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090 _a652457
100 _a20161227a2016 k y0engy50 ba
101 0 _aeng
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aConvective Heat Transfer in a Vertical Rectangular Duct Filled with a Nanofluid
_fJ. C. Umavathi, I. C. Liu, M. A. Sheremet
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: p. 678-679 (21 tit.)]
330 _aAn analysis is performed to study natural convective heat transfer in a vertical rectangular duct filled with a nanofluid. One of the vertical walls of the duct is cooled by a constant temperature, while the other wall is heated by a constant temperature. The other two sides of the duct are thermally insulated. The transport equations for a Newtonian fluid are solved numerically with a finite volume method of second-order accuracy. The influence of pertinent parameters such as Grashof number, Brinkman number, aspect ratio and solid volume fraction on the heat transfer characteristics of natural convection is studied. Results for the volumetric flow rate and skin friction for Copper and Diamond nanoparticles are also drawn. The Nusselt number for various types of nanoparticle such as silver, copper, diamond and titanium oxide are also tabulated. The results indicate that inclusion of nanoparticles into pure water improves its heat transfer performance; however, there is an optimum solid volume fraction which maximizes the heat transfer rate.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tHeat Transfer—Asian Research
_d1972-
463 _tVol. 45, iss. 7
_v[P. 661–679]
_d2016
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aконвективная теплоотдача
610 1 _aтеплопередача
610 1 _aвоздуховоды
700 1 _aUmavathi
_bJ. C.
701 1 _aLiu
_bI. C.
_gChung
701 1 _aSheremet
_bM. A.
_cphysicist
_cAssociate Professor of Tomsk Polytechnic University, Candidate of physical and mathematical sciences
_f1983-
_gMikhail Aleksandrovich
_2stltpush
_3(RuTPU)RU\TPU\pers\35115
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bЭнергетический институт (ЭНИН)
_bКафедра атомных и тепловых электростанций (АТЭС)
_h118
_2stltpush
_3(RuTPU)RU\TPU\col\18683
801 2 _aRU
_b63413507
_c20161227
_gRCR
856 4 _uhttp://dx.doi.org/10.1002/htj.21182
942 _cCF