All Outputs (90)

Broadband and transient aeroacoustic analysis of a CRM-based joined wing configuration at low speeds (2025)
Presentation / Conference Contribution

This study presents a computational investigation into the aeroacoustic performance of a Joined Wing (JW) configuration at low subsonic speeds. The modelled JW geometry, derived from NASA’s Common Research Model (CRM) configuration, consists of a fro... Read More about Broadband and transient aeroacoustic analysis of a CRM-based joined wing configuration at low speeds.

Wedged Gurney Flap for performance improvement of Vertical Axis Wind Turbines (2025)
Presentation / Conference Contribution

This study evaluates the wedged Gurney Flap (GF) on a three- straight-bladed Vertical Axis Wind Turbine (VAWT) using Computational Fluid Dynamics (CFD) simulations. The analysis considers the rotating effect of the blades at three different Tip Speed... Read More about Wedged Gurney Flap for performance improvement of Vertical Axis Wind Turbines.

Dropped leading-edge aerofoil for improved aerodynamic and aeroacoustic performance (2024)
Presentation / Conference Contribution

Extended Abstract Ensuring the optimal performance of aerofoils is a critical engineering design challenge in aviation. The difficulty of enhancing aerodynamic efficiency whilst simultaneously reducing aeroacoustic emissions is well documented. Altho... Read More about Dropped leading-edge aerofoil for improved aerodynamic and aeroacoustic performance.

Aerodynamic performance optimisation of an aerofoil with combined leading-edge and trailing-edge morphing transformations (2024)
Presentation / Conference Contribution

The long-term strategy for aviation sustainability poses the need for more efficient aerodynamic designs. Many researchers have investigated innovative solutions offered by biologically inspired morphing wing concepts, with the leading- or trailing-e... Read More about Aerodynamic performance optimisation of an aerofoil with combined leading-edge and trailing-edge morphing transformations.

Coupled morphing of leading and trailing-edge aerofoil for improved aerodynamic and aeroacoustic performance (2024)
Presentation / Conference Contribution

Aerodynamics of a CRM joined-wing configuration at transonic speeds (2023)
Presentation / Conference Contribution

The presented work aims to showcase a joined-wing (JW) concept with key design parameters based on the NASA Common Research Model (CRM) configuration, to highlight its potential application for an efficient commercial transport or cargo aircraft flyi... Read More about Aerodynamics of a CRM joined-wing configuration at transonic speeds.

Validation of shock-wave/turbulent boundary-layer interaction flows by high-fidelity numerical simulations (2022)
Presentation / Conference Contribution

Shock-wave/turbulent-boundary-layer interactions (SWTBLI) are prevalent phenomena around high-speed vehicles. The resultant strong adverse pressure gradient will induce large flow separation, high wall heat flux, and strong pressure fluctuation, alon... Read More about Validation of shock-wave/turbulent boundary-layer interaction flows by high-fidelity numerical simulations.

An Investigation of a Morphing Flapped Wing (2020)
Presentation / Conference Contribution

This study investigated the design, development, and validation of an alternative method to achieve morphing in wings through the implementation of a sliding mechanism concept. Performance was tested at a specific Reynolds number (Re = 0.62 × 106). M... Read More about An Investigation of a Morphing Flapped Wing.

A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings (2019)
Presentation / Conference Contribution

 Abstract. In this paper, an optimal design of a grid-connected PV-battery-hydrogen hybrid renewable energy system (HRES) at a University campus in Ouargla, Algeria is carried out. To achieve this goal, geographical information system (GIS), CAD sof... Read More about A GIS-MOPSO integrated method for optimal design of grid-connected HRES for educational buildings.

Pin-fin shape and orientation effects on wall heat transfer predictions of gas turbine blade (2019)
Presentation / Conference Contribution

Turbine blades are often exposed to the ‘hot’ gas environment and thus it is essential to apply effective cooling technique to extend the blade lifetime. In the present work, wall heat transfer characteristics inside a blade trailing-edge coolant pas... Read More about Pin-fin shape and orientation effects on wall heat transfer predictions of gas turbine blade.

Numerical study of pin-fin cooling on gas turbine blades (2019)
Presentation / Conference Contribution

This paper describes a numerical study of internal pin-fin cooling performance of a trailing-edge cutback configuration for gas turbine blade. The study was performed at two steps: first, to validate simulation results from an existing TE cutback coo... Read More about Numerical study of pin-fin cooling on gas turbine blades.

Influence of non-iterative time-advancement schemes on the aerodynamic prediction of pitching airfoils using dynamic mesh (2019)
Presentation / Conference Contribution

A pitching airfoil problem is addressed in this paper to assess the use of a non-iterative time-advancement (NITA) scheme with dynamic mesh method, and also to estimate possible CPU time savings. Simulations have shown that using a combination of dyn... Read More about Influence of non-iterative time-advancement schemes on the aerodynamic prediction of pitching airfoils using dynamic mesh.

Assessment of stress-blended eddy simulation model for accurate prediction of three-straight-bladed vertical axis wind turbine performance (2019)
Presentation / Conference Contribution

The performance of a three-straight-bladed vertical axis wind turbine at low tip speed ratio has been evaluated by detached eddy simulation (DES) with stress-blended eddy simulation (SBES) turbulence model. Two grid topologies around the blades, i.e.... Read More about Assessment of stress-blended eddy simulation model for accurate prediction of three-straight-bladed vertical axis wind turbine performance.

Flow response to rapid morphing flap deflection (2019)
Presentation / Conference Contribution

Flow response to rapid morphing flap deflection is
investigated at a Reynolds number based on chord of
0.62×10^6 for a 2D NACA 0012 airfoil fitted with a
morphing Trailing-edge flap (TEF) at a range of angles
of attack and morphing frequencies. T... Read More about Flow response to rapid morphing flap deflection.

A review of current technical development in vertical axis wind turbine technologies and their braking system for low speed, urban and offshore areas application (2018)
Presentation / Conference Contribution

Recently, there are growing interests of using Vertical Axis Wind Turbine (VAWT) to harvest wind energy from low wind speed in urban areas to relatively high wind speed in offshore wind farms. Horizontal Axis Wind Turbine (HAWT) has been known to hav... Read More about A review of current technical development in vertical axis wind turbine technologies and their braking system for low speed, urban and offshore areas application.

CFD simulation of three-straight-bladed vertical axis wind turbine at low tip speed ratios (2018)
Presentation / Conference Contribution

This paper presents computational fluid dynamics (CFD) simulations of a three-straight-bladed Vertical Axis Wind Turbine (VAWT) operating at a wind speed of 9 m/s and low Tip Speed Ratio (TSR) ranging from 1.44 to 3.3. The turbine blade has NACA 0021... Read More about CFD simulation of three-straight-bladed vertical axis wind turbine at low tip speed ratios.

Zeolite supported platinum nanoparticles for small organic molecule oxidation and reduction in fuel cell using impregnation (2018)
Presentation / Conference Contribution

Further development of a variable camber morphing mechanism using the direct control airfoil geometry concept (2018)
Presentation / Conference Contribution

This paper reports on the design, manufacture and testing of an improved variable camber morphing wing mechanism following the study by Evans et al. (2016), who employed the so-called Direct Control Airfoil Geometry (DCAG) concept to actuate the trai... Read More about Further development of a variable camber morphing mechanism using the direct control airfoil geometry concept.

Aeroacoustics investigation of a harmonically morphing trailing edge flap (2018)
Presentation / Conference Contribution

In this paper, an aeroacoustic study of a NACA 0012 airfoil fitted with a morphing Trailing Edge Flap (TEF) was performed at conditions of an Angle of Attack (AoA) = 4º, Reynolds number = 0.62×10^6 and Mach number = 0.11. A modified parametrization m... Read More about Aeroacoustics investigation of a harmonically morphing trailing edge flap.

Slat broadband noise prediction of multi-element 30P30N airfoil by a hybrid RANS-LES method (2018)
Presentation / Conference Contribution

This paper presents a combined CFD and CAA study to assess the slat noise emissions from a multi-element 30P30N airfoil at the 5-degree and 8-degree angle of attack, using a hybrid RANS-LES method. In this simulation, the structured mesh is used and... Read More about Slat broadband noise prediction of multi-element 30P30N airfoil by a hybrid RANS-LES method.