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Heat transfer enhancement of vapor condensation heat exchanger
(University of Missouri--Columbia, 2017)
A typical vapor condensation condenser consists of two major heat transfer processes, i.e., vapor condensation and forced convection. In order to enhance heat transfer, the condensation heat transfer utilizing the porous ...
Enhancement of the cooling performance of microchannel heat sinks
(University of Missouri--Columbia, 2016)
In this report, four different strategies to enhance the cooling performance of a micro pin fin heat sink are investigated and their effect to improve its cooling efficiency are examined. The employment of nanoparticles ...
A parametric study of a curved nuclear fuel plate in a narrow channel using numeric fluid structure interaction modeling
(University of Missouri--Columbia, 2017)
In 2004 the Global Threat Reduction Initiative (GTRI) was established by the National Nuclear Security Administration (NNSA) to quickly identify, secure, remove and/or closely monitor nuclear and radiological materials ...
Hybrid thermoelectric ejector - refrigeration system
(University of Missouri--Columbia, 2017)
A mathematical model is developed to predict the refrigeration performance of an ejector powered by waste energy from a thermoelectric cooler. The model is based on constant pressure mixing process and considers the effect ...
Characterization of the Embolisher, a device for cerebral embolic protection
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Trans-catheter aortic valve implantation (TAVI) is a new, minimally invasive solution to replacing diseased aortic valves. However, some of residual ...
Heat and mass transfer of ambient air flowing over cold fins
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Moisture condensation takes place as ambient air is contacting a surface with a temperature lower than the dew point. In the current investigation, a ...
Fabrication & testing of PCM impregnated drywalls for thermal energy storage
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This research illustrates the fabrication and thermal behavior of gypsum drywall containing phase change materials (PCMs), which could be used in the ...
Evaluation of modulus of polycaprolactone fused deposition modeling 3D printed tissue scaffolds
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Damage to the articular surface of the knee is a fairly common injury. In one study of 31,516 knee arthroscopies 61% of the patients featured chondral ...
Investigation of high strain rate properties of graphene reinforced aluminum foam under varying temperature
(University of Missouri--Columbia, 2018)
Closed cell aluminum foam is a unique type of lightweight metal that is able to sustain considerable deformation under a nearly constant stress known as plateau stress. Under dynamic loading, aluminum foams are good energy ...
Total hemispherical emissivity of reactor pressure vessel candidate materials : SS 316 L, SA 508, and A 387 Grade 91
(University of Missouri--Columbia, 2018)
Future nuclear Reactor Pressure Vessels (RPV) require high emissivity materials and alloy for efficient heat decay removal under normal and accidental events. Emissivity is the material property that determines the heat ...
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 ...
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 ...
A mathematical relationship between palpation forces and displacement associated with restriction
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] A numerical model was developed based on clinical data that describes osteopathic clinician palpation forces and displacement. The model delivers an ...
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 ...
Design and optimization of dissipative elastic metamaterials and their applications for broadband blast and shockwave mitigation
(University of Missouri--Columbia, 2016)
Elastic/Acoustic metamaterials comprise a new class of composite materials that possess unique effective material properties owing to their locally resonant substructures. Because of the inherent local resonance mechanism, ...
Analysis of resonant ultrasound spectroscopy as a technique to evaluate material property changes
(University of Missouri--Columbia, 2017)
The objective of this thesis is to validate Resonant Ultrasound Spectroscopy (RUS) as a non-destructive evaluation tool that can be used to study effects of radiation on the mechanical properties of a material, mainly its ...
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 ...
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, ...
An experimental investigation of a meter-scale flat-plate oscillating heat pipe
(University of Missouri--Columbia, 2016)
Ever-increasing demand for power in modern electronics presents challenge in thermal management. This paper shows the oscillating heat pipe (OHP) is considered a preferred solution for high heat application due to its heat ...
Kineto-elastic modeling and optimization of compound bows
(University of Missouri--Columbia, 2016)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Most improvements and re-designs of compound bows apparently use or partly apply empirical methods to determine bow performance characteristics. A ...