Outputs (53)

Developing elastomeric cellular structures for multiple head impacts (2017)
Presentation / Conference Contribution

Foam?based materials were originally incorporated into helmets in the 1970?s, providing an effective method of absorbing impact energy and so protecting against severe head injury. Similar materials still exist in the majority of protective helmets t... Read More about Developing elastomeric cellular structures for multiple head impacts.

Development of multi-fidelity powertrain simulation for future legislation (abstract) (2017)
Presentation / Conference Contribution

Automotive manufacturers are facing increased pressure from more stringent emissions legislation and new legislative driving cycles. This creates a need for increased simulation capabilities. An engine simulation was developed in Ricardo WAVE, and wa... Read More about Development of multi-fidelity powertrain simulation for future legislation (abstract).

Coordinated control of a wind-methanol-fuel cell system with hydrogen storage (2017)
Journal Article

This paper presents a wind-methanol-fuel cell system with hydrogen storage. It can manage various energy flow to provide stable wind power supply, produce constant methanol, and reduce CO2 emissions. Firstly, this study establishes the theoretical ba... Read More about Coordinated control of a wind-methanol-fuel cell system with hydrogen storage.

Large-Scale Streamwise Vortices in Turbulent Channel Flow Induced by Active Wall Actuations (2017)
Journal Article

© 2017, Springer Science+Business Media B.V., part of Springer Nature. Direct numerical simulations of turbulent flow in a plane channel using spanwise alternatively distributed strips (SADS) are performed to investigate the characteristics of large-... Read More about Large-Scale Streamwise Vortices in Turbulent Channel Flow Induced by Active Wall Actuations.

Non-invasive parameter for assessing urine flow rate in frequency domain to differentiate detrusor underactivity with bladder outlet obstruction in male (2017)
Presentation / Conference Contribution

To differentiate Detrusor underactivity (DU) with bladder outlet obstruction (BOO), we have assessed free urine flow in frequency domain, and proposed median power frequency (MPF) as a potential urodynamic indicator for diagnosing DU.
As a continuat... Read More about Non-invasive parameter for assessing urine flow rate in frequency domain to differentiate detrusor underactivity with bladder outlet obstruction in male.

Ensemble-Empirical-Mode-Decomposition based micro-Doppler signal separation and classification (2017)
Journal Article

The target echo signals obtained by Synthetic Aperture Radar (SAR) and Ground Moving Target Indicator (GMTI platforms are mainly composed of two parts, the micro-Doppler signal and the target body part signal. The wheeled vehicle and the track vehicl... Read More about Ensemble-Empirical-Mode-Decomposition based micro-Doppler signal separation and classification.

The coming electric revolution (2017)
Presentation / Conference Contribution

Quads, UAVs, Drones: call them what you will. One thing is clear: power and control technologies have converged to cause a breakthrough in capability and cost, and create a new industry. The usage envelope is now expanding into safety-critical applic... Read More about The coming electric revolution.

Biased compensation recursive least squares-based threshold algorithm for time-delay rational models via redundant rule (2017)
Journal Article

© 2017, Springer Science+Business Media B.V., part of Springer Nature. This paper develops a biased compensation recursive least squares-based threshold algorithm for a time-delay rational model. The time-delay rational model is transformed into an a... Read More about Biased compensation recursive least squares-based threshold algorithm for time-delay rational models via redundant rule.

A low cost testbed and test-design methodology for nanosatellite sub-/systems (2017)
Presentation / Conference Contribution

© 2017 IEEE. The architecture of a software-driven testbed is discussed. The test setup has been developed as measurement and instrumentation system to functionally verify and thermally validate the communication subsystems designed and manufactured... Read More about A low cost testbed and test-design methodology for nanosatellite sub-/systems.

A new result on observer-based sliding mode control design for a class of uncertain Ito^ stochastic delay systems (2017)
Journal Article

© 2017 The Franklin Institute This paper develops a new observer-based sliding mode control (SMC) scheme for a general class of Ito^ stochastic delay systems (SDS). The key merit of the presented scheme lies in its simplicity and integrity in design... Read More about A new result on observer-based sliding mode control design for a class of uncertain Ito^ stochastic delay systems.

Development of strength models for prediction of unconfined compressive strength of cement/byproduct material improved soils (2017)
Journal Article

© 2017 ASTM International. All rights reserved. This paper presents the possible inclusion of pulverized fuel ash (PFA) and ground granulated blast slag (GGBS) in cement deep soil mixing for enhancement of unconfined compressive strength (UCS) of wea... Read More about Development of strength models for prediction of unconfined compressive strength of cement/byproduct material improved soils.

Real-time simulation of large aircraft fuel systems (2017)
Presentation / Conference Contribution

This paper presents a method for the real-time simulation of the fluid-mechanical components of the fuel storage and transfer systems of large civil aircraft. The simulation includes modelling of fuel flow, fuel properties and related measurement sen... Read More about Real-time simulation of large aircraft fuel systems.

Orientation-dispersed pseudo-ductile hybrid composite laminates – A new lay-up concept to avoid free-edge delamination (2017)
Journal Article

Multi-Directional hybrid composites can suffer from free-edge delamination, a damage mode that doesn't exist in Uni-Directional hybrid composites and can hinder the pseudo-ductility that can be achieved with thin-ply hybrids. This paper presents a ne... Read More about Orientation-dispersed pseudo-ductile hybrid composite laminates – A new lay-up concept to avoid free-edge delamination.

Experimental and computational analysis of a tangent ogive slender body at incompressible speeds (2017)
Journal Article

© 2017 Elsevier Masson SAS A combined computational and experimental analysis was performed on a tangent ogive body with very low aspect ratio wings in the ‘+’ (plus) orientation at Mach numbers 0.1, 0.2 and 0.3, with the aim of developing a database... Read More about Experimental and computational analysis of a tangent ogive slender body at incompressible speeds.

Equations of state for thrust modeling of ram accelerator at different bores (2017)
Presentation / Conference Contribution

The ram accelerator is a propulsion concept based on using shock-induced combustion to accelerate projectiles traveling at supersonic speeds in a launch tube pre-filled with a gaseous combustible mixture. Extensive experimental studies have been carr... Read More about Equations of state for thrust modeling of ram accelerator at different bores.

Evidence of negative Poisson's ratio in wood from finite element analysis and off-axis compression experiments (2017)
Journal Article

© 2017 The microstructure of wood is highly anisotropic, which suggests that this material could exhibit unusual elastic properties. A few studies have suggested the possibility of auxeticity, or negative Poisson's ratio (NPR) in some wood samples. I... Read More about Evidence of negative Poisson's ratio in wood from finite element analysis and off-axis compression experiments.

Quasi-static analysis of mechanical properties of Ti6Al4V lattice structures manufactured using selective laser melting (2017)
Journal Article

© 2017, Springer-Verlag London Ltd. Selective laser melting (SLM) is a transformative manufacturing process due to its ability to manufacture complex metal parts directly from various bulk powders. With the capability of reducing powder consumption a... Read More about Quasi-static analysis of mechanical properties of Ti6Al4V lattice structures manufactured using selective laser melting.

Direct numerical simulation of a tip-leakage vortex model in a planar duct with a longitudinal slit (2017)
Presentation / Conference Contribution

A computational model of a planar duct with a cross flow injected from a longitudinal slit on the top of the duct is developed to study the tip-leakage vortex (TLV) which is one of the most important flow phenomena within the rotor of turbomachinery.... Read More about Direct numerical simulation of a tip-leakage vortex model in a planar duct with a longitudinal slit.

High performance quasi-isotropic thin-ply carbon/glass hybrid composites with pseudo-ductile behaviour in all fibre orientations (2017)
Journal Article

© 2017 This study exploits the potential of thin-ply carbon/glass hybrid laminates to generate high performance Quasi-Isotropic (QI) composite plates that show pseudo-ductility in all fibre orientations under tensile loading, overcoming the inherent... Read More about High performance quasi-isotropic thin-ply carbon/glass hybrid composites with pseudo-ductile behaviour in all fibre orientations.

Model-based development of MAV altitude control via ground-based equipment (2017)
Journal Article

This paper presents the development and demonstration of an automated altitude controller for a very low weight Micro Air Vehicle (MAV) (i.e. less than 15g), via low-cost ground-based equipment, and without the provision of active telemetry data from... Read More about Model-based development of MAV altitude control via ground-based equipment.