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CN102985323A 给由旋转支承件支撑的装置供应电力 有权 转让

给由旋转支承件支撑的装置供应电力
摘要：
一种装置，其包括固定部件、相对于所述固定部件能够被旋转地驱动的旋转支承件、由所述旋转支承件支撑的电器装置(23)的至少一个物件、以及能够供应电能给所述电器装置的电力供应设备，其特征在于，所述电力供应设备包括具有固定到所述固定部件的定子(8)和由所述旋转支承件支撑的转子(10)的异步电机(30)以及激励设备(24)，所述定子具有包括至少一个开关(21)的电路(20)，该开关(21)能够在所述电路断开的断开状态与在所述电路闭合的闭合状态之间切换，所述转子包括连接到所述电器装置的至少一个线圈，所述激励设备能够提供无功电流给所述定子的所述电路或给所述转子的所述线圈。
摘要（英）：

Apparatus comprising a fixed part, a rotary support able to be rotated with respect to said fixed part, at least one item of electrical equipment (23) carried by said rotary support, and a power supply device able to provide electrical energy to said electrical equipment, characterized in that said power supply device comprises an asynchronous machine (30) comprising a stator (8) fixed to said fixed part and a rotor (10) carried by said rotary support, and an excitation device (24), said stator exhibiting an electrical circuit (20) including at least one switch (21) able to switch between an open state in which said electrical circuit is open and a closed state in which said electrical circuit is closed, said rotor comprising at least one winding linked to said electrical equipment,; said excitation device being able to provide a reactive current to said electrical circuit of the stator or to said winding of the rotor.

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