电气无级变速双功率流风力发电机组

Electric stepless speed change double power flow wind-power generator group

Abstract

电气无级变速双功率流风力发电机组是可以无级调节发电机的转速,使风力发电机的转速不随风速的变化而改变,实现变风速恒频输出功能的一种装置,该系统的电气无级变速器(2)包含定子(2.1)、外转子(2.2)、内转子(2.3)、以及滑环(2.4);风力机(1)通过输入轴(6)联接内转子(2.3),在输入轴(6)上设有滑环(2.4);在内转子(2.3)的外周设有外转子(2.2),在外转子(2.2)的外周设有定子(2.1);外转子(2.2)通过输出轴(7)与发电机(3)联接;内转子(2.3)上放置多相绕组,经滑环(2.4)和电刷连接到第一功率变换器(5);定子(2.1)上也放置多相绕组,并与第二功率变换器(4)相连;第二功率变换器(4)和第一功率变换器(5)接到同一个直流电源。
The invention relates to an electric stepless speed-variable dual-power wind generator, wherein the electric stepless speed changer (2) comprises a stator (2.1), an outer rotor (2.2), an inner rotor (2.3), and a sliding ring (2.4). The wind turbine (1) via an input axle (6) is connected with the rotor (2.3), the sliding ring (2.4) is mounted on the axle (6), the circumference of the rotor (2.3) is disposed with the rotor (2.2), the circumference of the rotor (2.2) is disposed with the stator (2.1) which via an output axle (7) is connected to a generator (3), the rotor (2.3) is disposed with a multi-phase winding to connect a first power converter (5) via the sliding ring (2.4) and an electric brush, the stator (2.1) is arranged with a multi-phase winding and connected with a second power converter (4), the first and second power converters (4, 5) are connected with one direct-current power.

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Cited By (19)

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