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    • 71. 发明申请
    • Power Generator and Method for Generating Power
    • 发电机及发电方法
    • US20090066087A1
    • 2009-03-12
    • US12297793
    • 2006-12-28
    • Phillip L. Van Huffel
    • Phillip L. Van Huffel
    • F03B17/06
    • F03B17/06F03D5/06Y02E10/28Y02E10/70
    • A power generator for use in a unidirectional flowing fluid has a fixed part and a movable part, the movable part is mounted on the fixed part for reciprocal movement with respect to the fixed part between first and second positions. A valve element on the movable part is adapted to move between open and closed positions for relatively unimpeded and impeded flow. A valve actuation mechanism is connected to the valve element to move the valve element to the closed position when the movable element reaches the first position and to move the valve element to the open position when the movable element reaches the second position. An electrical generator is coupled to the fixed part and the moveable part and is adapted to generate electrical energy when the movable part moves between the first and second positions.
    • 用于单向流动流体的发电机具有固定部分和可移动部分,可移动部分安装在固定部分上,用于在第一和第二位置之间相对于固定部分往复移动。 可移动部件上的阀元件适于在打开和关闭位置之间移动,用于相对无阻碍和阻碍的流动。 当可移动元件到达第一位置时,阀致动机构连接到阀元件以将阀元件移动到关闭位置,并且当可移动元件到达第二位置时将阀元件移动到打开位置。 发电机联接到固定部分和可移动部分,并且当可移动部分在第一和第二位置之间移动时适于产生电能。
    • 75. 发明授权
    • Axial-mode linear wind-turbine
    • 轴模式线性风力发电机
    • US06523781B2
    • 2003-02-25
    • US09941337
    • 2001-08-29
    • Gary Dean Ragner
    • Gary Dean Ragner
    • B64C3106
    • A63H27/08A63H27/002B64C31/06F03D5/06F03D13/20F05B2240/921Y02E10/70Y02E10/728
    • A wind harnessing system using a plurality of self supporting airfoil kites 50 for production of useful power. The system comprising multiple airfoil kites 50 in tandem attached to a pivotal control housing 32 by control lines 58L and 58R and support lines 60L and 60R. Control lines 58L and 58R can change length with respect to the length of support lines 60L and 60R to control the airfoil kites' 50 angle-of-attack, pitch angle, direction of flight, and flight speed. The length of control lines 58L and 58R are controlled from ground station 30 by a movable pulley system in control housing 32 to adjust the airfoils' direction to follow a specific flight path 140. Control lines 58R and 58L and support lines 60R and 60L are also wound on a power shaft and pulley system in control housing 32. As the airfoil kites are propelled by the wind at very-high speed, the airfoils generate a powerful AXIAL force. The control lines 58L and 58R and support lines 60L and 60R are then reeled-out under this AXIAL tension causing the power shaft and pulley system in control housing 32 to turn a generator to generate electricity. After airfoil kites 50 have finished their reel-out power stroke 140a, the airfoil's pitch angle is made negative so they can be reeled-in by their control and support lines using a minimum of force along path 140b. Once the airfoils have been rewound to the proper distance, the airfoils are again angled for high-speed operation to generate powerful AXIAL force and reeled-out along 140c to provide another power stroke. The airfoil kites are then reeled-in again along path 140d and the entire process repeats starting with power stroke 140a. Since the force to rewind the airfoils is much less than the force generated during reel-out, there is net power generated.
    • 一种使用多个自支撑翼型风筝50的风力利用系统,用于产生有用的动力。 该系统包括由控制线58L和58R以及支撑线60L和60R连接到枢转控制壳体32上的多个翼型风筝50。 控制线58L和58R可以相对于支撑线60L和60R的长度改变长度,以控制翼型风筝的50角攻角,俯仰角,飞行方向和飞行速度。 控制线58L和58R的长度通过控制壳体32中的可动滑轮系统由地面站30控制,以调节翼型件的方向以跟随特定的飞行路径140.控制线58R和58L以及支撑线60R和60L也是 缠绕在控制壳体32中的动力轴和滑轮系统上。当翼型风扇以非常高的速度被风推动时,翼型件产生强大的轴向力。 然后,控制线58L和58R以及支撑线60L和60R在该轴向张力下被卷出,导致控制壳体32中的动力轴和滑轮系统转动发电机发电。 在机翼风筝50完成其卷绕动力冲程140a之后,翼型件的俯仰角成为负的,因此它们可以通过它们的控制和支撑线通过沿着路径140b的最小的力被卷入。 一旦机翼被重新卷绕到适当的距离,翼型件再次成角度以进行高速操作,以产生强大的轴向力并沿140c卷起以提供另一个动力冲程。 然后翼型风筝再次沿着路径140d卷入,整个过程从功率冲程140a开始重复。 由于机翼重绕的力远小于卷取期间产生的力,所以产生净功率。
    • 76. 发明授权
    • Motion converting unit
    • 运动转换单元
    • US06332756B1
    • 2001-12-25
    • US09478368
    • 2000-01-06
    • Ken Yanagisawa
    • Ken Yanagisawa
    • F03D506
    • F03D5/06B63H1/32F03B17/00F04D33/00Y02E10/20Y02E10/28Y02E10/70
    • The multi-functional motion converting unit can be compact, efficient and inexpensive. In the motion converting unit of the present invention, a holding member is provided in a plane. A swing fin is extended, from the holding member, in a direction perpendicular to the plane. The swing fin has a first face and a second face, which cross a swing direction of the swing fin. The faces are capable of guiding a flow of a fluid. A swing width of a free end of the swing fin is wider than that of a base end thereof when the holding member is moved in the direction parallel to the plane. Guiding means guides the movement of the swing fin with the holding member.
    • 多功能运动转换单元可以紧凑,高效和便宜。 在本发明的运动转换单元中,在平面中设置保持构件。 摆动翼片从保持构件沿垂直于平面的方向延伸。 摆动翅片具有与摆动翼片的摆动方向交叉的第一面和第二面。 这些面能够引导流体的流动。 当保持构件沿着平行于平面的方向移动时,摆动翅片的自由端的摆动宽度比其基端的摆动宽度宽。 引导装置引导摆动翅片与保持构件的运动。
    • 77. 发明授权
    • Extraction of energy from flowing fluids
    • 从流体中提取能量
    • US06273680B1
    • 2001-08-14
    • US09254955
    • 1999-03-22
    • Lee Arnold
    • Lee Arnold
    • F03D506
    • F03D5/00F03B17/00F03B17/06F03D5/06F03D9/12F05B2240/124Y02E10/28Y02E10/38Y02E10/70Y02E10/72Y02E60/16
    • Method and apparatus for converting the kinetic energy of a moving fluid stream into useful work by using a cascade of thin aero or hydro foils positioned therein. The foils may be provided with at least two degrees of freedom and adjacent foils move out of phase. The foils are subjected to fluid induced oscillations known as flutter. Barriers (3, 43) may be positioned upstream, above, or at sides of the apparatus for increasing efficiency by increasing the fluid velocity. A system of flywheels (17, 18) are used to increase inertia of the foils and are particularly useful with hydrofoils. A cascade of aero or hydro foils may be mechanically oscillated to transfer energy to a fluid.
    • 通过使用位于其中的级联的薄气相或液压箔将运动的流体流的动能转换成有用的工作的方法和装置。 箔可以设置有至少两个自由度,并且相邻的箔不同相移动。 箔片受到称为颤振的流体诱发振荡。 障碍物(3,43)可以位于装置的上游,上方或侧面,以通过增加流体速度来提高效率。 使用飞轮(17,18)的系统来增加箔的惯性,并且特别适用于水翼。 空气或液压箔的级联可以机械振荡以将能量转移到流体。
    • 78. 发明授权
    • Energy conversion apparatus
    • 能量转换装置
    • US4476397A
    • 1984-10-09
    • US405463
    • 1982-08-05
    • David A. Lawson
    • David A. Lawson
    • F03D5/06B63G8/42B64C31/06F03B13/12
    • F03D5/06F05B2210/16Y02E10/28Y02E10/70
    • Apparatus for converting fluid energy into mechanical energy may include a sail and a mast carried by a pivotally mounted support.The sail is mounted both directly to the mast and indirectly to the mast through a boom, which is pivotally mounted at its center or along its length about the mast, and which is also mounted for tilting movement about a fastening extending perpendicularly to the mast. Positioning means periodically causes the boom to yaw about the mast and to tilt. Opposite edges of the sail thus alternately become taut leading edges with respect to incident wind or water and the sail adopts an oscillating motion which powers mechanical drive means such as pumps. The positioning means may be an over-center spring return or, in an alternative embodiment, be a hydraulic control mechanism.Advantages are that, because the sail remains full, it does not flap during repositioning even when formed of a light flexible material, which reduces inertial problems. Useful mechanical energy can be derived with a low level of technology from a large volume of incident fluid moving at a relatively low speed. The pressure from the pumps can be maintained at a constant value even if the speed of the incident fluid should alter.
    • 用于将流体能量转换成机械能的装置可以包括由枢转安装的支撑件承载的帆和桅杆。 帆被直接安装到桅杆上,并通过悬臂被间接安装在桅杆上,该悬臂在其中心或围绕桅杆的中心或其长度可枢转地安装,并且还安装成用于围绕垂直于桅杆延伸的紧固件倾斜运动。 定位装置周期性地使吊杆围绕桅杆偏转并倾斜。 帆的相对边缘因此交替地相对于入风或水而变得紧密的前缘,并且帆采用对诸如泵的机械驱动装置供能的摆动运动。 定位装置可以是过中心的弹簧返回,或者在替代实施例中是液压控制机构。 优点是,由于帆保持充满,即使由轻柔性材料形成时也不会在再定位期间折叠,这降低了惯性问题。 从大量的入口流体以相对低的速度移动,可以利用低水平的技术来获得有用的机械能。 即使入射流体的速度发生变化,来自泵的压力也可保持恒定值。
    • 79. 发明授权
    • Wind power generator
    • 风力发电机
    • US4348594A
    • 1982-09-07
    • US168129
    • 1980-07-14
    • Donald E. Lipfert
    • Donald E. Lipfert
    • F03D5/06
    • F03D5/06F05B2210/16Y02E10/70
    • A wind power generator includes a flexible sheet or fabric supported under tension within a housing frame which guides an airflow therethrough and across the surfaces of the membrane. As the airflow passes over the surfaces, vortices are created which cause the membrane to vibrate. Energy conversion units are coupled to the membrane to tap the oscillatory motion and convert it into other useful energy forms, e.g., electrical, hydraulic or mechanical. Alternately, the membrane can be formed of a plurality of fabric strips which are connected to the energy conversion unit and are dimensioned in width equal to the pitch of the vortices. The distances between the strips preferably are also equal in dimension to the vortices' pitch.
    • 风力发电机包括在壳体框架内的张力下支撑的柔性片材或织物,其引导气流穿过其中并穿过膜的表面。 当气流通过表面时,会产生旋涡,导致膜振动。 能量转换单元耦合到膜以敲击振荡运动并将其转换成其它有用的能量形式,例如电动,液压或机械的。 或者,膜可以由连接到能量转换单元的多个织物条形成,并且其宽度尺寸等于涡流的间距。 条带之间的距离优选地在尺寸上与涡流的间距相等。