Basic circuit theory. Front Cover. Charles A. Desoer, Ernest S. Kuh. McGraw-Hill, – Technology & Engineering – pages. Basic Circuit Theory. • I • I. Charles A. Desoer • and. Ernest S. Kuh. Department of Electrical Engineering and Computer Sciences University of California. Basic Circuit Theory by Ernest S. Kuh, Charles A. Desoer from Only Genuine Products. 30 Day Replacement Guarantee. Free Shipping. Cash On.
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We shall start with the impedance matrix characterization.
In the past decade, the engineering of large sophisticated systems has made great strides, with concomitant advances in communications and control.
For example, consider the graph of Fig.
Basic Circuit Theory
The following Appendix C Differential Equations example will show how a nice-looking equation may have several solutions satisfying the same initial condition.
Indicate all the fundamental loops and the fundamental cut sets. It should be mentioned that the minimum property presented here is an elementary example of many of the minimum principles in physics and engineering. Proof Consider a linear network made of passive resistors driven by independent voltage sources. The coefficients K1K 2and K 3 in Eq. In some cases we find it more convenient to use voltage sources than current sources.
Let us calculate the open-circuit impedance matrix of the two-port shown in Fig. It is important to realize the physical consequence of the bilateral property.
charlfs We first introduce the standard coupled elements-transformers, coupled inductors, and controlled sources. Let us review briefly the derivation. This fact is symbolized by 2. Note that in the simple example of 3. Second, a nonlinear resistor can often be modeled approximately by using a linear resistor if the range of operation is sufficiently small.
As far as the relative advantages of cut-set analysis and loop analysis, the conclusion is the same as that between mesh analysis charless node analysis. The branch equations are written in matrix form as follows: The port concept is very important in circuit theory.
We now know that the Laplace transform F s of a given time function j t is uniquely defined charlez the defining integral. In order to calculate the coefficients K 11K 12, For the sake of variety we use node equations in the development; of course, we could just as well use loop equations. Let v2 be the voltage corresponding to the current ki 2where k is a constant. Note however that Et is finite; desoet, for each instant of timet, the number Et is finite.
For the capacitor, we obtain du C dt Step 4. Two such descriptions are possible for a two-port.
Basic Circuit Theory – Charles A. Desoer – Google Books
The main use of the transmission matrix is in dealing with a cascade connection of two-ports, as shown in Dfsoer. To express VR 4 in terms of the chosen variables, we must solve the circuit shown in Fig.
Write, by inspection, the fundamental cut-set matrix which corresponds to the same tree. When a set of several ordinary nonlinear, differential equations can be solved charls a computer in a few seconds, the absence of closed-form solutions to nonlinear circuit problems is no longer an obstacle. Dual circuit and current gain 9.
Charles a. Desoer, Ernest S. Kuh-Basic Circuit Theory(1969)
Further discussion on this comment will be given later. We would like to consider now more carefully the problem of solving nonlinear resistive networks. It should be stressed that this imposes no restriction on the important circuit-theoretic conclusions of Sec. Part Ill Chapters 13 to 17 develops the main results of circuit theory.
We need only concern ourselves with rational functions that are positive real. We shall call the circuit we are considering a two-terminal circuit since, from our point of view, we are only interested in the voltage and the current at the two terminals and the power transfer that occurs at these terminals.