Electrica signature analysis (ESA) uses the magnetic field in the air gap of an electrical machine to evaluate power quality conditions. Dry and oil transofrmer types are subject to problems ...

With what is claimed to be the largest mobile oil regeneration plant in Africa, WEG Transformers Africa plays a vital role in extending the life of South Africa’s transformer population and preventing ...

Maintaining substation transformers isn't a new idea, but it's not always given the attention it deserves. Transformers will self-destruct over time, and failure to conduct regular transformer oil ...

Power transformers are one of the most critical and expensive assets in electric transmission and distribution. An in-service transformer failure can have far-reaching consequences: extended outages, ...

Huazheng Electric Manufacturing (Baoding) Co., Ltd., a leading Advanced Solutions Oil BDV Tester Supplier, recently participated in the Middle East Energy Expo, one of the most influential energy ...

With increasing pressure to lower costs, utilities are looking for tools to maximize the benefit of each dollar spent. Maintenance crews and engineers have a hands-on technical understanding but often ...

Among the various diagnostic methods used to assess transformer condition, capacitance and Tan Delta testing has gained broad acceptance as an effective means of evaluating insulation health. By ...