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Resultados 417 results. LastUpdate Updated on 28/11/2022 [18:06:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 15 días / Applications published in the last 15 days



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一种基于接近开关的风力发电机组叶轮方位角的确定方法

Publication No.: CN115387969A 25/11/2022

Applicant:

润阳能源技术有限公司

Absstract of: CN115387969A

本申请提供了一种基于接近开关的风力发电机组叶轮方位角的确定方法,在接收到零位接近开关发送的第一触发信号时,将当前的叶轮方位角定义为参考角;其中,零位接近开关安装在发电机主轴上;接收叶轮转速接近开关发送的第二触发信号,根据接收到的第二触发信号的数量,发电机主轴上布置的螺栓的数量,以及基于第一触发信号定义的参考角,确定叶轮方位角;其中,螺栓沿发电机主轴的圆周方向均匀分布,每当有一个螺栓经过所述叶轮转速接近开关,叶轮转速接近开关生成一个第二触发信号。本申请能够通过叶轮转速接近开关,以及低成本的零位接近开关的使用,实时测量叶轮方位角,降低了测量成本,通用性强,且能够适应叶轮的高速旋转状态。

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一种基于VMD-JAYA-LSSVM的风机叶片结冰状态评估方法

Publication No.: CN115392106A 25/11/2022

Applicant:

华北电力大学华能集团技术创新中心有限公司国网综合能源服务集团有限公司国网江苏省电力有限公司苏州供电分公司

Absstract of: CN115392106A

基于VMD‑JAYA‑LSSVM的风机叶片结冰状态评估方法,包括如下步骤:基于VMD算法分解风速序列,对风速信号进行降噪处理;利用JAYA算法对LSSVM的参数进行优化,得到优化预测模型并对风电功率进行预测;基于滑动窗口算法的叶片结冰检测分析。本发明为纯数据驱动,不需要风机系统复杂的先验知识,在应用方面实现过程简单;相比于额外布置传感器检测叶片结冰的直接检测法,本发明不需大量额外资金投入且不用考虑额外传感器可靠性等问题,具有显著的成本优势和可靠性优势,降低人力成本;相比于其他间接法检测叶片结冰,此方法实现较为简单,且在经过算法参数优化、数据归一化和反归一化后,可得到较高的检测准确率。

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一种架空导线避雷器

Publication No.: CN115380894A 25/11/2022

Applicant:

国网浙江省电力有限公司常山县供电公司

Absstract of: CN115380894A

本发明涉及避雷器领域,公开了一种架空导线避雷器,包括避雷器、箱体、光伏发电蓄电器、发电旋转风车和声音放大器,所述光伏发电蓄电器固定于所述箱体的顶部,所述发电旋转风车通过风车连接杆固定于所述光伏发电蓄电器的顶部,所述声音放大器固定于所述风车连接杆上,所述架空导线避雷器的外表面设有颜色为红色或兰红相间的气味缓释涂层。声音放大器将发电旋转风车产生的声音放大来驱赶鸟类,同时通过发电旋转风车的旋转动作、气味缓释涂层的颜色以及气味来达到驱鸟的目的。另外,本发明不仅安装与拆卸方便,并且对避雷器的连接导线具有防护措施,安全且使用寿命较长。

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一种风力发电机组噪声控制方法及系统

Publication No.: CN115387958A 25/11/2022

Applicant:

哈电风能有限公司

Absstract of: CN115387958A

本申请涉及发电控制技术领域,尤其是涉及一种风力发电机组噪声控制方法及系统,其方法包括以下步骤:获取声压测试数据;根据所述声压测试数据,建立声压分布模型;根据预设声压规则对所述声压分布模型进行处理,获取修正声压分布模型;基于所述修正声压分布模型建立噪声优化指标模型;根据预设功率规则,建立功率优化指标模型;基于预设算法对所述功率优化指标模型和所述噪声优化指标模型进行优化,得到优化结果;对所述优化结果进行分析,获取分析结果,并根据所述分析结果控制风机运行。本申请提供的一种风力发电机组噪声控制方法及系统可以提升噪声的控制效果,减少发电量的损失。

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飞机机翼振动及风能复合收集装置

Publication No.: CN115387963A 25/11/2022

Applicant:

郑州大学

Absstract of: CN115387963A

本发明提供了一种飞机机翼振动及风能复合收集装置,包括飞机、机翼和俘能装置,所述俘能装置阵列均布在所述机翼的下端面;所述俘能装置包括风球基座、固定支架、中心轴、风球扇叶、转动支架、风能发电组件和振动发电组件;风能发电组件由非接触独立层结构的摩擦发电结构和压电悬臂梁结构组成;振动发电组件由接触分离模式的摩擦发电结构和压电悬臂梁结构组成,通过对风能和振动能的复合形式,提升飞机飞行过程中的俘能效率,保证传感器供电。

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基于黑启动的海上风电机组调试方法、装置、设备及介质

Publication No.: CN115387959A 25/11/2022

Applicant:

中广核风电有限公司

Absstract of: CN115387959A

本申请涉及一种基于黑启动的海上风电机组调试方法、装置、设备及介质,应用于海上风力发电技术领域,其方法包括:响应于风电机组调试命令,获取风电场中每个风电机组的调试等级;基于所述调试等级确定每个所述风电机组的调试策略;基于所述调试策略确定所述黑启动系统的启动策略,所述启动策略包括控制所述可再生能源子系统启动;根据所述启动策略对所述风电机组进行调试。本申请具有实现风电机组的黑启动且在风电机组黑启动时减小对空气的污染的效果。

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TOROIDAL LIFT FORCE ENGINE

Publication No.: CN115398097A 25/11/2022

Applicant:

奥维尔伯克斯特兰德

BR_112022016754_PA

Absstract of: WO2021174011A1

A toroidal lift force engine is provided. Illustratively, the toroidal lift force engine operates in an enclosed environment without heat and/or expelling particles of any kind, utilizing asymmetric pressure distribution on lift turbine blades solely to generate thrust with the normal component of this lift force, while using the tangential component of this lift force to drive accessories, provide control to the fluid velocity, and/or provide motivation of the fluid's flow. The toroidal lift force engine may be utilized to generate thrust, heat and/or electricity for powering vehicles, homes, etc.

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TIP AIR RECEPTOR

Publication No.: CN115398096A 25/11/2022

Applicant:

叶片动力学有限公司

WO_2021214150_A1

Absstract of: WO2021214150A1

Disclosed is a tip section for a wind turbine blade. The tip section comprises an intermediary blade section comprising a first shell part forming a first side of the intermediary blade section and a second shell part forming a second side of the intermediary blade section, the intermediary blade section having a leading edge and a trailing edge and extending from an intermediary blade section first end to an intermediary blade section second end; a tip part forming an end of the tip section and having been rigidly attached to the intermediary blade section first end, the tip part having an outer surface comprising a metal area; and a number of one or more superficial metal strips extending along an outer surface of the intermediary blade section. A wind turbine blade with such a tip section and the manufacturing of such a wind turbine blade is also disclosed.

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WIND TURBINE

Publication No.: CN115398094A 25/11/2022

Applicant:

西门子歌美飒可再生能源公司

WO_2021219601_A1

Absstract of: EP3904669A1

Wind turbine comprising a nacelle (3) with at least one main bearing (11) tilted with its rotation axis (18) towards the horizontal axis (19) and comprising an inner ring (14) and an outer ring (13), whereby the main bearing (11) is a slide bearing (12) and the inner ring (14) is stationary while the outer ring (13) rotates around the inner ring (14), with the main bearing (11) being lubricated with a lubrication fluid (22), and with the outer ring (13) comprising a first and a second sealing means (25, 26) arranged at both sides of the outer ring (13) for sealing to the inner ring (14) and extending around the outer ring (13), whereby the first sealing means (25) is due to the tilt of the main bearing (11) lower than the second sealing means (26), whereby a stationary leakage lubrication fluid collection means (39) is provided adjacent to the first sealing means (25) adapted for collecting lubrication fluid leaking from the first and the second sealing means (25, 26), whereby the outer ring (13) is provided with one or more axial bores (42) connecting a leakage lubrication fluid collection area (37) adjacent to the second sealing means (26) to the leakage lubrication fluid collection means (39).

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浮动式海上风机独立变桨控制方法

Publication No.: CN115387960A 25/11/2022

Applicant:

北京华能新锐控制技术有限公司

Absstract of: CN115387960A

本发明提供了浮动式海上风机独立变桨控制方法,其增加寿命并提高翼梁的稳定性。其在调节发电机功率的同时减轻浮动海上风力发电机的结构载荷,采用控制器将低权限线性二次控制器与积分控制相结合;LQ控制器与积分控制器相结合,其中LQ控制器旨在减轻叶片的1P振动、塔架前后振动和平台俯仰运动,积分作用保证在高于额定风区时转子转速向额定速度收敛,而LQ控制器则优化动态特性;控制器结合了低权限LQ控制器和积分控制器来确定各个叶片桨距角,各个叶片桨距角的控制输入通过下列公式获得:Θ=θ+Θl(1)其中θ为来自积分控制器的统一变桨角,Θl为来自LQ控制器的独立变桨角。

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一种风力发电机用海上运输固定装置

Publication No.: CN115384729A 25/11/2022

Applicant:

江苏科技大学江苏科技大学海洋装备研究院南通中远海运船务工程有限公司

Absstract of: CN115384729A

本发明公开了一种风力发电机用海上运输固定装置,包括底座,所述底座具有固定基座,以及设置在所述底座两侧外壁的摆动板,所述摆动板的顶部设置有驻地桩,所述底座的内腔底部固定连接有固定箱;固定板,所述固定板具有连接槽,以及设置在固定板顶部的防护板,所述固定板远离固定箱的一侧顶部固定连接有伸缩杆,所述固定板靠近伸缩杆的一侧底部固定连接有支撑板,本发明涉及发电机运输技术领域。该风力发电机用海上运输固定装置,进而提高了设备主体运输时的工作效率,托板能够在活动块上进行转动,使得托板能够调整接触调节装置的范围,便于利用活动块对移动对调节装置的上升高度进行限位,进而提高了设备整体运输发电机时的质量。

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风机发电LCOE指标预测方法及装置

Publication No.: CN115392579A 25/11/2022

Applicant:

中国华能集团清洁能源技术研究院有限公司盛东如东海上风力发电有限责任公司华能海上风电科学技术研究有限公司

Absstract of: CN115392579A

本发明公开了一种风机发电LCOE指标预测方法及装置,方法包括:获取风场内存续的单台风机的LCOE指标数据;根据单台风机的LCOE指标数据确定风场内存续风机的K线;根据风场内存续风机的K线生成风机发电LCOE指标预测数据,克服了现有技术单台风机在经济性评价指标数据计算时所面临的参考标准短缺、部分参考标准在特定场景下失效、失真的问题,对已有经济指标进行总结与评价,使之适配更加广泛的应用场景,对新的评价指标进行预测和检验,丰富了场群经济性评价指标的检验体系。

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一种风电叶片

Publication No.: CN115387954A 25/11/2022

Applicant:

国能联合动力技术连云港有限公司

Absstract of: CN115387954A

本发明涉及风力发电设备,公开了一种风电叶片,包括叶片本体,叶片本体的根部设有根部平台,根部平台上设有收集器安装孔,收集器安装孔内安装有胶粒收集器,胶粒收集器包括收集器腔体,收集器腔体的外周面上且靠近收集器腔体的开口端设有限位法兰,收集器腔体的开口端内侧设有胶粒收集单向结构,胶粒收集单向结构能够在胶粒触碰时向内翻转,单个收集器安装孔分别对应设于叶片本体的前后缘变桨正负0°位置和正负90°位置,以能够使叶片本体处于开桨、收桨或叶片本体的叶尖朝上时,以能够使叶片本体的内部滚落的胶粒顺着叶片本体的内壁进入胶粒收集器内。本发明的风电叶片的结构简单,胶粒收集效果好。

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一种风力发电机叶片的防结冰装置及方法

Publication No.: CN115387972A 25/11/2022

Applicant:

润电能源科学技术有限公司

Absstract of: CN115387972A

本发明公开了一种风力发电机叶片的防结冰装置及方法,该防结冰装置包括表面波激发装置和表面波发射装置,表面波激发装置设置于风力发电机的内部,表面波发射装置设置于风力发电机叶片根部的外表面;表面波激发装置用于向表面波发射装置发送表面波激发信号;表面波发射装置用于响应表面波激发信号,沿着预设方向发射表面波,以使表面波传播至风力发电机叶片的表面,在风力发电机叶片的表面存在目标对象的情况下,以使表面波被目标对象吸收,同时使目标对象从风力发电机叶片的表面脱落。本发明通过表面波发射装置发射的表面波被目标对象吸收,目标对象从风力发电机叶片脱落阻断结冰过程,从而防止风力发电机叶片结冰。

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一种垂直轴风光互补发电装置

Publication No.: CN217898072U 25/11/2022

Applicant:

陕西珂骊玛铸业有限公司

Absstract of: CN217898072U

本实用新型属于风力发电技术领域,具体公开了一种垂直轴风光互补发电装置,包括下塔柱,下塔柱顶部固定设置有发电机,发电机顶部固定设置有上塔柱;发电机顶部固定设置有第一法兰,上塔柱与第一法兰固定连接,所述下塔柱远离发电机的一端设置有太阳能板支架,所述太阳能板支架上设置有太阳能板,所述太阳能板相对于所述下塔柱倾斜设置。本实用新型实现整个风电装备的网状立体化布局,将将光伏板设置在垂直轴风力发电装置的下塔柱上,实现太阳能发电和风力发电实现互补,更好的保证了能源获取和供应。

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一种用于风机水冷系统的自动补水和调压装置

Publication No.: CN217898087U 25/11/2022

Applicant:

国网冀北张家口风光储输新能源有限公司国家电网有限公司

Absstract of: CN217898087U

本实用新型提供一种用于风机水冷系统的自动补水和调压装置,该装置包括控制器、气支路和水支路;气支路一端接室外大气,另一端与水冷系统连接;水支路一端与水箱连接,另一端与水冷系统连接;控制器与水冷系统电连接或通讯连接,同时,控制器分别与气支路和水支路电连接或通讯连接,该装置通过控制器控制气支路和水支路联动,从而能够实现水冷系统的自动补水加压和排水排气,提高了系统可靠性,提升了风电机组的工作效率。

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一种钢管支撑-预应力混凝土的浮式基础结构

Publication No.: CN217893175U 25/11/2022

Applicant:

重庆大学

CN_115230893_PA

Absstract of: CN217893175U

本申请公开了一种钢管支撑‑预应力混凝土的浮式基础结构,涉及海上风力发电技术领域,该结构包括立柱、钢套筒、横撑、斜支撑、垂荡板、加劲板、连接板、加强环、隔板。所述立柱为预应力混凝土构件,按照正三角形排列,可以将风电机组布置在任何一个立柱上;横撑,将所述立柱顶部和底部连接起来;钢套筒,布置在立柱顶底部,上钢套筒与横撑焊接,下钢套筒与垂荡板焊接;斜支撑,对称布置于立柱与横撑平面内,从而加强其面内刚度,斜支撑与底部横撑形成K型节点,节点域构件之间通过连接板相连;加强环,在下部横撑的节点域范围内套焊加强环用以提高节点稳定性,该浮式基础构造简单、疲劳性能好、建造成本低,具有较好的应用前景。

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一种四腿漂浮式风机基础的静稳性计算方法

Publication No.: CN115391895A 25/11/2022

Applicant:

中国能源建设集团江苏省电力设计院有限公司

Absstract of: CN115391895A

本发明公开了一种四腿漂浮式风机基础的静稳性计算方法,属于海上深远海风机建设技术领域。本发明结合四腿漂浮式风机的现状及特征,避免了对风机的各个部件分别逐一计算确定最终设计状态,土建技术人员均可操作,可显著的提高计算四腿漂浮式风机基础结构静稳性的效率,且可根据上部结构重量信息快速反算得到所需的结构尺寸,能节约大量的时间及造价。

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Renewable Power Generation System for Vehicles

Publication No.: US2022371449A1 24/11/2022

Applicant:

WOODWARD DENNIS [US]
WOODWARD TYLER [US]

Absstract of: US2022371449A1

The present invention relates to an electric power generating system for vehicles. The system includes at least one wind turbine positioned to capture incoming air which is coupled to a wind generator for converting into electric power. The system has solar panels installed on the exterior surface of the vehicle such as trailer of a semi-truck for absorbing solar energy and converting into electric power. The electric power produced by the wind generator and the solar panels is stored in a battery pack for providing electric power to the electric battery of the vehicle. An emergency generator provides electric power to the vehicle when the power of both the electric battery and the battery pack is insufficient. The system slows down the depletion of battery charge, thus enabling the vehicle to stay on the road for a longer duration and improves overall charging experiences for the electric vehicle.

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HYBRID SYSTEM FOR THE GENERATION OF ELECTRICAL POWER

Publication No.: WO2022243909A1 24/11/2022

Applicant:

DOMINGUEZ GRANADOS JOSE SALVADOR [MX]
VAZQUEZ DIAZ DEL CASTILLO JORGE [MX]

Absstract of: WO2022243909A1

The present invention relates to a hybrid system for the generation of electrical power from magnetic, wind and solar energies, thus enabling the use of natural, clean, renewable, sustainable, constant and safe potential energies with an instantaneous start-up. Its versatility allows operation between -50°C and 50°C, enabling the distributed generation modality to be applied in situ, directly at the location where the power is required, 24 hours a day, 365 days a year, whether for industrial, commercial, services or home users in a particular area, and in secluded communities with limited access, with no need for a distribution grid, preventing transmission losses, and with the advantage that it is installed in a reduced area.

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WIND TURBINE AND WIND POWER STATION BASED THEREON

Publication No.: US2022372951A1 24/11/2022

Applicant:

OBSCHESTVO S OGRANICHENNOJ OTVETSTVENNOSTYU ANTER [RU]

CN_114667391_PA

Absstract of: US2022372951A1

Proposed is a wind turbine having a vertical axis rotor mounted in a fixed cylindrical housing provided with outwardly opening shutters. The rotor consists of a rotating core comprising core blades fastened between two circular bases and forming a Ugrinsky rotor, and an annular impeller configured for independent rotation about said core. The impeller comprises impeller blades fastened between two ring-shaped bases and forming a continuation of the core blades, wherein common inter-blade channels are formed which narrow toward the centre of the rotor. Also proposed are wind power stations based on the wind turbines described above, said turbines being mounted vertically one above the other to form a generating tower, or being mounted on a facade of a high-rise building. Technical result consists, in particular, in increasing the efficiency of the wind turbine and making it possible to incorporate wind power stations into an urban environment.

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A WIND TURBINE APPARATUS

Publication No.: US2022372956A1 24/11/2022

Applicant:

ORR DECLAN [IE]

AU_2019472044_PA

Absstract of: US2022372956A1

A wind turbine apparatus for use in movement of components of a wind turbine. The wind turbine apparatus has an upright support means, the upright support means being adaptable to be set on a surface below a load in use, such that the weight of the load is transferred to the surface. The wind turbine apparatus further has a load bearing means for engaging a load, the load bearing means being operably coupled with the upright support means and being configured to be moveable laterally when bearing a load. The wind turbine apparatus further has a means for raising and lowering the load bearing means. The wind turbine apparatus can be used for supporting, raising and lowering yaw brake calipers.

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CABLE GUIDING IN WIND TURBINE TOWERS

Publication No.: US2022372957A1 24/11/2022

Applicant:

GENERAL ELECTRIC RENOVABLES ESPANA S L [ES]

CN_115370542_PA

Absstract of: US2022372957A1

The present disclosure relates to towers for wind turbines comprising a top section supporting a nacelle about a yaw axis, wherein the nacelle comprises an electric power component and a power cable for electrically connecting the electric power component to an electrical connection point in a lower section of the tower. The power cable extends downwards from the nacelle to a first height along a substantially central area of the tower, and at a first height the power cable comprises a power cable loop. The power cable loop includes an upwards curve, and a downwards curve. The power cable loop comprises a movable cable part, and a fixed cable part, and the fixed cable part comprises at least a portion of the downwards curve. The present disclosure further relates to wind turbines and to methods for arranging cables in wind turbine towers.

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PLANETARY GEARBOX, IN PARTICULAR MULTI-PLANETARY GEARBOX, FOR A WIND TURBINE

Publication No.: US2022372955A1 24/11/2022

Applicant:

FLENDER GMBH [DE]

CN_115176103_PA

Absstract of: US2022372955A1

A planetary gearbox for a wind power installation includes a planetary carrier having a first and second carrier cheeks, planetary gears mounted rotatably on the first and second carrier cheeks via bearing pins, respectively, an internal gear meshing with the planetary gears, with an assembly clearance being configured between a cheek external diameter of the first and second carrier cheeks and an internal diameter of the internal gear, and a planetary carrier spider configured to position the first and second carrier cheeks at a defined spacing with respect to one another. The planetary carrier spider has a radially outwardly pointing outer side which extends at a greater spaced-apart relation radially inward from a radially inner tip circle radius of an internal toothing system of the internal gear than the first and second carrier cheeks and which is arranged radially outside with respect to an internal diameter of the planetary gears.

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SOLAR PANELLED WINDMILL ASSEMBLY

Nº publicación: US2022372954A1 24/11/2022

Applicant:

DEWAN MOHAN RAJKUMAR [IN]

WO_2021152466_A1

Absstract of: US2022372954A1

The present invention envisages a solar paneled windmill assembly(100). The windmill assembly comprises a plurality of solar panels(120), a tower(105), a tilting mechanism, a nacelle(110), a plurality of rotary blades(115) and a plurality of sensors. The plurality of solar panels(120) is configured to convert solar energy into electrical energy. The tower(105) having a plurality of facets is configured to facilitate mounting of the plurality of solar panels(120). The tilting mechanism is coupled to a top portion of the tower(105) and is configured to tilt a nacelle(110), mounted on the tilting mechanism, along a vertical axis of the tower(105). The plurality of rotary blades(115) is coupled to the nacelle(110). A control unit is disposed within the nacelle(110) and is configured to actuate the tilting mechanism. A generation unit disposed within the nacelle(110), is configured to convert wind induced rotational motion of the rotary blades(115) into the electrical energy.

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