Engineering Dissertations and Theses: Recent submissions
Now showing items 581-600 of 1055
-
Friction Losses in the Universal Joint
(University of Kansas, 1914-03-01) -
Confronting the Black Swan: A Case Study of Corporate Learning
(University of Kansas, 2013-12-31)Objectives of the Study The objective of this mixed methods case study is two-fold. First, it explores corporate learning using the theory of organizational knowledge creation and one US based corporation to determine the ... -
Machine Learning Techniques for High Performance Engine Calibration
(University of Kansas, 2014-05-31)Ever since the advent of electronic fuel injection, auto manufacturers have been able to increase fuel efficiency and power production, and to meet stricter emission standards. Most of these systems use engine sensors ... -
Exlpoiting OFDM for Covert Communication
(University of Kansas, 2010-05-31)Both LTE and WiMAX (802.16) 4th generation wireless systems (4G) utilize orthogonal frequency division multiplexing (OFDM). These technologies will become more wide spread as time goes on. Therefore, it would be beneficial ... -
Mutual Coupling Reduction between Closely Spaced U-slot Patch Antennas by Optimizing Array Configuration and its Applications in MIMO
(University of Kansas, 2014-05-31)Multiple-input, multiple-output (MIMO) systems have received considerable attention over the last decade. There are some limitations when obtaining the most from MIMO,such as mutual coupling between antenna elements in an ... -
An experimental investigation of microalgal dewatering efficiency of a belt filter system
(University of Kansas, 2014-05-31)Profitable large-scale production of biofuel from microalgae has not yet been demonstrated. A major bottleneck is high operational cost of microalgal harvesting. This is due to small cell size and dilute microalgal suspension. ... -
Unsteady Aerodynamic and Dynamic Analysis of the Meridian UAS in a Rolling-Yawing Motion
(University of Kansas, 2014-05-31)The nonlinear and unsteady aerodynamic effects of operating the Meridian unmanned aerial system (UAS) in crosswinds and at high angular rates is investigated in this work. The Meridian UAS is a large autonomous aircraft, ... -
Experimental and Simulation Approaches for Optimizing the Thermal Performance of Building Enclosures Containing Phase Change Materials
(University of Kansas, 2014-05-31)It has been proven that the integration of phase change materials (PCM) into building enclosures helps with wall thermal management as well as in reducing building energy consumption. Most older and some current PCM ... -
Modeling Content Lifespan in Online Social Networks Using Data Mining
(University of Kansas, 2014-05-31)Online Social Networks (OSNs) are integrated into business, entertainment, politics, and education; they are integrated into nearly every facet of our everyday lives. They have played essential roles in milestones for ... -
Performance Analysis of Transactional Traffic in Mobile Ad-hoc Networks
(University of Kansas, 2014-05-31)Mobile Ad Hoc networks (MANETs) present unique challenge to new protocol design, especially in scenarios where nodes are highly mobile. Routing protocols performance is essential to the performance of wireless networks ... -
Polyphase-Coded FM Waveform Optimization within a LINC Transmit Architecture
(University of Kansas, 2014-05-31)Linear amplification using nonlinear components (LINC) is a design approach that can suppress the effects of the nonlinear distortion introduced by the transmitter. A typical transmitter design requirement is for the high ... -
Implementation of Engine Control and Measurement Strategies for Biofuel Research in Compression-Ignition Engines
(University of Kansas, 2014-05-31)The global petroleum fuel supply is a limited resource that is understood to have negative influences on the environment because of its usage. In order address this issue, researchers are investigating sources of sustainable ... -
Designing a Multichannel Sense-and-Avoid Radar for Small UASs
(University of Kansas, 2014-05-31)This thesis presents the design, analysis and test results of a 1.445 GHz Frequency-Modulated Continuous Wave (FMCW) collision-avoidance radar for Unmanned Aircraft Systems (UASs). This radar system is being developed by ... -
Diffuser Augmented Wind Turbine Analysis Code
(University of Kansas, 2014-05-31)Wind Energy is becoming a significant source of energy throughout the world. This ever increasing field will potentially reach the limit of availability and practicality with the wind farm sites and size of the turbine ... -
Enhanced Direction of Arrival Estimation through Electromagnetic Modeling
(University of Kansas, 2014-05-31)Engineering is a high art that balances modeling the physical world and designing meaningful solutions based on those models. Array signal processing is no exception, and many innovative and creative solutions have come ... -
THEORETICAL MODELING AND COMPUTATIONAL SIMULATION OF ROBUST CONTROL FOR MARS AIRCRAFT
(University of Kansas, 2014-05-31)The focus of this dissertation is the development of control system design algorithms for autonomous operation of an aircraft in the Martian atmosphere. This research will show theoretical modeling and computational ... -
The Etiology of Thumb Carpometacarpal Osteoarthritis: Early Indications from In Vivo Joint Contact Mechanics
(University of Kansas, 2014-05-31)The thumb carpometacarpal (CMC) joint is frequently affected by osteoarthritis (OA). The prevalence of thumb CMC OA greatly increases with age and has disproportional predominance in postmenopausal women. However, so far ... -
The Conducting of a Mining Negotiation Showing the Scheme of Engineering Involved
(University of Kansas, 1911-01-01) -
The Cherokee and Crawford County Coal Field With Analyses of the Coal
(The University of Kansas, 1915) -
HealthTrust: Assessing the Trustworthiness of Healthcare Information on the Internet
(University of Kansas, 2013-12-31)As well recognized, healthcare information is growing exponentially and is made more available to public. Frequent users such as medical professionals and patients are highly dependent on the web sources to get the appropriate ...