Posted inBasics
What is power transformer.
ANSI/IEEE defines a transformer as a static electrical device, involving no continuously moving parts,used in…
Posted inBasics
Why transformer oil is used in transformer & its types.
The core-coil of transformer carry high voltage and current. The surrounding construction is isolated from…
Posted inDesign of electrical machines
Electrical insulating mats or rubber mats requirement as per electrical Standard.
As per international standards for safe workplace with electrical system and equipment, the use of…
Posted inBasics
International standards requirements on single line diagram or SLD
There is some specific requirements on single line diagram or SLD in NFPA 70E standard.…
Posted inElectrical machines
Why iron core is thin & laminated in transformer instead of solid core.
Iron core is thin & laminated in transformer to avoid the loss of eddy current.…
Posted inElectrical machines
Losses in electrical machine- in brief.
To discuss about losses in electrical machine at first the term “electrical machine” should be…
Posted inDesign of electrical machines
Why Leakage Reactance in transformer is important for design consideration.
Leakage reactance in power transformer is one of the important parameter for designing a power transformer,…
Posted inBasics
Basics of Power Transformers & Distribution Transformers.
Many industry standards limit the difference between the distribution and power transformer with the KVA…
Posted inBasics
Concept of phase shifting transformer to control load sharing of parallel power lines.
Main function of phase shifting transformer is to control load sharing of parallel lines independently of the…
Posted inBasics
Discussion on Transformers Connected Directly to Generators
C57.116-1989 is the IEEE Guide for Transformers Directly Connected to Generators. This guide describes selection…