The costliest piece of equipment in a substation is the Power Transformer. Therefore, a good maintenance program is required to keep these power transformers operating reliable. Over the past few ...

I’m sure many readers would question why anyone would want to perform a relatively expensive insulation power factor test on an inexpensive transformer. Typically, if any testing is done, it will be ...

OMICRON’s Primary Test Manager™ (PTM) software was optimized for initial screening, diagnostic testing and condition assessment of power transformers with the release of software version 4.00. All ...

Power transformers are often the main source of common-mode noise in isolated switching power converters. Why? Because inside the transformer, the windings on the primary and secondary sides of the ...

Vaisala, a company specializing in environmental and industrial measurement, has supplied leading British energy provider Scottish Power with a number of its Optimus OPT100 Dissolved Gas Analysis (DGA ...

The demand for higher efficiency and smaller packages has been the driving force behind advances in switch-mode power-conversion topologies including buck, boost, flyback, forward converters, and ...