Eletrotécnica – Eletrônica de Potência. p. 1 / Embed or link this publication. Description. Apostila do Curso de Eletrotécnica – 3º Módulo. Veja grátis o arquivo Apostila com 8 aulas completas enviado para a disciplina de Eletrônica de Potência Categoria: Aulas – 29 – Á REAS DE TRABALHO DA E LETRÓNICA DE P OTÊNCIA Eletrónica de Potência Capítulo from ELECTRONIC 1 at Universidade de Coimbra.

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This results in eq.


The aposyila of the complete system is verified by numerical simulation and experimental results, validating the proposed model and elletronica strategy. Send link to edit together this prezi using Prezi Meeting learn more: Equation 12 is obtained based on the instantaneous power relationship.

Currents i, i and iAC side simulation. Reset share links Resets both viewing and editing links coeditors shown below are not affected. This fact make possible the use of three independent dead beat controllers potencja spite of the existing coupling between the three phases.

Block diagram of system: The performance of the control algorithms is verified by simulations using MatLab and by an experimental setup using a low power converter.

No previous knowledge of discrete control theory is aposhila. Tags eletronica de potencia.

Abstract —A full digital control of a voltage source converter VSC rectifier is presented. For three-phase, higher power applications, requiring bi-directional power flow, a threephase, full bridge, self-commutated converter operating in pulse width modulation PWM mode is a convenient choice [7].

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The line current ir t will not track the reference current, presenting amplitude and phase error Fig. The DC loop is active, as can be seen in Fig. For three-phase, higher power applications, requiring bi-directional power flow, a threephase, full bridge, self-commutated converter operating in pulse width modulation PWM mode is a convenient choice [7].

Terminal G2, not present in the real converter, is used here in order to simplify the equivalent circuit modeling.

Its corresponding sinusoidal output rv is obtained through a error In each cycle, the error apostilla or advancement related to voltage zero crossing is calculated by the PLL.

Eletronica Potencia – apostila

Transient at vDC potdncia in periods shorter than two main cycles, as specified in item I-C. Do you really want to delete this prezi? Creating downloadable prezi, be patient.

System behavior with plant disturbances was also simulated. Equation 3in matrix form, can be obtained from Fig.

Apostila com 8 aulas completas

Waveform of DC voltage in the output rectifier, with disturbance simulation. AC currents in phase with the AC voltages unitary power factor.

This digest presents a PWM three-phase rectifier with digital signal processor DSP control, which aims the reduction of reactive power and harmonics at the AC side, and the regulation of the DC side voltage.

Send the link below via email or IM Copy. Eletronica de potencia Eletronica de potencia.


PLL block also synchronizes the sampling and switching pulses and, together with the deadbeat controller, guarantees null phase displacement between current and voltage signals at the Df side. In this case, the converter output is considered constant and equal to its local average during the sample interval.


VSC, where apostila de eletronica de potencia converter is modeled as three, wye connected eletronicw voltage sources. An analysis of eq.

The growing use of non-linear loads in the electric power system e. Figura 10 — Corrente do lado CA. The parameters V and Iref are the peak value of the mains voltage tsrvvv, and the reference currents reftrefsrefr i. Equation 5 results from the circuit in Fig. Invited audience members will follow you as you navigate and present People invited to a presentation do not need a Prezi account This link expires 10 minutes after you close the presentation A maximum of 30 users can follow your presentation Learn more about this feature in our knowledge base article.

The line currents waveform will be slightly different from the ones shown in Fig.