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
An assessment of heat transfer models of water flow in helically coiled tubes based on selected experimental datasets
Sign Up to like & getrecommendations! Published in 2017 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2017.07.015
Abstract: Abstract This paper presents an assessment of the heat transfer models under different heat transfer modes for water flow in helically coiled tubes based on the compiled datasets from the reviewed literatures. For single phase… read more here.
Keywords: coiled tubes; water flow; heat transfer; heat ... See more keywords
Flow regime identification for upward two-phase flow in helically coiled tubes
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2016.09.100
Abstract: Abstract Helically coiled tubes have excellent compactness, heat transfer efficiency, thermal stress adaptability and two-phase flow stability. The increasing application of two-phase flow in helically coiled tube devices necessitates a deep knowledge of phase distribution… read more here.
Keywords: coiled tubes; two phase; phase flow; helically coiled ... See more keywords
Forecasting a bubbly-intermittent flow regime transition in helically coiled tubes
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Engineering Research and Design"
DOI: 10.1016/j.cherd.2021.09.002
Abstract: Abstract Simulations of gas–liquid turbulent flows in helically coiled tubes are conducted by a two-fluid hydrodynamic model coupled with the population balance equation. A model of bubble breakup in a turbulent flow, recently developed by… read more here.
Keywords: bubbly intermittent; flow regime; coiled tubes; intermittent flow ... See more keywords
Investigating the effect of inserting longitudinal fins on the overall thermal performance of spirally coiled tubes
Sign Up to like & getrecommendations! Published in 2021 at "International Communications in Heat and Mass Transfer"
DOI: 10.1016/j.icheatmasstransfer.2021.105232
Abstract: Abstract Flow in curved pipes have been considered as a well-known technique of passive enhancement of heat transfer rate. However, there exists a lack of research considering the impact of geometrical modifications on heat transfer… read more here.
Keywords: spirally coiled; longitudinal fins; investigating effect; coiled tubes ... See more keywords
Experimental and Numerical Investigations on Hydrodynamics of Nanofluid Flowing in Coiled Tubes
Sign Up to like & getrecommendations! Published in 2020 at "Integrated Ferroelectrics"
DOI: 10.1080/10584587.2019.1675005
Abstract: Abstract A numerical model was developed to analyze the hydrodynamics of TiO2-water nanofluids flowing through straight and coiled tubes in laminar flow regime. Pressure drop of nanofluid predicted from this model was validated with experiments… read more here.
Keywords: numerical investigations; investigations hydrodynamics; coiled tubes; hydrodynamics ... See more keywords