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电子、通信与自动控制技术 自激 The iced conductors generate self-excitation vibration in the wind. 覆冰导线在风力作用下产生自激振动,当产生气动力负阻尼时易产生低频大振幅的振动,即驰振。 自励磁 The research has been made on self-excitation phenomena possible for no-load generator with a long line when hydroelectric generating units operate in the isolated network mode. 对水电机组孤网运行方式下,发电机带空载长线路可能出现的自励磁现象进行了研究。
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