All Outputs (33)

Phase-shift-modulation for a current-fed isolated DC-DC converter in more electric aircraft (2018)
Journal Article

A Phase-Shift-Modulation (PSM) technique is proposed for an Active-Bridge-Active-Clamp (ABAC) topology. This topology is aimed for high power more-electric-aircraft applications. The proposed PSM has a complete switching harmonics cancellation on the... Read More about Phase-shift-modulation for a current-fed isolated DC-DC converter in more electric aircraft.

Model Predictive Control for Isolated DC/DC Power Converters with Transformer Peak Current Shaving (2018)
Conference Proceeding

In this paper a Model Predictive Control, suitable for isolated DC/DC power converters and featuring optimization on converter operations, is proposed. The control is designed based on a specific a current-fed DC/DC converter topology, named Active-B... Read More about Model Predictive Control for Isolated DC/DC Power Converters with Transformer Peak Current Shaving.

Experimental validation of harmonic impedance measurement and LTP Nyquist criterion for stability analysis in power converter networks (2018)
Journal Article

This paper presents the first experimental validation of the stability analysis based on the online measurement of harmonic impedances exploiting the Linear Time Periodic (LTP) approach, applied to AC networks of power converters. Previous publicatio... Read More about Experimental validation of harmonic impedance measurement and LTP Nyquist criterion for stability analysis in power converter networks.

Open-circuit fault tolerant study of bearingless multi-sector permanent magnet machines (2018)
Conference Proceeding

This paper presents a fault tolerant study of a multiphase sectored permanent magnet synchronous machine involving a tripel three-phase winding. The machine electromagnetic model is written in a general way so that it can be extended and applied to a... Read More about Open-circuit fault tolerant study of bearingless multi-sector permanent magnet machines.

A Unidirectional Flying Chain-link Modular Multilevel Rectifier (FCL-MMR) with Reduced Energy Storage for Offshore Wind Integration (2018)
Conference Proceeding

© 2018 IEEE. In recent years, the Modular Multilevel Converter (MMC) has been widely recognised as the state-of-art for AC/DC conversion stages in the integration of offshore wind energy through HVDC links. The MMC guarantees high power quality, effi... Read More about A Unidirectional Flying Chain-link Modular Multilevel Rectifier (FCL-MMR) with Reduced Energy Storage for Offshore Wind Integration.

Torque Quality Improvement of an Open-End Winding PMSM (2018)
Conference Proceeding

This paper proposes a new closed-loop control strategy which improves the quality of the torque output of an open-end winding (OEW) permanent magnet synchronous motor (PMSM) with common DC bus. Such a configuration provides a path for the zero sequen... Read More about Torque Quality Improvement of an Open-End Winding PMSM.

Modulated Model Predictive Direct Power Control of DFIM Considering Magnetic Saturation Effects (2018)
Conference Proceeding

In this paper, an optimal voltage vector based model predictive control strategy is investigated for the direct power control of a doubly fed induction machine. The model predictive control computes optimal voltage vector that minimizes the error in... Read More about Modulated Model Predictive Direct Power Control of DFIM Considering Magnetic Saturation Effects.

Modulated Optimal Model Predictive Control for Variable Speed Gen-Sets (2018)
Conference Proceeding

This paper investigates the DC-link voltage control of an active rectifier that is supplied by a variable speed permanent magnet synchronous generator. This configuration is commonly encountered in gearless wind energy conversion systems as well as i... Read More about Modulated Optimal Model Predictive Control for Variable Speed Gen-Sets.

Analysis and design of position and velocity estimation scheme for PM servo motor drive with binary Hall sensors (2018)
Conference Proceeding

With the increasing demand of low-cost, high-efficiency, high performance for AC motor drive system, the permanent-magnet synchronous motor (PMSM) with binary Hall sensors begins to be adopted in many fields. Compared with sensorless control, the usa... Read More about Analysis and design of position and velocity estimation scheme for PM servo motor drive with binary Hall sensors.

A Novel Phase-lock Loop with Feed-back Repetitive Controller for Robustness to Periodic Disturbance in Three-phase Systems (2018)
Conference Proceeding

While power networks evolve towards the new concept of smart grids, with the proliferation of power electronics embedded systems and distributed generation, the insurgence of system unbalance and voltage harmonic distortion, become more and more freq... Read More about A Novel Phase-lock Loop with Feed-back Repetitive Controller for Robustness to Periodic Disturbance in Three-phase Systems.

Non-Intrusive Online Stator Temperature Estimation for Open-End Winding PMSM (2018)
Conference Proceeding

This paper proposes a new method for online identification of stator winding temperature for an open-end winding (OEW) permanent magnet synchronous motor (PMSM). The method exploits the zero sequence current (ZSC) due to the third harmonic back elect... Read More about Non-Intrusive Online Stator Temperature Estimation for Open-End Winding PMSM.

Real-Time Implicit Model Predictive Control for 3-phase VSI (2018)
Conference Proceeding

This paper deals with the real time implementation of an Implicit Model Predictive Control strategy applied to a 3-phase Voltage Source Inverter (VSI) in stand-alone applications. Solving the optimization problem online with a sufficiently short samp... Read More about Real-Time Implicit Model Predictive Control for 3-phase VSI.

MPC Using Modulated Optimal Voltage Vector for Voltage Source Inverter with LC Output Filter (2018)
Conference Proceeding

Voltage source inverters with LC output filters are widely used for high-quality output of ac power supplies. They are also a potential solution for embedded electrical networks in more-electrical aircraft of the future. In this paper, a recently dev... Read More about MPC Using Modulated Optimal Voltage Vector for Voltage Source Inverter with LC Output Filter.

Disturbance-Observer Assisted Controller for Stand-Alone Four-Leg Voltage Source Inverter (2018)
Conference Proceeding

In this paper, a newly disturbance-observer based control strategy for stand-alone four-leg VSI has been proposed and analyzed. The disturbance-observer operates together with a simple and effective resonant controller in order to regulate the invert... Read More about Disturbance-Observer Assisted Controller for Stand-Alone Four-Leg Voltage Source Inverter.

Optimized control design for power converters in power electronics embedded networks integrating grid model identification (2018)
Conference Proceeding

© 2018 IEEE The proliferation of power electronics systems and distributed generation in modern power networks has raised important issues regarding the effects that interconnected converters systems can have on the performance and stability of the w... Read More about Optimized control design for power converters in power electronics embedded networks integrating grid model identification.

Performance Analysis of H- 2 Optimally Controlled Three-Phase Grids (2018)
Conference Proceeding

Embedded electrical grids are comprised of multiple interconnected power converters, and have been recently adopted widely into applications such as micro-grids, electrical ships and More Electric Aircraft (MEA). Key aims of MEA research include redu... Read More about Performance Analysis of H- 2 Optimally Controlled Three-Phase Grids.

Advanced modulations for a current-fed isolated DC-DC converter with wide voltage operating ranges (2018)
Journal Article

An Active-Bridge-Active-Clamp (ABAC) topology with its associated switching patterns and modulation techniques is introduced in this paper. The topology has been designed to comply with stringent power quality requirements in a More Electric Aircraft... Read More about Advanced modulations for a current-fed isolated DC-DC converter with wide voltage operating ranges.

Design of a cooperative voltage harmonic compensation strategy for islanded microgrids combining virtual admittance and Repetitive Controller (2018)
Journal Article

Non-linear loads (NLLs) in three-phase systems are known to produce current harmonics at -5, 7, -11, 13… times the fundamental frequency; harmonics of the same frequencies are induced in microgrid voltage, reducing therefore the power quality. De... Read More about Design of a cooperative voltage harmonic compensation strategy for islanded microgrids combining virtual admittance and Repetitive Controller.

FPGA Implementation of a Novel Oversampling Deadbeat Controller for PMSM Drives (2018)
Journal Article

This paper presents a novel oversampling deadbeat current control approach for permanent magnet synchronous motor drives capable of operating at a controller sampling frequency multiple of the power converter switching frequency. Model-based controll... Read More about FPGA Implementation of a Novel Oversampling Deadbeat Controller for PMSM Drives.

Performance Improvement of Bearingless Multisector PMSM With Optimal Robust Position Control (2018)
Journal Article

© 2018 IEEE. Bearingless machines are relatively new devices that consent to suspend and spin the rotor at the same time. They commonly rely on two independent sets of three-phase windings to achieve a decoupled torque and suspension force control. I... Read More about Performance Improvement of Bearingless Multisector PMSM With Optimal Robust Position Control.