[PDF] Top 20 Sba Controle & Automação vol.13 número2

... 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

... 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

... A Mellin transform and tracking process is used to guide the robot back to a previous node, using pre- viously taken panoramic images as a reference.. Such inte- gral transform has the a[r] ... See full document

... Este trabalho apresenta um sistema de iluminação inteligente para interiores de ônibus utilizando LEDs (diodos emissores de luz) controlados através de uma rede automotiva de comu- nicação de dados. O sistema consiste em ... See full document

... de controle fuzzy chaveado baseado em sistemas fuzzy Takagi- Sugeno com incertezas s˜ao ...de controle proposto utiliza ganhos de realimentac¸˜ao de estado locais obtidos da soluc¸˜ao de um problema de ... See full document

... Investiga-se um modelo multi-dimensional de seleção de car- teiras em média-variância, no qual os parâmetros de mer- cado estão sujeitos a saltos Markovianos. Deriva-se ana- liticamente uma estratégia de controle ... See full document

... The paper is structured as follows: section 2 reviews the fun- damentals of the control methodology proposed in (Ramos, Alberto and Bretas, 2004a), and shows why it is not appli- cable t[r] ... See full document

... On the formulation of power distribution factors for linear load flow methods, IEEE Transactions on Power Apparatus and Systems PAS-100 (2): 764– 769. Stott, B[r] ... See full document

... Three no-load induction motor tests were made. The first one was the response to a torque step of 12.2 Nm which is shown in Figure 7. The response of the DTC with complex controller presented a slightly better per- ... See full document

... To enhance the tracking performance in- side the boundary layer, the adopted strategy embedded an adaptive fuzzy algorithm within the sliding mode controller for uncertainty/disturbance [r] ... 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

... 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

... The series active filter works as sinusoidal current source in phase with the input voltage, drawing from utility sinusoidal and balanced input currents with low total harmonic distorti[r] ... 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

... We resolve this difficulty as in the purely bilateral case by incrementing the bilateral and pool contracts either sequentially or simultaneously in small amounts thus making it possible[r] ... 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