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: AN IMPROVEMENT OF THE LOAD REDUCTION EVALUATION METHODOLOGIES EMPLOYED IN DEMAND RESPONSE (DR) PROGRAMS OFFERED TO RESIDENTIAL CUSTOMERS
Author: Mohajeryami, Saeed
Date Created: 2017
Subjects--Topical: Engineering, Economics
Description: In current electricity market, demand side buys power indirectly through electric utilities, and it makes the demand side inelastic to market's price volatility and significantly affects the efficiency of the market. To fix the problem, it is esse...

Title: An Exploration of the Diffusion Dynamics of Open Source Software (OSS): An Agent-Based Computational Economics (ACE) Approach
Author: Zaffar, Muhammad
Date Created: 2010
Subjects--Topical: Business, Information science
Description: Despite the rising popularity of Open Source Software (OSS), there is limited understanding of the factors that affect the diffusion of OSS at the organizational level. Review of the literature suggests that previous empirical and analytical studi...

Title: Aspects of Turbulence and Stochastic Processes in Fluid Mechanics
Author: Dahlberg, Jerry
Date Created: 2018
Subjects--Topical: Mechanical engineering, Fluid mechanics
Description: Three experimental studies are executed to examine aspects of turbulence and stochastic processes in fluid mechanics. Each experimental study is conducted in a different medium; water, wind and vibrated grain piles. Each study requires upgrades to...

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: DYNAMIC CONVEX OPTIMAL POWER FLOW APPROACHES FOR MODERN POWER GRID
Author: Moghadasi, Seyedmahdi
Date Created: 2017
Subjects--Topical: Engineering
Description: Non-convexity of Optimal Power Flow (OPF) problem in power systems poses difficulties in reaching optimal solutions which can adversely affect the overall solution efficiency, convergence and appropriate scheduling of generators. Dynamic convex OP...

Title: EXPERIMENTAL INVESTIGATION OF SOLID-LIQUID PHASE CHANGE IN VIBRATED GRANULAR MEDIA AND COMPARISON WITH THEORETICALLY PREDICTED PHASE CHANGE IN HARD SPHERE SYSTEMS
Author: Gaur, Kapil
Date Created: 2017
Subjects--Topical: Fluid mechanics, Statistical physics
Description: Hard sphere systems, for years, have been studied through computer simulations. In the 1950s the work on modern computing was on the rise and computers were being researched for use in every field. Statistical Mechanics was no alien to this and th...

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: FRACTAL-INSPIRED SUBWAVELENGTH GEOMETRIC INCLUSIONS FOR IMPROVEMENT OF HIGH-FREQUENCY ELECTROMAGNETIC DEVICES
Author: Smith, Kathryn
Date Created: 2018
Subjects--Topical: Electromagnetism
Description: This dissertation presents research results demonstrating the efficacy of fractal-inspired subwavelength geometric inclusions for improvement of high-frequency electromagnetic devices. It begins with a review of the open literature in the area of ...

Title: FREE BODIES IN UNSTEADY VISCOUS FLOWS AND SIMPLE MECHANICAL ANALOGS: NONLINEAR DYNAMICS AND UNDERACTUATED CONTROL
Author: Abrajan Guerrero, Rodrigo
Date Created: 2018
Subjects--Topical: Mechanical engineering, Mechanics, Robotics
Description: In this dissertation we study the interactions between free bodies and unsteady viscous flows, with particular interest in locomotion and in particle transport in streaming flows.For self-propelling bodies, we present systems with two different me...

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: INTELLIGENT DEMAND SIDE MANAGEMENT OF RESIDENTIAL BUILDING ENERGY SYSTEMS
Author: Sinha, Maruti
Date Created: 2013
Subjects--Topical: Mechanical engineering, Power resources
Description: Advent of modern sensing technologies, data processing capabilities and rising cost of energy are driving the implementation of intelligent systems in buildings and houses which constitute 41% of total energy consumption. The primary motivation ha...

Title: INVESTIGATION OF TURBULENCE IN GRANULAR FLOW
Author: Abdelrahman, Mohamed
Date Created: 2017
Subjects--Topical: Mechanical engineering, Mechanics, Engineering
Description: Granular flow poses interesting questions in terms of both theoretical and applied mechanics. The increased utilization of vibrational finishing processes in the manufacturing of high precision components has resulted in an increased need to under...

Title: Improving Dense Real-Time 3D SLAM Using Sparse Geometric Constraints
Author: Papadakis, John-Richard
Date Created: 2018
Subjects--Topical: Robotics
Description: This thesis explores the extension of a state of the art dense RGBD SLAM system to include detected geometries as elements in the estimated global map. The existing approach leverages an algorithm for dense visual odometry, which is analyzed in de...

Title: Multi-Representation of Linear Functions for Pre-College Students in a STEM Context
Author: Raja, Shagufta
Date Created: 2015
Subjects--Topical: Mathematics--Study and teaching, Curriculum planning
Description: In this case study, five pre-college students and a teacher were interviewed using an assessment instrument consisting of six problems involving linear functions. The qualitative research study model was inspired by Lesh, Post and Behr's Translati...

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: Trajectory tracking control for nonholonomic robots with actuation noise and imperfect communication
Author: Lawless, Frank
Date Created: 2022
Subjects--Topical: Engineering
Description: When executing safety-critical missions, tracking algorithms must be dependable, accurate, and have quantifiable tracking performance in non-ideal environments (e.g., actuation noise, delayed communication, and noisy measurement). Trajectory track...