Open Delta (V-V) Connection of Transformers
Open Delta Connection is a method of transformer connection used to transform three-phase power using two single-phase transformers. In this article, you will learn how this connection is done and …
Power System
How to Rescue a Person from Electric Shock?
If a person receives an electric shock, it is the utmost duty of the observer to rescue the person. The first step is to disconnect the person immediately from the …
What is Switching Station? | Working and Layout
What is a switching station? A switching station is a substation that does not contain power transformers and therefore does not change system voltage from one level to another. Switching …
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Electrical Engineering Basics: The Ultimate Guide
This is the complete guide to learn electrical engineering basics in 2019. The study of electrical engineering involves the analysis of the energy transfer from one form to another or …
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Substation Bus Configuration / Scheme: The Definitive Guide
In this article, you will learn different types of substation bus configuration and their application. The equipment and buses installed in the substation switchyard are arranged and connected in specific …
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Amplidyne – Working and Application
An amplidyne is an electromechanical amplifier with the characteristics of a rotating machine. It was invented prior to the second world war by Ernst Alexanderson. An amplidyne is a special-purpose …
How to Test Percentage Impedance of Transformer?
This article covers transformer impedance testing, one of the acceptances tests for new transformers, and a method for routine testing. The results of this test should compare directly to the …
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Electrical Substation: Equipment, Types, Components & Functions
An electrical substation is an installation with electrical equipment capable of interrupting or establishing electrical circuits and changing the voltage, frequency, or other characteristics of the electrical energy flowing in …
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Transformer Bushing Types : RIP Bushing vs OIP Bushing
Transformer bushing types are categorized based on their material, manufacturing, and design mainly into the following types: OIP (Oil-Impregnated Paper) Bushing RIP (Resin Impregnated Paper) Bushing RIS (Resin Impregnated Synthetic) …
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