All Outputs (404)

Voice restoration after laryngectomy based on magnetic sensing of articulator movement and statistical articulation-to-speech conversion
Presentation / Conference Contribution
Gonzalez, J. A., Cheah, L. A., Gilbert, J. M., Bai, J., Ell, S. R., Green, P. D., & Moore, R. K. Voice restoration after laryngectomy based on magnetic sensing of articulator movement and statistical articulation-to-speech conversion. Presented at Biomedical Engineering Systems and Technologies 9th International Joint Conference, BIOSTEC 2016, Rome, Italy

© Springer International Publishing AG 2017. In this work, we present a silent speech system that is able to generate audible speech from captured movement of speech articulators. Our goal is to help laryngectomy patients, i.e. patients who have lost... Read More about Voice restoration after laryngectomy based on magnetic sensing of articulator movement and statistical articulation-to-speech conversion.

Towards an intraoral-based silent speech restoration system for post-laryngectomy voice replacement
Presentation / Conference Contribution
Cheah, L. A., Gilbert, J. M., Gonzalez, J. A., Bai, J., Ell, S. R., Green, P. D., & Moore, R. K. Towards an intraoral-based silent speech restoration system for post-laryngectomy voice replacement. Presented at International Joint Conference on Biomedical Engineering Systems and Technologies BIOSTEC 2016: Biomedical Engineering Systems and Technologies, Rome, Italy

© Springer International Publishing AG 2017, Silent Speech Interfaces (SSIs) are alternative assistive speech technologies that are capable of restoring speech communication for those individuals who have lost their voice due to laryngectomy or disea... Read More about Towards an intraoral-based silent speech restoration system for post-laryngectomy voice replacement.

High speed imaging study of the dynamics of ultrasonic bubbles at a liquid-solid interface
Presentation / Conference Contribution
Tan, D., & Mi, J. High speed imaging study of the dynamics of ultrasonic bubbles at a liquid-solid interface

High speed imaging, including the ultrafast synchrotron X-ray imaging facility at the beamline 32-ID-B of the Advanced Photon Source (APS), was used to study in-situ (1) the dynamics of ultrasonic bubbles inside a water suspension with an acoustic fi... Read More about High speed imaging study of the dynamics of ultrasonic bubbles at a liquid-solid interface.

Ultrafast X-ray imaging and modelling of ultrasonic cavitations in liquid metal
Presentation / Conference Contribution
Lee, T. L., Khong, J. C., Fezzaa, K., & Mi, J. Ultrafast X-ray imaging and modelling of ultrasonic cavitations in liquid metal

The dynamics of ultrasonic bubbles in liquid metal are captured in-situ for the first time using the ultrafast X-ray phase contrast imaging facility housed at the Advanced Photon Source, Argonne National Laboratory, in the USA. The experimental obser... Read More about Ultrafast X-ray imaging and modelling of ultrasonic cavitations in liquid metal.

Prospects for petcoke utilization with CO2 capture in Mexico
Presentation / Conference Contribution
Font-Palma, C., & Díaz, A. G. Prospects for petcoke utilization with CO2 capture in Mexico. Presented at 9th International Conference on Applied Energy (ICAE 2017), Cardiff, UK

© 2017 The Authors. Published by Elsevier Ltd. This paper evaluates the introduction of carbon capture and storage (CCS) to Mexico. The gasification technology is presented as a potential alternative to be applied into refinery plants due to high pet... Read More about Prospects for petcoke utilization with CO2 capture in Mexico.

Evaluation of a micro gas turbine with post-combustion CO2 capture for exhaust gas recirculation potential with two experimentally validated models
Presentation / Conference Contribution
Somehsaraei, H. N., Ali, U., Font-Palma, C., Majoumerd, M. M., Akram, M., Pourkashanian, M., & Assadi, M. (2017, June). Evaluation of a micro gas turbine with post-combustion CO2 capture for exhaust gas recirculation potential with two experimentally validated models. Presented at ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition, Charlotte, North Carolina, USA

The growing global energy demand is facing concerns raised by increasing greenhouse gas emissions, predominantly CO2. Despite substantial progress in the field of renewable energy in recent years, quick balancing responses and back-up services are st... Read More about Evaluation of a micro gas turbine with post-combustion CO2 capture for exhaust gas recirculation potential with two experimentally validated models.

Experimental and process modelling study of integration of a micro-turbine with an amine plant
Presentation / Conference Contribution
Agbonghae, E. O., Best, T., Finney, K. N., Palma, C. F., Hughes, K. J., & Pourkashanian, M. Experimental and process modelling study of integration of a micro-turbine with an amine plant

An integrated model of a micro-turbine coupled to a CO2 capture plant has been developed with Aspen Plus, and validated with experimental data obtained from a Turbec T100 microturbine at the PACT facilities in the UKCCS Research Centre, Beighton, UK.... Read More about Experimental and process modelling study of integration of a micro-turbine with an amine plant.

Process simulation and thermodynamic analysis of a micro turbine with post-combustion CO2 capture and exhaust gas recirculation
Presentation / Conference Contribution
Ali, U., Best, T., Finney, K. N., Palma, C. F., Hughes, K. J., Ingham, D. B., & Pourkashanian, M. Process simulation and thermodynamic analysis of a micro turbine with post-combustion CO2 capture and exhaust gas recirculation

With the effects of the emissions from power plants causing global climate change, the trend towards lower emission systems such as natural gas power plant is increasing. In this paper a Turbec T100 micro gas turbine is studied. The system is assesse... Read More about Process simulation and thermodynamic analysis of a micro turbine with post-combustion CO2 capture and exhaust gas recirculation.

Comparison of performance of alternative post combustion carbon capture processes for a biogas fueled micro gas turbine
Presentation / Conference Contribution
Font-Palma, C., Lychnos, G., Somehsaraei, H. N., Willson, P., & Assadi, M. (2020, September). Comparison of performance of alternative post combustion carbon capture processes for a biogas fueled micro gas turbine. Presented at ASME Turbo Expo 2020: Turbomachinery Technical Conference and Exposition

Copyright © 2020 ASME The urgent need to decrease greenhouse gases (GHG) has prompted countries such as the UK and Norway to commit to net zero emissions by 2050 and 2030, respectively. One of the sectors contributing to GHG emissions is agriculture,... Read More about Comparison of performance of alternative post combustion carbon capture processes for a biogas fueled micro gas turbine.

Is Carbon Capture a Viable Solution to Decarbonise the Shipping Industry?
Presentation / Conference Contribution
Font Palma, C. (2021, June). Is Carbon Capture a Viable Solution to Decarbonise the Shipping Industry?. Presented at TCCS-11. The 11th Trondheim Conference on Carbon Capture, Transport and Storage, virtual

This work presents some insights into two different options for onboard carbon capture and storage (OCCS). Previous studies have shown that solvent-based carbon capture is feasible, and that the new equipment installed for CO2 capture would not debil... Read More about Is Carbon Capture a Viable Solution to Decarbonise the Shipping Industry?.

Noise reduction of enhanced acoustic balconies on a high-rise building block
Presentation / Conference Contribution
Tang, S. K., Yip, S. S., & Lee, R. Y. (2021, August). Noise reduction of enhanced acoustic balconies on a high-rise building block. Presented at InterNoise21, Washington, D.C., USA

Device called”enhanced acoustic balcony” is installed in a public housing development in Hong Kong. It is intended to help mitigate the impact of traffic noise on the residents. This balcony is basically an enlarged form of a plenum window allowing a... Read More about Noise reduction of enhanced acoustic balconies on a high-rise building block.

In-situ measurement and prediction of traffic noise transmission loss across a residential flat unit façade installed with two plenum windows
Presentation / Conference Contribution
Tang, S. K., & Li, X. (2020, August). In-situ measurement and prediction of traffic noise transmission loss across a residential flat unit façade installed with two plenum windows. Presented at InterNoise20, Seoul, South Korea

In the present study, the traffic noise transmission loss across a residential flat unit façade installed with two plenum windows are measured in-situ in a 30-storey high-rise building located in an opened environment next to a very busy and noisy ma... Read More about In-situ measurement and prediction of traffic noise transmission loss across a residential flat unit façade installed with two plenum windows.

Soundscape assessment: Towards a validated translation of perceptual attributes in different languages
Presentation / Conference Contribution
Aletta, F., Oberman, T., Axelsson, Ö., Xie, H., Zhang, Y., Lau, S. K., Tang, S. K., Jambrošic, K., de Coensel, B., van den Bosch, K., Aumond, P., Guastavino, C., Lavandier, C., Fiebig, A., Schulte-Fortkamp, B., Sarwono, J., Sudarsono, A., Astolfi, A., Nagahata, K., Jeon, J. Y., …Kang, J. (2020, August). Soundscape assessment: Towards a validated translation of perceptual attributes in different languages. Presented at INTER-NOISE 2020, Seoul, South Korea

The recently published ISO/TS 12913-2:2018 standard aims to provide researchers and practitioners around the world with a reliable questionnaire for soundscape characterization. The ISO Technical Specifications report protocols and attributes grounde... Read More about Soundscape assessment: Towards a validated translation of perceptual attributes in different languages.

Sound insulation of plenum windows installed with rigid cylinder array
Presentation / Conference Contribution
Li, X., & Tang, S. K. (2019, June). Sound insulation of plenum windows installed with rigid cylinder array. Presented at inter-noise 2019: Noise Control for a Better Environment, Madrid, Spain

In this study, a 1:4 scale down model was established to investigate the acoustical performance of plenum window installed with a rigid cylinder array. A total of 6 rigid cylinders were vertically placed as a 2x3 array inside the central cavity of a... Read More about Sound insulation of plenum windows installed with rigid cylinder array.

Effects of sound incidence angle on the effectiveness of noise reduction measures applied to acoustic windows
Presentation / Conference Contribution
Leung, M., Tang, S. K., & Fung, M. L. (2019, June). Effects of sound incidence angle on the effectiveness of noise reduction measures applied to acoustic windows. Presented at inter-noise 2019: Noise Control for a Better Environment, Madrid, Spain

With more residential buildings being built close to road network systems in Hong Kong, there is an increasing need to find method to combat excessive traffic noise exposure in residentials unit. Several measures have been employed in various places,... Read More about Effects of sound incidence angle on the effectiveness of noise reduction measures applied to acoustic windows.

A directionally tunable but frequency-invariant beamformer on an acoustic velocity-sensor triad to enhance speech perception
Presentation / Conference Contribution
Wu, Y. I., Wong, K. T., Yuan, X., Lau, S. K., & Tang, S. K. A directionally tunable but frequency-invariant beamformer on an acoustic velocity-sensor triad to enhance speech perception

Herein investigated are computationally simple microphone-array beamformers that are independent of the frequency-spectra of all signals, all interference, and all noises. These beamformers allow the listener to tune the desired azimuth-elevation "lo... Read More about A directionally tunable but frequency-invariant beamformer on an acoustic velocity-sensor triad to enhance speech perception.

Sound fields inside street canyons with inclined flanking building façades
Presentation / Conference Contribution
Tang, S. K., & Piippo, K. E. Sound fields inside street canyons with inclined flanking building façades

Street canyons are common in modern cities. It is well known that the multiple sound reflections within the canyons tend to increase the noise levels inside the canyons. An scaled down model experiment was conducted in the present investigation to st... Read More about Sound fields inside street canyons with inclined flanking building façades.

Urban road and pavement solar collector system for heat island mitigation: Assessing the beneficial impact on outdoor temperature
Presentation / Conference Contribution
Nasir, S. D., Xu, W., Vital, B., Pantua, C., Zhou, B., Calautit, J., & Hughes, B. Urban road and pavement solar collector system for heat island mitigation: Assessing the beneficial impact on outdoor temperature. Presented at International Conference on Sustainable Energy and Green Technology 2019 11-14 December 2019, Bangkok, Thailand

Road renewable energy system has raised much attention from both industrial and academic research on how abundant solar radiation absorbed by road surfaces can be collected while reducing the impact of high surface temperature towards urban environme... Read More about Urban road and pavement solar collector system for heat island mitigation: Assessing the beneficial impact on outdoor temperature.

Neutral thermal sensation or dynamic thermal comfort? Numerical and field test analysis of a thermal chair
Presentation / Conference Contribution
Shahzad, S., Calautit, J. K., Aquino, A. I., Nasir, D. S., & Hughes, B. R. Neutral thermal sensation or dynamic thermal comfort? Numerical and field test analysis of a thermal chair. Presented at 9th International Conference on Applied Energy (ICAE 2017), Cardiff, UK

Neutral thermal sensation is considered as the measure of thermal comfort in research, as when participants report feeling neutral regarding the thermal environment, they are considered as thermally comfortable. This is taken for granted, and althoug... Read More about Neutral thermal sensation or dynamic thermal comfort? Numerical and field test analysis of a thermal chair.

Thermal Comfort and Indoor air Quality Analysis of a Low-energy Cooling Windcatcher
Presentation / Conference Contribution
Calautit, J. K., Aquino, A. I., Shahzad, S., Nasir, D. S., & Hughes, B. R. Thermal Comfort and Indoor air Quality Analysis of a Low-energy Cooling Windcatcher

The aim of this work was to investigate the performance of a roof-mounted cooling windcatcher integrated with heat pipes using Computational Fluid Dynamics (CFD) and field test analysis. The windcatcher model was incorporated to a 5m x 5m x3 m test r... Read More about Thermal Comfort and Indoor air Quality Analysis of a Low-energy Cooling Windcatcher.