Division of Mechanical Sciences: Recent submissions
Now showing items 1-20 of 1833
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Asymptotic Modelling of Carbon Nanotube (CNT) and CNT-Reinforced Composite Structures Using Strain Gradient Formulations
Carbon nanotubes (CNTs) have garnered attention for their remarkable mechanical, thermal, and electrical properties, making them valuable in various applications. CNTs are particularly advantageous in aerospace structures ... -
Numerical Modeling of Sediment Transport using ANUGA Sed: Application to Mahanadi River Basin, India
Soil erosion and sediment transport are natural processes primarily driven by water. However, excessive human interference through agriculture, urbanization, and the construction of water storage reservoirs has significantly ... -
Predictive modelling of key performance indicators for a data-driven digital twin of CNC machining processes
This thesis introduces a novel Digital Twin architecture for modelling CNC machining processes for better decision-making by predicting key performance indicators (KPIs) with data-driven modelling. The proposed data-driven ... -
Deformation-based Topological Lattices and their Edge States
Topological elastic metamaterials (TEMs) represent a novel class of elastic materials known for their unique ability to localize vibration energy at boundaries, maintaining robustness against system disorders. These ... -
Comparison of On-Orbit Manual Attitude Control Methods for Non-Docking Spacecraft Through Virtual Reality Simulation
On-orbit manual attitude control of manned spacecraft is accomplished using external visual references and some method of three axis attitude control. All past, present, and developmental spacecraft feature the capability ... -
Engineering Interpenetrating Polymeric Network (IPN) Membranes for Effective Water Remediation
Water is fundamental to human life, sustaining ecosystems, supporting livelihoods, and underpinning human well-being. Despite its importance, water scarcity is a growing global issue due to population growth, economic ... -
Non-intrusive reduced order modeling of dynamical systems with large stochastic dimensions
The work done in this thesis falls under the broad category of computational mechanics. This thesis addresses the computational challenge of high-dimensional regression and interpolation within the framework of a proper ... -
Dynamically isotropic Gough-Stewart platform for micro-vibration isolation in spacecraft
Rotating components such as reaction wheels and momentum wheels on spacecraft generate micro-vibrations up to 250 Hz during on-orbit operations. While the use of Gough-Stewart Platforms (GSPs) for six degrees of freedom ... -
Analysis, Modelling, and Optimization of Gate-To-Gate Aircraft Operation for Enhanced Air Traffic Management
The global air passenger demand will surpass the 10 billion mark by the end of 2040. India itself is poised to become the third largest aviation market and traffic generator by 2033, with a forecast of over 950 million ... -
Emergence and Propagation of Aerodynamic Instabilities in Centrifugal Compressors with Vaned Diffusers: Effect of Solidity and Stagger
Centrifugal compressors are widely employed in turbochargers and small gas turbines due to their ability to achieve high compression per stage. These compressors consist of a rotating impeller and a static diffuser, which ... -
On structure preserving numerical schemes for hyperbolic partial differential equations and multiscale kinetic equations
Natural phenomena are frequently represented through the formulation of differential equations, coupled with specific initial and boundary conditions. Many such models possess inherent structures that are crucial in ... -
Developing Decision Support for Electric Vehicle (EV) Adoption & Charging Infrastructure Planning
Majorly reliant on petroleum products, the transportation sector accounts for 25% of the global energy demand and 23% of carbon dioxide emissions. Among all the modes of transportation, road vehicles are the primary sources ... -
Developing SCR Plate Catalysts for Sustainable NOx Reduction in High Dust Thermal Power Plants
The primary aim of this research is to address NOx emission reductions from high ash/dust environments of coal-driven thermal power plants prevalent in India and other regions using low-grade coal with significant fly ash ... -
Hexagonal boron nitride incorporated polymer nanocomposites for water remediation
The isolation of graphene in 2004 sparked a revolution in the study and applications of 2D nanomaterials in various disparate fields. Separation technology is no exception. 2D nanomaterials possess numerous desirable ... -
Modelling Multimodal Mode Choice Behaviour with Spatial Variability in Level of Service Attributes
Cities worldwide are grappling with declining public transit usage, primarily due to insufficient spatial coverage of mass transit corridors in sprawling urban regions and inadequate first- and last-mile connectivity options ... -
A Class of Vector Fields for Path Following Guidance
With rapidly evolving application scenarios, Unmanned Aerial Vehicles (UAVs) are often desired to autonomously follow predefined paths. Prospective path following guidance methods should cater to the dynamic capability of ... -
Investigating the role of moisture in vernacular and conventional building typologies for occupant comfort and health
Moisture is omnipresent and critical to sustain life on the planet. In buildings, it is observed in the form of indoor moisture, dampness on walls, seepages, etc. As building occupants, humans perceive moisture in the air ... -
Extraction of Bond Coat Mechanical Properties using High- Temperature Digital Image Correlation
Gas turbine engines used in aircraft or power generation widely use nickel-based superalloys in their hot sections such as combustion chambers, turbine blades, etc. These components in the hot section use thermal barrier ... -
A model-based investigation of the long-term climate and carbon cycle consequences of fossil fuel emissions, land use changes and negative emissions
In this thesis, we investigate the effects of anthropogenic perturbations such as fossil fuel emissions, deforestation, afforestation and negative emissions on the long-term climate and carbon cycle using simulations from ... -
Self-sustained oscillations in high-speed cylinder wake flows
Flow in the wake generated by a solid body presents an important class of problems in fluid dynamics, with wide ranging scientific implications and engineering applications. The present work investigates the structure and ...