Path based power generation control for an aerial vehicle

    公开(公告)号:AU2014367205A1

    公开(公告)日:2016-06-23

    申请号:AU2014367205

    申请日:2014-10-20

    Applicant: GOOGLE INC

    Abstract: Methods and systems described herein relate to power generation control for an aerial vehicle. An example method may include operating an aerial vehicle in a crosswind-flight orientation substantially along a first flight path to generate power. The first flight path may- include a substantially circular path that allows the aerial vehicle to generate the power. While the aerial vehicle is in the crosswind-flight orientation the method may include determining to reduce the power being generated by the aerial vehicle, and responsive to the determination, determining a second flight path that will reduce the power generated by the aerial vehicle when operating on the second flight path. Once determined, the aerial vehicle may operate substantially along the second flight path.

    Spar buoy platform
    2.
    发明专利

    公开(公告)号:AU2014374174A1

    公开(公告)日:2016-06-16

    申请号:AU2014374174

    申请日:2014-12-17

    Applicant: GOOGLE INC

    Abstract: An offshore airborne wind turbine system including an aerial vehicle, an electrically conductive tether having a first end secured to the aerial vehicle and a second end secured to a platform, a rotatable drum positioned on the platform, an aerial vehicle perch extending from the platform, wherein the platform is positioned on a top of a spar buoy.

    Methods and systems for transitioning an aerial vehicle between crosswind flight and hover flight

    公开(公告)号:AU2014374087A1

    公开(公告)日:2016-06-09

    申请号:AU2014374087

    申请日:2014-12-22

    Applicant: GOOGLE INC

    Abstract: A method may involve operating an aerial vehicle to travel along a first closed path on a tether sphere while oriented in a crosswind-flight orientation. A tether may be connected to the aerial vehicle on a first end and may be connected to a ground station on a second end. Further, the tether sphere may have a radius corresponding to a length of the tether. The method may further involve while the aerial vehicle is in the crosswind-flight orientation, operating the aerial vehicle to travel along a second closed path on the tether sphere, such that a speed of the aerial vehicle is reduced. And the method may involve after or while the speed of the aerial vehicle is reduced, transitioning the aerial vehicle from traveling along the second closed path while in the crosswind-flight orientation to a hover-flight orientation.

    METHODS AND SYSTEMS FOR DETERMINING A PRIORITY SEQUENCE FOR CHANGING A POSITION OR AN ATTITUDE OF AN AIRCRAFT IN HOVER FLIGHT
    5.
    发明申请
    METHODS AND SYSTEMS FOR DETERMINING A PRIORITY SEQUENCE FOR CHANGING A POSITION OR AN ATTITUDE OF AN AIRCRAFT IN HOVER FLIGHT 审中-公开
    用于确定优先顺序的方法和系统,用于更改飞机上的位置或航空器的姿态

    公开(公告)号:WO2015094859A3

    公开(公告)日:2015-12-17

    申请号:PCT/US2014069558

    申请日:2014-12-10

    Applicant: GOOGLE INC

    Abstract: An example method may include receiving data representing an initial position and an initial attitude of an aircraft. The method further includes determining a change to a first attribute and a second attribute of the position or the attitude of the aircraft to achieve a subsequent position and a subsequent attitude. The method also includes determining a priority sequence for changing the first attribute and the second attribute of the position or the attitude of the aircraft based on a first thrust of the actuator to achieve the change to the first attribute and a second thrust of the actuator to achieve the change to the second attribute. The priority sequence is configured to cause changes to the first attribute before causing changes to the second attribute where the actuator is unable to concurrently provide the first thrust and the second thrust.

    Abstract translation: 示例性方法可以包括接收表示飞机的初始位置和初始姿态的数据。 该方法还包括确定飞行器的位置或姿态的第一属性和第二属性的改变以实现随后的位置和随后的姿态。 该方法还包括基于致动器的第一推力来确定用于改变飞行器的位置或姿态的第一属性和第二属性的优先顺序,以实现对第一属性的改变,并且致动器的第二推力 实现第二个属性的更改。 优先级序列被配置为在对第二属性进行改变之前引起对第一属性的改变,其中致动器不能同时提供第一推力和第二推力。

    SYSTEMS AND APPARATUS FOR TETHER TERMINATION MOUNT FOR TETHERED AERIAL VEHICLES
    7.
    发明申请
    SYSTEMS AND APPARATUS FOR TETHER TERMINATION MOUNT FOR TETHERED AERIAL VEHICLES 审中-公开
    用于专用车辆的终端装置的系统和装置

    公开(公告)号:WO2015130374A3

    公开(公告)日:2015-10-22

    申请号:PCT/US2014069146

    申请日:2014-12-08

    Applicant: GOOGLE INC

    Abstract: Wind energy systems, such as an Airborne Wind Turbine ("AWT"), may be used to facilitate conversion of kinetic energy to electrical energy. An AWT may include an aerial vehicle that flies in a path to convert kinetic wind energy to electrical energy. The aerial vehicle may be tethered to a ground station with a tether that terminates at a tether termination mount, in one aspect, the tether may be a conductive tether that can transmit electricity and'Or electrical signals back and forth between the aerial vehicle and the ground station. The tether termination mount may include one or more gimbals that allow for the tether termination mount to rotate about one or more axis. In a further aspect, the tether termination mount may- include a slip ring that allows for rotation of the tether without twisting the tether.

    Abstract translation: 诸如空降风力发电机(“AWT”)等风能系统可用于促进将动能转换为电能。 AWT可以包括在将动能风能转换成电能的路径中飞行的空中飞行器。 空中飞行器可以系绳到具有终止于系绳终端安装件的系绳的地面站,在一个方面,系绳可以是导电系绳,其可以在飞行器和飞行器之间来回传递电力和电信号 地面站。 系绳终端安装件可以包括一个或多个允许系绳终端安装件围绕一个或多个轴线旋转的万向节。 在另一方面,系绳终端安装件可以包括允许系绳的旋转而不扭转系绳的滑环。

    KITE GROUND STATION AND SYSTEM USING SAME
    8.
    发明公开
    KITE GROUND STATION AND SYSTEM USING SAME 有权
    DRAGON基站和系统

    公开(公告)号:EP2791504A4

    公开(公告)日:2015-07-22

    申请号:EP12859232

    申请日:2012-12-18

    Applicant: GOOGLE INC

    Abstract: A kite system with a ground station adapted for airborne power generation. The kite system may include a kite which comprises one or more airfoils which have mounted thereon a plurality of turbine driven generators. The turbine driven generators may also function as motor driven propellers in a powered flight mode, which may be used during take-off, which may include aspects of vertical take-off and landing. A perch adapted to facilitate the take-off and landing may be used as part of the system. The perch may pivot such that the pivot is oriented towards the tension direction of the tether.

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