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Numerical investigation of rectangular-cut twisted tape insert on performance improvement of heat exchangers

Nakhchi, M. E ; Sharif University of Technology | 2019

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  1. Type of Document: Article
  2. DOI: 10.1016/j.ijthermalsci.2018.12.039
  3. Publisher: Elsevier Masson SAS , 2019
  4. Abstract:
  5. A numerical analysis has been performed to investigate the flow structure and thermal hydraulic performance of turbulent flow through circular tube equipped with twisted tapes with different cut shapes. The geometries of cuts are rectangular with different cut ratios 0.25
  6. Keywords:
  7. Cut ratio ; Heat transfer ; Rectangular-cut twisted tape ; Turbulent flow ; Drops ; Pressure drop ; Reynolds number ; Heat transfer and friction factors ; Heat transfer and pressure drop ; Numerical investigations ; Thermal Performance ; Thermal-hydraulic performance ; Three dimensional simulations ; Twisted tapes ; Heat exchangers
  8. Source: International Journal of Thermal Sciences ; Volume 138 , 2019 , Pages 75-83 ; 12900729 (ISSN)
  9. URL: https://www.sciencedirect.com/science/article/abs/pii/S1290072918315588