Search results | J. Murrey Atkins Library

Title: FUNDAMENTALS OF MATERIAL REMOVAL IN SILICON CARBIDE FOR FREEFORM OPTICS
Author: Shanmugam, Prithiviraj
Date Created: 2019
Subjects--Topical: Mechanical engineering
Description: The mechanical and thermal properties offered by Silicon carbide (SiC) make it an ideal material for reflective freeform optics. However, the hardness, brittleness and fracture toughness of the material pose a challenge to manufacturing. The manuf...

Title: Design and Development of an Experimental Apparatus for Hardware-In-Loop Testing of Solar-Assisted Heat Pump Systems
Author: van Arnold, George
Date Created: 2020
Subjects--Topical: Mechanical engineering, Engineering
Description: Growing concerns related to the environmental impacts of rising global energy consumption compel the continued development of low-emission technologies for the building sector. In the United States, space conditioning and domestic hot water genera...

Title: Design and Verification of a Levitation Device
Author: Lambert, Brittney
Date Created: 2019
Subjects--Topical: Mechanical engineering
Description: This thesis describes the design and verication of a force measurement instrumentusing levitation through use of a voice coil actuator. The device can suspend an external force of up to 10N, and determine that external force to within ±0.003N. Mec...

Title: Design Analysis of Tesla Turbine
Author: Kausik, Galab
Date Created: 2017
Subjects--Topical: Mechanical engineering
Description: This thesis discusses the "Design Analysis of the Tesla Turbine" or so called "Flat Disc Turbine" using "Compressed Air" as the working fluid. Nikola Tesla invented the turbine in 1906 and received the patent in 1913. Using the word "Turbine", it ...

Title: Distributed Renewable Energy Technologies:Design and Development of Scalable Transmission Systems
Author: Menon, Shruti Mohandas
Date Created: 2018
Subjects--Topical: Mechanical engineering
Description: Renewable forms of energy are being intensively pursued and investigated in systems connected to the grid as well as in standalone applications. The global energy generation is expected to grow 2.7 times by the year 2035. Today, renewable energy r...

Title: PERFORMANCE EVALUATION OF A TWO-BAR BRIDGE RAIL FOR COMPLIANCE WITH MASH TL-3 CONDITIONS USING FINITE ELEMENT ANALYSIS
Author: Fatoki, Joshua
Date Created: 2020
Subjects--Topical: Mechanical engineering
Description: Roadside barriers are important safety devices installed on highways to mitigate the severity of injuries caused by crashes of errant vehicles. The two-bar metal bridge rail is a commonly used roadside barrier in North Carolina and is recognized f...

Title: PENETRATION RESISTANCE OF 4340 STEEL/POLYUREA LAMINATE
Author: Pajjuri, Vishnu Vardhan Kumar
Date Created: 2017
Subjects--Topical: Mechanical engineering, Military art and science, Chemistry, Polymers
Description: Enhancement of the penetration resistance of materials used in the defense industry is of great interest since such improvements can save human life and can reduce the loss of resources caused by high velocity projectiles penetrating through the w...

Title: Performance tuning of IC engine with variable exhaust system using a one-D simulation tool
Author: Gajula, Vineeth
Date Created: 2017
Subjects--Topical: Mechanical engineering, Automobiles--Design and construction
Description: The exhaust system has a significant effect on the breathing capability of an IC engine, which when increased, increases the volumetric efficiency. Due to the sudden opening of the exhaust valve, the highly pressurized gases in the combustion cham...

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: Prototype System for Autonomous Detection and Extraction of Floating Pollution from Aquatic Environments
Author: Brake , Jeremy
Date Created: 2021
Subjects--Topical: Engineering, Robotics, Mechanical engineering
Description: This research aims to develop an autonomous system for pollution acquisition and extraction within waterways. Currently, there are approximately 270,000 tons of pollution within the world’s oceans, with 80% originating from inland waterways. The e...

Title: REPLICATION OF FREEFORM OPTICS ONTO NEAR-NET-SHAPE SUBSTRATES USING DIAMOND TURNED STAMPERS
Author: Smith, Glen
Date Created: 2019
Subjects--Topical: Mechanical engineering
Description: Freeform optics open a new design space for optical systems. Production of freeform optics, with no axis of rotational symmetry, often requires the use of multi-axis (>2) sub aperture machining and finishing techniques. These are expensive and imp...

Title: Photovoltaic and Concentrated Solar Power Generation and Water Desalination in Arid Desert Regions
Author: Alsarraf, Faisal
Date Created: 2022
Subjects--Topical: Mechanical engineering, Renewable energy sources
Description: To evaluate the feasibility of solar power plants for both power generation and water desalination in arid desert locations, A Photovoltaic power plant was compared to a Concentrated Solar Power plant at different design capacities in the selected...

Title: DEMONSTRATION OF A CLOSED LOOP DIGITALLY ENABLED MANUFACTURING PROCESS USING ADVANCED METROLOGY TECHNIQUES
Author: Erickson, Michael
Date Created: 2018
Subjects--Topical: Mechanical engineering
Description: This thesis details the use of advanced coordinate metrology techniques to digitally enable manufacturing through the demonstration of predictive shimming in the assembly of a power plant generator Frame and Stator Core. A process was developed to...

Title: DESIGN AND EXPERIMENTAL ANALYSIS OF HUB CALIBRATION OF TIRE FORCE AND MOMENT TESTING MACHINE
Author: Muthyala, Dhiraj Kumar
Date Created: 2018
Subjects--Topical: Mechanical engineering, Automobiles--Design and construction
Description: Tire cornering force and moment data from an indoor tire testing machine is very important to auto-makers and tire researchers with respect to the performance of vehicles. As such, the quality of the tire data is also crucial and it is dependent o...

Title: DESIGN CONSTRUCTION AND TESTING OF A TIRE TEST MACHINE ROAD WHEEL CLEANING SYSTEM
Author: Verma, Shivendra
Date Created: 2019
Subjects--Topical: Mechanical engineering
Description: This thesis summarizes and reviews designed parts and methodology. Large, ten-ton plus, test machines are used which measure cornering forces and moments on passenger and race tires. These machines depend on an accurate and repeatable road surface...

Title: DYNAMIC WATER SORPTION IN TREHALOSE-SALT MIXTURES: EFFECT OF COMPOSITION ON RETENTION OF THE AMORPHOUS STATE
Author: Bagheri, Babak
Date Created: 2014
Subjects--Topical: Mechanical engineering, Biomechanics
Description: The disaccharide trehalose has received considerable attention in the bio-preservation field due to its outstanding properties as a glass former, and it is widely used in the pharmaceutical and food industries to stabilize dried products. In part,...

Title: DYNAMICS SENSITIVITY STUDY OF STOCK CAR SHIFTER COMPONENTS
Author: DesRocher, Samuel
Date Created: 2016
Subjects--Topical: Mechanical engineering, Automobiles--Design and construction
Description: Previous experience in race situations has shown that components in the shifter section of the stock car drivetrain are subject to failure. As the engine operates in a specific rotational speed band throughout a race event due to gearing rules, th...

Title: An Experimental and Computational Study of the Effect of Bioceramic Porosity on Drug Release Kinetics
Author: Upadhyay, Rahul
Date Created: 2016
Subjects--Topical: Mechanical engineering
Description: Porous bioceramics have been explored for drug delivery applications. The goal is to design a material that can provide controlled release of therapeutic doses of the drug for a duration long enough to cause complete healing. For drug carriers, th...

Title: Discrete Element Simulations of Powder Spreading in Additive Manufacturing
Author: Amrapurkar, Parth
Date Created: 2020
Subjects--Topical: Mechanical engineering, Engineering, Physics
Description: Powder spreading plays a critical role in the quality of parts produced with selective laser sintering (SLS). Some of the important parameters that influence the quality of the powder bed are the powder particle size and distribution, blade speed,...

Title: A Comparative Study Between Axial and Radial Flux-Focusing Magnetic Gear Topologies and Mechanical Gearboxes
Author: Calvin, Matthew
Date Created: 2015
Subjects--Topical: Mechanical engineering, Electrical engineering, Electromagnetism
Description: A variety of magnetic gear topologies have been investigated in recent years as alternatives to traditional mechanical gearboxes. In general these magnetic gears offer advantages in the non-contact transmission of torque including inherent overloa...