Condenser Bushings

The article focuses on basic design changes and materials being addressed to bushing apparatus used on power transformers in high voltage substations.

Dielectric Technology in Transformer

Utilities and transformer manufacturers focus on the design and manufacture of environmentally-friendly transformers that are nonhazardous while offering improved life cycle costs with minimal maintenance. These transformers offer reduced carbon footprint, reduced levels of pollution (water, soil, noise), enhanced lifecycle costs, enhanced product lifetime, and enhanced fire safety…

PAMAS Offer Automatic Liquid Particle Counters

Particles in the transformer oil adversely affect the dielectric strength of the insulating oil. Depending on type, size and quantity of particles (metallic, water etc.), a flash-over could be generated, which can be hazardous…

Thermal Performance Of Distribution Transformers

This article illustrates the thermal behaviour of transformer with respect to the temperature rise test – and also discusses various factors that influence the test results. The article is also focusing on the causes for transformer failure and with certain remedies to overcome them... - S. Arjuna Rao, G. Girija, Manikandan N, Swaraj Kumar Das

Significance Of Transformer Oil Monitoring

It is of vital importance to monitor the condition of transformer oil. Periodic testing of transformer oil is necessary to ensure safe, economical, trouble free and undisturbed power supply... - V. G. Patel, Jay B. Thakar

Aging Assessment Of Power Transformer Insulating Oil

The most expensive and important equipment in electric power system, power transformer plays a vital role in maintaining reliable and efficient electricity supply. The condition evaluation of insulating oil of power transformer is performed by oil contamination test and the Dissolved Gas Analysis (DGA) method... - Dr. Naveen Kumar Sharma, Dr. Yog Raj Sood, Dr. Rajnish Shrivastava

“We would urge our potential customers to work closely with us to support and...

Born out of the research division of GEC Alsthom, M&I Materials Limited combines the proven pedigree of long-standing products with the R&D expertise to bring new solutions to market. The company is dedicated to manufacturing specialist materials for industry and science, and is the driving force behind a portfolio of its successful brands ă including APIEZON, METROSIL, MIDEL and WOLFMET. In an exclusive interview with Electrical India, Barry Menzies, Commercial Director-MIDEL transformers fluids, is giving an account of their company’s business to P K Chatterjee. Excerpts…

MAINTENANCE FREE HERMETICALLY SEALED TRANSFORMER

Since oil does not come in contact with external air, there is hardly any deterioration of oil over a period of time and hence such transformers are virtually maintenance free... - Mukesh D Mulchandani
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