Engineering Dissertations and Theses: Recent submissions
Now showing items 641-660 of 1055
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Evaluation of Loss Factor Estimation Techniques for Free Hanging Flat Panels Excited Mechanically
(University of Kansas, 2013-05-31)To establish the "best" technique to estimate a damping loss factor for mechanically-excited panels, three loss factor estimation techniques--PIM, IRDM, and RDT--are compared. In experimental and computational analyses, ... -
Development of An Economically Viable H2O2-based, Liquid-Phase Ethylene Oxide Technology: Reactor Engineering and Catalyst Development Studies
(University of Kansas, 2012-05-31)Ethylene Oxide (C2H4O, abbreviated as EO), a high volume chemical intermediate is used as a raw material for a variety of consumer products, such as plastic bottles, anti-freeze, sports gear, detergents and paints. In 2009, ... -
New Methodology for Measuring Semantic Functional Similarity Based on Bidirectional Integration
(University of Kansas, 2013-05-31)1.2 billion users in facebook, 17 million articles in Wikipedia, and 190 million tweets per day have demanded significant increase of information processing through Internet in recent years. Similarly life sciences and ... -
Using Hydrated Salt Phase Change Materials for Residential Air Conditioning Peak Demand Reduction and Energy Conservation in Coastal and Transitional Climates in the State of California
(University of Kansas, 2013-05-31)The recent rapid economic and population growth in the State of California have led to a significant increase in air conditioning use, especially in areas of the State with coastal and transitional climates. This fact makes ... -
Power Modeling and Optimization for GPGPUs
(University of Kansas, 2013-05-31)Modern graphics processing units (GPUs) supports tens of thousands of parallel threads and delivers remarkably high computing throughput. General-Purpose computing on GPUs (GPGPUs) is becoming the attractive platform for ... -
A POS Tagging Approach to Capture Security Requirements within an Agile Software Development Process
(University of Kansas, 2013-05-31)Software use is an inescapable reality. Computer systems are embedded into devices from the mundane to the complex and significantly impact daily life. Increased use expands the opportunity for malicious use which threatens ... -
Greener Hydroformylation with Nanofilterable Rhodium Catalysts in A Stirred Membrane Reactor
(University of Kansas, 2013-05-31)Hydroformylation for producing industrial chemical intermediates such as aldehydes and alcohols from olefinic substrates is a 15 billion lb/year industry and a potential route for increasing the carbon chain of light olefins ... -
Firewall Policy Diagram: Novel Data Structures and Algorithms for Modeling, Analysis, and Comprehension of Network Firewalls
(University of Kansas, 2013-05-31)Firewalls, network devices, and the access control lists that manage traffic are very important components of modern networking from a security and regulatory perspective. When computers were first connected, they were ... -
Ordered rate constitutive theories in Lagrangian description for thermoelastic solids and thermoviscoelastic solids with and without memory using Helmholtz free energy density
(University of Kansas, 2013-05-31)The research work presented here considers development of constitutive theories in Lagrangian description for homogeneous, isotropic, compressible and incompressible thermoelastic solids, thermoviscoelastic solids without ... -
Substantial Maintenance Practices for Bridges on the Kansas State Highway System
(University of Kansas, 2013-05-31)The Kansas Department of Transportation is currently facing the contradictory requirements of providing equivalent or improved operations to facilitate economic growth and reductions in funding. This will require the agency ... -
DECENTRALIZED ROBUST NONLINEAR MODEL PREDICTIVE CONTROLLER FOR UNMANNED AERIAL SYSTEMS
(University of Kansas, 2013-05-31)The nonlinear and unsteady nature of aircraft aerodynamics together with limited practical range of controls and state variables make the use of the linear control theory inadequate especially in the presence of external ... -
INVESTIGATION OF THERAPY IMPROVEMENT USING REAL-TIME PHOTOACOUSTIC IMAGING GUIDED HIGH INTENSITY FOCUSED ULTRASOUND
(University of Kansas, 2013-05-31)There are a lot of risks in cancer treatment by invasive surgery, such as bleeding, wound infection, and long recovery time, etc. Therefore, there is great need for minimally- or non-invasive treatment. High intensity ... -
Towards In situ extraction of fine chemicals and biorenewable fuels from fermentation broths using Ionic liquids and the Intensification of contacting by the application of Electric Fields
(University of Kansas, 2013-05-31)Cost-effective synthesis of fine chemicals/biorenewable fuels via fermentation invariably hinges upon efficient separations from the dilute broth. Biphasic/in situ extraction can positively impact both upstream fermentation ... -
Effects of Surgical Repair or Reconstruction on Radiocarpal Mechanics from Wrists with Scapholunate Ligament Injury
(University of Kansas, 2013-05-31)Osteoarthritis as a result of injury/trauma is a significant problem, and there is still a need to develop tools for evaluating joint injuries and the effectiveness of surgical treatments. For the wrist in particular, ... -
Assessing Stability of the Knee In Vitro Using Envelope Normalized Kinematics and Principal Component Analysis
(University of Kansas, 2012-12-31)This research focuses on creating a measure of dynamic stability that relates the passive envelope of constraint and kinematic motion during three gait simulations run on the Kansas Knee Simulator using PCA. Gait kinematics ... -
Well-to-Wheel Energy, Emissions, and Cost Analysis of Electricity and Fuel Used in Conventional and Electrified Vehicles, and Their Connection to a Sustainable Energy Infrastructure
(University of Kansas, 2012-12-31)Recent legislation by the United States Environmental Protection Agency (EPA) requires record low vehicle tailpipe emissions, necessitating research and development in the areas of lowering conventional (i.e., internal ... -
A Dynamic Investigation of Sucker-Rod Pumping
(University of Kansas, 1969) -
EFFECTS OF BIODIESEL BLENDING ON EXHAUST EMISSIONS
(University of Kansas, 2011-08-31)Rising fuel costs and energy demands, combined with growing concern over health related and environmental concerns, have led to increased interest in the use of biodiesel. Biodiesel can be utilized as a direct replacement ... -
Development of an Iron-Oxide Coated Ceramic Filter for Removal of As(III) and As(V) in Developing Nations
(University of Kansas, 2011-08-31)Over 4,000 children die each day due to diarrheal diseases which are often related to drinking unsafe water, and are often preventable with proper water treatment. Many regions of the world also suffer from high levels of ... -
Demonstration of the feasibility of milking lipids from algae for biodiesel production
(University of Kansas, 2011-12-31)A major challenge to the development of industrial-scale biodiesel production from cultured algae is the identification of energy efficient and cost effective methods of harvesting/dewatering algal cells. Producing 1 gallon ...