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Design and simulation analysis of MEMS parallel plate capacitor models for voltage conversion and power harvesting
(University of Missouri--Columbia, 2011)
In environment, unwanted and undamped vibrations are abundantly available which can be converted into electrical energy and used for energy harvesting. This paper contains the design, modeling and simulation results of MicroElectroMechanical System...
Application of microturbines in improving the energy efficiency of municipal wastewater treatment plants in Missouri.
(University of Missouri--Columbia, 2021)
that is transformed into mechanical energy which rotates the generator and in turn generates electrical power. In this work, the potential for power generation from the energy in the outflow along with the economics of the system in wastewater plants in the state...
Galilean moon tour using simplified trajectory computational techniques
(University of Missouri--Columbia, 2006)
of the individual segments have been completed the complete Galilean moon tour will be computed. It was found that using a 10 kW engine for a 1000 kg spacecraft gives a final mass of 420 kg and takes 1.62 yrs. A much larger spacecraft with an initial mass of 30...
Electron emission thermal energy conversion
(University of Missouri--Columbia, 2010)
Electron emission from a surface can be achieved via two mechanisms: tunneling and thermionics. Converting thermal energy to electrical power using these mechanisms is achieved by generation of an electron current from the emitter to the collector...
Finite element analysis of residual stress generation during spot welding and its affect on fatigue behavior of spot welded joints
(University of Missouri--Columbia, 2005)
This dissertation presents the finite element based prediction of residual stress generation in a spot welded joint during the spot welding process and the effects of residual stress on fatigue behavior of a spot welded ...
Thermal transport of nanoenergetics in composite materials
(University of Missouri--Columbia, 2017)
to 4000K and generate a shock wave of approximately 2500 m/s. In this work we studied the effects of plasmonic photothermal heating and its interaction with aluminum nanoparticles. Plasmonic gratings are known to enhance electric fields based...
Sensitivity analysis and optimal design of conventional and magnnetorheological fluid brakes
(University of Missouri--Columbia, 2018)
Mechanical and electrical brakes have dominated the braking industry for many years and will most likely continue to do so for the foreseeable future due to their low cost and adequate operating performance, wide range of applications, vehicle...
Comprehensive optimization for thermoelectric refrigeration devices
(University of Missouri--Columbia, 2005)
A large market is currently in place for which thermoelectric (TE) technology can provide diverse energy solutions. This market should continue to grow as improvements are made to TE materials. In the last 10-15 years, ...
Rapid industrial furnace thermal modeling for improved fuel efficiency
(University of Missouri--Columbia, 2007)
systems. Although, computational fluid dynamics modeling of industrial furnaces has been shown to be accurate, they are computational expensive. Two variations of a new modeling technique, S2S Rapid and DO Rapid, presented use information obtained via CCD...
Advanced modeling and optimal control of a cart-double pendulum system
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The Overhead Crane has evolved in scope since its inception in the late 1800's. Its early use as a hoist for material transport is now proceeded by new ...
Techno-economic assessment of utilizing solar thermal energy in manufacturing processes
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] In the past century, fossil fuels have been a primary source of mankind's energy production as they are cheaper and more readily available due to ...
An investigation of nonlinear tip-sample force models for nanoindentation
(University of Missouri--Columbia, 2007)
Current physical models of tip-sample interactions in nanoindentation and atomic force microscopy are exclusively based on either the Johnson-Kendall-Roberts (JKR) or Derjaguin-Muller-Toporov (DMT) models of adhesive contact ...
A fault detection scheme for modeled and unmodeled faults in a simple hydraulic actuator system using an extended Kalman filter
(University of Missouri--Columbia, 2006)
In this work an extended Kalman filter (EKF) is used to detect a variety of faults in a simple hydraulic actuator system. Much interest exists in detecting faults in their early stages in the hopes that machine downtime ...
Blackbody temperature calculations from visible and newa-IR spectra for gas-fired furnaces
(University of Missouri--Columbia, 2005)
The goal of this research work is to develop a system capable of measuring multiple factors of interest in the operation of gas-fired furnaces. The primary focus is the development of a model for calculating wall or flame ...
Development of an experiment for investigating the magnetohydrodynamic richtmyer-meshkov instability
(University of Missouri--Columbia, 2019)
Collaboration by some of the world's brightest minds of the 21st Century pinpointed fourteen Grand Engineering Challenges that face humankind today. At the top of this list is "Provide Energy from Fusion"; a requirement deemed crucial for humankind...
Investigation of the "unit cell" concept for air-to-liquid heat exchanger research and development
(University of Missouri--Columbia, 2007)
This study investigated the validity of the Unit Cell concept to explore the performance of air-to-liquid heat exchangers. The Unit Cell concept will test only a 15.24 cm by 15.24 cm portion of a full sized prototype coil, ...
Condition-based monitoring system for diagnostics and prognostics of centrifugal pumps
(University of Missouri--Columbia, 2016)
Centrifugal pumps are the most commonly used pumps in industry. Therefore, maintenance is a very important part of the pump's life cycle. This work presents a systematic robust conditionbased monitoring process for diagnostics ...
Novel deep cross-domain framework for fault diagnosis or rotary machinery in prognostics and health management
(University of Missouri--Columbia, 2021)
Improving the reliability of engineered systems is a crucial problem in many applications in various engineering fields, such as aerospace, nuclear energy, and water declination industries. This requires efficient and effective system health...
Parametric and optimal design of modular machine tools
(University of Missouri--Columbia, 2007)
Over the years machine tools for manufacturing have developed into two classes. One is the general purpose machine tools, and the other is designed for machining large quantities of a specific part or process. These ...
Carbon nanotube forests: synthesis, patterning, milling, mechanics, and applications
(University of Missouri--Columbia, 2018)
forests hold promise for diverse applications in the fields of thermal interfaces, mechanical interfaces, electrical interconnects, molecular sensors, battery cathodes, energy storage devices, and low reflectance coatings. This thesis seeks to introduce...