All Outputs (198)

Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems (2016)
Conference Proceeding

In the last past years, some countries are enforcing stringent grid codes to regulate the connection of Wind Energy Conversion Systems (WECSs) to the electrical network, mainly because of the high penetration of electric power from this renewable sou... Read More about Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems.

Oversampled deadbeat current control strategy for PMSM drives (2016)
Conference Proceeding

This paper presents a novel deadbeat current control approach for Permanent Magnet Synchronous Motors (PMSMs) drives capable of operating at a controller sampling frequency multiple of the power converter switching frequency. The proposed technique p... Read More about Oversampled deadbeat current control strategy for PMSM drives.

Finite control set and modulated model predictive flux and current control for induction motor drives (2016)
Conference Proceeding

The paper presents a new implementation of direct flux and current vector control of an induction motor drive using the techniques of model predictive control. The advantages offered by predictive control are used to enhance the dynamics of direct fl... Read More about Finite control set and modulated model predictive flux and current control for induction motor drives.

Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications (2016)
Conference Proceeding

This paper studies strategies to minimize the electromechanical interaction (EMI) within aircraft power systems. With the growth of electrical power on-board aircraft, the interaction between the electrical systems and the engine core will become sig... Read More about Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications.

Reactive power control strategies for UNIFLEX-PM Converter (2016)
Conference Proceeding

The paper presents various control strategies for an advanced multilevel-based power converter. A Fuzzy Logic Control, based on power balance constrains and Proportional Reactive Power control based on a more rigorous approach, have been proposed. Tw... Read More about Reactive power control strategies for UNIFLEX-PM Converter.

Direct repetitive control with gain scheduling feature for stand-alone generating applications (2016)
Conference Proceeding

This paper deals with the gain scheduling feature for zero-phase-shift direct repetitive control (dRC) implemented in a FPGA system. Proposed control structure is intended to be used in ultra-low THD, fast transient response stand-alone generating ap... Read More about Direct repetitive control with gain scheduling feature for stand-alone generating applications.

ODEF: an interactive tool for optimized design of EMI filters (2016)
Conference Proceeding

The impact of EMI filters on volume and weight of power converters is significant. For this reason, filter’s size optimization is a strategic step towards the improvement of the power converter’s power density. An EMI filter design that follows a con... Read More about ODEF: an interactive tool for optimized design of EMI filters.

Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system (2016)
Conference Proceeding

The engine size of modern passenger transport aircraft is principally determined by take-off conditions, since initial acceleration requires maximum engine power. An Electromagnetic Launch (EML) system could provide some or all of the energy required... Read More about Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system.

Trade-off analysis and design of a high power density PM machine for flooded industrial pump (2016)
Conference Proceeding

This paper presents the trade-off analysis and design of a high power-density machine for industrial pump applications. The developed permanent magnet synchronous machine drives an electric, oil flooded pump. Different slot/pole combination and windi... Read More about Trade-off analysis and design of a high power density PM machine for flooded industrial pump.

Design of a repetitive controller as a feed-forward disturbance observer (2016)
Conference Proceeding

From the structure point of view, a repetitive controller (RC) is considerably similar to a disturbance observer. By adding a correction term to the traditional RC and considering the disturbances as states, the repetitive controller can be designed... Read More about Design of a repetitive controller as a feed-forward disturbance observer.

Cascaded model predictive speed control of a permanent magnet synchronous machine (2016)
Conference Proceeding

This paper proposes a model predictive speed control of a permanent magnet synchronous machine (PMSM). The control scheme has a cascade architecture, where the inner loop uses a finite set model predictive control scheme (FS-MPC) for the electrical s... Read More about Cascaded model predictive speed control of a permanent magnet synchronous machine.

Z-source matrix rectifier (2016)
Journal Article

This paper presents a novel Z-source matrix rectifier(ZSMR). To overcome the inherent disadvantage that the voltage transfer ratio for traditional matrix rectifier cannot be more than 0.866, a Z-source network has been combined with the matrix rectif... Read More about Z-source matrix rectifier.

Design and initial testing of a high speed 45 kW switched reluctance drive for aerospace application (2016)
Journal Article

This paper presents innovative research towards the development of a 45 kW high speed switched reluctance drive as an alternative starter-generator for future aero-engines. To perform such a function the machine had to be designed with a very wide co... Read More about Design and initial testing of a high speed 45 kW switched reluctance drive for aerospace application.

A review of power converter topologies with medium/high frequency transformers for grid interconnection systems (2016)
Conference Proceeding

In recent years, power electronics has evolved dra¬matically due to their importance in power extracted manage¬ment from renewable sources. In this paper an overview of grid interconnection systems with galvanic isolation is presented. The most commo... Read More about A review of power converter topologies with medium/high frequency transformers for grid interconnection systems.

SiC/GaN power semiconductor devices theoretical comparison and experimental evaluation (2016)
Conference Proceeding

SiC and GaN power transistors conduction loss and switching losses are compared in this paper. In order to compare performance of the same power rating device, a theoretical analysis is given to compare SiC device conduction loss and switching losses... Read More about SiC/GaN power semiconductor devices theoretical comparison and experimental evaluation.

A simplified space-vector modulation algorithm for four-leg NPC converters (2016)
Journal Article

To interface generation sources and loads to four-wire distribution networks is important to use power converters and modulation methods which provide high performance, flexi¬bility and reliability. To achieve these goals, this paper proposes a simpl... Read More about A simplified space-vector modulation algorithm for four-leg NPC converters.

Developing power semiconductor device model for virtual prototyping of power electronics systems (2016)
Conference Proceeding

Virtual prototyping (VP) is very important for power electronics systems design. A virtual prototyping design tool based on different modelling technology and model order reduction is proposed in the paper. In order to combine circuit electromagnetic... Read More about Developing power semiconductor device model for virtual prototyping of power electronics systems.

Simple and efficient method of lines based algorithm for modelling of erbium doped Q-switched fluoride fiber lasers (2016)
Journal Article

An improved algorithm based on the method of lines for modelling of Q-switched fluoride glass based erbium doped fiber lasers is presented. The algorithm uses finite difference method to reduce partial differential equations to a set of ordinary diff... Read More about Simple and efficient method of lines based algorithm for modelling of erbium doped Q-switched fluoride fiber lasers.

Optimized design of high power density EMI filters for power electronic converters (2016)
Conference Proceeding

Nowadays, power density of power converters and related EMI filters is gaining more and more attention. This severely impacts on the design constraints in several application domains. A conventional design of the EMI filter does not guarantee the sel... Read More about Optimized design of high power density EMI filters for power electronic converters.

Experimental validation of a hybrid converter with enhanced switching ripple cancellation (2016)
Journal Article

This study presents the experimental evaluation of a proposed new three phase hybrid converter topology for medium voltage applications. The topology is based on the interconnection of a low switching frequency voltage source inverter (VSI), rated at... Read More about Experimental validation of a hybrid converter with enhanced switching ripple cancellation.