%A"Vieira Filho, X" %A"Martins, N" %A"Bianco, A" %A"Pinto, H J.C.P. [Centro de Pesquisas de Energia Eletrica (CEPEL), Rio de Janeiro, RJ (Brazil)]" %A"Pereira, M V.F. [Power System Research (PSR), Inc., Rio de Janeiro, RJ (Brazil)]" %A"Gomes, P" %A"Santos, M.G. dos [ELETROBRAS, Rio de Janeiro, RJ (Brazil)]" %D1994 %I; Itaipu Binacional, Foz do Iguacu, Puerto Rico (Brazil); ELETROBRAS, Rio de Janeiro, RJ (Brazil) %2 %J[] %K24 POWER TRANSMISSION AND DISTRIBUTION, STABILITY, PROBABILITY, CONTROL SYSTEMS, POWER SYSTEMS, VOLTAGE REGULATORS, ELECTRIC CONTROLLERS, SIMULATION, OPERATION, VAR CONTROL SYSTEMS, EIGENVALUES %PMedium: ED; Size: pp. 309-323 %TTools for voltage stability analysis, including a probabilistic approach %XThis paper reviews some voltage stability analysis tools that are being used or envisioned for expansion and operational planning studies in the Brazilian system, as well as, their applications. The paper also shows that deterministic tools can be linked together in a probabilistic framework, so as to provide complementary help to the analyst in choosing the most adequate operation strategies, or the best planning solutions for a given system. (author) 43 refs., 8 figs., 8 tabs. %0Conference %NETDE-BR-0029; CONF-9405393-;Other: ON: DE98765511; TRN: BR98R0048 %1 %CBrazil %Rhttps://doi.org/ Other: ON: DE98765511; TRN: BR98R0048 BR %GEnglish