Power transformers are most imperative and critical element in electrical power system grid.
To have a consistent electricity supply it is obligatory to give substantial attention for upkeep …

Owing to their vital function and high cost, oil-immersed power transformers represent key
links in electricity grids. While extensive effort has been invested by industry in developing …

The electric power industry sector has become increasingly aware of how counterproductive
voltage sag affects distribution network systems (DNS). The voltage sag backfires …

After the massive integration of distributed energy resources, energy storage systems and
the charging stations of electric vehicles, it has become very difficult to implement an efficient …

Due to the large number of distribution transformers in the distribution grid, the status of
distribution transformers plays an important role in ensuring the safe and reliable operation …

Although partial discharge (PD) measurement is a well-accepted technology to assess the
quality of the insulation system of power transformers, there are still uncertainties about …

Transformer oil is refined electrical insulating oil, which is extremely stable at high
temperatures and possesses excellent electrical insulating properties. These special types …

In this paper, efficient and accurate linear and nonlinear models are proposed for indicating
comprehensive health requirements of the transformer using health index (HI) concept. The …

As a critical indicator for assessing the survivability and condition of transformers in a fleet,
the transformer health index has attracted attention from both asset owners and international …

This paper deals with the detection and classification of two types of lamination faults (ie,
edge burr and lamination insulation faults) in a three-phase transformer core. Previous …