发布时间:2025-01-24 09:39:10
大轴接地用的,因为大轴在运行中会由于定子磁场不平衡而感应电荷,如果不将大轴接地,那么这部分电荷只能通过轴承流入大地,称为轴电流;轴电流会在轴瓦和轴的接触面产生类似电焊般的烧蚀,如果轴承被烧的坑坑洼洼,那后果你能想象吧。所以一定要将大轴接地,以防产生轴电流。
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