Skip to main content

Research Repository

Advanced Search

All Outputs (49)

Three‐dimensional damage morphologies of thermomechanically deformed sintered nanosilver die attachments for power electronics modules (2019)
Journal Article
Agyakwa, P., Dai, J., Li, J., Mouawad, B., Yang, L., Corfield, M., & Johnson, C. (2019). Three‐dimensional damage morphologies of thermomechanically deformed sintered nanosilver die attachments for power electronics modules. Journal of Microscopy, 277(3), 140-153. https://doi.org/10.1111/jmi.12803

© 2019 The Authors. Journal of Microscopy published by John Wiley & Sons Ltd on behalf of Royal Microscopical Society. A time-lapse study of thermomechanical fatigue damage has been undertaken using three-dimensional X-ray computer tomography. Morp... Read More about Three‐dimensional damage morphologies of thermomechanically deformed sintered nanosilver die attachments for power electronics modules.

Model-Predictive-Control for Dual-Active-Bridge Converters Supplying Pulsed Power Loads in Naval DC Micro-grids (2019)
Journal Article
Chen, L., Shao, S., Xiao, Q., Tarisciotti, L., Wheeler, P. W., & Dragicevic, T. (2019). Model-Predictive-Control for Dual-Active-Bridge Converters Supplying Pulsed Power Loads in Naval DC Micro-grids. IEEE Transactions on Power Electronics, 35(2), 1957-1966. https://doi.org/10.1109/TPEL.2019.2917450

Pulsed-Power-Loads (PPLs) are becoming prevalent in medium-voltage naval DC micro-grids. To alleviate their effects on the system, energy storages are commonly installed. For optimal performance, their interface converters need to have fast dynamics... Read More about Model-Predictive-Control for Dual-Active-Bridge Converters Supplying Pulsed Power Loads in Naval DC Micro-grids.

A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application (2019)
Conference Proceeding
Lang, X., Yang, T., Enalou, H. B., Li, C., Bozhko, S., & Wheeler, P. (2019). A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application. In Proceedings of 2019 IEEE International Electric Machines & Drives Conference (IEMDC) (1392-1397). https://doi.org/10.1109/IEMDC.2019.8785095

This paper presents a new electricity power generation architecture for the engine system of more electric aircraft (MEA). A starter/generator (SG) is connected to high-pressure (HP) spool, and a generator is attached to low-pressure (LP) spool. Thei... Read More about A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application.

Hybrid photonic-plasmonic platform for high-throughput single-molecule studies (2019)
Journal Article
Mossayebi, M., Parini, A., Wright, A. J., Somekh, M. G., Bellanca, G., & Larkins, E. C. (2019). Hybrid photonic-plasmonic platform for high-throughput single-molecule studies. Optical Materials Express, 9(6), 2511-2522. https://doi.org/10.1364/OME.9.002511

We present the design and numerical characterization of a hybrid photonic-plasmonic nanoresonator comprised of a 2D photonic crystal (PhC) cavity, a gold bowtie nanoantenna (BNA) and a silicon dioxide, SiO2, spacer. This device is designed to serve a... Read More about Hybrid photonic-plasmonic platform for high-throughput single-molecule studies.

Hybrid Magnet - Field Winding Solutions for Exciters of Synchronous Generators (2019)
Conference Proceeding
Decuzzi, G., Nuzzo, S., Bolognesi, P., Giangrande, P., & Galea, M. (2019). Hybrid Magnet - Field Winding Solutions for Exciters of Synchronous Generators. In 2019 IEEE International Electric Machines & Drives Conference (IEMDC) (1458-1463). https://doi.org/10.1109/IEMDC.2019.8785174

For power generation purposes, wound-field synchronous generators are often preferred to permanent magnet machines, due to the need of controlling the field winding voltage and current for guaranteeing a constant voltage at the generator's armature t... Read More about Hybrid Magnet - Field Winding Solutions for Exciters of Synchronous Generators.

Active Thermal Control for Power Converters in Modular Winding Permanent Magnet Synchronous Motor (2019)
Conference Proceeding
Yan, H., Buticchi, G., Yang, J., Zhao, W., Zhang, H., & Gerada, C. (2019). Active Thermal Control for Power Converters in Modular Winding Permanent Magnet Synchronous Motor. In Proceedings - 2019 IEEE 13th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG) (1-6). https://doi.org/10.1109/CPE.2019.8862416

To increase the reliability and reduce the torque ripple, modular winding structure has been employed in the Permanent Magnet Synchronous Motors (PMSMs). However, the reliability of the motor system depends on the lifetime of the power semiconductor... Read More about Active Thermal Control for Power Converters in Modular Winding Permanent Magnet Synchronous Motor.

Extended signal-correction observer and application to aircraft navigation (2019)
Journal Article
Wang, X., & Wang, W. (2019). Extended signal-correction observer and application to aircraft navigation. IEEE Transactions on Industrial Electronics, 67(4), 3149-3156. https://doi.org/10.1109/tie.2019.2912782

An extended signal-correction observer (ES-CO) is presented for signals correction and estimation, which not only can reject the large measurement error, but also the system uncertainty can be estimated, in spite of the existence of intense stochasti... Read More about Extended signal-correction observer and application to aircraft navigation.

Asymmetrical Flux Density Distribution in Stator Teeth of Surface Permanent Magnet Machines (2019)
Conference Proceeding
Sala, G., De Gaetano, D., Degano, M., & Gerada, C. (2019). Asymmetrical Flux Density Distribution in Stator Teeth of Surface Permanent Magnet Machines. In Proceedings - 2019 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD) (29-33). https://doi.org/10.1109/WEMDCD.2019.8887831

This work is showing in detail the flux density behaviour in the stator teeth of a synchronous machine. A 3-phase Surface Permanent Magnet (SPM) motor is considered. These motors are widely employed in applications where high efficiency and power den... Read More about Asymmetrical Flux Density Distribution in Stator Teeth of Surface Permanent Magnet Machines.

Implementation of an Advanced Modelica Library for Evaluation of Inverter Loss Modeling (2019)
Conference Proceeding
Lai, S. C., Ian Hill, C., & Suchato, N. (2019). Implementation of an Advanced Modelica Library for Evaluation of Inverter Loss Modeling. In Proceedings of 2019 IEEE Texas Power and Energy Conference (TPEC) (1-6). https://doi.org/10.1109/TPEC.2019.8662144

This paper introduces a newly developed Power Electronic Inverter library in Modelica. The library has different levels of complexity to approximate the power losses in the power inverter. In addition, it provides two different modelling domains (ABC... Read More about Implementation of an Advanced Modelica Library for Evaluation of Inverter Loss Modeling.