September 2008
Beginner
834 pages
37h 13m
English
Content preview from Electric Circuits and Networks
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17.9 KIRCHHOFF'S LAWS IN FUNDAMENTAL CUT-SET FORMULATION
Kirchhoff's Voltage Law and Kirchhoff's Current Law equations for a network were expressed in terms of A matrix in Sect. 17.3 and in terms of Bf matrix in Sect. 17.6. We make use of these representations to arrive at KCL and KVL equations in terms of Qf matrix in this section.
17.9.1 Kirchhoff's Current Law and the Qf Matrix
Equation 17.6-3 gives KCL in terms of A matrix and Bf matrix. This equation is repeated below:
This equation reveals that all branch currents in a network can be expressed in terms of a reduced set of currents ‒ the set of link currents for a chosen tree. We substitute ...
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