Journal ArticleDOI
Infrared thermography investigation of local heat transfer in a plate fin and two-tube rows assembly
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TLDR
In this paper, an experimental study using an infrared thermography system is performed using an experimental method using the temperature transient variation of a thin plate (tested fin) in order to obtain detailed quantitative heat transfer coefficients.About:
This article is published in International Journal of Heat and Fluid Flow.The article was published on 2007-10-01. It has received 47 citations till now. The article focuses on the topics: Annular fin & Fin (extended surface).read more
Citations
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Journal ArticleDOI
Infrared thermography for convective heat transfer measurements
TL;DR: In this article, the evolution of infrared (IR) thermography into a powerful optical tool that can be used in complex fluid flows to either evaluate wall convective heat fluxes or investigate the surface flow field behavior.
Journal ArticleDOI
Experimental investigations of thermal and flow characteristics of curved trapezoidal winglet type vortex generators
Guobing Zhou,Qiuling Ye +1 more
TL;DR: In this paper, the performance of a pair of new vortex generators, curved trapezoidal winglet (CTW) has been experimentally investigated and compared with traditional vortex generators using dimensionless factors, which indicated the advantages of using this kind of vortex generators for heat transfer enhancement.
Journal ArticleDOI
Evaluation of elliptical finned-tube heat exchanger performance using CFD and response surface methodology
Lei Sun,Chun-Lu Zhang +1 more
TL;DR: In this paper, the authors proposed a numerical model to simultaneously predict the fluid flow and heat transfer on both air-side and water-side of elliptical FTHE, and the results indicated that the axis ratio strongly interacts with air velocity and water volumetric flow rate.
Journal ArticleDOI
Performance enhancement of a louvered fin heat exchanger by using delta winglet vortex generators
Henk Huisseune,Christophe T'Joen,Peter De Jaeger,Bernd Ameel,Sven De Schampheleire,Michel De Paepe +5 more
TL;DR: In this article, the effect of punching delta winglet vortex generators into the louvered fin surface in the near wake region of each tube was numerically investigated using computational fluid dynamics (CFD).
Journal ArticleDOI
An Overview on Thermal and Fluid Flow Characteristics in a Plain Plate Finned and Un-Finned Tube Banks Heat Exchanger
TL;DR: In this paper, the authors provided an overview of the published works that are relevant to the tube banks heat exchangers and showed that the heat transfer and pressure drop characteristics of the heat exchanger rely on many parameters such as external fluid velocity, tube configuration, tube rows, tube spacing, fin spacing, shape of tubes, etc.
References
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Book
Fundamentals of Heat and Mass Transfer
TL;DR: This paper introduced the physical effects underlying heat and mass transfer phenomena and developed methodologies for solving a variety of real-world problems, such as energy minimization, mass transfer, and energy maximization.
Journal ArticleDOI
Describing the Uncertainties in Experimental Results
TL;DR: The material presented in this paper covers the method of describing the uncertainties in an engineering experiment and the necessary background material, as well as a technique for numerically executing uncertainty analyses when computerized data interpretation is involved.
Journal ArticleDOI
Heat transfer surface enhancement through the use of longitudinal vortices: a review of recent progress
Anthony M. Jacobi,Ramesh K. Shah +1 more
TL;DR: A review of vortex-induced heat transfer enhancement can be found in this article, where the theoretical basis for the method is discussed and both active and passive implementations are reviewed, and the aim of this survey is to critically review recent progress and to identify research needs in the area of vortexinduced heat exchanger enhancement.
Journal ArticleDOI
The optimal spacing of parallel plates cooled by forced convection
Adrian Bejan,Enrico Sciubba +1 more
TL;DR: In this paper, the optimal board-to-board spacing and maximum total heat transfer rate from a stack of parallel boards cooled by laminar forced convection was reported. But the optimal spacing is not directly related to the surface thermal condition.
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