電機機械-感應電動機試驗的問題! - 考試
By Erin
at 2015-10-03T11:49
at 2015-10-03T11:49
Table of Contents
[問題] 應考資格、各種國考疑難雜症等,以有正確作法、答案者為主
(不包括書裡的疑問)。若問題如人生規劃、讀書計畫等,無一
定作法、答案者,請用閒聊選項。
http://imgur.com/Hjh9xQw
http://imgur.com/OpCvf7R
我想請問題目說"無載試驗忽略定子壓降"這是什麼意思??
第一份解答直接把RnL=0,並且把XnL=Xm
第二份解答看起來還是有算出RnL與XnL,再去求出Xm
請問哪一種才是正確的?謝謝
--
(不包括書裡的疑問)。若問題如人生規劃、讀書計畫等,無一
定作法、答案者,請用閒聊選項。
http://imgur.com/Hjh9xQw
http://imgur.com/OpCvf7R
我想請問題目說"無載試驗忽略定子壓降"這是什麼意思??
第一份解答直接把RnL=0,並且把XnL=Xm
第二份解答看起來還是有算出RnL與XnL,再去求出Xm
請問哪一種才是正確的?謝謝
--
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