What is an Electrical Drive? Types, Advantages, Disadvantages
What is an Electrical Drive? An electrical drive is a type of system used to control the motion of an electrical machine. In simple terms,
Machines
Top 25 Important Transformer Interview Questions
1). What is a Transformer? A transformer is a static electrical device that transfers electrical energy from one circuit to another through electromagnetic induction. It operates
DC Generator Equations and Formulas
This article describes the DC generator equations and formulas, including parameters for shunt and series generators, EMF calculations, armature and field current equations, power analysis,
Types of Losses in a Transformer
Iron Loss, Hysteresis Loss, Eddy Current Loss, Copper Loss, Stray Loss, and Dielectric Loss are the types of losses in a transformer. Transformers play a
What is a DC Machine? Definition, Basic structure, Construction & Equivalent circuit
A DC machine is an electromechanical device that operates either as a motor or a generator, converting mechanical energy into direct current (DC) electrical energy
Why an Induction Motor is Called a Rotating Transformer?
Induction motors are often described as “rotating transformers” due to their fundamental similarities in their operating principles and energy transfer. To understand this analogy, let’s
Open Circuit and Short Circuit Test of Transformer
Open-circuit and Short-Circuit Tests of transformers are carried out to assess core losses, magnetizing current, impedance, and copper losses. These tests provide essential insights into
AC Motor: Definition, Working, Parts, Types, Applications
An AC motor is an electrical machine that transforms alternating current into mechanical rotation. AC motors, also known as alternating current motors, are widely used
K Factor of Transformers: Significance, Rating Calculation, and Formula
The k-factor of the transformer is a weighting of the harmonic load currents based on their effects on transformer heating, derived from ANSI/IEEE C57.110. Transformers
Turn Ratio & Voltage Transformation Ratio of Transformer
This article describes two important transformer ratios: turn ratio and voltage transformation ratio. Transformers are fundamental components in electrical engineering, playing a crucial role in