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Keywords: hydrodynamics
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Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 2010, 132(11): 112901.
Published Online: August 13, 2010
...Stéphane Lips; Frédéric Lefèvre; Jocelyn Bonjour Thermal and hydrodynamic experimental results of a flat plate heat pipe (FPHP) are presented. The capillary structure is made of crossed grooves machined in a copper plate. The shape of the liquid-vapor interface in this type of capillary structure...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2010, 132(8): 081402.
Published Online: June 2, 2010
... manifold. We developed a fabrication and packaging procedure to manufacture prototypes by means of standard microprocessing. A closed fluid loop for precise hydrodynamic and thermal characterization of six different test vehicles was built. We studied the influence of the number of manifold systems...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2009, 131(12): 121010.
Published Online: October 15, 2009
... in the fields of heat exchange and multiphase flow. By taking into account the superheat, heat transfer, and hydrodynamics of the multiphase-droplet the aim of this study is to create greater insight into the character of this transient-boiling process, for the first time. The sudden depressurization of a water...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2009, 131(1): 011703.
Published Online: October 20, 2008
.... The effect of the Reynolds number, length of the increasing waviness region, waviness of the wavy wall on the hydrodynamics, and thermal characteristics of the channel is investigated. The result indicates that the linearly increasing waviness at the entrance region significantly reduces the pressure drop...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. January 2009, 131(1): 014502.
Published Online: October 17, 2008
... convection parameter Gr/Re, the Knudsen number Kn, and the aspect ratio r * on the microchannel hydrodynamic and thermal behaviors are determined. Finally, a Nu = f ( Gr ∕ Re , Kn , r * ) expression is developed. It is disclosed that increasing Gr/Re enhances heat transfer while rarefaction effects...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2008, 130(10): 101001.
Published Online: August 7, 2008
... with the capability to predict the transient laminar thermal-boundary-layer response for similar or nonsimilar flow and thermal behaviors. The method was tested for the step change in the far-field flow temperature of a two-dimensional semi-infinite flat plate with steady hydrodynamic boundary layer and constant wall...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. August 2008, 130(8): 084503.
Published Online: May 30, 2008
... continuity equation. 08 02 2007 25 02 2008 30 05 2008 differential equations heat transfer hydraulic systems hydrodynamics integration thermodynamics thermal-hydraulic simulation modelling method In hydraulic systems, the oil temperature mainly depends...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2008, 130(1): 011801.
Published Online: January 30, 2008
.... 05 04 2005 26 08 2006 30 01 2008 heat exchangers perturbation techniques heat conduction disperse systems finite difference methods thermodynamics hydrodynamics axial dispersion finite difference longitudinal conduction three-fluid heat exchanger transient behavior...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. November 2007, 129(11): 1605–1610.
Published Online: February 12, 2007
... and 7.1 m s − 1 , droplet diameters ranging from 0.250 × 10 − 3 m to 1.002 × 10 − 3 m , and surface temperatures covering 110 – 240 ° C . By properly accounting for the hydrodynamic differences between a spray and a single droplet stream, the empirical single droplet stream heat transfer correlations were...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. August 2007, 129(8): 1091–1095.
Published Online: October 26, 2006
... at the wall are included in the formulation. The effects of the modified mixed convection parameter, Gr q ∕ Re , the Knudsen number, Kn, and the ratio of wall heat flux, r q = q 1 ∕ q 2 , on the microchannel hydrodynamic and thermal behaviors are determined. Finally, a Nu = f ( Gr q ∕ Re , Kn , r q...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. June 2007, 129(6): 759–762.
Published Online: October 17, 2006
...P. K. Papadopoulos; P. M. Hatzikonstantinou The hydrodynamically fully developed and thermally developing flow inside a curved elliptic duct with internal longitudinal fins is studied numerically. The duct is subjected to the uniform temperature boundary condition on its wall and fins. The local...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. March 2007, 129(3): 291–297.
Published Online: August 4, 2006
... the complete geometry of the heat transfer surface and more realistic hydrodynamic and thermal boundary conditions. A cold channel with two chevron plates and two halves of hot channels on either side having flat periodic boundaries was selected as the computational domain. The numerical model was validated...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. September 2007, 129(9): 1291–1294.
Published Online: July 25, 2006
... are represented in the form of the ratio of the pressure loss for the steam-water flow to that for the single-phase water flow at identical mass-flow rates. 10 11 2005 25 07 2006 hydrodynamics two-phase flow fluidised beds mass transfer steam-water mixture pebble bed hydrodynamic...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2007, 129(2): 162–166.
Published Online: April 19, 2006
... convection parameter, Gr/Re, the Knudsen number, Kn, and the ratio of wall temperature difference, r T , on the microchannel hydrodynamic and thermal behaviors are determined. Finally, a Nu = f ( Gr ∕ Re , Kn , r T ) expression is developed. 16 02 2006 19 04 2006 convection plates...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. February 2007, 129(2): 211–219.
Published Online: April 13, 2006
... mass transfer bubbles two-phase flow hydrodynamics heat convection two bubbles potential flow Convective heat and mass transfer from bubbles rising in fluids occurs in many engineering industries, technologies, and scientific applications. Among these are: drying, adsorption...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2006, 128(12): 1293–1301.
Published Online: February 21, 2006
...Brandon Schneider; Ali Koşar; Chih-Jung Kuo; Chandan Mishra; Gregory S. Cole; Robert P. Scaringe; Yoav Peles Heat transfer has been investigated in the presence of hydrodynamic cavitation instigated by 20 - μ m wide inlet micro-orifices entrenched inside 227 - μ m hydraulic diameter microchannels...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. September 2006, 128(9): 870–878.
Published Online: February 17, 2006
... whereas the energy integral equation is solved for both isothermal and isoflux boundary conditions. A fourth-order velocity profile in the hydrodynamic boundary layer and a third-order temperature profile in the thermal boundary layer are used to solve both integral equations. Closed form expressions...
Journal Articles
Publisher: ASME
Article Type: Research Papers: Special Issue On Boiling And Interfacial Phenomena
J. Heat Mass Transfer. August 2006, 128(8): 811–818.
Published Online: January 17, 2006
... and the temperature distribution resulting from a known heat flux distribution were manipulated to accomplish this objective. The kernel function in the hydrodynamically fully developed region was found to be proportional to the streamwise temperature gradient resulting from a constant heat flux surface...