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All Outputs (83)

Automated characterisation of multi-view fringe projection system for three- dimensional measurement of additively manufactured parts (2019)
Conference Proceeding
Leach, R. K., Shaheen, A., Piano, S., Sims-Waterhouse, D., & Bointon, P. (2019). Automated characterisation of multi-view fringe projection system for three- dimensional measurement of additively manufactured parts

Digital fringe projection is a non-contact method that is widely used for the dimensional characterisation of complex manufactured parts. However, single camera-projector fringe projection systems struggle to acquire the full three-dimensional point... Read More about Automated characterisation of multi-view fringe projection system for three- dimensional measurement of additively manufactured parts.

Metaheuristic optimisation of sound absorption performance of multilayered porous materials (2019)
Conference Proceeding
Ramamoorthy, V. T., Özcan, E., Parkes, A. J., Luc, J., & Bécot, F. (2019). Metaheuristic optimisation of sound absorption performance of multilayered porous materials. In Proceedings of the ICA 2019 and EAA Euroregio 23rd International Congress on Acoustics, integrating 4th EAA Euroregio 2019 9 - 13 September 2019, Aachen, Germany (3213-3220)

The optimization of multilayered-sound-packaging is a challenging task which involves searching the best/op-timal settings for a number of acoustic parameters. The search space size becomes too large to handle by brute force, as the number of those p... Read More about Metaheuristic optimisation of sound absorption performance of multilayered porous materials.

Optimal Ultrasonic Sensor Configuration for Plate-Like Structures Using the Value of Information (2019)
Conference Proceeding
Cantero-Chinchilla, S., Chiachío, J., Chiachío, M., Chronopoulos, D., Jones, A., Essa, Y., & de la Escalera, F. M. (2019). Optimal Ultrasonic Sensor Configuration for Plate-Like Structures Using the Value of Information. In Structural Health Monitoring 2019 Enabling Intelligent Life-cycle Health Management for Industry Internet of Things (IIOT): Proceedings of 12th International Workshop on Structural Health Monitoring (1455-1462). https://doi.org/10.12783/shm2019/32267

Condition-based maintenance is based on reliable and effective structural health monitoring systems able to provide accurate information about the health condition of a structure. Among the factors that influence the accuracy and reliability of such... Read More about Optimal Ultrasonic Sensor Configuration for Plate-Like Structures Using the Value of Information.

Ultrasonic Guided-Wave Based System Identification for Beams (2019)
Conference Proceeding
MALIK, M. K., CHINCHILLA, S. C., CHRONOPOULOS, D., CHIACHIAO, J., & ESSA, Y. (2019). Ultrasonic Guided-Wave Based System Identification for Beams. In Structural Health Monitoring 2019 : Enabling Intelligent Life-cycle Health Management for Industry Internet of Things (IIOT) : Proceedings of the Twelfth International Workshop on Structural Health Monitoring, September 10–12, 2019 (2313-2320). https://doi.org/10.12783/shm2019/32371

© 2019 by DEStech Publications, Inc. All rights reserved. Structural health monitoring (SHM) usually requires several stages of information, starting from damage detection, localisation, and identification. Ultrasonic guided waves can travel long dis... Read More about Ultrasonic Guided-Wave Based System Identification for Beams.

Modelling Fringe Projection Based on Linear Systems Theory and Geometric Transformation (2019)
Conference Proceeding
Gayton, G., Su, R., & Leach, R. (2019). Modelling Fringe Projection Based on Linear Systems Theory and Geometric Transformation

Fringe projection measurement techniques offer fast, non-contact measurements of the surface form of manufactured parts at relatively low cost. Recent advances in fringe projection have reduced measurement errors from effects such as multiple surface... Read More about Modelling Fringe Projection Based on Linear Systems Theory and Geometric Transformation.

Simplified Lumped Parameter Thermal Network for Short-Duty Dual Three-Phase Permanent Magnet Machines (2019)
Conference Proceeding
Giangrande, P., Madonna, V., Zhao, W., Wang, Y., Gerada, C., & Galea, M. (2019). Simplified Lumped Parameter Thermal Network for Short-Duty Dual Three-Phase Permanent Magnet Machines. In Proceedings of 2019 22nd International Conference on Electrical Machines and Systems (ICEMS) (1-6). https://doi.org/10.1109/ICEMS.2019.8922309

© 2019 IEEE. Electrical machines are progressively being employed in an ever-increasing number of safety-critical applications (e.g. aerospace and automotive), which demand high performance as well as reliability features. The modular structure and t... Read More about Simplified Lumped Parameter Thermal Network for Short-Duty Dual Three-Phase Permanent Magnet Machines.

Insulation Capacitance as Diagnostic Marker for Thermally Aged, Low Voltage Electrical Machines (2019)
Conference Proceeding
Madonna, V., Giangrande, P., Zhao, W., Wang, Y., Zhang, H., & Galea, M. (2019). Insulation Capacitance as Diagnostic Marker for Thermally Aged, Low Voltage Electrical Machines. In Proceedings of 2019 22nd International Conference on Electrical Machines and Systems (ICEMS) (1-5). https://doi.org/10.1109/ICEMS.2019.8921657

© 2019 IEEE. Thermal aging is considered as the principal insulation stress factor in low voltage electrical machines (EMs). Once the insulation reaches its end-of-life, a complete EM out of service can be caused within few operating cycles/hours. In... Read More about Insulation Capacitance as Diagnostic Marker for Thermally Aged, Low Voltage Electrical Machines.

Modelling and Analysis of an Aircraft On-board Electric Taxiing System (2019)
Conference Proceeding
Lukic, M., Giangrande, P., Klumpner, C., & Galea, M. (2019). Modelling and Analysis of an Aircraft On-board Electric Taxiing System. In Proceedings of 2019 22nd International Conference on Electrical Machines and Systems (ICEMS) (1-6). https://doi.org/10.1109/ICEMS.2019.8921709

This paper presents a model that enables analysis and design validation of an aircraft on-board electric taxiing system. A detailed model, which includes power electronics, electrical machine and mechanical drivetrain, is first developed and discusse... Read More about Modelling and Analysis of an Aircraft On-board Electric Taxiing System.

Equivalent Slot Thermal Conductivity and Back-iron Extension Effects on Machine Cooling (2019)
Conference Proceeding
Zhang, F., Gerada, D., Xu, Z., Zhang, H., & Gerada, C. (2019). Equivalent Slot Thermal Conductivity and Back-iron Extension Effects on Machine Cooling. In Proceedings of 2019 22nd International Conference on Electrical Machines and Systems (ICEMS). https://doi.org/10.1109/ICEMS.2019.8921725

Back-iron Extension (BIE) is an effective thermal management technique which reduces the winding temperatures by projecting part of the back iron into the center of slot, thereby shortening the heat transfer path between the coil and back iron. Based... Read More about Equivalent Slot Thermal Conductivity and Back-iron Extension Effects on Machine Cooling.

Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes (2019)
Conference Proceeding
Guo, F., Yang, T., Bozhko, S., & Wheeler, P. (2019). Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes. In Proceedings of the 2019 IEEE 12th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (405-411). https://doi.org/10.1109/DEMPED.2019.8864839

Open-switch fault accounts for large proportions among failures in power conversion system. Previously, fault defection methods are carried out by researches from transient period or circuit configuration with complicated algorithms. This paper revea... Read More about Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes.

Performance Improvement of >10kV SiC IGBTs with Retrograde p-Well (2019)
Conference Proceeding
Tiwari, A. K., Antoniou, M., Lophitis, N., Perkins, S., Trajkovic, T., Trajkovic, T., & Udrea, F. (2019). Performance Improvement of >10kV SiC IGBTs with Retrograde p-Well. In P. M. Gammon, V. A. Shah, R. A. McMahon, M. R. Jennings, O. Vavasour, P. A. Mawby, & F. Padfield (Eds.), Proceedings of 12th European Conference on Silicon Carbide and Related Materials (ECSCRM 2018) (639-642). https://doi.org/10.4028/www.scientific.net/MSF.963.639

A p-well consisting of a retrograde doping profile is investigated for performance improvement of >10kV SiC IGBTs. The retrograde p-well, which can be realized using low-energy shallow implants, effectively addresses the punch-through, a common issue... Read More about Performance Improvement of >10kV SiC IGBTs with Retrograde p-Well.

High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System (2019)
Conference Proceeding
Lian, Z., Ren, Y., Koh, K. S., He, J., Chen, G. Z., & Yang, X. (2019). High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System. In ASME 2019 6th International Conference on Micro/Nanoscale Heat and Mass Transfer. https://doi.org/10.1115/MNHMT2019-4263

Copyright © 2019 ASME Needle-based microfluidic system that comprised of needle-based microfluidic devices (NBMD) in parallel connection was employed to generate polydimethylsiloxane (PDMS) microdroplets using oil-in-water (O/W) single emulsion templ... Read More about High Throughput Fabrication of Microdroplets Using Needle Based Microfluidic System.

Towards a streamlined stacking sequence optimisation methodology for blended composite aircraft structures (2019)
Conference Proceeding
Ntourmas, G., Özcan, E., Chronopoulos, D., Glock, F., & Daoud, F. (2019). Towards a streamlined stacking sequence optimisation methodology for blended composite aircraft structures. In Proceedings of 8th European Conference for Aeronautics and Aerospace Sciences (EUCASS)

In order to fully exploit the benefits provided by using composite materials in large scale aerospace structures, more efficient detailed design optimisation techniques need to be developed. In the present work, the optimisation procedure is split up... Read More about Towards a streamlined stacking sequence optimisation methodology for blended composite aircraft structures.

New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations (2019)
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Rivera, M., & Wheeler, P. (2019). New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations. In Proceedings 2019 IEEE 28th International Symposium on Industrial Electronics (2653-2658). https://doi.org/10.1109/ISIE.2019.8781382

Requiring a high number of power switches and their rating are the main limitations of multilevel converters in medium-voltage applications. The main objective of this paper is, introduce a reduced asymmetric basic module (RABM) for cascaded multilev... Read More about New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations.

Uncertainty quantification in ultrasonic guided-waves based damage localization (2019)
Conference Proceeding
Cantero-Chinchilla, S., Chiachío, J., Chiachío, M., Chronopoulos, D., Jones, A., Essa, Y., & Martín De La Escalera, F. (2019). Uncertainty quantification in ultrasonic guided-waves based damage localization.

Bayesian methods for inverse problems offer higher robustness to noise and uncertainty than deterministic, yet accurate, inference methods. Both types of techniques typically focus on finding optimal model parameters that minimize an objective functi... Read More about Uncertainty quantification in ultrasonic guided-waves based damage localization.

Prediction of Film Thickness of an Aero-Engine Bearing Chamber using Coupled VOF and Thin Film Model (2019)
Conference Proceeding
Singh, K., Sharabi, M., Ambrose, S., Eastwick, C., & Jefferson-Loveday, R. J. (2019). Prediction of Film Thickness of an Aero-Engine Bearing Chamber using Coupled VOF and Thin Film Model. In Proceedings of ASME Turbo Expo 2019 Turbomachinery Technical Conference & Exposition

In the present work, a coupled volume-of-fluid (VOF) model with Eulerian thin-film model (ETFM) approach is used to predict the film thickness in an aero-engine bearing chamber. Numerical studies are conducted for a wide range of shaft speeds with lu... Read More about Prediction of Film Thickness of an Aero-Engine Bearing Chamber using Coupled VOF and Thin Film Model.

Assessment of an Enhanced Thin Film Model to Capture Wetting and Drying Behavior in an Aero-Engine Bearing Chamber (2019)
Conference Proceeding
Singh, K., Sharabi, M., Ambrose, S., Eastwick, C., Jefferson-Loveday, R., Cao, J., & Jacobs, A. (2019). Assessment of an Enhanced Thin Film Model to Capture Wetting and Drying Behavior in an Aero-Engine Bearing Chamber. In Proceedings of ASME Turbo Expo 2019 Turbomachinery Technical Conference & Exposition

In the present work, a wetting and drying model is coupled with Eulerian Thin-Film model (ETFM) to analyze the wetting and drying behavior inside the bearing chamber. In the enhanced model, an additional source term is included to account for the con... Read More about Assessment of an Enhanced Thin Film Model to Capture Wetting and Drying Behavior in an Aero-Engine Bearing Chamber.