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Now showing items 121-140 of 162
Adaptive and augmented nonlinear filters : theory and applications
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Nonlinear estimation and filtering have been intensively studied for decades since it has been widely used in engineering and science such as navigation, ...
Interpretable spectrum machine learning methods for materials identification and heat transfer tubes failure detection
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] High-throughput synthesis and rapid characterization techniques have shown great potential in accelerating the inverse design and discovery of new ...
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 ...
Numerical and experimental investigations on capillary-driven thin-film evaporation with applications in pumped two-phase loop and loop thermosyphon
(University of Missouri--Columbia, 2020)
Thin-film evaporation in solid-liquid-vapor interface has been the focal point of engineering research and industrial applications for decades. The objective of this dissertation is to systematically investigate the ...
Using feedback linearization to alter the performance of multiple linear hydraulic-actuators powered by the same pump
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] In this study, a feedback linearization technique is presented to improve the tracking and energy performances of a hydraulic system using multiple ...
Modeling tools and prototype design of loop heat pipe for electronics cooling
(University of Missouri--Columbia, 2009)
In this dissertation, a set of modeling tools for loop heat pipe (LHP) design is developed, and original analytical models for annular two-phase flow are proposed. LHPs are promising two-phase thermal transport devices for ...
Accelerating materials processing via machine learning : towards autonomous manufacturing
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI-COLUMBIA AT REQUEST OF AUTHOR.] "Given the advantages of ML, this research thesis focuses on developing appropriate methodologies to solve the problems that inherit in the ...
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 ...
Cooperative control of multi-agent systems with time-delays
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] In this dissertation, we designed two cooperative control algorithms for multi-agent systems with time-delays. The first one is Robust Sliding-Mode ...
Theoretical analysis of heat and mass transfer processes in an evaporative cooling system with zeolite desiccant powered by solar energy
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Concerns about energy sources depletion and environmental pollution issues have been raised and is a top priority of the global community. Refrigeration ...
Laser assisted manufacturing of nanomaterials for energy conversion
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] With the rapid growth of global population and societal development, nonrenewable energy sources such as fossil fuels are being consumed at an alarming ...
Numerical study of self-assembly of granular and colloidal particles
(University of Missouri--Columbia, 2021)
Self-assembly of granular materials and colloids are studied using several different computational methods such as Discrete Element Method (DEM), Smoothed Particle Hydrodynamics (SPH) method, finite volume Volume of Fluid ...
Stimulus responsive 3D structures by self-morphing polymeric materials
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI-COLUMBIA AT REQUEST OF AUTHOR.] Inspired by ubiquitous phenomena of shape transformation in nature, extensive research effort has been devoted to self-morphing materials in ...
Numerical study of shock driven multiphase systems with reactions
(University of Missouri--Columbia, 2018)
This work details the analysis of the shock-driven multiphase instability (SDMI) of a gas-particle system and implementation of reaction model for multiphase detonation simulation. 3D numerical simulations were carried out ...
3D polymeric scaffolds towards biomedical applications
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI--COLUMBIA AT REQUEST OF AUTHOR.] How can research on mechanical engineering and materials science contribute to human health? The fabrication of biomedical scaffolds could ...
Parametric study of the shock driven multiphase flow
(University of Missouri--Columbia, 2018)
This thesis presents a study of the shock driven multiphase instability and explores the competing effects of particle and gas effects in mixing. Eight different simulations were carried out to study properties of the ...
Parameter establishment for the design of interference fit tibial component of total knee replacement
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Over 4.7 million Americans are living with total knee replacements with an additional one million receiving the surgery each year. With these numbers ...
Thermal performance of a Nam-Ju nanostructured copper oscillating heat pipe
(University of Missouri--Columbia, 2018)
As electronic devices increase in performance and decrease in size, more efficient thermal management systems are necessary to combat high heat fluxes. Copper heat pipes, and oscillating heat pipes are devices commonly ...
Design of a simple drive train and control system for an oxygen blend valve for use with premature infants
(University of Missouri--Columbia, 2022)
Automating the regulation of the fraction of inspired oxygen (FiO2) in neonatal mechanical ventilation shows great promise of providing better patient outcomes. Historically, controlling the FiO2 valve has required manual ...
Attenuation of low frequency pressure pulsations
(University of Missouri--Columbia, 2021)
In this thesis, the concept of hydraulic pulsating filter is explored and developed. The filter or resonator is designed to attenuate the pulsation that occurs when the hydraulic pump is discharged. Pumps pulsate over a ...