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Transformer

Special Transformers and Applications

Instrument Transformers It is unsafe to connect instruments and allied equipment to high voltage and current circuits, so … Read More

Parallel Operation of Transformers

Transformer Compatibility When connecting three-phase transformers in parallel, the two transformers should have the same transformation ratio, phase … Read More

Understanding Transformer Polarity

It is sometimes necessary to operate two or more transformers in parallel and to do so, not only … Read More

Tap Changing Transformer in Power System

With long-distance transmission lines the characteristics of the line affect the voltage at the delivery end of the … Read More

Transformer Losses and Efficiency

Iron Losses Eddy Currents The magnetic core of a transformer consists of many laminations of a high-grade silicon … Read More

Transformer Operating Principle

The primary and secondary windings and the magnetic core of the transformer are all stationary with respect to … Read More

Transformation Ratio of Transformer

This article covers various transformation ratios of a transformer such as voltage (turns) ratio, current ratio, and impedance … Read More

Three Phase Transformer Connections

In this section, we’ll review the operating characteristics of basic delta-delta, wye-wye, delta-wye and wye-delta connections of the … Read More

Ideal Transformer | Theory | Equations | Example Problems

In all transformers, single phase or three phase, the primary winding gets energy from the mains and the secondary … Read More

Single-Phase Transformer | Construction | Theory

In the same way that single-phase AC and three-phase AC are different, although both are alternating current electricity, … Read More

Power Transformer Differential Protection

A power transformer’s main task is to transform an electrical power from one voltage level to the other … Read More

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

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  • Basics
    • Basic Electrical
    • Batteries
    • Circuits with Matlab
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    • Elementary Physics II
  • Electrical Concepts
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    • PLC
  • Control
    • Control Systems
    • Control with Matlab
    • Motor Control
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    • Transformer
  • Articles
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    • Tech