Study on the Preparation and Test Method of Transformer Oil Used in Laboratory

Area of Science:

• Electrical Engineering
• Materials Science

Background:

• Transformer oil is crucial for power system insulation and cooling.
• Cellulose particles significantly impact transformer oil's breakdown characteristics.
• Withstanding voltage tests are vital for evaluating transformer oil quality.

Purpose of the Study:

• To address the lack of standardized laboratory methods for preparing and testing transformer oil.
• To establish effective protocols for assessing transformer oil with diverse cellulose particle content.
• To improve the efficiency and scientific validity of laboratory experiments on transformer oil.

Main Methods:

• Developing a standardized procedure for preparing transformer oil samples with controlled cellulose particle concentrations.
• Implementing a refined withstand voltage test methodology for laboratory analysis of transformer oil.
• Validating methods against national standards and engineering practices.

Main Results:

• A reproducible method for creating transformer oil samples with specific cellulose particle levels was established.
• An effective withstand voltage testing protocol for laboratory conditions was demonstrated.
• The proposed methods enhance experimental efficiency and scientific accuracy.

Conclusions:

• The developed laboratory methods provide a reliable framework for transformer oil analysis.
• These protocols contribute to a better understanding of cellulose particle effects on insulation strength.
• The findings support improved maintenance and performance of power transformers.