Basics 1 min read
Application of Star (Y) to Delta (Δ) or Delta (Δ) to Star (Y) Transformation
Find the value of the voltage source that delivers 2 Amps current through the circuit as shown in fig. Solution: Convert…
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Conversion from Delta (Δ) to Star or Wye (Y)
Between A & C terminals: (1) Between C B & terminals: (2) Between B & A terminals: (3) By combining…
Basics 2 min read
Wye (Y) – Delta (∆) OR Delta (∆)-Wye (Y) Transformations
There are certain circuit configurations that cannot be simplified by series-parallel combination alone. A simple transformation based on mathematical technique…
Basics 2 min read
Examples of Electric Circuit Based on Node Voltage Method
Example;1 Find the current through ‘ab-branch’ ( I ) and voltage (V ) across the current source using Node-voltage method. Solution: Using the…
Basics 3 min read
Solution of Electric Circuit Based on Node Voltage Method
In the node voltage method, we identify all the nodes on the circuit. Choosing one of them as the reference…
Basics 1 min read
Solution of Electric Circuit Based on Mesh (Loop) Current Method
Let us consider a simple dc network as shown in Figure to find the currents through different branches using Mesh…
Basics 3 min read
Single line representation of power system
Trying to represent a practical power system where a lot of interconnections between several generating stations involving a large number…
Basics 6 min read
Transmission of power
The huge amount of power generated in a power station (hundreds of MW) is to be transported over a long…
Basics 6 min read
Thermal, hydel & nuclear power stations
In this section we briefly outline the basics of the three most widely found generating stations – thermal, hydel and…
Basics 5 min read
Generation, Transmission and Distribution of Electric Power
Basic idea of generation Prior to the discovery of Faraday’s Laws of electromagnetic discussion, electrical power was available from batteries…
Basics 4 min read
Wireless Network Energy Management Systems
Installing an energy management system can get really painful, and one of the easiest ways to overcome this problem is…
Basics 4 min read
Calculating the Cost of Electrical Power Consumption
Learn how to calculate the power consumption of your various appliances and equipments and also find out how power rates…