HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER

Phase-change processes, such as pool and flow boiling, are generally very effective modes of heat transfer. However, the demands of modern thermal systems have required the development of methods to enhance boiling systems. While heat fluxes above 108W/m2 have been accommodated in carefully con...

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Main Author: Bergles, Arthur E.
Format: Technical Report
Language:en_US
Published: 2004
Online Access:http://hdl.handle.net/1721.1/5564
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author Bergles, Arthur E.
author_facet Bergles, Arthur E.
author_sort Bergles, Arthur E.
collection MIT
description Phase-change processes, such as pool and flow boiling, are generally very effective modes of heat transfer. However, the demands of modern thermal systems have required the development of methods to enhance boiling systems. While heat fluxes above 108W/m2 have been accommodated in carefully controlled situations, the required fluid and the convective conditions usually dictate maximum heat fluxes several orders of magnitude lower. Two major contemporary areas, enhanced surfaces for pool boiling and enhanced surfaces and inserts for forced convection boiling/vaporization, are discussed, as they facilitate the attainment of high heat fluxes. In addition to these passive techniques, active techniques and compound techniques are mentioned. The taxonomy of enhanced heat transfer is covered, and recommendations are given for future work.
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spelling mit-1721.1/55642019-04-11T02:44:52Z HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER Bergles, Arthur E. Phase-change processes, such as pool and flow boiling, are generally very effective modes of heat transfer. However, the demands of modern thermal systems have required the development of methods to enhance boiling systems. While heat fluxes above 108W/m2 have been accommodated in carefully controlled situations, the required fluid and the convective conditions usually dictate maximum heat fluxes several orders of magnitude lower. Two major contemporary areas, enhanced surfaces for pool boiling and enhanced surfaces and inserts for forced convection boiling/vaporization, are discussed, as they facilitate the attainment of high heat fluxes. In addition to these passive techniques, active techniques and compound techniques are mentioned. The taxonomy of enhanced heat transfer is covered, and recommendations are given for future work. 2004-09-30T16:58:31Z 2004-09-30T16:58:31Z 2003-05 Technical Report http://hdl.handle.net/1721.1/5564 en_US 825018 bytes application/pdf application/pdf
spellingShingle Bergles, Arthur E.
HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title_full HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title_fullStr HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title_full_unstemmed HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title_short HIGH-FLUX PROCESSES THROUGH ENHANCED HEAT TRANSFER
title_sort high flux processes through enhanced heat transfer
url http://hdl.handle.net/1721.1/5564
work_keys_str_mv AT berglesarthure highfluxprocessesthroughenhancedheattransfer