Heat transfer enhancement using different baffle Spacing arrangement

dc.contributor.authorRahman, Md. Muhibur
dc.date.accessioned2022-04-22T06:04:56Z
dc.date.available2022-04-22T06:04:56Z
dc.date.issued2021-03-30
dc.descriptionSupervised by Prof. Dr. Shamsuddin Ahmed, Professor, Department of Mechanical and Production Engineering(MPE) Islamic University of Technology(IUT), Board Bazar, Gazipur-1704. Bangladeshen_US
dc.description.abstractTo enhance the heat transfer rate the feature of a shell and tube heat exchanger was developed by considering the baffle spacing and baffle cut.The research in this project was carried by manual calculations and was performed for a cross-flow heat exchanger with water as tube side fluid and methyle alcohol as shell side fluid with four different numbers of baffle spacing and 35% of baffle cut. Shell and tube heat exchangers in their various construction modifications are probably the most widespread and commonly used basic heat exchanger configuration in the process industries. There are many modifications of the basic configuration which can be used to solve special problems. Baffles serve two functions: Most importantly, they support the tubes in the proper position during assembly and operation and prevent vibration of the tubes caused by flow-induced eddies,and secondly, they guide the shell-side flow back and forth across the tube field, increasing the velocity and the heat transfer coefficient. Our designed baffle spaces are : For case A: 380 mm For case B: 420 mm For case C: 470 mm For case D: 520 mm In this project we acquired sell side calculations using Kern method and after observing the shell side calculations,the overall heat transfer coefficient was decreased by 37.78% .en_US
dc.identifier.citation1. Incropera FP and Dewitt DP (2012) Fundamentals of Heat and Mass Transfer. [6th edtn] John Wiley & Sons. 2. Yang J and Oh SR (2014) Optimization of shell-and-tube heat exchangers using a general design approach motivated by constructal theory.International Journal of Heat and Mass Transfer 77: 1144-1154. 3. Thulukkanam K (2013) Heat Exchanger Design Handbook. CRC Press. 4. Gowthaman PS and Sathish S (2014) Analysis of Segmental and Helical Baffle in Shell and tube Heat Exchanger. Inpressco, International Journal of Current Engineering and Technology pp: 625-628. 5. Fundamentals of Heat Exchanger and Pressure Vessel Technology (Hemisphere, 1986). Gupta J.p. 6. McKetta, J. J. (Ed.) Heat Transfer Design Methods (Marcel Dekker, 1990). 7. Kakac, S., BmRGins, A. E. and MAVINGER, F. (Eds.) Heat Exchangers: thermal-hydraulic fundamentals and design (Hemisphere, 1981). 8. Cheremisinoff, N. R. (Ed.) Handbook ofHeat and Mass Transfer, 2 vols. (Gulf,1986). 9. Saunders, E. A. D. Heat Exchangers (Longman, 1988). 10. SCHLUNDER, E. U. (Ed.) Heat Exchanger Design Handbook 5 volumes with supplements (Hemisphere, 1983). 11. Ramesh KS and Dusan PS (2015) Fundamentals of Heat Exchanger Design. John Wiley & Sons.en_US
dc.identifier.urihttp://hdl.handle.net/123456789/1393
dc.language.isoenen_US
dc.publisherDepartment of Mechanical and Production Engineering (MPE),Islamic University of Technology(IUT), Board Bazar, Gazipur, Bangladeshen_US
dc.subjectShell and tube heat exchanger,design,bafflesen_US
dc.titleHeat transfer enhancement using different baffle Spacing arrangementen_US
dc.typeThesisen_US

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