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Keywords: numerical simulation
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Proceedings Papers

Proc. ASME. ICNMM2020, ASME 2020 18th International Conference on Nanochannels, Microchannels, and Minichannels, V001T16A003, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2020-1053
... with homogeneous nucleation-site model. VOF model MMC heat sink subcooled flow boiling numerical simulation SIMULATION OF SUBCOOLED FLOW BOILING IN MANIFOLD MICROCHANNEL HEAT SINK Yang Luo Department of Energy Engineering, Zhejiang University, Hangzhou, 310027, China Jingzhi Zhang School of Energy...
Proceedings Papers

Proc. ASME. ICNMM2019, ASME 2019 17th International Conference on Nanochannels, Microchannels, and Minichannels, V001T01A002, June 23–26, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2019-4236
... in a minichannel heat exchanger equipped with rectangular winglet vortex generators (VGs) through numerical simulation. The minichannels have a hydraulic diameter of 2.86 mm and are assumed to be made from aluminum alloy AlSi10Mg. This material is one of the popular alloys in the additive manufacturing industry...
Proceedings Papers

Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 405-410, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2012-73121
...: Short microchannel, Liquid cooling, Numerical simulation INTRODUCTION The demand of micro devices has increased the research activities on microchannel systems. One topic, which is of major interest, is the cooling of hot surfaces using microchannel systems (micro surface coolers). The optimization...
Proceedings Papers

Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 1, 183-191, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58041
... scheme. Micromixer Numerical simulation Mixing efficiency 1 Copyright © 2011 by ASME Proceedings of the ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels ICNMM2011 June 19-22, 2011 Edmonton, Alberta, CANADA DRAFT- ICNMM2011-58041 A new scheme...
Proceedings Papers

Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 2, 125-134, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58059
..., the effects of the baffles height and span on the mixing efficiency and length in axisymmetric micro-mixer are studied. Having baffles in the channel can substantially decrease the mixing length. Numerical simulation Peripheral/Axial Mixing Segmented Gas-Liquid Flow Axisymmetric Micro-mixer drop...
Proceedings Papers

Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 2, 135-141, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58065
... on the major sub-channel which are similar to a diamond ring structure. In order to yield optimum mixing effect, different parameters of geometry structure under a wide range of Reynolds numbers (1–80) have been investigated by numerical simulation with three-dimensional Navier-Stokes equations. The steady...
Proceedings Papers

Proc. ASME. ICNMM2011, ASME 2011 9th International Conference on Nanochannels, Microchannels, and Minichannels, Volume 2, 95-99, June 19–22, 2011
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2011-58210
... drop increases and more entropy generation is produced. The results also show that, the lowest entropy generation moves towards the higher aspect ratio when the wall heat flux or vapor quality increases. microchannel two-phase flow numerical simulation entropy generation Proceedings...
Proceedings Papers

Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1629-1638, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30276
... of non-circular ducts, pressure drop and heat transfer in meandering microtubes and microchannels for both of gas-liquid and liquid-liquid two-phase flows. Numerical simulation slug flow two-phase flow microtubes microchannels pressure drop heat transfer 1 Copyright © 2010 by ASME...
Proceedings Papers

Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1319-1326, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-31093
.... Having baffles in the channel can substantially decrease the mixing length. KEYWORDS T-shape Barrier Embedded Micro-mixer (BEM), numerical simulation, Intensity of segregation, non-reactive miscible gases, specious concentration NOMENCLATURE fluid velocity Pressure density gravitational acceleration...
Proceedings Papers

Proc. ASME. ICNMM2010, ASME 2010 8th International Conference on Nanochannels, Microchannels, and Minichannels: Parts A and B, 1517-1528, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30166
... of the entropy generation field (second law analysis) obtained from a numerical simulation. This general approach is discussed and illustrated for various conduit components. second law analysis head loss coefficient entropy generation rates conduit components upstream/downstream length laminar flow...
Proceedings Papers

Proc. ASME. ICMM2005, ASME 3rd International Conference on Microchannels and Minichannels, Parts A and B, 671-678, June 13–15, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICMM2005-75159
... a prominent role in reactor design and performance. For gas/liquid two-phase flow in a microchannel, the Taylor slug flow regime is the most commonly encountered flow pattern, therefore the present study deals with the numerical simulation of gas and liquid slugs in a microchannel. A T-junction microchannel...
Proceedings Papers

Proc. ASME. ICMM2005, ASME 3rd International Conference on Microchannels and Minichannels, Part B cont’d, 495-502, June 13–15, 2005
Publisher: American Society of Mechanical Engineers
Paper No: ICMM2005-75148
... microfluidic immunoassay poly(dimethylsiloxane) numerical simulation Helicobacter pylori A novel automatic electrokinetically-controlled immunoassay lab-on-a-chip was developed in this paper. The microchip was made of poly(dimethylsiloxane) (PDMS)/glass using photolithography...
Proceedings Papers

Proc. ASME. ICNMM2006, ASME 4th International Conference on Nanochannels, Microchannels, and Minichannels, Parts A and B, 395-401, June 19–21, 2006
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2006-96105
... MHD hypersonic flow TVD numerical simulation Proceedings of ICNMM2006: 4th International Conference on Nanochannels, Microchannels and Minichannels obtained through adding electro-magnetic body force terms in Proceedings of ICNMM2006 1 Copyright © 2006 by ASME INTRODUCTION Supersonic MHD channel...