[理工] [控制]-穩定度
0.5 1 0
x(k+1)= [ ]x(k)+ [ ]u(k)
0 -0.5 1
y=[1 0]x(k)
請問這題的穩定度該怎麼看?
我用測試方法二下去看
相異特徵值對應到0和1
0不可控
所以是不穩定
再用C(sI-A)B 下去看
2
分母是 s - 0.25
特性方程式缺項又變號
所以是不穩定
但這題答案是穩定...= =
請問怎麼看的呀 囧.....
感謝..
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 125.230.127.145
→
02/10 10:53, , 1F
02/10 10:53, 1F
→
02/10 10:54, , 2F
02/10 10:54, 2F
→
02/10 10:55, , 3F
02/10 10:55, 3F
推
02/10 10:58, , 4F
02/10 10:58, 4F
→
02/10 10:58, , 5F
02/10 10:58, 5F
推
02/10 11:00, , 6F
02/10 11:00, 6F
推
02/10 11:01, , 7F
02/10 11:01, 7F
→
02/10 11:01, , 8F
02/10 11:01, 8F
→
02/10 11:01, , 9F
02/10 11:01, 9F
→
02/10 11:02, , 10F
02/10 11:02, 10F
→
02/10 11:04, , 11F
02/10 11:04, 11F
→
02/10 11:04, , 12F
02/10 11:04, 12F
→
02/10 11:04, , 13F
02/10 11:04, 13F
→
02/10 11:05, , 14F
02/10 11:05, 14F
→
02/10 11:05, , 15F
02/10 11:05, 15F
推
02/10 11:06, , 16F
02/10 11:06, 16F
→
02/10 11:08, , 17F
02/10 11:08, 17F
→
02/10 11:08, , 18F
02/10 11:08, 18F
→
02/10 11:08, , 19F
02/10 11:08, 19F
推
02/10 11:10, , 20F
02/10 11:10, 20F
→
02/10 11:11, , 21F
02/10 11:11, 21F
→
02/10 11:56, , 22F
02/10 11:56, 22F
→
02/10 12:09, , 23F
02/10 12:09, 23F
→
02/10 12:12, , 24F
02/10 12:12, 24F
→
02/10 15:15, , 25F
02/10 15:15, 25F
推
02/10 15:15, , 26F
02/10 15:15, 26F
→
02/10 15:18, , 27F
02/10 15:18, 27F
討論串 (同標題文章)