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A Rainbow Metamaterial For Broadband Multi-frequency Vibration Suppression (2019)
Conference Proceeding
Meng, H., Chronopoulos, D., & Fabro, A. T. (2019). A Rainbow Metamaterial For Broadband Multi-frequency Vibration Suppression

In this study, we propose a rainbow metamaterial to achieve multi-frequency broadband vibration suppression. A U-shaped beam is partitioned into subspace by parallel baffle plates. Cantilever-mass microstructures are then attached to the each subspac... Read More about A Rainbow Metamaterial For Broadband Multi-frequency Vibration Suppression.

Image processing algorithm to determine an optimised 2D laser cutting trajectory (2019)
Conference Proceeding
Syam, W. P., Bansal, R., Benardos, P., Britchford, E., Hopkinson, A., Voisey, K., & Branson, D. T. (2019). Image processing algorithm to determine an optimised 2D laser cutting trajectory. In Proceedings of 25th IEEE International Conference on Automation & Computing (ICAC'19) (1-6)

Laser cutting processes offer high-quality and fast cutting capability across a wide variety of materials, including metals, plastics and organic tissues. To enable 2D laser cutting process, a set of (x, y) Cartesian coordinates that form a cutting t... Read More about Image processing algorithm to determine an optimised 2D laser cutting trajectory.

Automated HF Modelling of Induction Machines Considering the Effects of Aging (2019)
Conference Proceeding
Leuzzi, R., Monopoli, V. G., Cupertino, F., & Zanchetta, P. (2019). Automated HF Modelling of Induction Machines Considering the Effects of Aging. In Proceedings: 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (3117-3122). https://doi.org/10.1109/ECCE.2019.8913299

The use of wide bandgap semiconductor devices, such as SiC and GaN MOSFETs, in high-frequency converters introduces new challenges for the design of electric drives. The very fast switching transient of which these devices are capable, in fact, can b... Read More about Automated HF Modelling of Induction Machines Considering the Effects of Aging.

Reuse of a Damaged Permanent Magnet Synchronous Motor for Torque Ripple and Acoustic Noise Elimination using a Novel Repetitive Observer (2019)
Conference Proceeding
Tang, M., Odhano, S., Formentini, A., & Zanchetta, P. (2019). Reuse of a Damaged Permanent Magnet Synchronous Motor for Torque Ripple and Acoustic Noise Elimination using a Novel Repetitive Observer. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (334-338). https://doi.org/10.1109/ECCE.2019.8912822

A permanent magnet synchronous motor (PMSM) has its bearing damaged and is irreversibly demagnetized due to overcurrent. Due to the changes in its electromagnetic configuration, the motor suffers from extremely high torque ripple, which produces into... Read More about Reuse of a Damaged Permanent Magnet Synchronous Motor for Torque Ripple and Acoustic Noise Elimination using a Novel Repetitive Observer.

Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks (2019)
Conference Proceeding
Li, K., Dewar, D., Formentini, A., Zanchetta, P., & Wheeler, P. (2019). Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (4840-4845). https://doi.org/10.1109/ECCE.2019.8912832

The increasing use of power electronics systems and distributed generation in modern power networks has raised important issues regarding the effects that inter-connected converters systems can have on the performance and stability of the whole grid.... Read More about Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks.

Impact of Converters Interactions on Control Design in a Power Electronics Dense Network: Application to More Electric Aircraft (2019)
Conference Proceeding
Czerniewski, B., Formentini, A., Dewar, D., Zanchetta, P., & Schanen, J. (2019). Impact of Converters Interactions on Control Design in a Power Electronics Dense Network: Application to More Electric Aircraft. In 2019 21st European Conference on Power Electronics and Applications (EPE '19 ECCE Europe). https://doi.org/10.23919/EPE.2019.8915020

The aim of the work described in this paper is to analyze the impact that converters interactions, in a power electronics embedded grid, have on the control performance of each subsystem, with particular focus on More Electric Aircraft (MEA) applicat... Read More about Impact of Converters Interactions on Control Design in a Power Electronics Dense Network: Application to More Electric Aircraft.

Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations (2019)
Conference Proceeding
Ahumada, C., & Wheeler, P. (2019). Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (5870-5877). https://doi.org/10.1109/ECCE.2019.8912476

The drivetrain of most aircraft engines, which links the electrical generators to the engine, is relatively flexible and has vibration modes with values below 100 Hz. Consequently, torsional vibrations can be excited by the sudden connection or disco... Read More about Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations.

Advantages of Communication in Double Three-Phase Surface Permanent Magnet Machines Fed by Independent Inverters (2019)
Conference Proceeding
Sala, G., Mengoni, M., Tani, A., Galassini, A., & Degano, M. (2019). Advantages of Communication in Double Three-Phase Surface Permanent Magnet Machines Fed by Independent Inverters. In 2019 21st European Conference on Power Electronics and Applications (EPE '19 ECCE Europe)https://doi.org/10.23919/EPE.2019.8915155

This paper deals with a double three-phase Surface Permanent Magnet (SPM) drive where two independent three-phase inverters are supplying the same electrical machine. This work highlights how the magnetic coupling of the two windings affects the cont... Read More about Advantages of Communication in Double Three-Phase Surface Permanent Magnet Machines Fed by Independent Inverters.

Ant colony optimisation for community pharmacy dispensing process based on in-field observations (2019)
Conference Proceeding
Naybour, M., Remenyte-Prescott, R., & Boyd, M. (2019). Ant colony optimisation for community pharmacy dispensing process based on in-field observations. In M. Beer, & E. Zio (Eds.), Proceedings of the 29th European Safety and Reliability Conference (ESREL 2019), 4249-4257. https://doi.org/10.3850/978-981-11-2724-3_+0465-cd

The community pharmacy dispensing process is an integral part of delivering effective primary care to patients around the world. However, dispensing error rates and related patient safety issues are always a concern in the sector, where studies have... Read More about Ant colony optimisation for community pharmacy dispensing process based on in-field observations.

Aerospace Sealing Technology for Maintenance, Repair and Overhaul of Engines: a Review (2019)
Conference Proceeding
Shabbir, S., Garvey, S., & Dakka, S. M. (2019). Aerospace Sealing Technology for Maintenance, Repair and Overhaul of Engines: a Review.

Given the current rate of growth of gas turbine engines in the aerospace industry, the development of efficient and advanced sealing technology to cater to the harsh operating conditions of the aero-engines is crucial. In addition to developing low-l... Read More about Aerospace Sealing Technology for Maintenance, Repair and Overhaul of Engines: a Review.

Probabilistic Modelling for Frequency Response Functions and Transmissibility Functions with Complex Ratio Statistics (2019)
Conference Proceeding
Zhao, M., Yan, W., Ren, W., & Beer, M. (2019). Probabilistic Modelling for Frequency Response Functions and Transmissibility Functions with Complex Ratio Statistics. In M. Beer, & E. Zio (Eds.), Proceedings of the 29th European Safety and Reliability Conference (ESREL), (2714-2719)

The distributions of ratios of random variables arise in many applied problems such as in structural dynamics working with frequency response functions (FRFs) and transmissibility functions (TFs). When analysing the distribution properties of ratio r... Read More about Probabilistic Modelling for Frequency Response Functions and Transmissibility Functions with Complex Ratio Statistics.

Efficient risk based optimization of large system models using a reduced petri net methodology (2019)
Conference Proceeding
Naybour, S., Andrews, J., & Chiachio-Ruano, M. (2019). Efficient risk based optimization of large system models using a reduced petri net methodology. In M. Beer, & E. Zio (Eds.), Proceedings of the 29th European Safety and Reliability Conference (ESREL 2019), 826-834. https://doi.org/10.3850/978-981-11-2724-3_+0212-cd

The methodology presented in this paper is a two-stage optimization approach that can be applied to large system level models, in this case using a Stochastic Petri Net (SPN) framework, to produce an equivalent model response at a reduced computation... Read More about Efficient risk based optimization of large system models using a reduced petri net methodology.

A petri net methodology for modelling the maintenance of railway route sections (2019)
Conference Proceeding
Litherland, J., & Andrews, J. (2019). A petri net methodology for modelling the maintenance of railway route sections. In M. Beer, & E. Zio (Eds.), Proceedings of the 29th European Safety and Reliability Conference (ESREL 2019), 452-460. https://doi.org/10.3850/978-981-11-2724-3_+0137-cd

Railway utilization is increasing. In 2017-18 there were over 1.7 billion passenger journeys made on the UK railway network, more than double the number made in 1995. Therefore getting maximum performance from the existing network by streamlining mai... Read More about A petri net methodology for modelling the maintenance of railway route sections.

Development of an extended RAMS framework for railway networks (2019)
Conference Proceeding
Litherland, J., Calvert, G., Andrews, J., & Kirwan, A. (2019). Development of an extended RAMS framework for railway networks. In M. Beer, & E. Zio (Eds.), Proceedings of the 29th European Safety and Reliability Conference (ESREL 2019), 3489-3497. https://doi.org/10.3850/978-981-11-2724-3_+0124-cd

Railway asset managers have finite resources which requires them to make strategic decisions on where, when and how the available budget will be spent on the railway, while ensuring safety limits are maintained and a high level of performance is deli... Read More about Development of an extended RAMS framework for railway networks.

Lessons from Oz: design guidelines for automotive conversational user interfaces (2019)
Conference Proceeding
Large, D. R., Burnett, G., & Clark, L. (2019). Lessons from Oz: design guidelines for automotive conversational user interfaces. In AutomotiveUI '19: Proceedings of the 11th International Conference on Automotive User Interfaces and Interactive Vehicular Applications: Adjunct Proceedings (335-340). https://doi.org/10.1145/3349263.3351314

This paper draws from literature and our experience of conducting Wizard-of-Oz (WoZ) studies using natural language, conversational user interfaces (CUIs) in the automotive domain. These studies have revealed positive effects of using in-vehicle CUIs... Read More about Lessons from Oz: design guidelines for automotive conversational user interfaces.

To Please in a Pod: Employing an Anthropomorphic Agent-Interlocutor to Enhance Trust and User Experience in an Autonomous, Self-Driving Vehicle (2019)
Conference Proceeding
Large, D., Harrington, K., Burnett, G., Luton, J., Thomas, P., & Bennett, P. (2019). To Please in a Pod: Employing an Anthropomorphic Agent-Interlocutor to Enhance Trust and User Experience in an Autonomous, Self-Driving Vehicle. In AutomotiveUI'19 Proceedings of the 11th International Conference on Automotive User Interfaces and Interactive Vehicular Applications (49-59). https://doi.org/10.1145/3342197.3344545

Recognising that one of the aims of conversation is to build, maintain and strengthen positive relationships with others, the study explores whether passengers in an autonomous vehicle display similar behaviour during transactions with an on-board co... Read More about To Please in a Pod: Employing an Anthropomorphic Agent-Interlocutor to Enhance Trust and User Experience in an Autonomous, Self-Driving Vehicle.

A Longitudinal Simulator Study to Explore Drivers’ Behaviour in Level 3 Automated Vehicles (2019)
Conference Proceeding
Large, D. R., Burnett, G., Salanitri, D., Lawson, A., & Box, E. (2019). A Longitudinal Simulator Study to Explore Drivers’ Behaviour in Level 3 Automated Vehicles. In AutomotiveUI '19 : Proceedings of the 11th International Conference on Automotive User Interfaces and Interactive Vehicular Applications (222-232). https://doi.org/10.1145/3342197.3344519

In a longitudinal study, 49 drivers undertook a commute-style journey, with part of the route supporting level-3 automation, over five consecutive days. Bespoke HMIs were provided to keep drivers in-the-loop during automation, and help them regain si... Read More about A Longitudinal Simulator Study to Explore Drivers’ Behaviour in Level 3 Automated Vehicles.

A New Capacitor Voltage Balancing Method for Trapezoidal Operation of Modular Multilevel DC-DC Converters (2019)
Conference Proceeding
Saleh, B. M., Costabeber, A., Watson, A., Tardelli, F., & Clare, J. (2019). A New Capacitor Voltage Balancing Method for Trapezoidal Operation of Modular Multilevel DC-DC Converters. In 2019 21st European Conference on Power Electronics and Applications (EPE '19 ECCE Europe) (1-9). https://doi.org/10.23919/EPE.2019.8915177

© 2019 EPE Association. In this paper, a new submodule (SM) capacitor voltage balancing algorithm is proposed for the trapezoidal operation of a Modular Multilevel DC-DC converter (MMC-DC-DC) for HVDC/MVDC. Trapezoidal wave-shaping leads to SM switch... Read More about A New Capacitor Voltage Balancing Method for Trapezoidal Operation of Modular Multilevel DC-DC Converters.

Comparison of two noise reduction methods in coherence scanning interferometry for surface measurement (2019)
Conference Proceeding
Gomez, C., Su, R., Lawes, S., & Leach, R. (2019). Comparison of two noise reduction methods in coherence scanning interferometry for surface measurement

Coherence scanning interferometry (CSI) can measure relatively flat surfaces with sub-nanometre precision, but the measurement noise may increase significantly if the intensity of the interferometric signal reduces when measuring non-flat surfaces or... Read More about Comparison of two noise reduction methods in coherence scanning interferometry for surface measurement.