《电子电路大全(PDF格式)》第29章


11 44 88 nn11 11 nn22 nn33 44 nn44 ss1133 s4 
s4 
ss44 
…G u G +G +G u …G u u = 
…G u +(G +G +G ) u …G u +0 u = 0 
……GG uu +(GG ++GG ++GG ) uu ……GG uu +0 uu == 0 
++(( )) ++00 00 
1 n1 1 2 5 n2 2 n3 n4 
1 n1 1 2 5 n2 2 n3 n4 
11 nn11 11 22 55 nn22 22 nn33 nn44 
u …G u G +G +G u …G u =i G u 
0 u …G u +(G +G +G ) u …G u =i G u 
0 uu ……GG uu +(GG ++GG ++GG ) uu ……GG uu ==ii GG uu 
00 ++(( )) …
n1 2 n2 2 3 6 n3 3 n4 s13 3 s3 
n1 2 n2 2 3 6 n3 3 n4 s13 3 s3 
nn11 22 nn22 22 33 66 nn33 33 nn44 ss1133 33 ss33 
…G u u …G u G +Gu+G= …i +G u +G u 
…G u +0 u …G u +(G +Gu+G= ) …i +G u +G u 
……GG uu +0 uu ……GG uu +(GG ++GGuu++GG== ) ……ii ++GG uu ++GG uu 
++00 ++(( )) 
4 n1 n2 3 n3 3 4n4 7 s4 3 s3 7 s7 
4 n1 n2 3 n3 3 4n4 7 s4 3 s3 7 s7 
44 nn11 nn22 33 nn33 33 44nn44 77 ss44 33 ss33 77 ss77 
…………………………………………………………Page 124……………………………………………………………
电路中含有理想(无伴)电压源的处理方法 
1 2 
1 2 
11 22 
G 
2 
i 
i s2 
i 
ii 
G 
1 
G 
3 
u 
s1 
i 
i 
; 
; 
设理想(无伴)电压源支路的电流为 ii 
;; 
电路的结点电压方程为 
G +G u G u = i 
(G +G ) u …G u = i 
(GG ++GG ) uu …GG uu == ii 
(( )) …
1 2 n1 2 n2 
1 2 n1 2 n2 
11 22 nn11 22 nn22 
G u G +G u = i 
…G u +(G +G ) u = i 
…GG uu +(GG ++GG ) uu == ii 
… ++(( )) 
2 n1 2 3 n2 s2 
2 n1 2 3 n2 s2 
22 nn11 22 33 nn22 ss22 
u =u 
u =u 
补充的约束方程 uu ==uu 
n1 s1 
n1 s1 
nn11 ss11 
…………………………………………………………Page 125……………………………………………………………
电路中含有受控源的处理方法 
R 
2 
1 0 
1 0 
11 00 
u 
i 2 gu2 
s1 
R 
R 3 
1 
2 
2 
22 
G +G u G u = i 
(G +G ) u …G u = i 
(GG ++GG ) uu …GG uu == ii 
(( )) …
1 2 n1 1 n2 s1 
1 2 n1 1 n2 s1 
11 22 nn11 11 nn22 ss11 
G u G +G u = …gu –i 
…G u +(G +G ) u = …gu –i 
…GG uu +(GG ++GG ) uu == ……gguu ––ii 
… ++(( )) 
1 n1
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