... of the Nusselt number under the laminar regime showing the emphasis of free convection on forced convection. 1 Corresponding author. e-mail:  hardikkothadia@iitj.ac.in 15 09 2022 19 04 2023 31 05 2023 mixed convection laminar flow turbulent flow infrared camera constant heat...

... thermal turbulent flow The freely available solar energy can be utilized for many industrial processes like drying, bleaching, processing heating, distillation, separation, and pulp preparation require a medium temperature range of 373–673 K [ 1 ]. The use of nanotechnology for increasing a solar...

...Sanjay Singh Rathore; Suresh Kant Verma The present investigation explores the dynamic effects of wall motion on the turbulent flow and thermal characteristics of a dual jet. The effects of variation in Reynolds number (Re) and offset ratio (OR) on different heat transfer and flow characteristics...

..., A. , ANSYS , Canonsburg, PA. [40] Rogers , G. F. C. , and Mayhew , Y. R. , 1964 , “ Heat Transfer and Pressure Loss in Helically Coiled Tubes With Turbulent Flow ,” Int. J. Heat Mass Transfer , 7 ( 11 ), pp. 1207 – 1216 . 10.1016/0017-9310(64)90062-6 [41] Mori , Y...

...Satish Upadhyay; Pankaj Rajendra Savant; Laltu Chandra; Jahar Sarkar The turbulent flow of binary hybrid nano-oils is investigated and Nusselt number correlation is developed for futuristic concentrated solar thermal application. Available Nusselt number correlations for water-based hybrid...

... of the absorber tube. The MCRT and FVM were developed to study the heat transfer performance and flow characteristics of the tube receiver for PTC under turbulent flow. The following conclusions can be drawn: The Y -intercept (Fig. 13 ) gives the optical efficiency (79%) of the enhanced PTC and the slope...

... October 31, 2018; published online December 13, 2018. Assoc. Editor: Amy Fleischer. 20 04 2018 31 10 2018 jet impingement turbulent flow hot jet cold jet circular target Jet impingement cooling and heating of the cylindrical objects are widely used in a wide range...

... transfer slightly. But the aspect ratio of the rectangular cross section can significantly affect heat transfer coefficient. helical rectangular duct heat transfer turbulent flow curvature torsion Helical coiled ducts are widely employed as heat transfer exchangers in industrial...

... can be used as a viable heat transfer fluid (HTF) for turbulent flow conditions. Heat transfer and fluid flow properties of the slurry in turbulent flow (3000 < Re < 6000) were determined experimentally. Dynamic viscosity of the MPCM slurry was measured at different temperatures close...

... and the Reynolds numbers. slot jet impinging moving wall turbulent flow heat transfer Impinging jets are extensively investigated in numerous benchmarks. Such configurations are common in many industrial and engineering applications (e.g., manufacturing, material processing, electronic cooling...

...Eph Sparrow; John Gorman; John Abraham variability of overall heat transfer coefficient heat exchanger laminar flow turbulent flow numerical simulation The overall heat transfer coefficient U has been at the core of heat exchanger analysis and design since time immemorial...

... )]. supercritical fluids heat transfer printed circuit heat exchanger carbon dioxide experiments turbulent flow heat convection CFD modeling Use of existing heat transfer correlations, specifically Jackson’s and the Dittus-Boelter correlation, over-predict heat transfer at T pc . This over-prediction...

...Zhipeng Duan Fully developed turbulent flow in noncircular ducts is examined, and simple models are proposed to predict the friction, heat and mass transfer in most common noncircular channels. It is found that the square root of cross-sectional area is the relatively more appropriate length scale...

... wall. 20 09 2010 21 01 2011 11 08 2011 11 08 2011 air convection cooling evaporation finite volume methods mass transfer pipe flow turbulence evaporation heat transfer mass transfer sensible Nusselt number mixed convection turbulent flow Internal...

... 02 03 2011 02 03 2011 finite volume methods flow simulation heat transfer nozzles turbulence continuous casting thin slab modeling turbulent flow heat transfer SEN The continuous casting (CC) is the most important process for producing the steel slabs. A schematic...

...J. U. Ahamed; M. A. Wazed; S. Ahmed; Y. Nukman; T. M. Y. S. Tuan Ya; M. A. R. Sarkar An experimental investigation has been carried out for turbulent flow in a tube with perforated twisted tape inserts. The mild steel twisted tape inserts with circular holes of different diameters (i.e...

... (structures) shear turbulence heat/mass transfer analogy naphthalene sublimation turbulent flow wall motion boundary layer constant temperature constant concentration The heat transfer characteristics of a translating heated surface in quiescent conditions have been studied over the years...

... parameter that can be measured in two-dimensional turbulent flows is the streamwise turbulent intensity ( u ′ 2 ¯ / u ∞ ) , the square of which is the nondimensional streamwise turbulent kinetic energy (STKE). For the stationary belt, the variation in this parameter across...

...Ashis K. Mazumder; Sujoy K. Saha The thermohydraulic performance of turbulent flow of air through rectangular and square ribbed ducts with twisted-tape inserts has been experimentally studied. The performance is influenced by the twisted-tape-generated swirl flow and the boundary layer separation...

... number, local heat flux, average Nusselt number, and average heat transfer are presented and discussed. 07 03 2007 23 10 2007 16 05 2008 boundary layer turbulence heat transfer jets wall jet conjugate heat transfer turbulent flow numerical simulation A conjugate...