Soluções sob medida para diversos setores e desafios.
This technical paper examines zero-sequence circuit modeling for three-legged core transformers, providing guidance for calculating ground fault currents and improving protection system design in grounded and ungrounded transformer applications.
This technical paper examines methods for calculating zero-sequence impedance in overhead transmission lines, explaining the effects of conductor geometry, ground return paths, and mutual coupling on power system fault analysis and protection studies.
This technical paper derives the fundamentals of symmetrical component theory and network modeling, explaining how sequence components are developed and applied to power system fault analysis, protection studies, and circuit calculations.