Search results | J. Murrey Atkins Library

Title: A Semi-Quantitative Schlieren High-Speed Flow Diagnostic: Analysis of High-Pressure-Ratio, Overexpanded Planar Flow in Rocket Nozzles
Author: Thorsett-Hill, Karen
Date Created: 2012
Subjects--Topical: Mechanical engineering
Description: This work introduces a semi-quantitative schlieren (SQS) method which is used to qualitatively and quantitatively analyze complex, unsteady, compressible flows in a small, planar convergent-divergent nozzle. A basic schlieren system is used to ima...

Title: ANALYSIS OF INDIVIDUAL, COMBINED AND 2-STEP VARIATION IN INDUCTION SYSTEM OF AN IC ENGINE TO OPTIMIZE PERFORMANCE AND FUEL EFFICIENCY
Author: SAWANT, PAURAS
Date Created: 2018
Subjects--Topical: Automobiles--Design and construction
Description: Naturally aspirated internal combustion (IC) engines with conventional intake assembly are tuned only over a narrow speed range to produce an induction boost by capitalizing the pressure waves arising in the intake manifold. In this research, inta...

Title: CFD BASED ANALYSES OF THE EFFECTS OF 2017 NASCAR XFINITY RACING SERIES AERODYNAMIC RULE CHANGES
Author: Olkhovskyi, Nazarii
Date Created: 2019
Subjects--Topical: Engineering
Description: Xfinity racing series is an American stock car racing series organized by NASCAR. Forthe 2017 racing season, NASCAR introduced new regulations for this series in order todecrease aerodynamic influence on vehicle performance. Using only open-source...

Title: CFD simulation of an overtaking maneuver using simplified vehicle bodies
Author: Chellaram, Arune
Date Created: 2016
Subjects--Topical: Mechanical engineering
Description: When two vehicle bodies are involved in a passing maneuver, interesting and intricate aerodynamic interactions occur between them. This has been an area of active interest in Motorsports for quite some time. The existing literature shows only few ...

Title: COMPARISON OF TAYLOR’S THEORY OF SPHERICAL BLAST TO A KNOWN NUMERICAL SOLUTION
Author: ROYADHIKARI, SANDIPKUMAR
Date Created: 2015
Subjects--Topical: Mechanical engineering
Description: Taylor’s blast wave theory was the first of its kind and focused on the dynamics and thermodynamics of spherical blast waves. Taylor’s model was stated as a similarity solution and determined the time-dependent blast radius, as well as the radiall...

Title: Experimentally Infused Active System Optimization - Theoretical Framework and Airborne Wind Energy Case Study
Author: Deodhar, Nihar
Date Created: 2018
Subjects--Topical: Mechanical engineering, Engineering
Description: This research pioneers formal combined plant and controller optimization (termed ``co-design") schemes for complex systems where accurate but expensive experiments are fused with cheap but less accurate numerical simulations. This fusion of experi...

Title: Green's Function-Stochastic Approach To Solving Linear, Nonlinear And Nonhomogeneous Evolution Transport Problems
Author: Nortey, Thomas
Date Created: 2014
Subjects--Topical: Mechanical engineering
Description: yes

Title: Insight Derived From High Order Structured Finite Difference CFD Simulations of Flow Past Generic Simplified Car Models
Author: Henry, Maxwell
Date Created: 2016
Subjects--Topical: Mechanical engineering, Engineering, Automobiles--Design and construction
Description: This thesis focuses upon using a high-order finite-difference method on a structured overset grid to study flow features around a generic simplified car model adjusting mesh refinements, rear slant angles, solvers, and turbulence models. These pro...

Title: Integration of the Simulation Environment for Autonomous Robots with Robotics Middleware
Author: Harris, Adam
Date Created: 2014
Subjects--Topical: Electrical engineering, Computer engineering, Robotics
Description: Robotic simulators have long been used to test code and designs before any actual hardware is tested to ensure safety and efficiency. Many current robotics simulators are either closed source (calling into question the fidelity of their simulation...

Title: MODELLING HUMAN-AUTOMATION INTERACTIONS IN A HAPTIC SHARED CONTROL FRAMEWORK
Author: Yeravdekar, Arjun
Date Created: 2020
Subjects--Topical: Mechanical engineering
Description: This thesis is focused on modeling the interaction between a human driver and anautomation system . While numerous companies and academic groups are pushingto develop autonomous vehicles with the aim of freeing up attention for drivers andimprovin...

Title: Numerical Simulation Based Analysis Of Road Vehicle Aerodynamic Flows
Author: Zhang, Chunhui
Date Created: 2018
Subjects--Topical: Mechanical engineering, Automobiles--Design and construction
Description: Computational Fluid Dynamics (CFD) is currently viewed as one of the major tools for investigating aerodynamics of road vehicles. In spite of its well-documented limitations in predicting flows involving complex geometries and flow separations, th...

Title: On Accelerating Road Vehicle Aerodynamics
Author: Peters, Brett
Date Created: 2018
Subjects--Topical: Mechanical engineering, Aerospace engineering, Fluid mechanics
Description: Road vehicle aerodynamics are primarily focused on developing and modeling performance at steady-state conditions, although this does not fully encompass the entire operating envelope. Considerable vehicle acceleration and deceleration occurs duri...

Title: Performance Evaluation of Tracer Particles for Particle Image Velocimetry Using a Scaled Rolling Road-Tire Setup in a Wind Tunnel
Author: Narayan, Nithin
Date Created: 2018
Subjects--Topical: Mechanical engineering, Fluid mechanics
Description: The ultimate goal of the present work is to evaluate the ability to produce highlyresolved particle image velocimetry (PIV) flow images of tracer particles dispersedin a wind tunnel with a scaled rolling road-tire setup. The particle type, size, a...

Title: Reduced Order Aerodynamic Model Development of Road/Race Vehicles
Author: Halterman, Jaclynn
Date Created: 2019
Subjects--Topical: Mechanical engineering, Automobiles--Design and construction, Aerospace engineering
Description: This research systematically develops a real-time capable reduced order aerodynamic model of a race vehicle to predict the aerodynamic characterization of a transient vehicle. The aerodynamic model modularly combines the quasi steady state aerodyn...

Title: SENSITIVITY OF TURBULENCE CLOSURE COEFFICIENTS ON THE AERODYNAMIC PREDICTIONS OF FLOW OVER A SIMPLIFIED ROAD VEHICLE
Author: Dangeti, Chamundeswar Sridhar
Date Created: 2018
Subjects--Topical: Mechanical engineering
Description: Computational Fluid Dynamics (CFD) analysis of complex external flows is an important component of road vehicle design and development. The Reynolds Averaged Navier Stokes (RANS) turbulence modeling is widely used in the automotive industry for si...

Title: STOCHASTIC SOLUTION TO SOLVE THERMAL CONDUCTION AND BOUNDARY LAYER PROBLEMS
Author: Pujari, Ashish
Date Created: 2019
Subjects--Topical: Mechanical engineering
Description: The following thesis describes the concept, application and result obtained on applyingstochastic calculus to solve thermal conduction and boundary layer problems.Ito’s lemma is the framework in obtaining the desired results. Different cases provi...

Title: The Effects of Inlet Temperature and Turbulence Characteristics on the Flow Development Inside a Gas Turbine Exhaust Diffuser
Author: Bomela, Christian
Date Created: 2014
Subjects--Topical: Mechanical engineering, Power resources
Description: The overall industrial gas turbine efficiency is known to be influenced by the pressurerecovery in the exhaust system. The design and, subsequently, the performanceof an industrial gas turbine exhaust diffuser largely depend on its inflow conditio...

Title: The mechanics and control of robotic systems exploiting viscous phenomena for planar locomotion
Author: Hassing, Peter
Date Created: 2015
Subjects--Topical: Mechanical engineering
Description: Viscous phenomena can be used to aid in the locomotion and control of robotic systems. With the aid of Lagrangian reduction techniques, it is shown that dissipation can be used to model nonholonomic, holonomic, and kinematically constrained system...