bellows are configured to prevent buckling of the dividers; and the dividers are configured to prevent buckling of the inner bellows.
Resumen de: EP4431722A1
The present invention is a mechanism providing energy generation from the movement of marine vehicles, it comprises; at least one movable arm (1) on which anchor chain sits and moves after each incoming wave, at least one joint (2) to which motion is transmitted as the movable arm (1) moves, at least one camshaft (3) moved as the joint (2) moves, at least one eccentric wheel (7) converting linear motion to circular motion, at least one hydraulic system (4) that transfers the movement from the camshaft (3) to the rotor (5), at least one rotor (5) that rotates by means of the motion transferred to the same and generates electrical energy.
Resumen de: CN118653952A
本发明涉及可再生能源和能源转换技术领域，且公开了一种压电式潮流能俘能器，包括底座，所述底座顶部的两侧均安装有压电架，所述压电架的顶部通过转动连接有刚性连接板，所述刚性连接板的另一端通过转动连接有连接件，所述连接件的内部滑动连接有连接杆。该压电式潮流能俘能器，通过安装固定机构，能够对连接杆进行快速且牢固的固定和拆卸，这一设计不仅极大地方便了维护工作的进行，而且通过其结构的优化，使得操作过程变得异常简便，无需复杂的工具，甚至可以实现无工具快速拆装，大大减少了维护所需的时间和人力资源，从而实现对装置进行便捷维护，提高装置的可靠性和稳定性，解决了使用成本较高的问题。
Resumen de: CN118653951A
本发明公开了一种潮汐和洋流能发电装置，特点是多个水下风筝，多个水下风筝呈阵列式排布，每个水下风筝的下部通过第一锚泊缆连接有一个第一浮筒，第一浮筒的前方侧部、后方侧部以及右侧部分别拉出一根第二锚泊缆，每根第二锚泊缆的端头分别安装有一个第二浮筒，每个第二浮筒分别通过第三锚泊缆与海床相连。优点是各个锚泊缆之间纵横相间将多个水下风筝集成在一起形成一个整体的柔性系泊的发电系统，实现了对潮汐和洋流能的大规模地集约化利用，各个浮筒之间相互作用，可较好地调节各个锚泊缆的形态和张力，实现整个发电装置能够稳定地发挥作用。
Resumen de: CN118640126A
本发明公开了一种全封闭振荡浮体装置及其控制方法、波浪发电系统，其中全封闭振荡浮体装置包括：封闭式外壳和位于封闭式外壳内部的PTO动子组件、PTO主轴和弹性组件；PTO动子组件套设于PTO主轴上可沿PTO主轴轴向往复移动；PTO主轴两端与封闭式外壳内壁连接；弹性组件一端与PTO动子组件连接，另一端沿PTO主轴的轴向与封闭式外壳内壁连接；封闭式外壳在受到波浪冲击时，通过弹性组件带动PTO动子组件移动发电。通过将PTO动子组件、PTO主轴及弹性组件在全封闭外壳的内部，避免了密封系统带来的结构磨损和效率降低问题，大幅提高波浪发电装置的可靠性和高效性。
Resumen de: CN118640127A
本发明涉及波浪能转化技术领域，公开了一种波浪能吸收转化方法及其应用，通过安装在水面漂浮载体上的动力转化传动装置吸收波浪能并转化为机械能。本发明通能够将动力输入组件受波浪推动影响而输入的大小不一、方向不定的动力转化为单向旋转的动力输出，无论摆球如何摆动，该动力均能被转化、输出，且转化过程能量消耗小，能量转化效率高；通过设置飞轮，能够在摆球因换向短暂停留而导致动力转化停止时或海浪波动大时及时为输出轴提供动力，使得输出轴稳定不间断输出；适用于脱离水面作业，可以安装在船舶等在水面移动的物体上，无需将其放置在水中进行作业，有效的解决了现有设备存在的不便于移动、携带；易腐蚀且后期维护不便等问题。
Resumen de: CN221703873U
本实用新型公开一种水下发电装置，包括定位部，其通过连接装置固定于海床上；活动部，其转动设置于所述定位部上，且其内部设有液压发电系统；圆柱形浮筒，多个所述圆柱形浮筒依次铰接，且位于首端的所述圆柱形浮筒通过弹性的缆绳与所述活动部连接；波浪浮球，其通过刚性的缆绳与位于末端的所述圆柱形浮筒连接；液压装置，其设置于相邻两个所述圆柱形浮筒上，且其分别与相邻两个所述圆柱形浮筒连接；所述液压装置内部的腔室与所述液压发电系统通过管路连接。本实用新型提供的水下发电装置，结构简单，运动缓慢，具有一定的隐蔽性且不会对搭载平台产生较大的水动力学作用，能够用于解决小型水下机电装置的用电需求。
Resumen de: MX2024003287A
The device for conversion of wave energy into electrical energy consists of a supporting structure (300), the first working body (200), an anchor (500) and anchor cables (400). The supporting structure (300) is connected to the anchors (500) by anchor cables (400), while the first working body (200) is slidably connected to the supporting structure (300). The motion transformation system (100) is firmly connected to the supporting structure (300) and comprises rigid gears (101a) and (101b) toothed with gears (103a) and (103b) with rolls on one side while on the other side they are hinged to the first working body (200), on the other side of the gears (103a) and (103b) with the rolls, rigid gears (102a) and (102b) are connected at one end, while their other end is hinged to other working body (600).The gears (103a) and (103b) with rolls are connected by shafts with a multiplier that drives the generator (108) that further produces electricity. The device constructed in this way has the possibility of transport to the place of exploitation, because it floats stably on its own. The anchor system (500) is transported to the place of exploitation using a transport body (700) that also has the ability to float on its own and to submerge.
Resumen de: US2024301854A1
The invention relates to a wave driven electrical generator having a single panel, or an array of panels that may be triangular in shape or may have another shape. A movable connection is provided between the panels to allow relative movement in two dimension or three dimensions. The movable connection may include at least one panel link has a length that is at least as long as the width of the panels to facilitate stacking of the panels for storage. One or multiple generators may be mounted on each panel and may be housed in a cavity where it is protected from damage and/or exposure to water. The area of coverage of a panel array includes open areas within the array of panels that define less than 20% of the area of coverage thereby facilitating the generation of maximum amount of power with a relatively small footprint.
Resumen de: US2024301857A1
This disclosure is directed to hydrodynamic electric generators, including their structural design, methods of deployment, anchoring systems, drive systems and control systems. The system can be scaled from ones that can be hand carried to large, stationary devices that can generate up to and greater than 20 kw in a current of 3 knots. In a stationary system, the device can be anchored to an underwater floor by an anchoring device supported by four adjustable legs. These legs can eliminate the need for extensive mooring lines, providing the device with a small footprint that is non-hazardous to marine animals or vegetation. Individual components, such as rotors, generators and other mechanical components can be modularly installed for easy removal and servicing without having to disturb the entire system.
Resumen de: US2024301855A1
A wave energy production apparatus for producing energy from the heave motion of the surface of a body of water. It has one or more compression module which comprises a piston and a cylinder assembly and a reciprocating assembly positioned around the compression module, which is operatively connected to cylinder, such that, in Generation Mode, reciprocates together with the cylinder relative to the piston of the compression module due to the movement caused by the heave and sinking movement of the surface of the body of water. The reciprocating assembly comprises at least one first weight changing mechanism comprising one or more dynamic compensation tank, which has at least one aperture with a closure configured to open and establish fluid communication between the dynamic compensation tank and the body of water in order to allow water to at least partially flood the dynamic compensation tank when the water surface rises or heaves and the reciprocating assembly moves upward relative to the piston and to close fluid communication between the dynamic compensation tank and the body of water and retain water inside the dynamic compensation tank when the water surface sinks and the reciprocating assembly moves downwards relative to the piston, wherein the cylinder of the compression module are configured to contain a fluid that is energised by the reciprocating movement of the cylinder, in Generation Mode, and said energised fluid is used to produce a fluid pressure that is event
Resumen de: US2024301856A1
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.
Resumen de: GB2627984A
A water powered generator is disclosed comprising: a turbine 102 and a water tank 104 arranged for relative movement with each other. At least one activator tank 106 is coupled to the water tank and/or turbine via an activator arm 108. A locking system 110 is configured for selective holding the counterweight tank 106 at a height above ground. When the locking system is released the activator tank is allowed to drop due to gravity, which, in turn, causes relative movement between the reservoir 104 and the generator 102, in order to force water in the main tank 104 through the turbine to cause rotation of the turbine. The activator arm may lift the water tank to its raised position. The activator tank and/or water tank may be filled with tidal or river water. The generator arrangement allows power to be produced when required by a simple operation and can be scaled to suit local needs.
Resumen de: CN118622631A
本申请涉及海水发电技术领域，具体公开了一种海洋温差发电系统，包括：冷凝器、第一泵体、喷射器、换热器、第二泵体、预热器和第一膨胀机；冷凝器设置于海中；冷凝器的出口连接第一泵体的入口；第一泵体的出口连接喷射器的工作流体入口；喷射器的出口通过第二管路连接第二泵体的入口；第二泵体的出口连接预热器的入口；预热器用于供第二管路流出的工质与表层海水换热；预热器的出口连接第一膨胀机的入口；第一膨胀机的出口通过第三管路连接喷射器的引射流体入口；第三管路经过换热器；喷射器的出口还连接冷凝器的入口。本方案利用膨胀后的低温工质冷凝从喷射器喷射出的部分工质，实现部分工质的自冷凝，且通过喷射器能够提高系统膨胀做功深度。
Resumen de: WO2023153541A1
The present invention relates to a unidirectional rotation power generating apparatus for wave-power generation and a wave-power generation device using the same. The technical subject matter of the wave-power generation device according to the present invention comprises: a frame; a first linear movement part provided at the frame and performing a linear reciprocation according to the movement of the frame by wave; a second linear movement part provided at the frame; a power transmission unit provided at the frame to connect the first linear movement part with the second linear movement part, so as to transfer the linear reciprocation of the first linear movement part to the second linear movement part; a unidirectional rotation power generating unit provided at the frame to generate a unidirectional rotation power according to the linear reciprocation of the second linear movement part; and a power generation unit connected to the unidirectional rotation power generating unit to generate an energy by the rotation power of the unidirectional rotation power generating unit.
Resumen de: CN221683098U
本实用新型公开了一种潮汐能转换装置，包括：固定平台，所述固定平台固定在水面上方，浮体，所述浮体位于所述固定平台的下方且漂浮在水面，能量传递模块，包括固定在所述固定平台的驱动轮、位于驱动轮下方的从动轮、与驱动轮及从动轮配合的传动带或传动链条，所述浮体与所述传动带或传动链条固接，能量转换模块，包括转换机构及转轴，所述转换机构与所述驱动轮联动，所述驱动轮转动而带动转换机构驱动转轴转动。本实用新型潮汐能转换装置，结构设计合理简单，可用在海边将潮汐能转换为转轴转动的机械能，安装简单且成本低，同时其数量和尺寸可根据需求设置，使用灵活。
Resumen de: CN118622568A
本发明提供了一种主动调控刚度的可机械整流的随体波浪能转换装置，包括安装板、主动变刚度机构、直线振荡机构、机械整流机构以及发电模块，主动变刚度机构与直线振荡机构传动连接，直线振荡机构与机械整流机构传动连接，机械整流机构与发电模块传动连接；主动变刚度机构包括弹簧，弹簧上旋转嵌套有用于压缩有效长度的螺旋套筒，弹簧在振荡过程中储能并提供恢复力；机械整流机构包括括单向轴承和行星齿轮系，能将往复振荡转换为单向连续运动。本发明通过调节弹簧的有效工作长度来改变刚度，进而改变系统的共振频率，使海洋机器人随体波浪能发电装置宽频适应随机波况；机械整流机构使输入到发电模块的振荡运动更平稳，提高发电效率。
Nº publicación: CN118622571A 10/09/2024
Solicitante:
华南理工大学
Resumen de: CN118622571A
本申请公开了一种五维并联式多向波浪能发电装置及其工作方法，本发电装置包括浮体；固定平台；发电支链，其两端分别通过万向节连接至浮体和固定平台，发电支链包括发电机、丝杆、丝杆筒和丝杆座，丝杆座安装于丝杆筒的一端，丝杆与丝杆座螺纹连接，丝杆的端部与发电机的旋转轴连接；其中，发电支链的数量有多个；浮体受波浪驱动时，能够驱使发电机转动以产生电能。本申请通过多个发电支链将浮体与固定平台连接，浮体不仅仅能够受波浪影响而发生垂荡，还可以在侧向作用力下发生横荡、纵荡、横摇和纵摇，各个发电支链均可以从这五维运动中产生电能，一方面提升发电效率，另一方面减少波浪的侧向作用力对本发电装置刚性结构的冲击。
BOPI
Sede Electrónica
