Heat Transfer Coefficient during Evaporation of R-1234yf, R-134a, and R-22 in Horizontal Circular Small Tubes

Experimental data of heat transfer coefficient during evaporation of R-1234yf, R-134a, and R-22 in horizontal circular small tubes are compared. The local heat transfer coefficient is obtained for heat fluxes ranging from 10 to 35 kW m −2 , mass fluxes ranging from 100 to 650 kg m −2 s −1 , saturati...

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Bibliographic Details
Main Authors: Kwang-Il Choi, Nguyen-Ba Chien, Jong-Taek Oh
Format: Article
Language:English
Published: SAGE Publishing 2013-01-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1155/2013/132397