Numerical study of heat transfer in multigap, parallel 45°-angled rib turbulators

References

• J. Park, S. Park, and P. M. Ligrani, “Effects of gap size for parallel 45 degree angled rib turbulators,” Int. J. Numer. Methods Heat Fluid Flow, vol. 26, no. 6, pp. 1768–1786, 2016. DOI: 10.1108/HFF-04-2015-0156.
   Web of Science ®Google Scholar
• J. E. Dees, D. G. Bogard, G. A. Ledezma, G. M. Laskowski, and A. K. Tolpadi, “Experimental measurements and computational predictions for an internally cooled simulated turbine vane,” J. Turbomachinery, vol. 134, no. 6, pp. 061003, 2012. DOI: 10.1115/1.4006280.
   Web of Science ®Google Scholar
• M. E. Taslim, T. Li, and D. M. Kercher, “Experimental heat transfer and friction in channels roughened with angled, V-shaped, and discrete ribs on two opposite walls,” J. Turbomachinery, vol. 118, no. 1, pp. 20–28, 1996. DOI: 10.1115/1.2836602.
   Web of Science ®Google Scholar
• P. M. Ligrani and G. I. Mahmood, “Spatially resolved heat transfer and friction factors in a rectangular channel with 45-deg angled crossed-rib turbulators,” J. Turbomachinery, vol. 125, no. 3, pp. 575–584, 2003. DOI: 10.1115/1.1565353.
   Web of Science ®Google Scholar
• S. Y. Won, G. I. Mahmood, and P. M. Ligrani, “Flow structure and local Nusselt number variations in a channel with angled crossed-rib turbulators,” Int. J. Heat Mass Transfer, vol. 46, no. 17, pp. 3153–3166, 2003. DOI: 10.1016/S0017-9310(03)00103-0.
   Web of Science ®Google Scholar
• S. Y. Won and P. M. Ligrani, “Comparisons of flow structure and local Nusselt numbers in channels with parallel- and crossed-rib turbulators,” Int. J. Heat Mass Transfer, vol. 47, no. 8-9, pp. 1573–1586, 2004. DOI: 10.1016/j.ijheatmasstransfer.2003.10.026.
   Web of Science ®Google Scholar
• S. Y. Won, N. K. Burgess, S. Peddicord, and P. M. Ligrani, “Spatially resolved surface heat transfer for parallel rib turbulators with 45 degree orientations including test surface conduction analysis,” ASME Transacations - J. Heat Transfer, vol. 126, no. 2, pp. 193–201, 2004. DOI: 10.1115/1.1668046.
   Web of Science ®Google Scholar
• J. Park, S. Park, and P. M. Ligrani, “Numerical predictions of detailed flow structural characteristics in a channel with angled rib turbulators,” J. Mech. Sci. Technol., vol. 29, no. 11, pp. 4981–4991, 2015. DOI: 10.1007/s12206-015-1046-5.
   Web of Science ®Google Scholar
• S. Skullong, C. Thianpong, and P. Promvonge, “Effects of rib size and arrangement on forced convective heat transfer in a solar air heater channel,” Heat Mass Transfer, vol. 51, no. 10, pp. 1475–1485, 2015. DOI: 10.1007/s00231-015-1515-5.
   Web of Science ®Google Scholar
• G. Xie, S. Zheng, W. Zhang, and B. Sundén, “A numerical study of flow structure and heat transfer in a square channel with ribs combined downstream half-size or same-size ribs,” Appl. Thermal Engin., vol. 61, no. 2, pp. 289–300, 2013. DOI: 10.1016/j.applthermaleng.2013.07.054.
   Web of Science ®Google Scholar
• G. Xie, X. Liu, H. Yan, and J. Qin, “Turbulent flow characteristics and heat transfer enhancement in a square channel with various crescent ribs on one wall,” Int. J. Heat Mass Transfer, vol. 115, pp. 283–295, 2017. DOI: 10.1016/j.ijheatmasstransfer.2017.07.012.
   Web of Science ®Google Scholar
• A. Kumar, R. P. Saini, and J. S. Saini, “Experimental investigation on heat transfer and fluid flow characteristics of air flow in a rectangular duct with Multi v-shaped rib with gap roughness on the heated plate,” Solar Energy, vol. 86, no. 6, pp. 1733–1749, 2012. DOI: 10.1016/j.solener.2012.03.014.
   Web of Science ®Google Scholar
• S. Singh, S. Chander, and J. S. Saini, “Investigations on thermo-hydraulic performance due to flow-attack-angle in V-down rib with gap in a rectangular duct of solar air heater,” Appl. Energy, vol. 97, pp. 907–912, 2012. DOI: 10.1016/j.apenergy.2011.11.090.
   Web of Science ®Google Scholar
• G. Xie, J. Liu, P. M. Ligrani, and B. Sunden, “Flow structure and heat transfer in a square passage with offset mid-truncated ribs,” Int. J. Heat Mass Transfer, vol. 71, pp. 44–56, 2014. DOI: 10.1016/j.ijheatmasstransfer.2013.12.005.
   Web of Science ®Google Scholar
• R. S. Gill, V. S. Hans, J. S. Saini, and S. Singh, “Investigation on performance enhancement due to staggered piece in a broken arc rib roughened solar air heater duct,” Renewable Energy, vol. 104, pp. 148–162, 2017. DOI: 10.1016/j.renene.2016.12.002.
   Web of Science ®Google Scholar
• R. Maithani and J. S. Saini, “Heat transfer and friction factor correlations for a solar air heater duct roughened artificially with V-ribs with symmetrical gaps,” Exper. Thermal Fluid Sci., vol. 70, pp. 220–227, 2016. DOI: 10.1016/j.expthermflusci.2015.09.010.
   Web of Science ®Google Scholar
• J. Liu, S. Hussain, J. Wang, L. Wang, G. Xie, and B. Sundén, “Heat transfer enhancement and turbulent flow in a high aspect ratio channel (4:1) with ribs of various truncation types and arrangements,” Int. J. Thermal Sci., vol. 123, pp. 99–116, 2018. DOI: 10.1016/j.ijthermalsci.2017.09.013.
   Web of Science ®Google Scholar
• J. Wang, J. Liu, L. Wang, B. Sundén, and S. Wang, “Numerical investigation of heat transfer and fluid flow in a rotating rectangular channel with variously shaped discrete ribs,” Appl. Thermal Engin., vol. 129, pp. 1369–1381, 2018. DOI: 10.1016/j.applthermaleng.2017.09.142.
   Web of Science ®Google Scholar
• P. M. Ligrani, M. M. Oliveira, and T. Blaskovich, “Comparison of heat transfer augmentation techniques,” J., AIAA Journal, vol. 41, no. 3, pp. 337–362, 2003. DOI: 10.2514/2.1964.
   Web of Science ®Google Scholar
• P. M. Ligrani, “Heat transfer augmentation technologies for internal cooling of turbine components of gas turbine engines,” Int. J. Rotating Machinery, vol. 2013, pp. 1–32, 2013. DOI: 10.1155/2013/275653.
   Google Scholar
• ANSYS. ANSYS Fluent V2F Turbulence Model Manual, 2013.
   Google Scholar
• D. Cokljat, S. E. Kim, G. Iaccarino, and P. A. Durbin, “A comparative assessment of the V2F model for recirculating flows,” 41st Aerospace Sciences Meeting and Exhibit, Reno, Nevada, USA, 2003. pp. 1–7. DOI: 10.2514/6.2003-765.
   Google Scholar
• P. A. Durbin, “Separated flow computations with the k- ε -v2 model,” AIAA J., vol. 33, no. 4, pp. 659–664, 1995. DOI: 10.2514/3.12628.
   Google Scholar
• A. Ooi, G. Iaccarino, P. A. Durbin, and M. Behnia, “Reynolds averaged simulation of flow and heat transfer in ribbed ducts,” Int. J. Heat Fluid Flow, vol. 23, no. 6, pp. 750–757, 2002. DOI: 10.1016/S0142-727X(02)00188-1.
   Web of Science ®Google Scholar
• J. C. Han, Y. M. Zhang, and C. P. Lee, “Augmented heat transfer in square channels with parallel, crossed, and v-shaped angled ribs,” J. Heat Transfer, vol. 113, no. 3, pp. 590–596, 1991. DOI: 10.1115/1.2910606.
   Web of Science ®Google Scholar