DGA of transformer oil is the single best indicator of a transformer’s overall condition and is a universal practice today, which got started in earnest in the 1960s. While laboratory or (somewhat ...

When conducting transformer maintenance, early detection of faults and potential failures in transformers is critical.

Manufactured by Pennsylvania Transformer in 1958, the aging transformer operated without significant issues for its first 50 years until 2010, when the first questionable gassing patterns appeared in ...

Dissolved gas analysis (DGA) was born of common dielectric coolant sampling procedures regularly performed by technicians. Fluid samples can reveal the relative value of key performance properties ...

The fundamental gas, hydrogen forms in the presence of electrical and thermal problems, leading to the degradation of cellulose and oil and therefore plays a major role in the early detection of ...

Explore the detection of severe faults and the overall monitoring process and procedure during a transformers final months in service. This end-of-life study demonstrates how to utilize online DGA ...