Heat transfer enhancement and pressure drop of Fe3O4 -water nanofluid in a double tube counter flow heat exchanger with internal longitudinal fins

Autor: Mohammad Sikindar Baba, A.V. Sita Rama Raju, M. Bhagvanth Rao
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: Case Studies in Thermal Engineering, Vol 12, Iss , Pp 600-607 (2018)
Druh dokumentu: article
ISSN: 2214-157X
DOI: 10.1016/j.csite.2018.08.001
Popis: Use of internal fins in tubes of heat exchangers is a good practice for heat transfer enhancement. This paper reports an experimental study of forced convective heat transfer in a double tube counter flow heat exchanger with multiple internal longitudinal fins using Fe3O4 –water nanofluid. The convective heat transfer enhancement and pressure drop are investigated for the nanofluid flowing in a horizontal circular tube with internal longitudinal fins under turbulent conditions (5300
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