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Keywords: computational fluid dynamics
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Electron. Packag. September 2022, 144(3): 031015.
Paper No: EP-21-1151
Published Online: March 8, 2022
... of which computer room air handler (CRAH) technology to be used. In this study, experimental and numerical characterization of backward curved blowers is introduced. Then, a physics-based computational fluid dynamics model is built using the 6 sigmaroom tool to predict/simulate the measured fields. Five...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Electron. Packag. March 2022, 144(1): 011011.
Paper No: EP-21-1002
Published Online: August 6, 2021
... the soldering process. Aiming to understand if such defects are related to the force exerted by the solder wave in the PCB, a numerical and experimental study was performed in this article. For this purpose, a computational fluid dynamic model was developed by using the fluent software to describe...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Electron. Packag. September 2020, 142(3): 031120.
Paper No: EP-19-1127
Published Online: May 4, 2020
...Jeho Kim; J. Michael Brown; Yogendra Joshi; Kevin O'Connor; Marcos Diaz; Zhuomin Zhang; Peiyan Yang The use of computational fluid dynamics/heat transfer (CFD/HT) software has become common in exploring the thermal and hydrodynamic behavior of many electronic products. Well-designed CFD/HT models...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Electron. Packag. June 2019, 141(2): 021001.
Paper No: EP-18-1068
Published Online: February 25, 2019
...Georgios Karamanis; Marc Hodes We provide an algorithm to optimize the geometry of the fins in an array of longitudinal-fin heat sinks (HSs) in, e.g., a blade server, which is a prohibitively long task using computational fluid dynamics (CFD). First, banks of CFD simulations are run to precompute...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. June 2012, 134(2): 021008.
Published Online: June 11, 2012
... simulated annealing CFD computational fluid dynamics MOEAs multiobjective evolutionary algorithms MOPs multiobjective problems PBIL population-based incremental learning PSO particle swarm optimization SPEA strength Pareto evolutionary algorithms This research...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. September 2011, 133(3): 031011.
Published Online: September 26, 2011
... resistance models was reported thus providing engineers with a design rule to develop efficient µTAS devices. The study did not include the effects of the walls bounding the microposts. In this paper, a three-dimensional computational fluid dynamics model is used to include the effects of three...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2011, 133(1): 011010.
Published Online: March 10, 2011
...A. Kargar; B. Ghasemi; S. M. Aminossadati Computational fluid dynamics (CFD) and artificial neural network (ANN) are used to examine the cooling performance of two electronic components in an enclosure filled with a Cu-water nanofluid. The heat transfer within the enclosure is due to laminar...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2011, 133(1): 011006.
Published Online: March 9, 2011
...K. C. Yung; H. Liem; H. S. Choy; W. K. Lun This paper reports the thermal performance of a high-brightness light-emitting diode (LED) array package with a novel placement method on a printed circuit board (PCB). The precise heat transfer analysis and modeling using computational fluid dynamics (CFD...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2011, 133(1): 011007.
Published Online: March 9, 2011
... is modeled using a commercial computational fluid dynamics code with typical underfloor blockages. Blockages are shown to have a significant impact on tile flow rates and rack inlet temperatures. Based on the detailed numerical study broad guidelines are presented on managing the underfloor blockages...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2011, 133(1): 011003.
Published Online: March 3, 2011
..., a computational fluid dynamics-based thermal analysis software package, is performed. The results show excellent agreement between the results predicted by the SFP CTM with the data from the detailed model. The SFP CTM predicts the junction temperature of the four power-dissipating components and the heat flows...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. December 2010, 132(4): 041007.
Published Online: November 24, 2010
... equations under conditions of local thermal nonequilibrium using a finite-volume-based computational fluid dynamics code for conjugate fluid/porous/solid domains. Numerical results have been obtained for a wide range of contact resistances at the porous-solid interfaces, up to the limit of an effectively...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. September 2010, 132(3): 031007.
Published Online: September 9, 2010
... of material reduction. In this paper, methods based on computational fluid dynamics are used to study the effects of parameters such as (1) vertical alignment of the slots, (2) horizontal alignment of slots, (3) area of slots, (4) differential slot opening, and (5) zonal variation in heat generation...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. June 2010, 132(2): 021009.
Published Online: June 25, 2010
.... The computational fluid dynamics (CFD) software that is available has improved over the years. CFD software specific to data center thermal analysis has also been developed. This has improved the time lines of providing some quick analysis of the effects of new hardware into the data center. But it is critically...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. September 2009, 131(3): 031012.
Published Online: July 31, 2009
... Effect ,” Int. J. Heat Mass Transfer 0017-9310 , 49 ( 7–8 ), pp. 1264 – 1273 . 10.1016/j.ijheatmasstransfer.2005.10.015 Kandasamy , R. , and Subramanyam , S. , 2005 , “ Application of Computational Fluid Dynamics Simulation Tools for Thermal Characterization of Electronic Packages...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. September 2009, 131(3): 031007.
Published Online: June 23, 2009
... will be carried out, with results tabulated for general use. A rough estimate of layer heat conduction will also be given. Finite particle size effects are beyond the scope of the present study. Lastly, Smith et al. ( 7 ) used three-dimensional computational fluid dynamics to model the squeezing flow...
Journal Articles
Publisher: ASME
Article Type: Design Innovations
J. Electron. Packag. June 2009, 131(2): 025002.
Published Online: April 3, 2009
... theoretical capabilities are explored through optimization calculations and computational fluid dynamics simulations. It has been shown that through close coupling of the two thermal fluids the proposed hybrid heat sink can theoretically remove hot spot heat fluxes on the order of 1 kW / cm 2 and background...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. June 2009, 131(2): 021001.
Published Online: March 27, 2009
...Christopher T. DeGroot; Anthony G. Straatman; Lee J. Betchen A numerical study has been undertaken to explore the details of forced convection heat transfer in finned aluminum foam heat sinks. Calculations are made using a finite-volume computational fluid dynamics (CFD) code that solves...
Journal Articles