电路原理_skja_12

电路原理_skja_12

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电 电 电 电 电 电 电 电 电 电 电 电 电 电 电 电 电电电电电电电电电电 电电电电电电电电电电 电电电电 电电电电 电电电电 电电电电
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电电电电 电电电电电电电电电电电电电 ( 电电电 ) 电电电电电电电电电电电电电电电电电电电电电电电电电电 ( 电电电 ) 电电电电 电电电电 (Superposition Theorem) 电电电电 (Superposition Theorem) 电电电电电电电电电电电电电电电电电电电 电电电 电电电 u s =0) 电电 电电电 ( i s =0) 电电
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i b1 i a1 R 2 R 3 R 1 + u s1 i 11 i b2 i a2 R 2 + R 3 R 1 u s2 i 12 i b3 i a3 R 2 R 3 + R 1 u s3 i 13 电电电电电电 i b i a R 2 + R 3 + R 1 + u s1 u s2 u s3 i 1 i 1 = i 11 + i 12 + i 13 电电
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i b i a R 2 + R 3 + R 1 + u s1 u s2 u s3 i 1 电电 R 11 = R 1 + R 2 R 12 = R 21 = - R 2 R 22 = R 2 + R 3 u s11 = u s1 - u s2 u s22 = u s2 - u s3 Δ Δ s s a 22 s 12 11 s 22 22 21 12 11 22 22 12 11 u R u R R R R R R u R u i - + = = 21 12 22 11 22 21 12 11 R R R R R R R R - = = Δ 3 s 12 2 s 22 12 1 s 22 u R u R R u R Δ Δ Δ + + - = u s1 - u s2 u s2 - u s3 R 11 i a + R 12 i b = u s11 R 21 i a + R 22 i b = u s22 电电电电
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b1 i a1 R 2 R 3 R 1 + u s1 i 11 i b2 i a2 R 2 + R 3 R 1 u s2 i 12 i b3 i a3 R 2 R 3 + R 1 u s3 i 13 R 11 i a1 + R 12 i b1 = u s1 R 21 i a1 + R 22 i b1 =0 R 11 i a2 + R 12 i b2 =- u s2 R 21 i a2 + R 22 i b2 = u s2 R 11 i a3 + R 12 i b3 =0 R 21 i a3 + R 22 i b3 =- u s3 Δ 1 s 22 22 21 12 11 22 12 1 s 1 a 0 u R R R R R R R u i = = Δ Δ Δ s s 2 s 22 12 2 s 12 2 s 22 22 21
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This note was uploaded on 11/22/2011 for the course EE Ele taught by Professor Cheng during the Fall '10 term at Tsinghua University.

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电路原理_skja_12

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