Electrical Engineering Guides

Basic Knowledge

What is Drift Velocity ?

What is Drift Velocity ? Drift Velocity Definition Drift velocity is defined as the net velocity of free electrons moving randomly in a conductor due to an electric field. Drift velocity is defined as the net velocity of free electrons moving randomly in a conductor due to an electric field. These e

By Encyclopedia 09/03, 2024
Basic Knowledge

What is Electromagnetic Interference ?

What is Electromagnetic Interference ? Definition of Electromagnetic Interference Electromagnetic interference (EMI) is defined as a disturbance affecting an electrical circuit due to electromagnetic induction or radiation. Electromagnetic interference (EMI) is defined as a disruption in an electric

By Encyclopedia 09/02, 2024
Basic Knowledge

Skin Effect in Transmission Lines

Skin Effect Defined Skin effect in transmission lines is the phenomenon where AC current concentrates near the conductor’s surface, increasing its effective resistance. Skin effect is defined as the tendency of an AC current to distribute unevenly over the cross-section of a conductor, such that the

By Encyclopedia 08/31, 2024
Basic Knowledge

Frequency of Power Systems

Power System Frequency Definition Power system frequency is the rate of change of the phase angle of AC voltage or current, measured in hertz (Hz). Historical Influence The choice of 50 Hz in India and 60 Hz in other regions is based on historical and economic factors, not technical reasons. Advanta

By Encyclopedia 08/31, 2024
Basic Knowledge

What is Arc Interruption Theory?

What is Arc Interruption Theory? Arc Interruption Theory Definition Arc interruption theory is defined as the process of stopping electrical arcs that occur when circuit contacts open. Methods of Arc Interruption There are two main methods: the high resistance method, which increases resistance to z

By Encyclopedia 08/31, 2024
Basic Knowledge

What is the Ferranti Effect?

What is the Ferranti Effect? Ferranti Effect Definition The Ferranti effect is defined as the increase in voltage at the receiving end of a long transmission line compared to the sending end. This effect is more noticeable when the load is very small or there is no load (open circuit). It can be des

By Encyclopedia 08/31, 2024
Basic Knowledge

What are ABCD Parameters ?

What are ABCD Parameters ? ABCD Parameters Definition ABCD parameters are used to model transmission lines in a two-port network, linking input and output voltages and currents. ABCD parameters (also known as chain or transmission line parameters) are generalized circuit constants used to help model

By Encyclopedia 08/31, 2024
Basic Knowledge

What is Admittance?

What is Admittance? Admittance Defined Admittance measures how easily current flows through a circuit and is measured in siemens. Impedance Relation Admittance is the inverse of impedance, demonstrating opposite functionality in allowing current flow. Admittance is also a complex number as impedance

By Encyclopedia 08/31, 2024
Basic Knowledge

What is Electrical Power System?

What is Electrical Power System? Power System Definition An electric power system is a network designed to efficiently generate, transmit, and distribute electricity to consumers. An electric power system is defined as a network of electrical components used to supply, transfer, and consume electric

By Encyclopedia 08/30, 2024
Basic Knowledge

What is Distortion?

What is Distortion? Distortion definition Distortion refers to changes in the signal during transmission, processing or storage that are inconsistent with the original signal. Distortion classification Linear distortion Amplitude distortion: The amplitude ratio of different frequency components in t

By Encyclopedia 08/26, 2024
Basic Knowledge

What is Short Circuit Protection?

What is Short Circuit Protection? Short circuit protection definition Short circuit protection is an important safety measure to prevent damage or fire caused by short circuit in the circuit. Short circuit protection is usually achieved through protective devices in the circuit that are able to quic

By Encyclopedia 08/24, 2024
Basic Knowledge

What is PWM?

What is PWM? PWM pulse width modulation definition PWM pulse width modulation (PWM) is a method to digitally encode analog signal levels. By modulating the width of a series of pulses, the desired analog signal is obtained equivalent. Working principle The basic principle of PWM technology is to use

By Encyclopedia 08/23, 2024

Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

All

What is Drift Velocity ?

What is Electromagnetic Interference ?

Skin Effect in Transmission Lines

Frequency of Power Systems

What is Arc Interruption Theory?

What is the Ferranti Effect?

What are ABCD Parameters ?

What is Admittance?

What is Electrical Power System?

What is Distortion?

What is Short Circuit Protection?

What is PWM?

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