Analog Communication
Basic block diagram of communication system: Figure 1. Block diagram of Communication System Input transducer: The device that converts a physical signal from source to an electrical, mechanical or electromagnetic…
Vacuum Circuit Breaker
A vacuum circuit breaker is a kind of circuit breaker where the arc quenching takes place in vacuum medium. The operation of switching on and closing of current carrying contacts…
System Earthing
System earthing is primarily required to ensure that the potential of each conductor of the system restricts to its desired value for which the insulation is provided.The system earthing is…
Equipment Earthing
What is Earthing? Equipment earthing is a connection done through a metal link between the body of any electrical appliance, or neutral point, as the case may be, to the…
Dielectric Gases
Dielectric materials are basically basic and pure electrical insulators. By applying a sensible electrical field, the dielectric gases can be polarized. Vacuum, Solids, Liquids and Gases can be a dielectric…
Tariff And Its Types
A certain amount of money rate is charged to the consumer for consumption of electrical energy. This money rate is known as Tariff orthe tariffis the rate at which the…
Faults And Abnormal Conditions
A faultin an electric power system can be defined as, any abnormal condition of the system that involves the electrical failure of the equipment, such as, transformers, generators, busbars, etc.…
Types of Errors
Error is defined as the difference between the true value of a certain quantity and the measured quantity. Errors also have different categories: - GROSS ERROR: - These errors are…
Important Terminologies in Electrical Loads
The variable load problem has introduced the following terms and factors in power plant engineering: (i) Connected load: - It is the sum of continuous ratings of all the equipment’s…
What Is Lightning
An electric discharge between cloud and earth, between clouds or between the charge centers of the same cloud is known as Lightning is a huge spark and takes place when…