Index Catalog // ScholarsArchive@OSU

Heat transfer to lubricating oil of an internal combustion engine with varying operating conditions

Creator:: Aungst, Raymond Charles
Resource Type:: Masters Thesis

Heat transfer in fluidized systems

Creator:: Levenspiel, Octave
Resource Type:: Masters Thesis

Effect of turbulence on the heat transfer coefficient distribution around a cylinder normal to air flow

Creator:: Bollen, Walter Michael
Resource Type:: Masters Thesis

Heat transfer between gas and solid in beds of fluidized solids

Creator:: Olson, Raymond Lloyd
Resource Type:: Masters Thesis

Determination of film coefficient for boiling ammonia

Creator:: Peavy, Bradley A.
Resource Type:: Masters Thesis

The effect of turbulence on local heat transfer coefficients around a cylinder normal to an air stream

Creator:: Zapp, George Michael
Resource Type:: Masters Thesis

Local shell-side heat transfer coefficients in the vicinity of baffles in tubular heat exchanges

Creator:: Gurushapkariah, Mysore Shamanna
Resource Type:: Masters Thesis

Local shell-side heat transfer coefficients and pressure drop in a tubular heat exchanger with orifice baffles

Creator:: Lee, Kyu Sung
Resource Type:: Masters Thesis

Effect of upstream disturbances on the rate of heat transfer from a short section of heated pipe

Creator:: Faruqui, Azimuddin Ahmad
Resource Type:: Masters Thesis

Heat transfer coefficients for condensation of liquid metal vapors inside a vertical tube

Creator:: Cohn, Paul Daniel
Resource Type:: Masters Thesis

The effect of excess air on furnace wall temperature and heat transfer for natural gas combustion in a tubular heat exchanger

Creator:: Yu, Chia-ping
Resource Type:: Masters Thesis

Pressure drop and heat transfer for liquid- liquid dispersions in turbulent flow in a circular tube

Creator:: Wright, Charles Harry
Resource Type:: Masters Thesis

Some factors affecting the heat transfer in a finned tube radiator using low pressure steam and hot water as a heat source

Creator:: Waterhouse, Alvin Sidney
Resource Type:: Masters Thesis

An analytic approach to temperature distribution in a thin-walled combustion chamber

Creator:: Gorski, Saul Bogdan
Resource Type:: Masters Thesis

Correlation of steam-to-air and hot water-to-air heat transfer rates for a finned tube heat exchanger

Creator:: Kato, Howard Tsuneyuki
Resource Type:: Masters Thesis

The local natural convection heat transfer coefficient on a heated horizontal cylinder oscillating in water

Creator:: Martin, Timothy William
Abstract:: An experimental study has been made of the local natural convective heat transfer coefficient around the circumference of a heated horizontal cylinder oscillating vertically in water. The heat transfer surface consisted of a 1 3/8-inch diameter cylinder with a small test section imbedded in its surface. This enabled data to...
Resource Type:: Masters Thesis

Effect of vibration on forced convection to water from a cylinder at Reynolds numbers in the range of stable vortex shedding

Creator:: Graves, Donald Larry
Abstract:: An experimental investigation has been made of the effect of vibration on heat transfer from a cylinder in crossflow. The cylinder used was 3/16-inch in diameter and was sinusoidally oscillated in the vertical direction by a mechanical drive mechanism while immersed in an open water channel. Nominal amplitude ratios, a/d,...
Resource Type:: Masters Thesis

Incipient boiling and burnout heat flux for subcooled water flowing in annuli containing heated concentric wires

Creator:: Nolan, Lawrence Lyle
Abstract:: Incipient boiling and burnout heat fluxes were studied for sub-cooled forced convection annular flow. Small wires varying from 0.010 to 0.020 inch in diameter were used as the inner core of the annulus and a one inch ID glass tube 24 inches long was used as the outer tube. This...
Resource Type:: Masters Thesis

Turbulent heat transfer in annuli at large diameter ratios

Creator:: Unzicker, William Frank
Abstract:: Heat transfer from the inner wall of an annulus to subcooled water in turbulent parallel flow was studied. The inner core of the annulus consisted of wires varying from 0.0019 to 0.0197 inch in diameter. The outer tube consisted of a 1.01 inch diameter glass tube 24 inches long. Diameter...
Resource Type:: Masters Thesis

An experimental study of natural convection in air between a vertical isothermal flat plate and a parallel insulted flat plate

Creator:: Lee, Soon Mo
Abstract:: The free convective heat transfer phenomena in air between two vertical plates 24 by 38 inches spaced 15.895 mm apart, was investigated in this experimental study. One plate was isothermal and, the other adiabatic. A quartz fiber anomometer was used for measuring local velocities in the air between the vertical...
Resource Type:: Masters Thesis

Heat generation rates of nonfissionable materials in a nuclear reactor environment

Creator:: Zimmerman, Paul James
Abstract:: Radiation induced heat generation rates of several nonfissionable materials were measured calorimetrically in a nuclear reactor environment. The calorimeter was uniquely designed to allow many materials of grossly different heat generation rates to be measured. heat transfer characteristics of the calorimeter were determined analytically and experimentally. Materials were chosen to...
Resource Type:: Masters Thesis

A pipe entry length solution for heat transfer and flow in Powell-Eyring fluids with temperature-dependent viscosity and constant flux boundary condition

Creator:: Etchart, David Ygnacio
Resource Type:: Masters Thesis

An experimental investigation of heat transfer in the transition and turbulent regimes for natural convection in mercury in a uniformly heated vertical channel

Creator:: Humphreys, William Warren
Resource Type:: Masters Thesis

Heat transfer characteristics of liquid-liquid dispersions flowing in an annulus

Creator:: Corlett, Thomas Lee
Resource Type:: Masters Thesis

An experimental investigation of natural convection heat transfer from an array of uniformly heated vertical cylinders to mercury

Creator:: Dutton, Jonathan Craig
Abstract:: An experimental investigation was conducted for natural convection heat transfer in an array of uniformly heated vertical cylinders in mercury. The test section consisted of seven electrically heated cylinders of 1.365 inch diameter and 3.825 inch heated length arranged in an equilateral triangular pattern. In order to preclude side flow...
Resource Type:: Masters Thesis

A comparative study of the performance of pin finned heat sinks for cooling electronic components by natural convection

Creator:: Manolescu, Mircea Ion
Abstract:: A study was conducted to determine the heat transfer characteristics of pin finned heat sinks in natural convection. Three pin diameters were studied: 0.238 cm, 0.318 cm and 0.396 cm. The pins were attached to the base in two arrangements, triangular and rectangular, forming a horizontal array. Pin spacing was...
Resource Type:: Masters Thesis

An evaluation of finite difference methods for calculating heat transfer in fuel pins with eccentrically placed pellets

Creator:: McNair, Gary W.
Abstract:: In fuel pin fabrication, there is no assurance that a fuel pellet will be loaded concentrically. Therefore, azimuthal variations exist in the temperature field giving rise to asymmetry in the neutron flux distribution and pin stresses. Calculations must be made to determine the two dimensional temperature profile which may then...
Resource Type:: Masters Thesis

Single rod wetting with simulated fuel-cladding gap

Creator:: Gaines, Stephen Frank
Resource Type:: Masters Thesis

An experimental study of heat transfer in a large particle heated fluidized bed

Creator:: Gosmeyer, Clayton David
Resource Type:: Masters Thesis

The effect of geometric orientation and random wind conditions on flat plate convection rates

Creator:: Melchior, Daniel K.
Abstract:: An experimental investigation has been performed to determine the forced convection heat transfer due to three-dimensional air flow over a flat plate as a function of angle of attack and free stream velocity. The experimental method employed a transient thermal technique and placed the convecting surface next to the exhaust...
Resource Type:: Masters Thesis

Fabric composite radiation heat transfer study

Creator:: Gulshan, Zubaida A.
Abstract:: A Fabric Composite Radiation Heat Transfer Study has been conducted to determine the effective emissivities of specific fabric composite materials. The weave of the fabric and the high strength capability of the individual fiber in combination with the thermal conductivity and chemical stability of specific metallic liner, result in a...
Resource Type:: Masters Thesis

Fully developed laminar natural convection in a vertical parallel-plate duct with constant wall heat flux

Creator:: Aktan, Gülçin
Abstract:: The problem of heat transfer due to free convection in a channel formed by two parallel, isoflux, vertical plates is of considerable importance in electronic cooling applications, thermosiphons, the optimum spacing of plates or components, industrial stacks, heat exchangers, nuclear power plants and combustion involving vertical walls. Although in each...
Resource Type:: Masters Thesis

Fully developed laminar natural convection in a vertical parallel plate channel with symmetric uniform wall temperature

Creator:: Willie, Robert H.
Abstract:: Described in this thesis is an investigation of the fully developed natural convection heat transfer in a vertical channel formed by two infinitely wide parallel plates maintained at a uniform wall temperature. Closed-form solutions for the velocity and temperature profiles are developed along with local and averaged Nusselt numbers. The...
Resource Type:: Masters Thesis

Comparative methods of determining heat transfer coefficients over moist food materials

Creator:: Su, Ainong
Abstract:: Production of surimi represents a potential utilization of a number of low-valued fish species, one of which, Pacific whiting, represents the largest biomass off the West Coast of the United States. However, a protease enzyme softens the fish flesh in Pacific whiting and limits the expansion of surimi production. Many...
Resource Type:: Masters Thesis

Development of a process for fabricating high-aspect-ratio, meso-scale geometries in stainless steel

Creator:: Walker, Benjamin A.
Abstract:: Miniature energy and chemical systems (MECS) are miniature thermal, fluid, and chemical devices in the mesoscale size range between a sugar cube and a human fist. MECS take advantage of improved rates of mass and heat transfer that have been observed at the microscale. There are many potential applications for...
Resource Type:: Masters Thesis

Effects of orifice geometry and surface boundary condition on heat transfer of impinging jet array

Creator:: Kanokjaruvijit, Koonlaya.
Abstract:: The effects of the orifice geometry and the surface boundary condition on the heat transfer distribution to a flat surface of an impinging jet array were investigated. The jet array impinged normally onto the surface which was either isothermal or had a uniform heat flux. The experiments were performed for...
Resource Type:: Masters Thesis

Flow characteristics of semi-confined impinging jet arrays

Creator:: Dano, Bertrand P. E.
Abstract:: The present study proposes to investigate the flow structure of different arrays of jets impinging on a flat surface enclosed by three walls, creating a channel that forces the air to leave in one preferential direction, generating a self sustain crossflow. Details of both the mean and some turbulence quantities...
Resource Type:: Masters Thesis

Stability analysis on single-phase natural circulation in Argonne Lead Loop Facility

Creator:: Tang, Hong
Abstract:: Natural convection provides a means for circulating fluids without the use of pumps. This type of system is of great interest for a wide variety of applications, including solar heaters, process industry, and nuclear reactors. Natural convection will play a vital role in the area of passive safety and reliability,...
Resource Type:: Masters Thesis

Coupled momentum and heat transport in laminar axisymmetric pipe flow of ferrofluids in non-uniform magnetic fields : theory and simulation

Creator:: Cruz-Fierro, Carlos Francisco
Abstract:: The effect of a non-uniform magnetic field on the coupled transport of momentum and heat is studied for the case of laminar pipe flow of a magnetically susceptible ferrofluid. The momentum and heat transport equations are complemented with the necessary electromagnetic terms and used to develop a computer simulation of...
Resource Type:: Masters Thesis

Design, modeling and performance of miniature reciprocating expander for a heat actuated heat pump

Creator:: Herron, Thomas G.
Abstract:: A miniature reciprocating expander is being developed as part of a larger program to develop a heat actuated heat pump for portable applications. By utilizing the higher energy density of liquid hydrocarbon fuels relative to batteries, a heat actuated heat pump would be able to provide cooling for much longer...
Resource Type:: Masters Thesis

Spatio – temporal temperature variations during droplet impingement evaporation : effects of nanofluid and nano-structured surface

Creator:: Graber, Christof
Abstract:: Droplet and spray impingement cooling are typically used in high heat flux thermal management. In this thesis, droplet impingement and evaporation heat transfer characteristics are determined from measured spatially- and temporally- varying fluid and surface temperatures. Unique to this study is the documentation of the effects of using a nanofluid...
Resource Type:: Masters Thesis

Lateral fluid motion in nucleate boiling through asymmetric surface structures

Creator:: Kapsenberg, Florian
Abstract:: This thesis presents a feasibility study of a means to passively effect liquid motion parallel to a heated surface though surface geometrical modifications. Such a passive system is beneficial for electronics cooling applications as it reduces the pumping equipment normally required in flow loops and is desired for space applications,...
Resource Type:: Masters Thesis

Performance and flow stability characteristics in two-phase confined impinging jets

Creator:: Sabo, Michael D.
Abstract:: Advances in electronics fabrication, coupled with the demand for increased computing power, have driven the demand for innovative cooling solutions to dissipate waste heat generated by these devices. To meet future demands, research and development has focused on robust and stable two-phase heat transfer devices. A confined impinging jet is...
Resource Type:: Masters Thesis

High pressure condensation heat transfer in the evacuated containment of a small modular reactor

Creator:: Casey, Jason R.
Abstract:: At Oregon State University the Multi-Application Small Light Water Reactor (MASLWR) integral effects testing facility is being prepared for safety analysis matrix testing in support of the NuScale Power Inc. (NSP) design certification progress. The facility will be used to simulate design basis accident performance of the reactor's safety systems....
Resource Type:: Masters Thesis

CFD simulation of single-phase and flow boiling in confined jet impingement with in-situ vapor extraction using two kinds of multiphase models

Creator:: He, Xiaoliang
Abstract:: With continued development of the electronic industry, the demand for highly efficient heat removal solutions requires innovative cooling technologies. A computational fluid dynamic (CFD) study, including heat transfer, is performed for an axisymmetric, confined jet impingement experiencing boiling and coupled with vapor extraction. Boiling occurs at the target surface while...
Resource Type:: Masters Thesis

A thermal hydraulics analysis of a molybdenum production element for implementation in TRIGA reactors

Creator:: Byfield, Patrick
Abstract:: The metastable isotope of technetium-99 (Tc-99m) is an important diagnostic tool used in the field of nuclear medicine due to the isotope's 6.0 hour half-life, 140.5 keV γ-decay mechanism, and multiple oxidation states [1,2]. Approximately 70% of the world’s nuclear medicine procedures involve the use of Tc-99m [3]. The conventional...
Resource Type:: Masters Thesis

Passive pumping in pool and open channel configurations via meso-scale asymmetric surface patterning

Creator:: Strid, Logan
Abstract:: The research presented in this thesis is a continuation of collaboration between Oregon State University and Auburn University studying the feasibility of passively pumping liquid during boiling in a preferential direction using meso-scaled asymmetric surface patterns. Such a passive phase-change mechanism has great potential for thermal management in spacecraft and...
Resource Type:: Masters Thesis

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