Basics 3 min read
What is power transformer.
ANSI/IEEE defines a transformer as a static electrical device, involving no continuously moving parts,used in electric power systems to transfer…
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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 the core-coil. A certain distance…
Design of electrical machines 4 min read
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 electrical insulating mats or rubber…
Basics 3 min read
International standards requirements on single line diagram or SLD
There is some specific requirements on single line diagram or SLD in NFPA 70E standard. An up to date SLD…
Electrical machines 3 min read
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. Eddy current is induced in…
Electrical machines 3 min read
Losses in electrical machine- in brief.
To discuss about losses in electrical machine at first the term “electrical machine” should be cleared. As electrical machine in…
Design of electrical machines 2 min read
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, choosing a power transformer etc.…
Basics 2 min read
Basics of Power Transformers & Distribution Transformers.
Many industry standards limit the difference between the distribution and power transformer with the KVA rating, such as distribution transformer…
Basics 2 min read
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 generation. Say there are two…
Basics 2 min read
Discussion on Transformers Connected Directly to Generators
C57.116-1989 is the IEEE Guide for Transformers Directly Connected to Generators. This guide describes selection and application considerations for transformer…
Basics 2 min read
Transformer Oil level in conservator tank- practical considerations.
Transformer Oil level in conservator tank or how much oil in the conservator tank is not a matter; the real…
Basics 2 min read
All about transformer oil or transformer insulating oil- in brief.
Transformer oil is used in the oil filled transformer and in some other system such as high voltage capacitors, fluorescent…