Analysis on Effectiveness of a Plate Type Heat Exchanger by CFD using Sea Water and Engine Oil

Conference: Advances in Robotics, Mechanical Engineering and Communication
Author(s): Chandan Kumar Sethi Year: 2018
Grenze ID: 02.ARMEC.2018.7.510 Page: 62-68

Abstract

There is a wide utilization of Plate heat exchanger in the field of marine, dairy\nand other modern applications for its improved heat exchange attributes and conservative\nstructure. Compact heat exchangers are most broadly utilized for heat transfer applications\nin ventures. Plate type heat exchangers are generally utilized for liquid-to-liquid heat\ntransfer applications with high-density working fluids. This study is focused on the use of\nplate type heat exchanger for seawater and engine oil as the working fluids. This\nexamination work manages examination of the plate-type heat exchanger with an\nassessment of convective heat transfer coefficient, overall heat transfer coefficient,\nexchanger effectiveness, output temperatures of the fluids. The enhancement of this work is\nfinished by taking Low, medium and high Reynolds number and furthermore K-Epsilon\nturbulence. Completing this work comprises of thin metal welded plates of Titanium with\n7mm thickness, rectangular geometry, and separation between two plates is 1mm. Tests are\nled by changing working parameters like mass flow rate, inlet temperatures of hot and cold\nfluids. The principal target of this work is to discover impacts of these parameters on the\nexecution of performance of plate heat exchanger with parallel flow arrangement and to\nfind the maximum effectiveness. The maximum effectiveness achieved in this analysis is\n0.61. Utilization of plate type heat exchanger is more profitable than the tube type heat\nexchanger with the same adequacy, as it involves less space. The analysis was done using\nANSYS 12 CFD methodology. Distinctive parameters are figured from the outcomes\nacquired and diagrams are plotted between different parameters. These charts have been\ninvestigated and talked about to discover the ideal outcome for which the plate Heat\nexchanger would give the best execution.

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