Exciting Current in Transformer | Inrush Current in Transformer
A practical transformer is not ideal and will require current into the primary winding to establish the flux … Read More
Transformer
Buck-Boost Transformer Working Principle
A buck-boost transformer is a type of transformer which is primarily used to adjust the voltage level applied … Read More
Three Phase Transformer Construction
A transformer consists of two or more electrical windings that are linked together by a magnetic field. Except … Read More
Autotransformer: Working, Advantages, Disadvantages
Autotransformer Definition The autotransformer has a single winding on an iron core. One of the coil terminals is … Read More
Three Phase Transformer Connections Phasor Diagrams
Three Phase Transformer Connections A three-phase transformer is built for a specific connection and voltage transformation and the … Read More
Transformer Nameplate Details Explained
The article provides guidance on interpreting transformer nameplates, detailing essential information such as kVA rating, voltage ratings, frequency, … Read More
Transformer Polarity Test
Transformer windings are marked to identify terminals with the same polarity. Polarity marks may either be dots or … Read More
Transformer Losses and Efficiency Calculation
Transformer Efficiency Definition The efficiency of the transformer is defined as the ratio of the power output Poutput … Read More
Determination of Transformer Equivalent Circuit Parameters
In order for a model to be useful, there must be a way to determine the values of … Read More
Voltage Regulation of Transformer at Unity, Lagging, and Leading Power Factor
The article explores the concept of voltage regulation in transformers, defining it as the change in output voltage … Read More
Equivalent Circuit of Transformer Referred to Primary and Secondary Side
All transformers have winding resistance, a core with finite permeability, leakage flux, and hysteresis and eddy current losses … Read More
Transformer Working Principle | How Transformer Works
Transformer Definition A device consisting of two or more windings coupled by a magnetic core that is used … Read More