Journal ArticleDOI
Forced and mixed convection heat transfer to supercritical CO2 vertically flowing in a uniformly-heated circular tube
TLDR
In this article, an experiment of heat transfer to CO2, which flows upward and downward in a circular tube with an inner diameter of 6.32mm, was carried out with mass flux of 285-1200 kg/m2About:
This article is published in Experimental Thermal and Fluid Science.The article was published on 2010-11-01. It has received 175 citations till now. The article focuses on the topics: Heat transfer coefficient & Concentric tube heat exchanger.read more
Citations
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Journal ArticleDOI
A brief review on convection heat transfer of fluids at supercritical pressures in tubes and the recent progress
TL;DR: In this paper, the authors present a state-of-the-art overview on heat transfer characteristics of fluids (mainly water, carbon dioxide and hydrocarbon fuels) flowing in smooth tubes and enhanced tubes at supercritical pressures and try to obtain a fundamental understanding of the unique characteristics.
Journal ArticleDOI
A comprehensive review on heat transfer and pressure drop characteristics and correlations with supercritical CO2 under heating and cooling applications
TL;DR: In this paper, a comprehensive review of heat transfer characteristics and correlations with supercritical CO2 employed under heating and cooling condition in horizontal channel or tube is presented, which provides a good insight for efficient thermal design and optimization of heat exchanger especially in thermal power plants.
Journal ArticleDOI
Supercritical “boiling” number, a new parameter to distinguish two regimes of carbon dioxide heat transfer in tubes
TL;DR: In this paper, the authors developed a criterion to predict the onset of heat transfer deterioration (HTD) for supercritical CO2 heat transfer by assuming supercritical pseudo-boiling.
Journal ArticleDOI
Improvement of buoyancy and acceleration parameters for forced and mixed convective heat transfer to supercritical fluids flowing in vertical tubes
TL;DR: In this article, an analytical approach is applied to examine the buoyancy and acceleration effects on forced and mixed convective heat transfer at supercritical pressures, and two non-dimensional parameters have been developed for these effects.
Journal ArticleDOI
A review on recent heat transfer studies to supercritical pressure water in channels
TL;DR: In this article, a large amount of experimental data were obtained from the experiments supplementing the extensive database previously compiled for fossil fuel-fired power plants, and prediction methods for heat-transfer coefficient were developed from various databases.
References
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Book ChapterDOI
Heat Transfer and Friction in Turbulent Pipe Flow with Variable Physical Properties
TL;DR: In this article, the authors discuss heat transfer and skin friction in turbulent pipe flow with variable physical properties and highlight analytical methods to describe heat transfer mechanisms for constant liquid properties quite satisfactorily and to take into account the influence of the variation of physical properties with temperature versus heat transfer.
Journal ArticleDOI
Forced convective heat transfer to supercritical water flowing in tubes
TL;DR: In this article, a comprehensive set of data was obtained for pressures from 226 to 294 bar, bulk temperatures from 230 to 540°C, heat fluxes from 116 to 930 kW/m 2 and mass velocities from 310 to 1830 kg/m2s.
Journal ArticleDOI
Studies of mixed convection in vertical tubes
TL;DR: In this paper, the authors provide an up-to-date review of mixed convection heat transfer in vertical tubes, divided into two sections, the first dealing with laminar flow, and the second with turbulent flow.
Journal ArticleDOI
Heat Transfer to Supercritical Water in Smooth-Bore Tubes
Book
Heat Transfer and Hydraulic Resistance at Supercritical Pressures in Power Engineering Applications
Igor Pioro,Romney B. Duffey +1 more
TL;DR: In this article, the results from over 500 of the latest sources from the global publications devoted to heat transfer and hydraulic resistance of fluids flowing inside channels of various geometries at near-critical and supercritical pressures are presented.