All Outputs (822)

Packaging/assembling technologies for a high performance SiC-based planar power module
Conference Proceeding
Li, J., Agyakwa, P., Evans, P., Johnson, C. M., Zhao, Y., Wu, Y., & Evans, K. (in press). Packaging/assembling technologies for a high performance SiC-based planar power module.

This work is to investigate the relevant packaging / assembling technologies for developing a SiC-based planar power module which is aimed to meet the requirements such as operating temperature of -60 °C to 200 °C, SiC devices connected to 540 V DC b... Read More about Packaging/assembling technologies for a high performance SiC-based planar power module.

From SnappyApp to Screens in the Wild: gamifying an Attention Hyperactivity Deficit Disorder continuous performance test for public engagement and awareness
Book Chapter
Craven, M. P., Young, Z., Simons, L., Schnädelbach, H., & Gillott, A. From SnappyApp to Screens in the Wild: gamifying an Attention Hyperactivity Deficit Disorder continuous performance test for public engagement and awareness. In 2014 International Conference on Interactive Technologies and Games, ITAG 2014: 16-17 October 2014, Nottingham, Nottinghamshire, United Kingdom. IEEE. https://doi.org/10.1109/iTAG.2014.12

Attention Deficit Hyperactivity Disorder (ADHD) is a neurodevelopmental condition that is characterised by three core behaviours: inattention, hyperactivity and impulsivity. It is typically thought that around 3-5% of school aged children have ADHD,... Read More about From SnappyApp to Screens in the Wild: gamifying an Attention Hyperactivity Deficit Disorder continuous performance test for public engagement and awareness.

Assessing the benefits of installing energy storage in a household equipped with photovoltaic panels
Conference Proceeding
Klumpner, C., & El Boudali, A. (in press). Assessing the benefits of installing energy storage in a household equipped with photovoltaic panels.

This paper evaluates the technical and financial impact of installing energy storage in a house equipped with Photovoltaic (PV) panels subject to the Feed-In Tariff (FIT). An additional benefit of installing energy storage is the possibility to purch... Read More about Assessing the benefits of installing energy storage in a household equipped with photovoltaic panels.

Hybrid half-bridge package for high voltage application
Conference Proceeding
Mouawad, B., Li, J., Castellazzi, A., & Johnson, C. M. (in press). Hybrid half-bridge package for high voltage application.

3D power module structures allow for better cooling and lower parasitic inductances compared with the classical planar technology. In this paper, we present a hybrid half-bridge in a 3D packaging configuration, dedicated for high voltage application.... Read More about Hybrid half-bridge package for high voltage application.

Finite control set model predictive control for grid-tied quasi-Z-source based multilevel inverter
Conference Proceeding
Trabelsi, M., Bayhan, S., Abu-Rub, H., Ben-Brahim, L., & Zanchetta, P. (in press). Finite control set model predictive control for grid-tied quasi-Z-source based multilevel inverter.

In this paper, a finite control set Model Predictive Control (MPC) for grid-tie quasi-Z-Source (qZS) based multilevel inverter is proposed. The proposed Power Conditioning System (PCS) consists of a single-phase 2-cell Cascaded H-Bridge (CHB) inverte... Read More about Finite control set model predictive control for grid-tied quasi-Z-source based multilevel inverter.

Low parasitic inductance multi-chip SiC devices packaging technology
Conference Proceeding
Li, J., Mouawad, B., Castellazzi, A., Friedrichs, P., & Johnson, C. M. (in press). Low parasitic inductance multi-chip SiC devices packaging technology.

This paper presents a novel packaging structure which employs stacked substrate and flexible printed circuit board (PCB) to obtain very low parasitic inductance and hence feature high switching speed SiC power devices. A half-bridge module aimed at b... Read More about Low parasitic inductance multi-chip SiC devices packaging technology.

Computer aided optimal design of high power density EMI filters
Conference Proceeding
Ala, G., Giaconia, G., Giglia, G., Di Piazza, M., Luna, M., Vitale, G., & Zanchetta, P. (in press). Computer aided optimal design of high power density EMI filters.

Power density of power converter systems is becoming an increasing crucial design constraint for a wide range of technical applications. Size reduction of EMI filter in power converters is an important challenge due to its significant impact on the o... Read More about Computer aided optimal design of high power density EMI filters.

Analysis of a near field MIMO wireless channel using 5.6 GHz dipole antennas
Conference Proceeding
Maricar, M. I., Gradoni, G., Greedy, S., Ivrlac, M. T., Nossek, J. A., Phang, S., …Thomas, D. W. (in press). Analysis of a near field MIMO wireless channel using 5.6 GHz dipole antennas.

Understanding the impact of interference upon the performance of a multiple input multiple output (MIMO) based device is of paramount importance in ensuring a design is both resilient and robust. In this work the effect of element-element interferenc... Read More about Analysis of a near field MIMO wireless channel using 5.6 GHz dipole antennas.

Selection of materials for IGBT modules to achieve stable short circuit failure behaviour
Conference Proceeding
Li, J., Yaqub, I., & Johnson, C. M. (in press). Selection of materials for IGBT modules to achieve stable short circuit failure behaviour.

IGBT modules which can fail to stable short circuit mode have great allocations in electricity network related fields. Sn3.5Ag solder joint and sintered Ag joint for the die attachment and Mo, Cu, Sn3.5Ag, Al and Ag foils for the top side insert mate... Read More about Selection of materials for IGBT modules to achieve stable short circuit failure behaviour.

Reliable integration of a high performance multi-chip half-bridge SiC power module
Conference Proceeding
Mouawad, B., Li, J., Castellazzi, A., & Johnson, C. M. (in press). Reliable integration of a high performance multi-chip half-bridge SiC power module.

Silicon carbide (SiC) devices have been adopted to push the boundaries further in terms of power density, conversion efficiency, switching speed or thermal capability. To have the benefit of such semiconductors, new packaging should be developed to m... Read More about Reliable integration of a high performance multi-chip half-bridge SiC power module.

Integrated output filter inductor for permanent magnet motor drives
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Wheeler, P., & Patel, C. (in press). Integrated output filter inductor for permanent magnet motor drives.

This paper presents a novel approach to integrate the output filter inductor in permanent magnet synchronous motor (PMSM) drive system. The integrated output filter inductor is based on utilizing the motor magnetics as a filter inductance instead of... Read More about Integrated output filter inductor for permanent magnet motor drives.

Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off
Conference Proceeding
Bertola, L., Cox, T., Wheeler, P., & Garvey, S. D. (in press). Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off.

This paper compares three possible linear motor topologies for an electromagnetic launch system to assist civil aircraft take-off. Assisted launch of civil aircraft has the potential of reducing the required runway length, reducing noise and emission... Read More about Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off.

More electric aircraft starter-generator system with utilization of hybrid modulated model predictive control
Conference Proceeding
Yoeh, S. S., Yang, T., Tarisciotti, L., Hill, C. I., & Bozhko, S. (in press). More electric aircraft starter-generator system with utilization of hybrid modulated model predictive control.

The current trend for future aircraft is the adoption of the More Electric Aircraft (MEA) concept. The electrical based starter-generator (S/G) system is one of the core ideas from the MEA concept. The PI based control scheme has been investigated in... Read More about More electric aircraft starter-generator system with utilization of hybrid modulated model predictive control.

Nonlinear aircraft engine model for future integrated power center development
Conference Proceeding
Enalou, H., Rashed, M., Kulsangcharoen, P., Hill, C. I., & Bozhko, S. (in press). Nonlinear aircraft engine model for future integrated power center development.

Aircraft engines, the prime source of on-board power, play a vital role within the electrical power generation system. In literature these are considerably simplified to rudimentary engine speed. In this paper, a nonlinear zero-dimension (0-D) order... Read More about Nonlinear aircraft engine model for future integrated power center development.

Threshold preservation of PT-resonant structures in realistic-dispersive medium
Conference Proceeding
Phang, S., Vukovic, A., Creagh, S. C., Benson, T. M., Sewell, P., & Gradoni, G. Threshold preservation of PT-resonant structures in realistic-dispersive medium.

The impact of material dispersion in the performance of parity-time (PT) symmetric coupled microresonators is studied. The eigenfrequencies of the coupled PT-system are analysed for different dispersion parameter. We show that realistic dispersion pr... Read More about Threshold preservation of PT-resonant structures in realistic-dispersive medium.

Intergenerational interpretation of the Internet of Things
Book
Brown, M., Coughlan, T., Lawson, G., Mortier, R., Houghton, R., & Goulden, M. Intergenerational interpretation of the Internet of Things. Horizon Digital Economy Reseearch Institute. Manuscript submitted for publication

This report investigates how different generations within a household interpret individual members’ data generated by the Internet of Things (IoT). Adopting a mixed methods approach, we are interested in interpretations of the IoT by teenagers, thei... Read More about Intergenerational interpretation of the Internet of Things.

A hybrid neural network/rule-based technique for on-line gesture and hand-written character recognition
Conference Proceeding
Craven, M. P., Curtis, K. M., Hayes-Gill, B. H., & Thursfield, C. A hybrid neural network/rule-based technique for on-line gesture and hand-written character recognition.

A technique is presented which combines rule-based and neural network pattern recognition methods in an integrated system in order to perform learning and recognition of hand-written characters and gestures in realtime. The GesRec system is introd... Read More about A hybrid neural network/rule-based technique for on-line gesture and hand-written character recognition.

Multiple channel crosstalk removal using limited connectivity neural networks
Conference Proceeding
Craven, M. P., Curtis, K. M., & Hayes-Gill, B. R. Multiple channel crosstalk removal using limited connectivity neural networks.

Limited connectivity neural network architectures are investigated for the removal of crosstalk in systems using mutually overlapping sub-channels for the communication of multiple signals, either analogue or digital. The crosstalk error is modelled... Read More about Multiple channel crosstalk removal using limited connectivity neural networks.

Parity-Time coupled microresonators: Kramers-Kronig limitation
Conference Proceeding
Phang, S., Vukovic, A., Creagh, S. C., Sewell, P., Gradoni, G., & Benson, T. M. Parity-Time coupled microresonators: Kramers-Kronig limitation.

In this talk, we use a KKE argument to show that the presence of dispersion alters the eigen-frequencies of coupled PT coupled microresonators, so that their eigen-frequencies are no longer complex conjugates after the EP.

Coupled parity-time symmetric cavities: results from transmission line modelling simulations
Conference Proceeding
Phang, S., Vukovic, A., Creagh, S., Sewell, P. D., Gradoni, G., & Benson, T. M. (2015). Coupled parity-time symmetric cavities: results from transmission line modelling simulations.

This paper studies the impact of a dispersive gain/loss material model on Parity-Time (PT) coupled microresonator cavity structures using the time-domain Transmission-Line Modelling method. A modal analysis is also performed to compare the modal comp... Read More about Coupled parity-time symmetric cavities: results from transmission line modelling simulations.