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電機維修的基本概念

文章來源:admin 更新時間:2014-10-20

  電機是指依據電磁感應定律實現電能的轉換或傳遞的一種電磁裝置。電機(俗稱馬達),在電路中用字母"M"(舊標準用"D")表示。它的主要作用是產生驅動轉矩,作為用電器械或各種機械的動力源。

  1、按工作電源分類 根據電動機工作電源的不同,可分為直流電動機和交流電動機。其中交流電動機還分為單相電動機和三相電動機。

  2、按結構及工作原理分類 根據電動機按結構及工作原理的不同,可分為直流電動機,異步電動機和同步電動機。
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