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Author Archive for: Jignesh Parmar

Jignesh Parmar

Website: http://www.electricalnotes.wordpress.com

74 awesome technical articles.

jiguparmar

Jignesh Parmar has completed M.Tech (Power System Control) ,B.E(Electrical). He is member of Institution of Engineers (MIE),India. Membership No:M-1473586.He has more than 13 years experience in Transmission -Distribution-Electrical Energy theft detection-Electrical Maintenance-Electrical Projects (Planning-Designing-Technical Review-coordination -Execution). He is Presently associate with one of the leading business group as a Deputy Manager at Ahmedabad,India. He has published numbers of Technical Articles in "Electrical Mirror", "Electrical India", "Lighting India", "Industrial Electrix"(Australian Power Publications) Magazines. He is Freelancer Programmer of Advance Excel and design useful Excel base Electrical Programs as per IS, NEC, IEC,IEEE codes. He is Technical Blogger and Familiar with English, Hindi, Gujarati, French languages. He wants to Share his experience & Knowledge and help technical enthusiasts to find suitable solutions and updating themselves on various Engineering Topics.

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Autotransformer Connection Explained

An Ordinary Transformer consists of two windings called primary winding and secondary winding. These two windings are magnetically coupled and electrically isolated. But the transformer in which a part of… Read more

Jul 02, 2012 | jiguparmar

High efficiency autotransformer with 6%, 4%, 2% tap settings

ZigZag Transformer Connection Overview

The zigzag connection of tranformer is also called the interconnected star connection.  This connection has some of the features of the Y and the ∆ connections, combining the advantages of… Read more

Jun 15, 2012 | jiguparmar

Zigzag Grounding Transformer

Understanding Vector Group of Transformer (2)

Continued from first part Understanding Vector Group of Transformer (part 1) Vector Groups are the IEC method of categorizing the primary and secondary winding configurations of 3-phase transformers. Windings can… Read more

Jun 04, 2012 | jiguparmar

220kV Class 110kV Class Single Phase Traction Transformer

Transformer Connection Star-Star

The windings of three phase transformers may be connected in by Y or Δ in the same manner as for three single phase transformer. Since the secondary’s may be connected either in… Read more

May 23, 2012 | jiguparmar

Dry type cast resin transformer