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Non-reacting Numerical Simulation of Axisymmetric Trapped Vortex Combustor (2023)
Conference Proceeding
DAKKA, S., Singh, K., Jefferson-Loveday, R., & Serhat, H. (2023). Non-reacting Numerical Simulation of Axisymmetric Trapped Vortex Combustor.

This paper will focus on suitability of trapped vortex combustor as a candidate for gas turbine combustor objective to minimize pressure drop across combustor and investigating aerodynamic performance. Non-reacting simulation of axisymmetric cavity t... Read More about Non-reacting Numerical Simulation of Axisymmetric Trapped Vortex Combustor.

Frequent Deep-Space Access Strategy for Venus Aeronomic Exploration Mission using Earth-Synchronous Orbits (2023)
Conference Proceeding
Ito, D., Pushparaj, N., & Kawakatsu, Y. (2023). Frequent Deep-Space Access Strategy for Venus Aeronomic Exploration Mission using Earth-Synchronous Orbits.

Geostationary transfer orbits (GTO) are earth-centric orbits widely used for kick-stage operations of satellites for deep space exploration missions. A rideshare spacecraft parked or deployed in GTOs usually requires minimal transfer cost compared to... Read More about Frequent Deep-Space Access Strategy for Venus Aeronomic Exploration Mission using Earth-Synchronous Orbits.

Quasi-solar Synchronous Orbit around the Moon based on Spatial Distant Retrograde Orbits (2023)
Conference Proceeding
Peng, L., Liang, Y., Pushparaj, N., & Shi, P. (2023). Quasi-solar Synchronous Orbit around the Moon based on Spatial Distant Retrograde Orbits.

The last several decades have witnessed the rapid development of lunar exploration, promoting researches on various types of lunar orbits including Distant Retrograde Orbits (abbr. DRO) that are feasible for orbiting tasks due to their stability. Man... Read More about Quasi-solar Synchronous Orbit around the Moon based on Spatial Distant Retrograde Orbits.

Breaking the Cycle: Novel Capture Mechanisms for Active Space Debris Removal (2023)
Conference Proceeding
Taggart, A., Harris, J., Pushparaj, N., & Cappelletti, C. (2023). Breaking the Cycle: Novel Capture Mechanisms for Active Space Debris Removal.

Since the launch of Sputnik 1 in 1957, over 6000 rockets and more than 11,300 satellites have been launched into space, resulting in a high number of artificial space debris in orbit around Earth. Of this debris, there are over one million objects be... Read More about Breaking the Cycle: Novel Capture Mechanisms for Active Space Debris Removal.

Optimal Transfer Trajectories between Relative Quasi-Satellite Orbits (2023)
Conference Proceeding
Pushparaj, N., Hiraiwa, N., & Bando, M. (2023). Optimal Transfer Trajectories between Relative Quasi-Satellite Orbits.

Quasi-satellite orbits (QSOs) are stable retrograde orbits in the restricted three-body problem that have gained attention as a viable candidate for future deep-space missions towards remote planetary satellites. Several mission design proposal uses... Read More about Optimal Transfer Trajectories between Relative Quasi-Satellite Orbits.

A Contribution to Thermal Ageing Assessment of Glass Fiber Insulated Wire Based on Partial Discharges Activity (2022)
Journal Article
Naderiallaf, H., Giangrande, P., & Galea, M. (2022). A Contribution to Thermal Ageing Assessment of Glass Fiber Insulated Wire Based on Partial Discharges Activity. IEEE Access, 10, 41186-41200. https://doi.org/10.1109/ACCESS.2022.3167698

This paper aims to evaluate a Type-II insulated wire (i.e., Glass fibre insulated wire) as a function of thermal ageing time based on partial discharges (PD) activity. Partial discharge inception voltage (PDIV), partial discharge extinction voltage (... Read More about A Contribution to Thermal Ageing Assessment of Glass Fiber Insulated Wire Based on Partial Discharges Activity.

Numerical Analysis of Aerospike Engine Nozzle Performance at Various Truncation Lengths (2021)
Journal Article
Dakka, S., & Dennison, O. (2021). Numerical Analysis of Aerospike Engine Nozzle Performance at Various Truncation Lengths. International Journal of Aviation, Aeronautics, and Aerospace, 8(2), Article 12. https://doi.org/10.15394/ijaaa.2021.1601

The aerospike engine was first devised in the early 1960s where it provided new means of reaching orbit in a single stage. The paper aimes to demonstrate the viability of the technology by showcasing the increased nozzle thrust efficiency over the co... Read More about Numerical Analysis of Aerospike Engine Nozzle Performance at Various Truncation Lengths.

Performance Characteristics Design of Pulsed Plasma Thrusters for Drag Counter-Reacting (2020)
Journal Article
Dakka, S. (2020). Performance Characteristics Design of Pulsed Plasma Thrusters for Drag Counter-Reacting. International Journal of Aviation, Aeronautics, and Aerospace, 7(4), Article 1. https://doi.org/10.15394/ijaaa.2020.1530

Determining the performance characteristics of off the shelf pulsed plasma thrusters to enhance the life time of low earth orbiting platforms was investigated theoretically. Pulsed plasma thruster analysis was accomplished through development of corr... Read More about Performance Characteristics Design of Pulsed Plasma Thrusters for Drag Counter-Reacting.

Optimal Weight Power System Design and Synthesis for More Electric Aircraft (2020)
Conference Proceeding
Recalde, A. A., Bozhko, S., & Atkin, J. (2020). Optimal Weight Power System Design and Synthesis for More Electric Aircraft. In AIAA Propulsion and Energy 2020 Forum. https://doi.org/10.2514/6.2020-3545

© 2020, American Institute of Aeronautics and Astronautics Inc, AIAA. All rights reserved. The synthesis of a power distribution architecture for More Electric Aircraft requires weight optimization in order to reduce energy consumption. The weight of... Read More about Optimal Weight Power System Design and Synthesis for More Electric Aircraft.

Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization (2020)
Conference Proceeding
RECALDE, A., BOZHKO, S., & ATKIN, J. (2020). Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization. In 2020 IEEE Transportation Electrification Conference & Expo (ITEC). https://doi.org/10.1109/ITEC48692.2020.9161584

The increased utilization of electrical energy in future aviation requires an efficient method to perform load flow for optimizing on-board operating conditions. Load flow models of electrical networks are complex to solve and requires iterative meth... Read More about Linear Power Flow Characterization of DC Power Distribution Systems for MEA Optimization.

Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications (2020)
Journal Article
Recalde, A. A., Atkin, J. A., & Bozhko, S. V. (2020). Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications. IEEE Transactions on Transportation Electrification, 6(4), 1801-1818. https://doi.org/10.1109/TTE.2020.3002875

IEEE Aircraft electrification requires novel designs to supply the growing demand for electric power on-board through efficient and reliable production and distribution of electrical energy. Moreover, the aircraft power system will be a key enabler f... Read More about Optimal Design and Synthesis of MEA Power System Architectures considering Reliability Specifications.

An efficient multiscale surrogate modelling framework for composite materials considering progressive damage based on artificial neural networks (2020)
Journal Article
Yan, S., Zou, X., Ilkhani, M., & Jones, A. (2020). An efficient multiscale surrogate modelling framework for composite materials considering progressive damage based on artificial neural networks. Composites Part B: Engineering, 194, https://doi.org/10.1016/j.compositesb.2020.108014

© 2020 Elsevier Ltd Modelling of the progressive damage behaviour of large-scale composite structures presents a significant challenge in terms of computational cost. This is due to the detailed description in finite element (FE) models for the mater... Read More about An efficient multiscale surrogate modelling framework for composite materials considering progressive damage based on artificial neural networks.

A novel methodology to quantify shape complexity of composite aerospace parts (2019)
Conference Proceeding
Chowdhury, M. T., & Turner, T. (2019). A novel methodology to quantify shape complexity of composite aerospace parts

Composite materials are increasingly being used to produce aerospace parts due to their versatility when compared to metal counterparts. The design freedom afforded by composites and their manufacturing allow design engineers the possibility to creat... Read More about A novel methodology to quantify shape complexity of composite aerospace parts.

Aerodynamic Design and Exploration of a Blended Wing Body Aircraft at Subsonic Speed (2019)
Journal Article
Dakka, S., & Johnson, O. (2019). Aerodynamic Design and Exploration of a Blended Wing Body Aircraft at Subsonic Speed. International Journal of Aviation, Aeronautics, and Aerospace, 6(5),

Blended Wing Body (BWB) is a novel aircraft concept which provides many different aerodynamic benefits over conventional aircrafts design. This research investigated the BWB design, L/D characteristics, surface pressure distribution and span-wise lif... Read More about Aerodynamic Design and Exploration of a Blended Wing Body Aircraft at Subsonic Speed.

Optimal sensor configuration for ultrasonic guided-wave inspection based on value of information (2019)
Journal Article
Cantero-Chinchilla, S., Chiachío, J., Chiachío, M., Chronopoulos, D., & Jones, A. (2020). Optimal sensor configuration for ultrasonic guided-wave inspection based on value of information. Mechanical Systems and Signal Processing, 135, Article 106377. https://doi.org/10.1016/j.ymssp.2019.106377

Condition-based maintenance critically relies on efficient and reliable structural health monitoring systems, where the number, position and type of sensors are determined according to rational and principled criteria. This paper proposes the use of... Read More about Optimal sensor configuration for ultrasonic guided-wave inspection based on value of information.

Feasibility of Utilizing Current Propulsion Technologies in Support of Very Low Earth Observation Space Platforms (2019)
Conference Proceeding
Dakka, S. (2019). Feasibility of Utilizing Current Propulsion Technologies in Support of Very Low Earth Observation Space Platforms

An emerging low earth orbit spacecraft platform is being sought after due to many advantages of operation at low earth orbits of altitude less than 450Km. These encompasses better imagery and enhanced communications capabilities in addition of space... Read More about Feasibility of Utilizing Current Propulsion Technologies in Support of Very Low Earth Observation Space Platforms.

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.

A robust Bayesian methodology for damage localization in plate-like structures using ultrasonic guided-waves (2018)
Journal Article
Cantero-Chinchilla, S., Chiachío, M., Chiachío, J., Chronopoulos, D., & Jones, A. (2019). A robust Bayesian methodology for damage localization in plate-like structures using ultrasonic guided-waves. Mechanical Systems and Signal Processing, 122, 192-205. https://doi.org/10.1016/j.ymssp.2018.12.021

SHM methods for damage detection and localization in plate-like structures have typically relied on signal post-processing techniques applied to ultrasonic guided-waves. The time of flight is one of these signals features which has been extensively u... Read More about A robust Bayesian methodology for damage localization in plate-like structures using ultrasonic guided-waves.

A Bayesian time-of-flight estimation for ultrasonic damage detection (2018)
Conference Proceeding
Cantero-Chinchilla, S., Chiachío-Ruano, J., Chiachío-Ruano, M., Jones, A., Essa, Y., & Martín de la Escalera, F. (2018). A Bayesian time-of-flight estimation for ultrasonic damage detection.

SHM methods for damage detection and localisation in plate-like structures have typically relied on post-processing of ultrasonic guided waves (GWs) features. The time-of-flight is one of these features, which has been extensively used by the SHM com... Read More about A Bayesian time-of-flight estimation for ultrasonic damage detection.

A fast and efficient approach for simulating ultrasonic waves and their interaction with defects in periodic structures (2018)
Presentation / Conference
Malik, M. K., Chronopoulos, D., Tanner, G., Essa, Y., & De La Escalera, F. (2018, September). A fast and efficient approach for simulating ultrasonic waves and their interaction with defects in periodic structures. Paper presented at International Conference on Noise and Vibration Engineering (ISMA2018)

An approach for simulating transient wave propagation in periodic waveguides is presented. Free and forced propagation of ultrasonic waves is modelled in one dimensional periodic structures. The interaction of ultra-sonic waves with structural inhomo... Read More about A fast and efficient approach for simulating ultrasonic waves and their interaction with defects in periodic structures.