Outputs (18)

Synthesis and Auralisations of Quadcopter Flyovers for Psychoacoustic Assessment. (2024)
Conference Proceeding
Ramos-Romero, C. A., Green, M., & Torija Martinez, A. J. (2024). Synthesis and Auralisations of Quadcopter Flyovers for Psychoacoustic Assessment. . https://doi.org/10.2514/6.2024-3272

This paper describes a methodology to generate auralisations of quadcopter flyovers from recordings of hovering operations. The primary focus of this investigation is reproducing changes in the tonal components at the blade passing frequencies and th... Read More about Synthesis and Auralisations of Quadcopter Flyovers for Psychoacoustic Assessment..

Boundary Layer Ingestion Ducted Fan: Aeroacoustic and Psychoacoustic Insights (2024)
Conference Proceeding
Ahmed, F., Ramos-Romero, C. A., Torija Martinez, A. J., & Azarpeyvand, M. (2024). Boundary Layer Ingestion Ducted Fan: Aeroacoustic and Psychoacoustic Insights. . https://doi.org/10.2514/6.2024-3379

An in-depth experimental study was conducted to investigate the noise characteristics of a ducted fan ingesting an adverse pressure gradient turbulent boundary layer, typical of those encountered in novel airframe-integrated propulsion systems. To ga... Read More about Boundary Layer Ingestion Ducted Fan: Aeroacoustic and Psychoacoustic Insights.

Acoustic and Psychoacoustic Characterisation of Unmanned Aircraft Systems as a Function of Vehicle Mass and Flight Procedure (2024)
Conference Proceeding
Torija Martinez, A. J., Ramos-Romero, C. A., & Green, N. (2024). Acoustic and Psychoacoustic Characterisation of Unmanned Aircraft Systems as a Function of Vehicle Mass and Flight Procedure. . https://doi.org/10.2514/6.2024-3235

Previous studies have found the noise emission of Unmanned Aircraft Systems (UAS) highly dependent on the vehicle mass and flight procedure. These changes in noise emission, as well as the position of the UAS relative to the receiver, have led to cha... Read More about Acoustic and Psychoacoustic Characterisation of Unmanned Aircraft Systems as a Function of Vehicle Mass and Flight Procedure.

Perception of noise from unmanned aircraft systems: Efficacy of metrics for indoor and outdoor listener positions (2024)
Journal Article
Green, N., Torija, A. J., & Ramos-Romero, C. (2024). Perception of noise from unmanned aircraft systems: Efficacy of metrics for indoor and outdoor listener positions. ˜The œJournal of the Acoustical Society of America (Online), 155(2), 915-929. https://doi.org/10.1121/10.0024522

This paper presents the results of a listening experiment designed to assess annoyance and perceived loudness (PL) for several unmanned aircraft system (UAS) operations, with the listener simulated in indoor and outdoor positions. This research inves... Read More about Perception of noise from unmanned aircraft systems: Efficacy of metrics for indoor and outdoor listener positions.

Investigating the Dose Response of UAS Noise: Designing a Listening Experiment (2024)
Journal Article
Green, N., Ramos-Romero, C., & Torija Martinez, A. (in press). Investigating the Dose Response of UAS Noise: Designing a Listening Experiment. #Journal not on list, https://doi.org/10.61782/fa.2023.1170

In collaboration with the UK Civil Aviation Authority, the University of Salford is carrying out research to better understand the human perception and dose response of Unmaned Aerial Systems (UAS) noise. A listening experiment has been conducted to... Read More about Investigating the Dose Response of UAS Noise: Designing a Listening Experiment.

sUAS noise characterisation during hovering operations (2024)
Journal Article
Ramos-Romero, C., Green, N., Asensio, C., & Torija Martinez, A. (in press). sUAS noise characterisation during hovering operations. #Journal not on list, https://doi.org/10.61782/fa.2023.0249

In the framework of the EPSRC - UK DroneNoise project, a multi-channel methodology for small unmanned aerial systems (sUAS) noise measurement was applied under controlled conditions. The measurement campaign was carried out during August 2022 in Edze... Read More about sUAS noise characterisation during hovering operations.

Noise from Unconventional Aircraft: A Review of Current Measurement Techniques, Psychoacoustics, Metrics and Regulation (2023)
Journal Article
Lotinga, M. J. B., Ramos-Romero, C., Green, N., & Torija, A. J. (2023). Noise from Unconventional Aircraft: A Review of Current Measurement Techniques, Psychoacoustics, Metrics and Regulation. Current Pollution Reports, 9(4), 724-745. https://doi.org/10.1007/s40726-023-00285-4

Purpose of Review: This review aims to evaluate and discuss the current advances in the measurement and assessment of the noise generated by unconventional aircraft, such as unmanned aircraft systems (UAS) and urban air mobility (UAM) vehicles. Build... Read More about Noise from Unconventional Aircraft: A Review of Current Measurement Techniques, Psychoacoustics, Metrics and Regulation.

sUAS Noise characterization during hovering operations (2023)
Conference Proceeding
Ramos-Romero, C., Green, N., Asensio, C., & Torija, A. J. (2023). sUAS Noise characterization during hovering operations.

In the framework of the EPSRC-UK DroneNoise project, a multi-channel methodology for small Unmanned Aircraft Systems (sUAS) noise measurement was applied under controlled conditions. The measurement campaign was carried out in August 2022 in Edzell,... Read More about sUAS Noise characterization during hovering operations.

On-field measurement for sUAS noise characterization (2023)
Journal Article
Ramos Romero, C., Green, N., Asensio, C., & Torija, A. (2023). On-field measurement for sUAS noise characterization. https://doi.org/10.61782/fa.2023.0248

With the imminent introduction of multi-rotor aircraft systems in airspace and the expectation of their operation near urban areas, noise emissions from this new type of noise sources have become an important research topic, mainly because they h... Read More about On-field measurement for sUAS noise characterization.

On-field noise measurements and acoustic characterisation of multi-rotor small unmanned aerial systems (2023)
Journal Article
Ramos-Romero, C., Green, N., Torija, A. J., & Asensio, C. (2023). On-field noise measurements and acoustic characterisation of multi-rotor small unmanned aerial systems. Aerospace science and technology, 141, 108537. https://doi.org/10.1016/j.ast.2023.108537

The noise signature of small Unmanned Aerial Systems (sUAS) is highly influenced by specific operating and weather conditions. Accurate noise assessment of sUAS operations requires field noise measurements that capture all the compl... Read More about On-field noise measurements and acoustic characterisation of multi-rotor small unmanned aerial systems.