Outputs (84)

Acoustic optimization of a contra-rotating propeller rig (2022)
Journal Article
Casagrande Hirono, F., Torija Martinez, A., & Elliott, A. (2022). Acoustic optimization of a contra-rotating propeller rig. https://doi.org/10.1121/10.0010735

With the advance of unmanned aerial vehicles as a viable alternative for urban transportation, it is imperative that these vehicles have a low impact on community noise. Contra-rotating propeller technologies offer interesting advantages over traditi... Read More about Acoustic optimization of a contra-rotating propeller rig.

Investigation of metrics for assessing human response to drone noise (2022)
Journal Article
Torija Martinez, A., & Nicholls, R. (2022). Investigation of metrics for assessing human response to drone noise. International Journal of Environmental Research and Public Health, 19(6), 3152. https://doi.org/10.3390/ijerph19063152

Novel electric air transportation is emerging as an industry that could help to improve the lives of people living in both metropolitan and rural areas through integration into infrastructure and services. However, as this new resource of accessibili... Read More about Investigation of metrics for assessing human response to drone noise.

Study on fair and equitable distribution of aircraft at Gatwick (2022)
Report
Torija Martinez, A., Clark, C., Lavia, L., Manuel, G., & Lomax, C. Study on fair and equitable distribution of aircraft at Gatwick

Fair and Equitable Dispersion (FED) was introduced in 2015 as an aspirational objective among others, by communities affected by noise from aircraft using London’s Gatwick Airport. The airport’s Noise Management Board (NMB) was established as a resul... Read More about Study on fair and equitable distribution of aircraft at Gatwick.

Psychoacoustic modelling of rotor noise (2022)
Journal Article
Torija, A. J., Li, Z., & Chaitanya, P. (2022). Psychoacoustic modelling of rotor noise. ˜The œJournal of the Acoustical Society of America (Online), 151(3), 1804-1815. https://doi.org/10.1121/10.0009801

The aviation sector is rapidly evolving with more electric propulsion systems and a variety of new technologies of vertical take-off and landing manned and unmanned aerial vehicles. Community noise impact is one of the main barriers for the wider ado... Read More about Psychoacoustic modelling of rotor noise.

Generation and analysis of artificial warning sounds for electric scooters (2021)
Report
Torija Martinez, A., Elliott, A., Harris, L., Podwinska, Z., Welham, C., Nicholls, R., …Williams, D. Generation and analysis of artificial warning sounds for electric scooters

• emTransit B.V (Dott) is a European mobility operator currently operating over 30,000 electric scooters in Belgium, France, Germany, Italy, Poland and now the UK. The company aims to expand its UK operations and has recently won a tender for the Tra... Read More about Generation and analysis of artificial warning sounds for electric scooters.

An investigation into human response to unmanned aerial vehicle noise (2021)
Journal Article
noise. NOISE-CON proceedings, 577-588. https://doi.org/10.3397/IN-2021-1570

It is predicted that urban air mobility, including the use of small to medium sized unmanned aerial vehicle (UAV) delivery systems, will be introduced into cities across the globe within the next 15 years. It is known, however, that noise is one of t... Read More about An investigation into human response to unmanned aerial vehicle noise.

Towards predicting noise-power-distance curves for propeller and rotor powered aircraft (2021)
Journal Article
rotor powered aircraft. NOISE-CON proceedings, 3909-3920. https://doi.org/10.3397/IN-2021-2555

Propeller and rotor based propulsion systems are the predominant choice of power delivery system in the upcoming Urban Air Mobility market. Fully electric air-taxis (car sized vehicles with Vertical Take-off and Landing, VTOL, capabilities) concepts... Read More about Towards predicting noise-power-distance curves for propeller and rotor powered aircraft.

Psychoacoustic analysis of contra-rotating propeller noise for unmanned aerial vehicles (2021)
Journal Article
Torija Martinez, A. J., Paruchuri, C., & Zhengguang, L. (2021). Psychoacoustic analysis of contra-rotating propeller noise for unmanned aerial vehicles. ˜The œJournal of the Acoustical Society of America (Online), 149(2), 835-846. https://doi.org/10.1121/10.0003432

Unmanned aerial vehicle (UAV) technologies are rapidly advancing due to the unlimited number of applications from parcel delivery to people transportation. As the UAV market expands, community noise impact will become a significant problem for public... Read More about Psychoacoustic analysis of contra-rotating propeller noise for unmanned aerial vehicles.

A psychoacoustic approach to building knowledge about human response to noise of Unmanned Aerial Vehicles (2021)
Journal Article
Torija Martinez, A., & Clark, C. (2021). A psychoacoustic approach to building knowledge about human response to noise of Unmanned Aerial Vehicles. International Journal of Environmental Research and Public Health, 18(2), 682. https://doi.org/10.3390/ijerph18020682

We are on the cusp of a revolution in the aviation sector, driven by the significant progress on electric power and battery technologies, and autonomous systems. Several industry leaders and governmental agencies are currently investigating the use o... Read More about A psychoacoustic approach to building knowledge about human response to noise of Unmanned Aerial Vehicles.

Effects of a hovering Unmanned Aerial Vehicle on urban soundscapes perception (2019)
Journal Article
Torija Martinez, A., Zhengguang, L., & Self, R. (2020). Effects of a hovering Unmanned Aerial Vehicle on urban soundscapes perception. Transportation Research Part D: Transport and Environment, 78, 102195. https://doi.org/10.1016/j.trd.2019.11.024

Several industry leaders and governmental agencies are currently investigating the use of Unmanned Aerial Vehicles (UAVs), or ‘drones’ as commonly known, for an ever-growing number of applications from blue light services to parcel delivery. For the... Read More about Effects of a hovering Unmanned Aerial Vehicle on urban soundscapes perception.