Mechanical Engineering & Applied Mechanics Masters Theses: Recent submissions
Now showing items 61-80 of 106
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Processing and Manufacture of Soybean and Wheat Straw Medium Density Fiberboard Utilizing Epoxidized Sucrose Soyate Resin
(North Dakota State University, 2016)Soybean straw and wheat straw show promise as annually renewable alternative to traditional wood sources for fiberboard. Epoxidized sucrose soyate has shown high performance as a thermosetting resin and could be adapted ... -
The Use of Electrospun Soy Protein Isolate/Polyvinyl Alcohol Nanofibers for Controlled Drug Delivery As Well As Investigation Into Mass Production
(North Dakota State University, 2015)As the global movement progresses towards environmental awareness, industries are attempting to become less dependent on petroleum based materials. This study investigates the incorporation of Soy Protein Isolate (SPI) ... -
Computational Investigation of Low-Pressure Turbine Aerodynamics
(North Dakota State University, 2015)The design of today’s gas turbine engines is heavily reliant on accurate computational fluid flow models. Creating prototype designs is far more expensive than modeling the design on a computer; however, current turbulence ... -
Minimum Favorable Conditions for Hydrogen-Diesel Combustion
(North Dakota State University, 2016)A test apparatus was designed and fabricated that allowed very small amounts of diesel fuel to be injected into a hydrogen-air mixture. This apparatus was designed to be able to operate near the limits of diesel fuel ... -
Utilization of Cold Spraying Technique to Develop Ni Based Composites Reinforced with Ni3Al Particulates
(North Dakota State University, 2015)This study was intended to investigate the capability of cold spraying deposition process as a near net shape forming technique to produce MMCs. P/M technique was used to fabricate MMCs in this study for the reason of ... -
Robust Control of Skid Steered Robotic Vehicles on High Friction Surfaces
(North Dakota State University, 2015)The autonomous control of unmanned ground vehicles (UGVs) is a growing research area. Skid steered UGVs are desired because of their simple control inputs, however the control algorithm requires complex dynamic analysis. ... -
Best Practices in Computational Fluid Dynamics Modeling of Cerebral Aneurysms using ANSYS CFX
(North Dakota State University, 2015)Today many researchers are looking toward computational fluid dynamics (CFD) as a tool that can help doctors understand and predict the severity of aneurysms, but there has yet to be any conclusive proof of the accuracy ... -
Numerical Simulations of Electrohydrodynamic Evolution of Thin Polymer Films
(North Dakota State University, 2015)Recently developed needleless electrospinning and electrolithography are two successful techniques that have been utilized extensively for low-cost, scalable, and continuous nano-fabrication. Rational understanding of the ... -
Development of Biobased Composites of Structural Quality
(North Dakota State University, 2015)Highly biobased composites with properties and costs rivaling those consisting of synthetic constituents are a goal of much current research. The obvious material choices, vegetable oil based resins and natural fibers, ... -
Dried Distillers Grains With Solubles as a Multifunctional Filler in Wood Particleboards
(North Dakota State University, 2015)Dried Distillers Grains with Solubles (DDGS) has been investigated for its use as a functional filler in wood particleboards bonded with Melamine Urea Formaldehyde. Both the concentration of the DDGS filler – 5, 10, and ... -
Experimental Use of Hydrogen to Reduce the Consumption of Carbon Fuels in a Compression Ignition Engine and Its Effect on Performance
(North Dakota State University, 2016)As part of an effort to find use for electric energy produced by wind turbines, Basin Electric started a program to produce hydrogen through electrolysis. It is not enough to simply produce hydrogen, there needs to be uses ... -
Stress-Function Variational Methods for Stress Analysis of Composite Laminates and Adhesively Bonded Composite Joints
(North Dakota State University, 2015)Adhesively bonded composite joints (ABCJs) have been broadly used to connect multimaterials and show their structural and economic advantages compared to traditional bonding methods. However, robust methods are still ... -
Characterizing the Operation of a Dual-Fuel Diesel-Hydrogen Engine near the Knock Limit
(North Dakota State University, 2014)A CAT C6.6 turbocharged diesel engine was operated in dual-fuel diesel-hydrogen mode. Hydrogen was inducted into the intake and replaced a portion of the diesel fuel. Hydrogen was added across multiple engine speeds and ... -
The Dynamics of Viscous Droplets near Micro-Patterned Solid Surfaces in Creeping Flow
(North Dakota State University, 2014)The interaction between droplets and solid surfaces is of great importance in industrial applications, biochemical processes, and fundamental materials research on surface wettability. In this work, a three-dimensional ... -
Stress-Function Variational Method for Stress Analysis of Adhesively Bonded Joints
(North Dakota State University, 2014)Recently, adhesively bonded joints (ABJs) has found more rapidly increasing applications in aerospace and aeronautical structures, ground vehicles, and flexible electronics than mechanical fastening and welding technologies. ... -
Modeling and Optimal Control of Curvatures in IPMC's
(North Dakota State University, 2014)There has been a growing number of research activities in the area of using smart materials in day to day lives because of their ability to serve both as sensors and actuators. Ionic Polymer Metal Composites (IPMCs) are ... -
Influence of the Biaxiality Ratio on Multiaxial Fatigue of Metallic Materials
(North Dakota State University, 2014)The ability to model and predict multiaxial fatigue life without being too aggressive or conservative is of great interest to engineers. The purpose of this study was to examine the influence of the biaxiality ratio (σ2/σ1) ... -
Characterization of Mechanical Properties in Hybridized Flax and Carbon Fiber Composites
(North Dakota State University, 2013)Natural fiber composites have been found to exhibit suitable mechanical properties for general applications. However, when high strength applications are required, natural fibers are typically not considered as a practical ... -
Evaluation of Mechanical Properties of Al-Cu Cold Sprayed and Alloy 625 Wire Arc Sprayed Coatings
(North Dakota State University, 2014)This study examines microstructural-based mechanical properties of Al-Cu composite deposited by cold spraying and wire arc sprayed nickel-based Alloy 625 coating using numerical modeling and experimental techniques. The ... -
Theoretical Study on Thin Film Dye Sensitized Photovoltaic Solar Cells
(North Dakota State University, 2014)This thesis presents two models of a dye-sensitized solar cell (DSC): diffusion model and electrical model. The main purpose is to investigate interfacial charge transfer and charge transport within the semiconductor/electrolyte ...