3、并联 a a b 1b a u1 a b u1b 2b
3、并联 Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b + u2 + u1 i1 i2 • • • •
la u 1b 2b G11G2 L2 u1b 21 z2 b 2b Glla Gauld Gub Gi2blu1b L2 l2a 126 G2la G22aJu2d LG216 G 22b八2b Glla gi2a 11b 12b ZI 21b z2 G11G2 Glla G12aG11b G12b 21 22 G2la G22aLG21b G22b
Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b + u2 + u1 i1 i2 • • • • 2 1 u u 21 22 11 12 G G G G = 2 1 i i 2 1 i i = a a i i 2 1 + b b i i 2 1 a a u u 2 1 a a a a G G G G 21 22 11 12 = + b b u u 2 1 b b b b G G G G 21 22 11 12 a a a a G G G G 21 22 11 12 = + 2 1 u u b b b b G G G G 21 22 11 12 a a a a G G G G 21 22 11 12 = + b b b b G G G G 21 22 11 12 21 22 11 12 G G G G
4、混联 a a b 1b a u1 a b u1b 2b
4、混联 Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b + u2 + u1 i1 i2 • •
la 1b 2b uI HI H12 ii u1b H2l H z2 b 2b uI ula u1b H1aH1ai1a)「H1bH2i1b 2 l2 a 126 H2la H22aJu2d 21b H22blu2b Hila hi H1lb H12b LI H2la h22a H21b H z2 H1H12 Hila h12aH1lb H12b H21H22 h2la h22aH21b H22
Na + i1a + i2a u2a u1a Nb + i1b + i2b u1b u2b + u2 + u1 i1 i2 • • • 2 1 u i 21 22 11 12 H H H H = 2 1 i u 2 1 i u = a a i u 2 1 + b b i u 2 1 a a u i 2 1 a a a a H H H H 21 22 11 12 = + b b u i 2 1 b b b b H H H H 21 22 11 12 a a a a H H H H 21 22 11 12 = + 2 1 u i b b b b H H H H 21 22 11 12 a a a a H H H H 21 22 11 12 = + b b b b H H H H 21 22 11 12 21 22 11 12 H H H H
例:
• 例： + i ki 3 1 2 + i ki 3 1 2