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    • 4. 发明申请
    • METHODS AND APPARATUS FOR ROTOR POSITION ESTIMATION
    • 用于转子位置估计的方法和装置
    • WO2014181110A3
    • 2015-09-03
    • PCT/GB2014051402
    • 2014-05-08
    • MAGNOMATICS LTD
    • BOUHERAOUA MOHAMMEDWANG JIABINATALLAH KAIS
    • H02P21/13H02P17/00H02P21/14
    • H02P21/13H02P17/00H02P21/18
    • An apparatus and method for estimating the position of a rotor. An apparatus comprises a first rotor having an angular position, a second rotor which interacts with the first rotor in a magnetically geared manner, a sensor for measuring a kinematic property of the second rotor and means for estimating the angular position of the first rotor using a model-based observer, wherein the estimation is based on at least the kinematic property of the second rotor.A method of estimating the angular position of a first rotor comprises measuring a kinematic property of a second rotor, wherein the second rotor interacts with the first rotor in a magnetically geared manner; and estimating the angular position of the first rotor using a model-based observer based on at least the kinematic property of the second rotor.
    • 用于估计转子位置的装置和方法。 一种装置包括具有角位置的第一转子,以磁力方式与第一转子相互作用的第二转子,用于测量第二转子的运动学特性的传感器,以及用于使用第二转子估计第一转子的角位置的装置 一种估计第一转子的角位置的方法包括测量第二转子的运动特性,其中第二转子与第一转子相互作用 转子以磁力齿轮的方式; 以及至少基于所述第二转子的运动特性,使用基于模型的观测器来估计所述第一转子的角位置。
    • 5. 发明申请
    • ELECTRICAL GEAR AND METHOD FOR OPERATING A SUBSEA MACHINERY ROTATING AT HIGH SPEED
    • 电动齿轮及其运行方法
    • WO2013072741A3
    • 2014-05-30
    • PCT/IB2012002351
    • 2012-11-14
    • VETCO GRAY SCANDINAVIA ASTOMTER OLE PETTER
    • VETCO GRAY SCANDINAVIA ASTOMTER OLE PETTER
    • H02K47/20H02M5/32H02P17/00
    • H02P27/00H02K47/20H02M5/32H02P17/00H02P23/0086
    • An electrical gear (1) is disclosed, configured for supply of electrical drive power to a machinery (2) to be rotated at high speed, such as a subsea motor /pump or a subsea motor/ compressor assembly, the electrical gear comprising a high input voltage AC-motor (4) having a low pole number, the AC-motor drivingly connected to a medium output voltage AC-generator (90) having inverted design, wherein in the AC-generator the field windings are supported on a rotor (92) which is journalled for rotation inside an outer stator (91) carrying a high number of magnet poles, the AC- motor is configured to run on high voltage alternating current at a first frequency, and the AC-generator is configured to deliver medium voltage alternating current at a second frequency, higher than said first frequency, to an AC-motor to be energized (3; 30) having a low pole number. A method of operating a subsea machinery at high rotational speed in accordance herewith is likewise disclosed.
    • 公开了一种电气齿轮(1),其被配置为向机器(2)提供电力驱动力以高速旋转,例如海底马达/泵或海底马达/压缩机组件,电动齿轮包括高 具有低极数的输入电压AC电动机(4),所述AC电动机驱动地连接到具有倒置设计的中等输出电压AC发电机(90),其中在所述AC发电机中,所述励磁绕组被支撑在转子 92),其承载在承载大量磁极的外定子(91)内旋转,所述AC电动机被配置为以第一频率在高压交流电上运行,并且所述AC发生器被配置为传送介质 高于所述第一频率的第二频率的电压交流电流提供给具有低极数的要被激励的交流电动机(3; 30)。 同样公开了按照本发明的以高转速操作海底机械的方法。