Article ID Journal Published Year Pages File Type
658488 International Journal of Heat and Mass Transfer 2013 7 Pages PDF
Abstract

This paper presents the results of measurements of thermal performance of 8 heat exchangers with parallel helical coils. Measurements were conducted in substations in 2 district heating systems in Serbia: Belgrade and Sremska Mitrovica. The values of fouling resistances were found to be slightly lesser than usual values for typical shell-and-tube heat exchangers with straight tubes. Analysis of thermal performance of heat exchangers showed that the shell-side heat transfer coefficient can be calculated using the correlation based on hydraulic diameter.

Related Topics
Physical Sciences and Engineering Chemical Engineering Fluid Flow and Transfer Processes
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