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Keyword: CFD
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2019, 141(10): 102101.
Paper No: HT-17-1392
Published Online: September 13, 2019
... casting CFD cooling rate SDAS Twin roll casting process is near net shape casting process, economical, energy efficient, and suitable to produce thin metallic strips. Liquid melt poured through the nozzle is the gap between oppositely rotating copper or steel rolls to achieve a moderate rate of...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2019, 141(8): 082202.
Paper No: HT-19-1098
Published Online: June 20, 2019
... May 16, 2019; published online June 20, 2019. Assoc. Editor: Guihua Tang. 18 02 2019 16 05 2019 CFD impinging jet cooling gas turbine blade convective heat transfer nozzle One of the most important parameters affecting the efficiency and power output of a gas turbine...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2019, 141(2): 022004.
Paper No: HT-18-1150
Published Online: December 13, 2018
... metal foams CFD discrete heat source LTE LTNE In this electronic era, the electronic components are becoming increasingly smaller; as a result, the area available for heat dissipation becomes very less which, in turn, increases the heat flux at the chip level. The convection heat transfer...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. October 2018, 140(10): 104501.
Paper No: HT-17-1318
Published Online: June 7, 2018
...M. Langari; Z. Yang; J. F. Dunne; S. Jafari; J.-P. Pirault; C. A. Long; J. Thalackottore Jose The accuracy of computational fluid dynamic (CFD)-based heat transfer predictions have been examined of relevance to liquid cooling of IC engines at high engine loads where some nucleate boiling occurs...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2014, 136(9): 091703.
Paper No: HT-14-1049
Published Online: June 27, 2014
.... Assoc. Editor: W. Q. Tao. 29 01 2014 03 06 2014 This paper presents a computational fluid dynamics (CFD) methodology to accurately predict the heat transfer characteristics of an unconfined steady impinging air jet in the transitional flow regime, impinging on a planar constant...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2013, 135(8): 081901.
Paper No: HT-12-1343
Published Online: June 27, 2013
... from 1 mm to 2.5 mm) are numerically predicted using commercial computational fluid dynamics (CFD) code, Ansys cfx . The turbulent model employed is the k–ω based shear–stress transport (SST) model with automatic wall function treatment. In the performance evaluation, we use a “universal” porous media...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2013, 135(2): 022505.
Paper No: HT-11-1587
Published Online: January 3, 2013
... as an approximation for the heat transfer from a vertical cylinder will be investigated. laminar natural convection vertical cylinders classic solutions CFD Laminar natural convection heat transfer from the vertical surface of a cylinder is a classical subject, which has been...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. January 2013, 135(1): 011009.
Paper No: HT-12-1115
Published Online: December 6, 2012
... (CFD) at Imperial College (IC) in the 1960s by a group founded by Brian Spalding who was the charismatic leader of a dedicated team for a decade. I was a member of this team during the development of the basic engineering practice that came to be known as the IC approach to “CFD.” I hope to capture the...
Journal Articles
Article Type: Jets, Wakes, And Impingment Cooling
J. Heat Transfer. August 2012, 134(8): 082201.
Published Online: May 29, 2012
... transfer coefficient. In addition to the measurements, a numerical analysis using the commercial CFD software package ANSYS CFX is conducted. Heat transfer predictions are compared with those obtained from experiments with regards to local distributions as well as averaged quantities. A good overall...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. May 2012, 134(5): 051019.
Published Online: April 13, 2012
... minichannel condensation VOF CFD gravity surface tension Minichannel heat exchangers are nowadays widely used and studied in a number of different applications. In the case of condensers for automotive air-conditioning applications, for example, extruded aluminum multiport minichannel tubing is a...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. December 2011, 133(12): 124501.
Published Online: October 12, 2011
... flow numerical analysis plates (structures) vortices microchannel numerical simulation heat transfer CFD LBM Microchannel heat sinks are commonly used heat exchangers and can be found in many engineering fields. There is a great deal of interest in the study of fluid flow and heat...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. August 2011, 133(8): 081901.
Published Online: April 26, 2011
... enhancement heat transfer coefficient corrugated ribbed passage CFD Heat transfer enhancement inside rectangular ducts is of considerable interest in a wide variety of applications and especially in the design of compact heat exchangers. Also, the use of corrugated ribbed passages is one of the...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. September 2010, 132(9): 092201.
Published Online: June 30, 2010
... number and the related pressure loss were investigated experimentally. In addition to the measurements, a numerical investigation was conducted. The motivation was to evaluate whether computational fluid dynamics (CFD) can be used as an engineering design tool in the optimization of multijet impingement...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2009, 131(12): 121007.
Published Online: October 15, 2009
... computing CFD direct numerical simulation Spray cooling is a high heat flux ( > 100   W / cm 2 ) thermal management technique that is capable of dissipating heat fluxes of 100   W / cm 2 using fluorinert ( 1 ) and over 1000   W / cm 2...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. December 2008, 130(12): 121401.
Published Online: September 22, 2008
... cooling impinging jet CFD RSM Impinging jets are used for many industrial applications where high heat and mass transfer rates are required (e.g., drying paper and textiles, tempering glass, and cooling of electronic components). The current trend in electronic devices shows a steady increase...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. December 2007, 129(12): 1729–1731.
Published Online: April 3, 2007
...-face temperature using the 3D CFD hearth model according to the 1D preestimated and reestimated profiles. After the hot-face temperatures are converged, the hot-face positions are refined by a new algorithm, which is based on the difference between the calculated and measured results, for the 3D...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. March 2007, 129(3): 291–297.
Published Online: August 4, 2006
...Sanjeev Jain; Aniruddha Joshi; P. K. Bansal A numerical and experimental study of heat transfer and fluid flow in a single pass counter flow plate heat exchanger with chevron plates has been presented in this paper. CFD analysis of small sized plate heat exchanger was carried out by taking the...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. March 2007, 129(3): 387–390.
Published Online: June 15, 2006
... exhibit good agreement with previous reports. Additional results are shown to highlight differences between the fully compressible formulation and the Boussinesq approximation. 21 12 2005 15 06 2006 Navier-Stokes equations natural convection confined flow compressible flow CFD...
Journal Articles
Article Type: Research Papers
J. Heat Transfer. August 2005, 127(8): 863–876.
Published Online: March 4, 2005
... homogenization of heat transfer is reached by periodically modulating the air flows with time. Computational fluid dynamics (CFD) calculations and laboratory measurements of the heat transfer have been carried out. In the performed 3-D simulations, the realizable k - ε model, the k - ω model, and the SST- k - ω...
Journal Articles
Article Type: Technical Papers
J. Heat Transfer. June 2001, 123(3): 544–555.
Published Online: February 2, 2001
...S. L. Chang, ASME Mem.; S. A. Lottes; C. Q. Zhou; B. J. Bowman; M. Petrick A three-phase reacting flow computational fluid dynamics (CFD) computer code was used to study the major effects of spray injection parameters on mixing, heat transfer, vaporization, and reaction product yields in fluidized...