Browsing Mechanical Engineering & Applied Mechanics Masters Theses by Title
Now showing items 36-55 of 103
-
Experimental Investigation of the Temperature Effects on the Behavior of Adhesively-Bonded Dissimilar Materials
(North Dakota State University, 2017)The effects of temperature on the fatigue and low velocity impact (LVI) behaviors of adhesively-bonded single-lap joints (SLJs) composed of a pultruded E-glass/polyurethane composite bonded to 5052 aluminum and A36 steel ... -
Experimental Studies of Pulsatile Flow Passing Side Wall Biological Cavities and Flow Enhancement Using Hydrophobic Surfaces
(2020)Understanding the hemodynamics of the cardiovascular system and associated diseases is important for mitigating health risks. We applied flow diagnostic techniques to investigate pulsatile flow characteristics past sidewall ... -
Experimental Study of Effects of Leading-Edge Structures on the Dynamic Stall of a Vertical Axis Wind Turbine Airfoil
(North Dakota State University, 2020)Vertical axis wind turbine, developed as one of the main methods to utilize the wind energy, has a promising future; however, the major issue to limit its performance is the uneven loading on the blade during operation. ... -
Experimental Study of Effects of Leading-Edge Structures on the Dynamic Stall of a Vertical Axis Wind Turbine Airfoil
(North Dakota State University, 2020)Vertical axis wind turbine, developed as one of the main methods to utilize the wind energy, has a promising future; however, the major issue to limit its performance is the uneven loading on the blade during operation. ... -
An Experimental Study of Fluid-Structure Interaction in Collapsible Vessels
(North Dakota State University, 2022)The fluid-structure interaction in collapsible thin-walled vessels is an important topic of research to better understand the physical mechanisms behind many physiological processes and diseases. In this work, we established ... -
An Experimental Study on a Density Driven Solar Water Heating System Using Supercritical CO2 as Working Fluid
(North Dakota State University, 2013)For supercritical carbon dioxide, a small change in temperature or pressure can result in large change in density, especially close to its critical point. At this pseudocritical region, density decreases rapidly with ... -
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 ... -
Fabrication and Mechanical Characterization of Novel Hybrid Carbon-Fiber/Epoxy Composites Reinforced with Toughening/Self-Repairing Nanofibers at Interfaces
(North Dakota State University, 2012)This research was aimed at fabrication and characterization of novel hybrid carbon-fiber/epoxy composites reinforced with toughening/self-repairing nanofibers at interfaces. For interfacial toughening, continuous electrospun ... -
Fatigue Analysis of Arteries Using Finite Element Method
(North Dakota State University, 2012)In this thesis, the fatigue response of arteries to four specific physiological conditions representative of various morphological changes that artery undergo during its lifetime, was explored. Single layered nonlinear ... -
Fatigue Behavior of Flax Fiber Reinforced Polymer Matrix Composites
(North Dakota State University, 2019)Bio-based flax fiber polymer composites (FFPC) have the potential to replace metals and synthetic fibers in certain applications due to their unique mechanical properties. However, the long term reliability of FFPC needs ... -
Fine Line Metallization of Silicon Heterojunction Solar Cells via Collimated Aerosol Beam Direct Write
(North Dakota State University, 2012)Solar energy has come to the forefront as a scalable and largely underutilized renewable energy resource. The current cost of solar electricity, namely from photovoltaics, along with other logistics factors, has prevented ... -
Foaming Kinetics of Closed Cell Rigid Polyurethane Foam
(North Dakota State University, 2010)Rigid polyurethane foams have shown promise in several applications as a means to reduce weight without compromising structural properties. Information about the chemical formula of the liquid components, the reaction ... -
Generation and Analysis of Streamwise Vortices from Vortex Tube Apparatus
(North Dakota State University, 2020)A pressurized vortex tube is used to generate streamwise vortices in a wind tunnel and the resulting flow behavior is analyzed. The apparatus is intended to verify computational data from the AFRL by offering a method of ... -
Hybridization of Bast Natural and Synthetic Fibers in Thermoplastic Composites
(North Dakota State University, 2019)In recent years, the use of natural fiber-reinforced composites in more advanced applications has grown substantially. Applications of high strength require high mechanical properties. An effective method for increasing ... -
Impact of Recycling on the Mechanical and Thermo-Mechanical Properties of Wood Flour/High Density Polyethylene and Wood Flour/Poly Lactic Acid Composites
(North Dakota State University, 2016)This research concentrates on the recyclability of two wood plastic composites (WPCs) - wood flour/HDPE and wood flour/PLA composites. Two different filler loadings (30 and 50 wt%) were considered for each polymer composite. ... -
Impact. of Environmental Conditions on Fiberglass-reinforced Polyurethane Foam Composites
(North Dakota State University, 2010)Incorporating reinforcement within a polymer (i.e. composite) can obtain substantial performance increases. However, composites may he susceptible to conditions that could have a significant impact on their performance. ... -
Implementation Of Particle Model Control Approach To A Fixed Axle UGV
(North Dakota State University, 2010)Robotic vehicles are normally modeled as rigid bodies under general motion, combining translation and rotation motions. While such modeling results in motion controllers that are easy to implement, these controllers are ... -
Increasing Cotton Product/Waste Value Through New Use Development
(North Dakota State University, 2021)Cotton products have been used for centuries with relatively low value and their ubiquitous use generating large quantities of waste materials. This research’s goal was to develop new uses for waste cotton fiber and ... -
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) ... -
Interfacial Characterization of Fibrous Composites by Cohesive Zone Method
(North Dakota State University, 2013)This work deals with investigation of the interface between unidirectional E-glass fiber and epoxy matrix composites. The two parts in this work are: 1. A periodically constrained finite element (FE) model built as a ...