Let us consider the Link Loop analysis method, using a tree structure. For example, we take a tree of the graph and arbitrary link.…

# Category: Year 2

## Circuit fundamentals: Equivalent voltage and current sources

Equivalent voltage and current sources are equivalent - if you are replacing one with another the rest of the circuit response is the same.…

## Circuit fundamentals: Two-node scheme transformations

Let us consider the circuit in Figure 27a. Converting voltage sources to the current sources we achieve the scheme in Figure 27b. All the…

## Circuit fundamentals: Sources shift in an electric circuit

Calculation of the electric circuit can be simplified by moving voltage and current sources. How to move them along the circuit is described here.…

## Circuit fundamentals: Thevenin’s and Norton’s Theorems

Now we will study theorems which help to determine parameters of only a part of an electric circuit, for example current, voltage and power…

## Circuit fundamentals: Quiz

Problem 1. Find equivalent resistance Req for the network of resistances in Figure 30. Problem 2. Find equivalent resistance Req for the network of resistances…

## Electromechanics: Rotating Machines

An example of a rotating machine is depicted in Figure 1. It consists of a stator, rotor and the air gap between them. Also…