[PDF] Top 20 Sba Controle & Automação vol.19 número3

... The experiments discussed above indicate that the frame- work presented in this paper, which incorporates a novel qualitative reference system (Local Cardinal System) and in- ductive log[r] ... See full document

... Embora o Princ´ıpio de Invariˆ ancia de LaSalle seja fre- quentemente utilizado para estudar a estabilidade de diversos sistemas, esta teoria pode ser utilizada para extrair informa¸c˜oe[r] ... See full document

... de Controle & Automação é um memorial das atividades da SBA ao longo destes 25 anos, escrito pelos colegas Plínio Castrucci e Eugenius Kaszkurewicz, dois grandes entusiastas fundadores da ... See full document

... In this paper, necessary and sufficient conditions for the positive invariance of convex polyhedra with respect to lin- ear discrete-time singular systems subject to bounded addi- tive d[r] ... See full document

... 3 shows the output of the nominal model and the output of the real plant controlled by the proposed scheme using the back- propagation algorithm, after few time steps an adequate perform[r] ... See full document

... Figure 3 shows the V curves for the 3 cases studied in this paper: curve 1 corresponds to the case 1 where the non-saturated reactance Xmd and Xmq were used with the linear model, curve [r] ... See full document

... S˜ ao obtidas novas condi¸c˜oes necess´arias e suficientes para fun¸c˜oes lineares por partes definidas positivas se- rem fun¸c˜oes de Lyapunov de sistemas lineares invarian- tes, discretos no tempo, com entradas de ... See full document

... The adaptive fuzzy controller is designed through the following steps: first, construct an initial controller based on linguistic descriptions (in the form of fuzzy IF-THEN rules) about t[r] ... See full document

... Este artigo investiga as propriedades da superf´ıcie de desempenho para o problema de estima¸c˜ao m´edia qua- dr´ atica n˜ ao-linear de uma seq¨uˆencia aleat´oria. Os re- sultados obtidos possuem aplica¸c˜ao direta no ... See full document

... e controle de malhas cont´ınuas at´e o gerenciamento estrat´egico de uma empresa indus- trial, passando pela supervis˜ ao dos processos industrias e pela log´ıstica da ...de controle e automa¸c˜ao se vˆeem ... See full document

... This paper presents a novel family of Zero Voltage Tran- sition (ZVT) DC-DC PWM Converters that uses a reso- nant circuit as auxiliary commutation source to control the current through t[r] ... See full document

... Este trabalho trata do problema da estabiliza¸c˜ ao global de sistemas lineares com satura¸c˜ ao nos atuadores. A es- tabiliza¸c˜ ao global ´e obtida por meio de uma estrat´egia de escalonamento de ganho, aplicada a uma ... See full document

... Furthermore, the co- efficients of the actual orthogonal projection on a basis formed up by these triangular pulses are evaluated, in order to distinguish them from the sample values of th[r] ... See full document

... É com grande satisfação que venho dirigir-lhes a palavra, na condição de novo editor desta prestigiosa revista. Foi com imensa satisfação que atendi ao convite da diretoria da SBA para assumir este mandato, ... See full document

... Based on this time-varying automa- ton the design of timed supervisors is obtained by using the dioid algebra, where the languages used to describe the dis- crete event system as well th[r] ... See full document

... One impor- tant aspect of this class of problems is that the properties of the saturation function give these systems a natural hybrid structure, in the sense that different dynamics can[r] ... See full document

... In this work, it was used the received signal strength mea- surements taken from the nodes of a wireless sensor network in order to estimate the plant water content of a corn crop field.[r] ... See full document

... We base this paper on the overlapping decomposition technique (Ikeda and Siljak, 1980) combined with a par- allel and distributed Kalman filter proposed in Quirino and Bottura, (2001) in[r] ... See full document

... This paper revisits the problem of obstacle avoidance in mo- bile robot navigation, and proposes a strictly reactive ap- proach, the tangential escape, to make the robot to reach a pre-d[r] ... See full document

... This work develops an FDI scheme for cooperative robots rigidly connected to an undeformable load based on pro- cedures to isolate four kind of faults: free-swinging joint faults (FSJFs)[r] ... See full document