All Outputs (167)

Torque Ripple Reduction of PMSMs Using a Novel Angle-Based Repetitive Observer (2019)
Journal Article

The angle-based repetitive controller (RC) has been applied successfully in literature for torque ripple suppression in variable speed permanent magnet synchronous machines (PMSMs). The RC is preferred because of its learning capability which allows... Read More about Torque Ripple Reduction of PMSMs Using a Novel Angle-Based Repetitive Observer.

Zero-sequence voltage elimination for dual fed common dc-link open-end winding PMSM high speed starter-generator, part II: dead time hysteresis control of zero sequence current (2019)
Journal Article

In a common dc link dual-fed Open-End Winding Permanent Magnet Synchronous Motor (OEW-PMSM) topology it is well known how the additional flow of a Zero-Sequence Current (ZSC) is permitted. The low Zero-Sequence Impedance (ZSI) characteristic of high... Read More about Zero-sequence voltage elimination for dual fed common dc-link open-end winding PMSM high speed starter-generator, part II: dead time hysteresis control of zero sequence current.

Zero-Sequence Voltage Elimination for Dual-Fed Common DC-Link Open-End Winding PMSM High-Speed Starter-Generator - Part I: Modulation (2019)
Journal Article

© 1972-2012 IEEE. In this paper, a dual-fed (DF) common dc-link topology open-end winding permanent magnet synchronous motor for aircraft high-speed starter-generator application is considered. While on one hand the common dc bus configuration signif... Read More about Zero-Sequence Voltage Elimination for Dual-Fed Common DC-Link Open-End Winding PMSM High-Speed Starter-Generator - Part I: Modulation.

A New Position and Speed Estimation Scheme for Position Control of PMSM Drives Using Low-Resolution Position Sensors (2019)
Journal Article

A new position control method for permanent magnet synchronous motor (PMSM) drive with a low-resolution encoder is proposed in this paper. Three binary Hall position sensors are utilized to realize a moderate-performance position control system for t... Read More about A New Position and Speed Estimation Scheme for Position Control of PMSM Drives Using Low-Resolution Position Sensors.

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 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.

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.

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.

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.

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.

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.

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.

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.

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.