Aerospace Engineering (AE)
Recent Submissions
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Navigation of Autonomous Vehicles using Event Cameras and Modified RRT Methods
Autonomous vehicles, such as unmanned aerial vehicles (UAVs) and autonomous mobile robots (AMRs), are at the forefront of technological innovation and are widely used across various applications. As these vehicles become ... -
Behaviour Modelling of Non-Cooperative Space Objects and Strategies for Decision Support in Space Situational Awareness
Space Situational Awareness [SSA] is defined as the comprehensive knowledge of Resident Space Objects [RSO] which may include satellites, rocket bodies, debris etc. and the ability to understand their behaviour. SSA solutions ... -
Investigations on Hypersonic Laminar to Turbulent Boundary Layer Transition in a Shock Tunnel
The phenomenon of laminar to turbulent boundary layer transition has baffled researchers in high speed fluid dynamics and aerodynamics for over half a century. The reason for departure of ordered laminar boundary layer ... -
Multi-Agent Pursuit-Evasion and Coverage Strategies
Autonomous agents are increasingly being used to solve many tasks deemed complex by humans with ease and effectiveness. Two such related applications are in defence scenarios and in coverage. Inspired by these applications, ... -
Inflatable Aerodynamic Decelerators for Atmospheric Re-entry
Atmospheric re-entry is the most challenging part of human space flight. In the re-entry phase of flight, the crew module (or re-entry vehicle) is required to bring the onboard astronauts from orbital velocities, which ... -
Numerical Studies on the Effect of Core Metal Type and Thickness on the Mechanical Behaviour of Fiber Metal Laminates
Fiber Metal Laminates are advanced materials that combine the properties of metals with Fiber Reinforced Plastics to attain enhanced mechanical performance. The desired mechanical properties can be achieved by hybridizing ... -
Effect of Laser Shock Peening on Residual Stress and Mechanical behaviour of Aluminium alloy AA2219 Friction Stir Weld
The Aluminium alloy AA2219 is a precipitation-hardenable wrought alloy with copper as the major alloying element. Large-volume propellant tanks of space launch vehicles are manufactured by joining AA2219 alloy through ... -
Experimental Study of Isolator Shock Trains in Confined Co-flowing Supersonic Streams
Futuristic high Mach number flight systems using advanced air-breathing propulsion technologies typically have multiple flow paths with supersonic flows that merge before exiting the vehicle. The supersonic-supersonic ... -
Transonic Shock Buffet in an Axial Flow Fan
Transonic shock buffet, a self-sustained shock oscillation resulting from shock-boundary layer interaction, is observed across a range of operating points on the performance map of a transonic axial flow fan. Shock ... -
Multiscale modelling and design of multifunctional composites for microwave absorption applications
Microwave absorption materials (MAMs) are crucial for both long-standing aeronautical and emerging space security applications, with carbon-based materials traditionally dominating the field due to their exceptional strength ... -
Development of Scalable UAV Swarm-based Cooperative Search and Mitigation Approaches for Wildfire Management
Climate change has significantly exacerbated wildfire seasons, increasing their frequency, duration, and scale of destruction. Globally, wildfires destroy approximately 400 million hectares of land annually, resulting in ... -
Intersection Planning in Multilane Aerial Corridors for UAVs
Humans have always been on a quest to improve the means of transportation. The evolution will inevitably lead towards autonomy in the operations of aerial and ground vehicles. As for the Uncrewed Aerial Vehicles (UAVs), ... -
Experimental investigation into the effect of transverse acoustic excitation over swirling flow and flame
Combustion in gas turbine combustors features complex coupling of fluid dynamics, heat release, and chamber acoustics. Most combustion systems have a tendency to self-excite large amplitudes of pressure and heat release ... -
Control of Alternating Flow Phenomena in Transonic Shock Wave Boundary Layer Interactions Over Payload Region of a Generic Launch Vehicle Model
During the transonic phase of a launch vehicle’s ascent, aerodynamic loads peak due to high freestream dynamic pressure and angle of attack. In addition to steady loads, significant pressure fluctuations arise from Shock ... -
Studies on Fluid-Structure Interactions in Hypersonic Flow
Fluid-structure interaction (FSI) represents a critical area of research in aerospace engineering, particularly in the hypersonic flows where aerodynamic and thermal loads significantly impact structural integrity and ... -
Passive control and intermittent dynamics of the precessing vortex core oscillation in swirl flows
Swirl is used in modern gas turbine combustor nozzles to achieve reliable flame stabilization and efficient fuel-air mixing. The swirl component in the nozzle jet flow induces an axial vortex. At high swirl intensities, ... -
Sub-mesoscale modeling framework for woven fabrics using VAM-based geometrically-exact beam model
In this work, a novel sub-mesoscale model of woven fabrics is developed using nonlinear finite element methods. The main aim of the work is to develop a framework for modeling woven fabrics. The yarns are modeled as beam ... -
Adjoint-Based Aerodynamic Shape and Mesh Optimization with High-order Discontinuous Galerkin Methods
The aerodynamic shape of an aircraft plays a pivotal role in determining its overall performance. Aerodynamic Shape Optimization (ASO) involves systematically modifying the geometry to optimize the aerodynamic objective ... -
Ultrasonic Guided Wave-based Inspection of Additively Manufactured Components
Layered structural components, such as laminated composites and those made via Additive Manufacturing (AM), are widely used in aerospace and automotive industries due to their various advantages. The layer-wise approach ... -
Effect of Interface Roughness on Mechanical Strength of Adhesively Bonded CFRP Joints- Experimental and Numerical Studies
Composite materials are well known for their superior properties such as specific strength, specific modulus, tailor-ability in different directions, fatigue resistance, durability, low weight, and low thermal expansion. ...
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