Highlights
The January issue of “Eletricidade Moderna” is online. The annual survey “Quality Award 2018”, on page 18, is the main focus of this issue, pointing out the brands of products and equipment for electrical and lighting installations which, according to the technical public, best reflects quality. See on page 40 the article “Short-circuit calculation and periodic testing of generator sets”, showing that emergency generator sets in critical facilities such as hospitals and the like undergo periodic testing during which they run in parallel with the normal grid. It focuses on a typical system, its possible configurations and standards requirements. Furthermore, on page 48, the article “Ultrasonic inspection in medium-voltage power distribution lines”, presents the results of an ultrasonic inspection carried out at a 10 km long, 39 years old overhead line, located at a large industrial petrochemical complex in the coastal region. This issue brings also the new “Equipment for underground distribution systems” and “Surge Protective Devices (SPD)” buyers’ guides.
