Ptt 大爆卦 | ac dc差異 - 前往 https://www.facebook.com/132949733450204/posts/%E5%82%B3%E7%B5%B1%E5%86%B7%E6%B0%A3-vs-ac%E8%AE%8A%E9%A0%BB%E5%86%B7%E6%B0%A3-vs-dc%E7%9B%B4%E6%B5%81%E8%AE%8A%E9%A0%BB%E9%80%99%E7%AF%87%E5%AF%AB%E7%9A%84%E8%A0%BB%E8%A9%B3%E7%B4%B0%E7%9A%841ac%E8%AE%8A%E9%A0%BB-dc%E8%AE%8A%E9%A0%BB%E9%83%BD%E6%98%AF%E6%8E%A1pwmpulse-width-modulation%E7%9B%AE%E5%89%8D%E7%94%A8%E5%9C%A8%E5%B7%A5%E6%8E%A7%E8%AE%8A%E9%A0%BB%E5%99%A8%E7%9B%B8/1428470613898103/?locale=zh_TW

你即將離開本站

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PLC - 傳統冷氣vs (ac)變頻冷氣vs (dc)直流變頻. 這篇寫的蠻 ...

AC變頻DC變頻，都是採PWM(Pulse Width Modulation) 目前用在工控變頻器相當得多。 . 2.省電的差別在於馬達(AC/DC)的效率! . 這篇算是找到比較詳細的資料。

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