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نمایش تعداد 1-10 از 61
Model-based direct control of PWM converters with an LCL filter
This paper presents a novel model-based strategy for direct power control of three-phase pulsewidth-modulated converters. In another paper, the authors have reported this model-based method for direct power control of three-phase PWM converters...
Simulation and implementation of a novel model-based DPC for three-phase power converters
This paper presents theory, simulation and experimental verification of a new direct power control (DPC) method in comparison with the conventional switching table based method. In the presented strategy, hysteresis comparators and switching table...
An optimal power flow control method for grid-connected inverters
proposes an optimization-based control method for single-phase grid-connected inverters which could be considered as a mixture of Model Predictive Control (MPC) and Direct Power Control (DPC). The proposed method minimizes switching frequency and...
A novel predictive approach to direct power control of a grid connected multilevel converter
In this paper a novel approach for direct power control (DPC) of a grid connected 3-level voltage source inverter (VSI) is presented. This method is based on a decision strategy, which selects the best appropriate converter voltage vector...
Model Predictive Direct Power Control of Three-Phase Grid-Connected Converters with Fuzzy-Based Duty Cycle Modulation
An improved model predictive direct power control (MPDPC) for three-phase grid-connected converters is proposed. In the proposed method, two voltage vectors are applied during a control period and their duty cycles are determined by a fuzzy logic...
Fuzzy-based Direct Power Control of Doubly Fed Induction Generator-based Wind Energy Conversion Systems
This paper proposes a new fuzzy-based direct power control (FDPC) for doubly fed induction generator (DFIG)-based wind energy conversion systems. In the proposed method, the required rotor voltages are directly calculated based on fuzzy controller...
Deadbeat Direct Power Control for Grid Connected Inverters using a Full-Order Observer
This paper presents an improved deadbeat direct power control (DPC) for grid connected voltage source converters (VSCs). The proposed deadbeat-DPC combines a deadbeat control law with a full order Luenberger observer to predict the converter...
Voltage sensorless improved model predictive direct power control for three-phase grid-connected converters
Despite distinctive advantages such as fast dynamic, simple concept and ease of implementation, model predictive direct power control (MPDPC) suffers from some major drawbacks. First, in order to provide sinusoidal currents and low-ripple powers...
High performance direct instantaneous power control of PWM rectifiers
This paper presents a new direct instantaneous power control (DPC) strategy for active rectifiers. In this novel scheme the PWM modulator has been utilized instead of the hysteresis comparators and switching table. The ...
Two fuzzy-based direct power control strategies for doubly-fed induction generators in wind energy conversion systems
This paper proposes two novel (direct power control) DPC strategies for a doubly fed induction generator (DFIG)-based wind energy conversion system based on a (fuzzy logic controller) FLC. At first, the mathematical model of the DFIG...