ECE 201 Circuit Theory I1 Node-Voltage Method Special Case Voltage source between essential nodes.

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Presentation transcript:

ECE 201 Circuit Theory I1 Node-Voltage Method Special Case Voltage source between essential nodes

ECE 201 Circuit Theory I2 Dependent Source between essential nodes and Independent Source between essential nodes How many essential nodes are there?

ECE 201 Circuit Theory I3 Identify the nodes and the reference Introduce current I between nodes 2 and 3

ECE 201 Circuit Theory I4 Write the Node-Voltage Equations

ECE 201 Circuit Theory I5 The Algebra

ECE 201 Circuit Theory I6 Solving

ECE 201 Circuit Theory I7 Is there an easier way? Introduce a “supernode” Consider nodes 2 and 3 to be one node Sum the currents away from the node

ECE 201 Circuit Theory I8 Write the equations

ECE 201 Circuit Theory I9 Solving

ECE 201 Circuit Theory I10 MultiSim Simulation