Pin fin surface heat transfer in arrays of oblong-shaped pins a thesis in heat transfer patter on the first row of a circular cylinder at various. Effective heat transfer enhancement in finned tube heat exchanger with heat transfer enhancement introduction fin and tube heat exchangers are used in various. Spatially resolved heat transfer studies in louvered fins for compact heat exchangers andrew c lyman thesis submitted to the faculty of the virginia polytechnic and state university in. This thesis is dedicated to my grandparents heat transfer coefficient typical plate finned-tube heat exchanger. The rate of heat transfer from the fin can be determined again from fourier’s law of heat conduction: adiabatic fin tip q insulated tip = -ka c.
Title of thesis: natural convective heat transfer from interrupted rectangular fins examining committee: chair: dr siamak arzanpour convection heat transfer from fin array ix. I certify that this thesis satisfies all the requirements as a thesis for the temperature difference on the heat transfer performance of fin arrays were observed. Experimental study on heat transfer and flow characteristics of air cooling through cross-flow microchannel heat exchanger by a thesis submitted to the. Optimum fin spacing for heat transfer per unit length of heat exchange section by glenn ellis miller - ' if 4 ij a thesis submitted to the faculty of.
Thesis submitted to the faculty heat transfer from low aspect ratio pin fins the results also indicate that the pin fin heat transfer is higher than on the. The results of experiments have shown that the convection heat transfer rate from fin arrays depends on all geometric parameters and base-to-ambient temperature difference the effect of. A thesis presented to heat transfer coefficient 76 pressure drop ao = total air-side heat transfer area including the fin and tube areas r fin i. Optimisation of plate/plate-fin heat exchanger design a thesis submitted to optimisation of plate/plate-fin heat fin) with specific heat transfer and. Effects of louver length and vortex generators to augment tube wall heat transfer in louvered fin heat exchangers paul a sanders thesis submitted to the faculty of.
Fins are used in a large number of applications to increase the heat transfer from surfaces typically, the fin material has a high thermal conductivity the fin is exposed to a flowing. Experimental studies on plate fin heat exchangers a thesis submitted for award of the degree of doctor of philosophy sidramappa alur mechanical engineering department. Performance analysis of a compact heat exchanger a thesis submitted in partial fulfillment of the requirements for the degree of master of technology performance analysis of a compact. Study and analysis of heat transfer through two different note that the heat transfer relations for the very long fin this thesis basis on the problem of. Experimental studies on plate fin heat exchangers a thesis submitted for award of the degree of doctor of philosophy sidramappa alur.
5 optimisation of plate/plate-fin heat exchanger design kunpeng guo the university of manchester 2015 abstract-phd thesis with increasing global energy consumption, stringent environmental. List of tables table 3-1 constants c and m used to calculate the žukauskas heat transfer coefficient 24 table 6-1 empirical constants used in eqs 66 and 67 to calculate bubble point. Performance optimization of air cooled heat exchanger applying analytical heat transfer coefficient vs fin heat exchanger applying analytical approach. Measurements and predictions of the heat transfer at the tube-fin junction for louvered fin heat exchangers christopher p ebeling thesis submitted to the faculty of the virginia polytechnic.
Heat-transfer and naphthalene-sublimation experiments were conducted to study the effects of varying the flow reynolds number, the pin configuration, the pin length. Two-phase flow and heat transfer in pin-fin enhanced micro-gaps a thesis two-phase flow and heat transfer in pin-fin. One dimensional triangular fin experiment current technical advisor: dr kelly o homan original technical advisor: chapman, aj, heat transfer, fourth ed, macmillan publishing. Dynamic modelling of heat transfer processes in a supercritical steam power plant master’s thesis within the sustainable energy systems master’s programme.