All Outputs (408)

Open source cable models for EMI simulations (2016)
Conference Proceeding
Greedy, S., Smartt, C., & Thomas, D. W. (2016). Open source cable models for EMI simulations. In IEEE Electromagnetic Compatibility Magazine (69-81). https://doi.org/10.1109/AeroEMC.2016.7504590

This paper describes the progress of work towards an Open Source software toolset suitable for developing Spice based multi-conductor cable models. The issues related to creating a transmission line model for implementation in Spice which include the... Read More about Open source cable models for EMI simulations.

Assessment of power quality in a microgrid with power electronic converters (2016)
Conference Proceeding
Ivry, P. M., Thomas, D. W., & Sumner, M. (2016). Assessment of power quality in a microgrid with power electronic converters.

This paper highlights the importance of assessing Power Quality (PQ) of microgrids using the recommended indices as stated in IEEE 519 and IEEE 1547 standards. It assesses the microgrid PQ by verifying if converter harmonics at the Point of Common Co... Read More about Assessment of power quality in a microgrid with power electronic converters.

Grid impedance estimation for islanding detection and adaptive control of converters (2016)
Conference Proceeding
Ghanem, A., Rashed, M., Sumner, M., El-Sayes, M., & Mansy, I. (2016). Grid impedance estimation for islanding detection and adaptive control of converters. . https://doi.org/10.1049/cp.2016.0205

The grid impedance is time varying due to the changing structure of the power system configuration and it can have a considerable influence on the control and stability of grid connected converters. This paper presents an online grid impedance estima... Read More about Grid impedance estimation for islanding detection and adaptive control of converters.

The star-switched MMC (SSMMC): a hybrid VSC for HVDC applications (2016)
Conference Proceeding
Woldegiorgis, D. L., Outram, J., Amankwah, E. K., Trainer, D., & Clare, J. C. (2016). The star-switched MMC (SSMMC): a hybrid VSC for HVDC applications.

This paper presents a new hybrid VSC topology (the Star-Switched MMC) – suitable for HVDC applications. The basic structure and operating principles of the topology are described. Control strategies that regulate the power exchanged between the VSC,... Read More about The star-switched MMC (SSMMC): a hybrid VSC for HVDC applications.

Experimental implementation of a linear control technique for a single-phase matrix converter (2016)
Conference Proceeding
Rivera, M., Rojas, S., Wheeler, P., & Yaramasu, V. (2016). Experimental implementation of a linear control technique for a single-phase matrix converter.

This paper describes a matrix converter with a three-phase input and single-phase output that can be used as a building block for high-power cascaded converters. In this paper a sinusoidal pulse width modulation technique with a linear controller is... Read More about Experimental implementation of a linear control technique for a single-phase matrix converter.

Predictive control in matrix converters. Part I, Principles, topologies and applications (2016)
Conference Proceeding
Rivera, M., Wheeler, P., & Olloqui, A. (2016). Predictive control in matrix converters. Part I, Principles, topologies and applications.

This paper presents an overview of the predictive control principles applied to matrix converters and also the different topologies where this control technique is applied. It will be shown that the predictive strategy is a promising alternative to c... Read More about Predictive control in matrix converters. Part I, Principles, topologies and applications.

Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends (2016)
Conference Proceeding
Rivera, M., Wheeler, P., & Olloqui, A. (2016). Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends.

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends.

A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter (2016)
Conference Proceeding
Padmanaban, S., Blaabjerg, F., Wheeler, P., Ojo Olorunfemi, J., & Maroti, P. K. (2016). A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter.

This paper work articulates the novel proposal of double quad-inverter configuration for multilevel twelve-phase open-winding ac converter. Modular power units are developed from reconfigured eight classical three-phase voltage source inverters (VSIs... Read More about A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter.

An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids (2016)
Conference Proceeding
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. (2016). An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids.

Due to the increasing installation of renewable and decentralized power sources, Medium-voltage dc (MVDC) grids has been considered for an alternative application to medium-voltage ac (MVAC) application. Three-phase dual active bridge DC-DC (3DAB) co... Read More about An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids.

A predictive control strategy for a single-phase AC-AC converter (2016)
Conference Proceeding
Rivera, M., Rojas, S., Wheeler, P., & Rodriguez, J. (2016). A predictive control strategy for a single-phase AC-AC converter.

This paper presents a finite control set model predictive current control strategy with a prediction horizon of one sampling time to control the single-phase matrix converter. The proposed current control strategy is based on a prediction calculation... Read More about A predictive control strategy for a single-phase AC-AC converter.

A review of predictive control techniques for matrix converters: part I (2016)
Conference Proceeding
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. (2016). A review of predictive control techniques for matrix converters: part I.

The predictive strategy is a promising alternative to control matrix converters and due to its simplicity and flexibility to include additional aspects in the control, its implementation can be extended to different topologies and industrial applicat... Read More about A review of predictive control techniques for matrix converters: part I.

A review of predictive control techniques for matrix converters: part II (2016)
Conference Proceeding
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. (2016). A review of predictive control techniques for matrix converters: part II.

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about A review of predictive control techniques for matrix converters: part II.

Sizing of power electronics EMC filters using design by optimization methodology (2016)
Conference Proceeding
Schanen, J., Baraston, A., Delhommais, M., Zanchetta, P., & Boroyevich, D. (2016). Sizing of power electronics EMC filters using design by optimization methodology.

This paper proposes a synthesis of EMC filter design method for power electronics converters. It starts with the description of the legacy approach, using the usual Common Mode / Differential Mode decomposition, and underlines the need of symmetry an... Read More about Sizing of power electronics EMC filters using design by optimization methodology.

Low inductance 2.5kV packaging technology for SiC switches (2016)
Conference Proceeding
Mouawad, B., Li, J., Castellazzi, A., Johnson, C. M., Erlbacher, T., & Friedriches, P. (2016). Low inductance 2.5kV packaging technology for SiC switches.

The switching speed of power semiconductors has reached levels where conventional semiconductors packages limit the achievable performance due to relatively high parasitic inductance and capacitance. This paper presents a novel packaging structure wh... Read More about Low inductance 2.5kV packaging technology for SiC switches.

Hybrid converter with series capacitors featuring ultralow added installed power (2015)
Conference Proceeding
Klumpner, C. (2015). Hybrid converter with series capacitors featuring ultralow added installed power.

This presentation shows the progress made on the Hybrid Converter PhD project of Mr S Papadopoulos as of December 2015.

Experimental evaluation of ultrasonic oscillating temperature sensors (UOTS) under cyclically changing temperatures (2015)
Conference Proceeding
Hashmi, A., Kalashnikov, A. N., & Light, R. A. (2015). Experimental evaluation of ultrasonic oscillating temperature sensors (UOTS) under cyclically changing temperatures.

In contrast to most conventional temperature sensors, which need to come to thermal equilibrium with the medium of interest to report its temperature, UOTS interrogate the medium based on the propagation speed of ultrasound, and will return temperatu... Read More about Experimental evaluation of ultrasonic oscillating temperature sensors (UOTS) under cyclically changing temperatures.

Coupling of unstructured TLM and BEM for accurate 2D electromagnetic simulation (2015)
Conference Proceeding
Simmons, D., Cools, K., & Sewell, P. (2015). Coupling of unstructured TLM and BEM for accurate 2D electromagnetic simulation.

In this paper the hybridisation of the 2D time-domain boundary element method (BEM) with the unstructured transmission line method (UTLM) will be introduced, which enables accurate modeling of radiating boundary conditions and plane wave excitations... Read More about Coupling of unstructured TLM and BEM for accurate 2D electromagnetic simulation.

Computer games for user engagement in attention deficit hyperactivity disorder (ADHD) monitoring and therapy (2015)
Conference Proceeding
Craven, M. P., & Groom, M. J. (2015). Computer games for user engagement in attention deficit hyperactivity disorder (ADHD) monitoring and therapy.

State-of-the-art computer games and psychological tests for symptom monitoring and therapy in Attention Deficit Hyperactivity Disorder (ADHD) are explored and reviewed. Three foci for research studies are identified: task (human performance) focus; e... Read More about Computer games for user engagement in attention deficit hyperactivity disorder (ADHD) monitoring and therapy.

Development and testing of an experimental power system fault demonstrator (2015)
Conference Proceeding
Rose, C. J., Thomas, D. W., Sumner, M., & Christopher, E. (2015). Development and testing of an experimental power system fault demonstrator.

In this paper a laboratory demonstrator for the study of power system faults is described. The facility has been developed in order to experimentally investigate a number of fault location and power system protection technologies developed by the aut... Read More about Development and testing of an experimental power system fault demonstrator.

Estimating current derivatives for sensorless motor drive applications (2015)
Conference Proceeding
Hind, D. M., Sumner, M., & Gerada, C. (2015). Estimating current derivatives for sensorless motor drive applications.

The PWM current derivative technique for sensorless control of AC machines requires current derivative measurements under certain PWM vectors. This is often not possible under narrow PWM vectors due to high frequency (HF) oscillations which affect th... Read More about Estimating current derivatives for sensorless motor drive applications.