天气预报 > 其他 > 消磁线圈是如何消磁的
消磁线圈是如何消磁的
更新时间: 2020-09-22 00:00:00  

消磁线圈可以消磁的工作原理是:带磁的介质能存储数据,或软铁能够带磁性,是因为磁存储设备将磁介质的磁性分子按一定的规律排列或软铁被磁化成极性很强的磁体,而消磁线圈通过的是交变电流,所产生的磁场也是交变磁场,而交变的磁场会将按规律排列的磁分子打乱,这样也就造成磁介质的数据丢失或软铁的强极性变成无极性,从而达到消磁目的。

关键词: 线圈 如何

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