作者查詢 / pikachu2005
作者 pikachu2005 在 PTT [ Electronics ] 看板的留言(推文), 共228則
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21F推: 買個開關乖乖關掉吧06/10 10:29
23F推: 圖中插錯了,另外保險絲檢查一下,這台我已經用10年03/22 15:04
24F→: 了,便宜又好用03/22 15:04
17F推: BLDC簡單的6步方波+pwm就可以動,要自己兜電路也可以10/13 21:10
18F→: ,不過這類控制器或晶片市面上已經相當成熟,直接用10/13 21:10
19F→: 現成方便又快速。10/13 21:10
15F推: 熱風槍先把板子升溫後,烙鐵就好拆,16層板power接點10/13 20:54
16F→: 元件,也是輕輕鬆鬆拆除。10/13 20:54
22F推: 製板04/29 01:10
5F推: 從照片這顏色看以來凶多吉少,PAD可能掉了03/18 00:21
6F→: 看起來應該是可以硬幹用OK線黏回去,但這考驗功力03/18 00:24
7F推: 紙+109/03 10:17
22F推: 幫RD QQ07/10 00:20
6F推: 最簡單的方式就裝編碼器,另外一種就是sensorless方06/19 00:02
7F→: 式,將馬達UVW訊號處理成可用訊號(轉子旋轉位置)06/19 00:02
8F→: 但這個就比較麻煩,至於轉速誤差用常見的PI控制應該06/19 00:02
9F→: 就可以達成。06/19 00:02
14F推: 我也覺得用手動吸錫器會比較好用,錫爐跟熱風槍如果04/29 04:49
15F→: 不常用的話,板子有可能會有起泡的風險04/29 04:49