Journal ArticleDOI
Flow characteristics of water in microtubes
Gh. Mohiuddin Mala,Dongqing Li +1 more
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TLDR
In this paper, a roughness-viscosity model was proposed to interpret the experimental data and the results indicated significant departure of flow characteristics from the predictions of the conventional theory for microtubes with smaller diameters.About:
This article is published in International Journal of Heat and Fluid Flow.The article was published on 1999-04-01. It has received 711 citations till now. The article focuses on the topics: Water flow & Pressure drop.read more
Citations
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A novel thin-film temperature and heat-flux microsensor for heat transfer measurements in microchannels
TL;DR: A new generic temperature and heat-flux sensor composed of forty gold thermoresistances, 85 nm thick, deposited on both sides of a borosilicate substrate was designed, calibrated and tested and found to be in good agreement with classical Nu-Re macroscopic correlations.
Journal ArticleDOI
Analytical, experimental, and numerical analysis of a microchannel cooling system for high-concentration photovoltaic cells
TL;DR: In this article, the performance of a heat sink system designed as a parallel arrangement of microchannels for cooling a high-concentration photovoltaic (HCPV) cell was analyzed.
Journal ArticleDOI
Experimental investigation on flow and heat transfer characteristics of single-phase flow with simulated neutronic feedback in narrow rectangular channel
TL;DR: In this article, a single phase forced convection flow and heat transfer of deionized water in horizontal and vertical narrow rectangular channel with gap size of 1.8mm were experimentally investigated.
Journal ArticleDOI
Effect of Wall Roughness on Laminar Flow of Bingham Plastic Fluids through Microtubes
TL;DR: Peng, Peterson, and Wang as discussed by the authors experimentally studied the behavior of water flow through rectangular microchan-nels having hydraulic diameters of 0.133 to 0.367 mm and height-to-width ratios between 0.333 to 1.
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Multi-objective optimization and multi-factors analysis of the thermal/hydraulic performance of the bionic Y-shaped fractal heat sink
TL;DR: Based on the constructal theory, the optimal structures of fractal heat sinks are obtained by genetic algorithm (GA) optimization in this article, and the optimal branching level is 4.99%.
References
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Boundary layer theory
TL;DR: The flow laws of the actual flows at high Reynolds numbers differ considerably from those of the laminar flows treated in the preceding part, denoted as turbulence as discussed by the authors, and the actual flow is very different from that of the Poiseuille flow.
Journal ArticleDOI
Measurement of friction factors for the flow of gases in very fine channels used for microminiature Joule-Thomson refrigerators
Wu Peiyi,W.A. Little +1 more
TL;DR: In this article, the friction factors for the flow of gases in the fine channels used for microminiature Joule-Thomson refrigerators have been measured using a photolithographic technique.
Journal ArticleDOI
Experimental Investigation on Liquid Forced-Convection Heat-Transfer Through Microchannels
B. X. Wang,Xiaofeng Peng +1 more
TL;DR: In this paper, the authors investigated the single-phase forced-flow convection of water or methanol flowing through microchannels with rectangular cross-section and found that the fully developed turbulent convection regime was initiated at about Re = 1000-1500.
Journal ArticleDOI
Frictional flow characteristics of water flowing through rectangular microchannels
TL;DR: In this paper, the authors investigated the flow characteristics of water flowing through rectangular microchannels having hydraulic diameters of 0.133-0.367 mm and H/W ratios between 0.333-1.72i.
Journal ArticleDOI
Measurement of the heat transfer characteristics of gas flow in fine channel heat exchangers used for microminiature refrigerators
Peiyi Wu,W.A. Little +1 more
TL;DR: In this article, heat transfer characteristics have been measured for the flow of gas in the fine channels of the heat exchangers used for microminiature J-T refrigerators.
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Convective heat transfer and flow friction for water flow in microchannel structures
Xiaofeng Peng,G. P. Peterson +1 more