Nucleate boiling in a flat grooved heat pipe

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Web1 feb. 2024 · An experiment of axial temperature test for a heat pipe subjected to discrete heating sources is performed for deep understanding of the thermal characteristics of … WebArticle “Nucleate boiling in a flat grooved heat pipe” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science …

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Web11 apr. 2024 · The aluminum high-temperature conductive microporous coating was shown, experimentally, to improve the nucleate boiling heat transfer coefficient by a factor of five as the wall superheat was reduced by from 31 K to 6 K just before CHF. In this paper, liquid phase sintering technology was used to manufacture the sintered aluminum powder wick. Web2 feb. 2011 · Convective nucleate boiling on a tube differs considerably from that on a flat plate. In the latter case, bubbles are formed at scattered nucleation sites and depart … handbook on family and community engagement

NASA - Keeping Cool With Heat Pipes on the Space …

WebAbstract. Nucleate pool boiling heat transfer in microcapillary grooves with different microcavity distribution is investigated experimentally. Using de-ionized water as a working fluid, the influence of the diameters and … Web1 dec. 2007 · Request PDF Boiling heat transfer characteristics of nanofluids in a flat heat pipe evaporator with micro-grooved heating surface An experimental study was … Web18 aug. 2024 · Mini-grooved flat heat pipe (MGFHP) possesses the advantages of high compactness, no mechanical component, super thermal conductivity, and excellent … handbook on disciplinary proceedings

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Pool Boiling Heat Transfer From Plain and Microporous, Square …

Web15 jun. 2016 · The heat pipe is a well-known cooling module for advanced electronic devices. The heat pipe has many applications, particularly in electronics and related … Web2 feb. 2011 · In subcooled boiling there may be a 'heat-pipe' effect of vapor evaporating at the base of bubbles and recondensing where the bubbles are in contact with the … handbook on digital learning for k 12 schoolsWeb1 jul. 2009 · Semantic Scholar extracted view of "Nucleate boiling in a flat grooved heat pipe" by S. Lips et al. Skip to search form Skip to main content Skip to account menu. … buses matlock to wirksworth

"Web1 feb. 1999 · J. Heat Transfer. Feb 1999, 121 (1): 102-109 (8 pages) Flat miniature heat pipes (FMHP’s) are shown to be very promising in the cooling of electronic component … " - Nucleate boiling in a flat grooved heat pipe

Nucleate boiling in a flat grooved heat pipe

WebThe operating principle of the installation was as follows: the electric energy was supplied to the main heater from a welding transformer (WT), the output voltage of which equaled the following fixed values: 2.5; 5; 7.5 and 10 V. The electric current feeding the heater was measured using a universal transformer (UET) circuit. Figure 2. WebNUCLEATE POOL BOILING HEAT TRANSFER FROM A FLAT-PLATE GROOVED SURFACE. Volume 22, Issue 3, 2015, pp. 247-265 DOI: 10.1615 ... Nucleate Boiling …

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Web3 jan. 2016 · Nucleate boiling in a flat grooved heat pipe Paper review 1. Introduction Flat plate heat pipes (FPHP) are micro-ﬂuidic devices that are usually designed for the …

Web19 mrt. 2024 · This paper presents a thermo-fluid dynamic analysis in a micro-textured evaporator for loop heat pipes (LHPs) that has a super wetting surface with ethanol on the basis of an experiment and modeling. In the experiment, three kinds of stainless steel plates with various morphologies of heat transfer surfaces were tested: a normal flat plate, a … Web1 jul. 2011 · Semantic Scholar extracted view of "Physical mechanisms involved in grooved flat heat pipes: Experimental and numerical analyses" by S. Lips et al. Skip to search …

Web28 apr. 2024 · Bubble nucleation was investigated in a 20-mm-long, wickless heat pipe on the International Space Station. Over 20 h of running experiments using pentane as the … Web1 apr. 2012 · This paper presents a synthesis of observations made inside six different flat plate heat pipes (FPHPs). Silicon and copper systems with different capillary structures …

WebNucleate boiling in a flat grooved heat pipe. S Lips, F Lefèvre, J Bonjour. International Journal of Thermal Sciences 48 (7), 1273-1278, 2009. 75: 2009: Experimental evidence …

Web1 dec. 2007 · Boiling heat transfer of water at different pressures on grooved surface. It can be observed from Fig. 7 that there was a significant heat transfer enhancement … handbook on forms of employmentWebThe present paper is devoted to an experimental study aiming at determining the thermal behavior of a flat plate heat pipe ... (FPHP) with micro grooves and at focusing … buses matlock to chesterfieldWebLips, S., Lefèvre, F., & Bonjour, J. (2009). Nucleate boiling in a flat grooved heat pipe. International Journal of Thermal Sciences, 48(7), 1273–1278. doi:10.1016 ... buses matlock to derbyWeb2 feb. 2011 · Nucleate boiling can occur in Pool Boiling and in Forced-Convective Boiling. The heat transfer coefficients are very high but, despite many years of research, empirical correlations for the coefficients have large error bands. buses medellin a caliWebIn nucleate boiling, steam bubbles form at the heat transfer surface and then break away and are carried into the mainstream of the fluid. Nucleate boiling significantly improves … buses methven to perthWebIt was found that nucleate boiling heat transfer induced by rough surface increased the heat transfer performance in the case of the sandblasted plate. In addition, it was revealed that the thin film evaporation at the long triple-phase contact line significantly enhanced heat transfer performance in the case of the micro-groove plate. buses micklefieldWeb17 apr. 2000 · The nucleate boiling and CHF behavior has been found to be the result of multiple, counteracting mechanisms: surface area enhancement, fin efficiency, surface microstructure (active nucleation site density), vapor bubble departure resistance, and re-wetting liquid flow resistance. [S0022-1481 (00)02603-7] Issue Section: Boiling and … handbook on indian insurance statistics