Tomographic PIV measurements and RANS simulations of secondary flows inside a horizontally positioned helically coiled tube
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-020-02950-6
Abstract: Abstract Helically coiled tubes are widely used in industry to enhance heat and mass transfer in the laminar flow regime, due to their secondary flow pattern. In this study, tomographic particle image velocimetry (tomo-PIV) is… read more here.
Keywords: velocity field; velocity; coiled tube; helically coiled ... See more keywords
Performance evaluation of nanofluid flow in conical and helical coiled tubes
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermal Analysis and Calorimetry"
DOI: 10.1007/s10973-018-7516-0
Abstract: Nanofluid and coiled tubes have been employed as two passive methods for enhancing the heat transfer. In the present study, the turbulent flow of CuO–water nanofluid in helical and conical coiled tubes was numerically investigated… read more here.
Keywords: conical coiled; helical coiled; coiled tubes; coiled tube ... See more keywords
Hydrodynamic characterization and flocculation process in helically coiled tube flocculators: an evaluation through streamlines
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Environmental Science and Technology"
DOI: 10.1007/s13762-017-1341-z
Abstract: This paper presents a hydrodynamic characterization of helically coiled tube flocculators (HCTFs) through streamline analysis and an efficiency evaluation of the flocculation process in these units. Physical experiment and CFD modeling allowed to relate flocculation… read more here.
Keywords: hydrodynamic characterization; coiled tube; helically coiled; flocculation ... See more keywords
Experimental investigation of heat transfer in coiled tube type molten salt steam generator
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2018.11.118
Abstract: Abstract Heat transfer performance of coiled tube type molten salt steam generator has been experimentally reported, and the wall temperature distribution, steam generation rate and thermal efficiency were comprehensively investigated. Heat transfer of the system… read more here.
Keywords: heat; molten salt; heat transfer; steam ... See more keywords
Effects on the mixing process of a coiled tube after a T-junction: Simulation and correlation
Sign Up to like & getrecommendations! Published in 2018 at "Chinese Journal of Chemical Engineering"
DOI: 10.1016/j.cjche.2018.04.003
Abstract: Abstract Simulations were performed to examine the effects of a coiled tube after a T-junction on the mixing and flow characteristics. A coiled tube was found to have two effects: inducing a radial flow and… read more here.
Keywords: effects mixing; coiled tube; correlation; simulation ... See more keywords
Numerical study on the nanofluid flows and temperature behaviors in the spirally coiled tubes with helical ribs
Sign Up to like & getrecommendations! Published in 2021 at "Case Studies in Thermal Engineering"
DOI: 10.1016/j.csite.2021.101204
Abstract: Abstract The nanofluids heat transfer and flow behaviors in the spirally coiled tube with and without helical ribs are simulated using the Eulerian two-phase turbulent model. A model used in the present study is 8.5 mm… read more here.
Keywords: spirally coiled; helical ribs; behaviors spirally; temperature ... See more keywords
Novel approaches for predicting efficiency in helically coiled tube flocculators using regression models and artificial neural networks
Sign Up to like & getrecommendations! Published in 2019 at "Water and Environment Journal"
DOI: 10.1111/wej.12484
Abstract: In this paper, prediction models for turbidity removal efficiency (TRE) in helically coiled tube flocculators (HCTFs) are presented. The TRE was determined by physically modelling a compact, high‐performance and low detention time clarification system composed… read more here.
Keywords: coiled tube; tube flocculators; artificial neural; efficiency ... See more keywords