Surface Science Blog

Why Transformer Oil testing is so important

Posted by Gunilla Rydén on January 20, 2016


Transformers are used by the electrical industry to transfer electrical energy from one circuit to another. The oil surrounding the coils in a power transformer provide cooling, insulation and protection against corona and arcing. It is normally obtained by fractional distillation and subsequent treatment of crude petroleum. This is why this oil is also known as mineral insulating oil.

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Topics: Interfacial Tension and Analysis