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Keywords: boundary layer
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Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. July 2021, 143(7): 074501.
Paper No: HT-20-1237
Published Online: May 20, 2021
...Basant K. Jha; Gabriel Samaila A nonlinear approximation for natural convection boundary layer flow near a vertical wall under the influence of thermal radiation is analyzed. The governing nonlinear partial differential equations are transformed into ordinary differential equations via...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. January 2020, 142(1): 012504.
Paper No: HT-19-1097
Published Online: November 11, 2019
...F. O. Pătrulescu; T. Groşan; I. Pop This paper studies the steady, free convection boundary layer flow about a vertical, isothermal plate embedded in a non-Darcy bidisperse porous medium (BDPM). An appropriate mathematical model is proposed. The boundary layer analysis leads to a system of partial...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. July 2018, 140(7): 074501.
Paper No: HT-17-1260
Published Online: March 27, 2018
...K. S. Kulkarni; U. Madanan; T. W. Simon; R. J. Goldstein If a steady thermal boundary layer is sufficiently thick, wall heat fluxes and associated convective heat transfer coefficients can be directly calculated from measured temperature distributions taken within it using a traversing thermocouple...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. January 2014, 136(1): 012501.
Paper No: HT-13-1031
Published Online: October 21, 2013
... second-order slip boundary layer numerical solution The classical two-dimensional pure forced convection stagnation-point flows of a viscous fluid towards a rigid horizontal plane and a rigid horizontal axisymmetric surface are known as exact solutions of the Navier–Stokes equations. Himenz [ 1...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. June 2012, 134(6): 064506.
Published Online: May 2, 2012
...W. A. Khan; I. M. Pop The effects of homogeneous–heterogeneous reactions on the steady viscoelastic fluid toward a stretching sheet are numerically investigated in this paper. The model developed by Chaudhary and Merkin for homogeneous–heterogeneous reactions in stagnation-point boundary-layer flow...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2011, 133(8): 081701.
Published Online: April 26, 2011
...Hongwei Li; M. Razi Nalim; Charles L. Merkle A numerical method is developed with the capability to predict transient thermal boundary layer response under various flow and thermal conditions. The transient thermal boundary layer variation due to a moving compressible turbulent fluid of varying...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. May 2011, 133(5): 054503.
Published Online: February 2, 2011
...T. Grosan; I. Pop The classical problem of forced convection boundary layer flow and heat transfer past a needle with variable wall temperature using nanofluids is theoretically studied. The similarity equations are solved numerically for two types of metallic or nonmetallic, such as copper (Cu...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. April 2011, 133(4): 041503.
Published Online: January 11, 2011
...Suvash C. Saha; John C. Patterson; Chengwang Lei The natural convection boundary layer adjacent to an inclined plate subject to sudden cooling boundary condition has been studied. It is found that the cold boundary layer adjacent to the plate is potentially unstable to Rayleigh–Bénard instability...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2010, 132(10): 101702.
Published Online: August 3, 2010
...” of the turbulent boundary layer “moves” downstream toward the trailing edge of the belt. This is verified from the variation of the Stanton number versus the Reynolds number plots. As the “inner” region of the boundary layer is removed for a belt speed of u w = 10 m / s (freestream velocity u in ≈ 15.4 m / s...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2010, 132(10): 101701.
Published Online: August 3, 2010
...K. Ghosh; R. J. Goldstein A parametric study investigates the effects of wall shear on a two-dimensional turbulent boundary layer. A belt translating along the direction of the flow imparts the shear. Velocity measurements are performed at 12 streamwise locations with four surface-to-freestream...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2009, 131(2): 022502.
Published Online: January 5, 2009
...S. Ghosh Moulic; L. S. Yao Mixed-convection boundary-layer flow over a heated semi-infinite vertical flat plate with uniform surface heat flux, placed in a uniform isothermal upward freestream, has been investigated. Near the leading edge, the effect of natural convection can be treated as a small...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2009, 131(1): 011702.
Published Online: October 17, 2008
..., no irremovable singularities are introduced into a boundary-layer formulation for power-law non-Newtonian fluids. Therefore, the boundary-layer equations can be solved by marching from leading edge to downstream as any Newtonian fluids. For shear-thinning and shear-thickening fluids, non-Newtonian effects...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. October 2008, 130(10): 104504.
Published Online: August 7, 2008
... these parameters on the convective transport has been analyzed, and the variation of heat and mass transfer coefficients with Dufour and Soret parameters is presented through computer generated graphs. free convection heat transfer mass transfer boundary layer Soret effect Dufour effect Darcy porous media...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. November 2006, 128(11): 1204–1212.
Published Online: June 7, 2006
... the wall temperature inside the boundary layer but this phenomena is not observed for nondimensional concentration. ( a ) Variation of nondimensional temperature for fixed F c , N , and Le; ( b ) variation of nondimensional temperature for fixed F c...
Journal Articles
Publisher: ASME
Article Type: Technical Notes
J. Heat Mass Transfer. April 2004, 126(2): 297–300.
Published Online: May 4, 2004
... in a saturated porous medium. Although the effect of stratification of the medium on the heat removal process in a porous medium is important, very little work has been reported in the literature. Bejan 8 , Singh and Sharma 9 , and Kalpana and Singh 10 studied the problem of boundary layer free...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. April 2004, 126(2): 202–210.
Published Online: May 4, 2004
...Debjit Mukerji; John K. Eaton; Robert J. Moffat Steady-state experiments with one-dimensional and two-dimensional calorimeters were used to study the convective heat transfer near sharp steps in wall temperature in a turbulent boundary layer. Data acquired under low and high freestream turbulence...