Thermal performance improvement of shell and helical coil heat exchanger

dc.contributor.authorAbed, Tareq H.
dc.date.accessioned2022-05-17T07:38:47Z
dc.date.available2022-05-17T07:38:47Z
dc.date.issued2021en_US
dc.date.submitted2021
dc.departmentEnstitüler, Lisansüstü Eğitim Enstitüsü, Makine Mühendisliği Ana Bilim Dalıen_US
dc.description.abstractNowadays, energy consumption increases so it is necessary to enhance the efficiency and performance of heat energy transition. The effects of perforated twisted tape on heat transfer factor, effectiveness, Nusselt number, and pressure drop are studied numerically. Modeling of HE with the perforated twisted tape is applied where finite volume manner is utilized to perform the setup and complete the solution. Validation of numerical results and experimental previous results is done and there is an excessive settlement between the numerical and experimental results. The range of Res is from 3800 to 18000. The results indicated that the U rises with the rise of Re where the perforated twisted tape achieves the extreme improvement of heat transfer coefficient achieving the numbers from 965 to 1250 W/m2K. The perforated twisted tape has the highest ratio of enhancing Nu following the numbers from 65 to 115 and this can be explained as the velocity rises, the turbulence level increases. HE effectiveness increases with the growth of Re where the perforated twisted tape attained the supreme enhancement of effectiveness reaching the numbers from 0.35 to 0.85. It is indicated that the twisted tape configuration has the maximum ratio of ΔP increase as the complicity of twisted tape rise the ΔP. Contours and streamlines of hot and cold water cross the HE explains the distributions of temperature, velocity, and pressure.en_US
dc.identifier.citationAbed, T. H. (2021). Thermal performance improvement of shell and helical coil heat exchanger (Yayınlanmış yüksek lisans tezi). Altınbaş Üniversitesi, Lisansüstü Eğitim Enstitüsü, İstanbul.en_US
dc.identifier.urihttps://hdl.handle.net/20.500.12939/2449
dc.identifier.yoktezid697254
dc.institutionauthorAbed, Tareq H.
dc.language.isoen
dc.publisherAltınbaş Üniversitesien_US
dc.relation.publicationcategoryTezen_US
dc.rightsinfo:eu-repo/semantics/closedAccessen_US
dc.subjectHEen_US
dc.subjectPerforated Twisted Tapeen_US
dc.subjectThermal Performanceen_US
dc.subjectHelical Coilen_US
dc.titleThermal performance improvement of shell and helical coil heat exchanger
dc.typeMaster Thesis

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