[閒聊] 電機甲 專B
小弟寫的答案跟大家對看看
一.
(一)pf=0.6 lagging
(二)84.35uF
(三)減少25%
二.
不知道怎下筆
三.
(一)Pe=1.8sinψ
(二) 臨界角84.78度 清除時間0.2726秒
四.
(一) 57.132+j342.792Ω
(二)4.49%
(三) -2.65%
(四) 96.21%
五.
(一) (1)角度8.295度 (2)13.47% (3) 257.1 N-m
(二) 104.67rad/s 不太懂題目意思
六.
(一) R1= 0.2417 R2=0.1102 X1=X2=j0.8162 Xm=j12.36
(二)Pag=7940w
這次跟往常不太一樣,出了六題
每一題都問都比較詳細,寫完答案就接近交卷時間
沒啥機會檢查,跟大家對看看
ps.英文好難噴了16題...希望能過門檻= =
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◆ From: 118.167.64.37
推
11/17 20:45, , 1F
11/17 20:45, 1F
→
11/17 20:45, , 2F
11/17 20:45, 2F
→
11/17 20:47, , 3F
11/17 20:47, 3F
推
11/17 20:48, , 4F
11/17 20:48, 4F
→
11/17 20:49, , 5F
11/17 20:49, 5F
→
11/17 20:50, , 6F
11/17 20:50, 6F
→
11/17 20:51, , 7F
11/17 20:51, 7F
推
11/17 20:51, , 8F
11/17 20:51, 8F
→
11/17 20:52, , 9F
11/17 20:52, 9F
推
11/17 20:53, , 10F
11/17 20:53, 10F
→
11/17 21:04, , 11F
11/17 21:04, 11F
推
11/17 21:06, , 12F
11/17 21:06, 12F
→
11/17 21:06, , 13F
11/17 21:06, 13F
推
11/17 23:05, , 14F
11/17 23:05, 14F
推
11/18 08:50, , 15F
11/18 08:50, 15F
→
11/18 08:52, , 16F
11/18 08:52, 16F
第二小題 用阻抗值計算的話 要把Δ 化成Y 單相分析
V1,Φ= V2/√3 +i*ZY
推
11/18 08:55, , 17F
11/18 08:55, 17F
→
11/18 08:55, , 18F
11/18 08:55, 18F
→
11/18 08:56, , 19F
11/18 08:56, 19F
推
11/18 08:56, , 20F
11/18 08:56, 20F
推
11/18 08:58, , 21F
11/18 08:58, 21F
推
11/18 09:01, , 22F
11/18 09:01, 22F
→
11/18 09:01, , 23F
11/18 09:01, 23F
推
11/18 09:04, , 24F
11/18 09:04, 24F
→
11/18 09:04, , 25F
11/18 09:04, 25F
※ 編輯: luckyboy30 來自: 118.167.67.86 (11/18 09:08)
推
11/18 09:07, , 26F
11/18 09:07, 26F
→
11/18 09:07, , 27F
11/18 09:07, 27F
推
11/18 09:09, , 28F
11/18 09:09, 28F
※ 編輯: luckyboy30 來自: 118.167.67.86 (11/18 09:09)
→
11/18 09:09, , 29F
11/18 09:09, 29F
推
11/18 09:17, , 30F
11/18 09:17, 30F
→
11/18 09:17, , 31F
11/18 09:17, 31F
推
11/18 09:22, , 32F
11/18 09:22, 32F
→
11/18 09:23, , 33F
11/18 09:23, 33F
推
11/18 09:25, , 34F
11/18 09:25, 34F
推
11/18 09:42, , 35F
11/18 09:42, 35F
→
11/18 09:42, , 36F
11/18 09:42, 36F
還有 26 則推文
→
11/18 12:53, , 63F
11/18 12:53, 63F
→
11/18 12:53, , 64F
11/18 12:53, 64F
推
11/18 13:38, , 65F
11/18 13:38, 65F
→
11/18 13:38, , 66F
11/18 13:38, 66F
剛剛看了一下題目 場電流固定 無載輸出端電壓=480V ,Eg= 480/√3 固定
滿載輸出 Pf:0.8 lagging Ia=50A ,考試就沒想那麼多直接反推回去了@@
※ 編輯: luckyboy30 來自: 118.167.67.86 (11/18 14:09)
推
11/18 14:11, , 67F
11/18 14:11, 67F
→
11/18 14:11, , 68F
11/18 14:11, 68F
推
11/18 14:18, , 69F
11/18 14:18, 69F
推
11/18 14:46, , 70F
11/18 14:46, 70F
→
11/18 14:46, , 71F
11/18 14:46, 71F
推
11/18 14:49, , 72F
11/18 14:49, 72F
→
11/18 14:49, , 73F
11/18 14:49, 73F
推
11/18 22:07, , 74F
11/18 22:07, 74F
推
11/19 01:50, , 75F
11/19 01:50, 75F
推
11/19 08:55, , 76F
11/19 08:55, 76F
→
11/19 08:55, , 77F
11/19 08:55, 77F
→
11/19 08:55, , 78F
11/19 08:55, 78F
推
11/19 08:59, , 79F
11/19 08:59, 79F
推
11/19 09:04, , 80F
11/19 09:04, 80F
→
11/19 09:04, , 81F
11/19 09:04, 81F
→
11/19 09:04, , 82F
11/19 09:04, 82F
→
11/19 09:04, , 83F
11/19 09:04, 83F
推
11/19 09:06, , 84F
11/19 09:06, 84F
推
11/19 09:12, , 85F
11/19 09:12, 85F
推
11/19 09:14, , 86F
11/19 09:14, 86F
→
11/19 09:15, , 87F
11/19 09:15, 87F
推
11/19 09:23, , 88F
11/19 09:23, 88F
推
11/19 09:38, , 89F
11/19 09:38, 89F
→
11/19 09:38, , 90F
11/19 09:38, 90F
→
11/19 09:38, , 91F
11/19 09:38, 91F
推
11/19 09:45, , 92F
11/19 09:45, 92F
→
11/19 09:45, , 93F
11/19 09:45, 93F
→
11/19 09:45, , 94F
11/19 09:45, 94F
推
11/19 09:51, , 95F
11/19 09:51, 95F
→
11/19 09:51, , 96F
11/19 09:51, 96F
推
11/19 12:48, , 97F
11/19 12:48, 97F
推
11/19 12:52, , 98F
11/19 12:52, 98F
推
11/19 12:52, , 99F
11/19 12:52, 99F
→
11/19 12:53, , 100F
11/19 12:53, 100F
→
11/19 12:53, , 101F
11/19 12:53, 101F