Power Systems

AC Transmission and Distribution Systems

Electrical energy is generated, transmitted and distributed in the form of AC. Since, alternating voltage can be changed in magnitude…

12 months ago

Miniature Circuit Breakers (MCBs)

Miniature circuit breakers (MCBs) are electromechanical devices that protect an electrical circuit from over currents, in other words, MCBs are…

1 year ago

Overhead vs. Underground Power Distribution Systems

A power distribution system is the electrical system between the sub-station fed by the transmission system and the consumer’s meters.…

1 year ago

Advantages of Fluid Power over Electric Power Systems

Generally fluid power systems tend to be insufficient, requiring much more energy input to the fluid than what is extracted…

1 year ago

The Importance of Power Line Communication in Smart Grid Operation

Power line communication (PLC) (i.e. the sending of data over the existing power cables) plays an important role in smart…

1 year ago

Transformer Substations in an Electric Power Supply System

The greater part of the substations in the power systems are focused on changing of the voltage level of the…

1 year ago

Features and Classification of Substations

A substation can be defined as an assembly of apparatus used to change some characteristics like voltage, AC, DC, frequency,…

1 year ago

How to calculate the Power Factor Correction

Let us consider an inductive load taking a lagging current I at a power factor cosΦ1. For us to improve…

1 year ago

Power System Protection

Electrical equipment has to be designed and constructed in such a way as to withstand the foreseeable loading during its…

2 years ago

How does diesel engine generate electricity?

What is power plant? A power plant is a facility that converts the energy of fuels into electricity. The term…

2 years ago