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International Journal of Rotating Machinery
Volume 2012, Article ID 103583, 10 pages
http://dx.doi.org/10.1155/2012/103583
Research Article

Aerothermal Analysis of a Turbine Casing Impingement Cooling System

Energy Engineering Department “S. Stecco”, University of Florence, Street S. Marta 3, 50139 Florence, Italy

Received 19 July 2012; Revised 28 September 2012; Accepted 30 September 2012

Academic Editor: N. Sitaram

Copyright © 2012 Riccardo Da Soghe et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. J. C. Han, J. S. Park, and C. K. Lei, “Heat transfer enhancement in channels with turbulence promoters,” Journal of Engineering for Gas Turbines and Power, vol. 107, no. 3, pp. 628–635, 1985. View at Google Scholar · View at Scopus
  2. J. F. Justak and C. Doux, “Self-acting clearance control for turbine blade outer air seals,” in Proceedings of ASME Turbo Expo (GT2009-59683), pp. 1229–1237, June 2009. View at Scopus
  3. E. Halila, D. Lenahan, and T. Thomas, High Pressure Turbine Test Hardware, NASA CR-167955, 1982.
  4. B. Beck and W. Fasching, CF6 Jet Engine Performance Improvement—Low Pressure Turbine Active Clearance Control, NASA CR-165557, 1982.
  5. F. Ahmed, B. Weigand, and K. Meier, “Heat transfer and pressure drop characteristics for a turbine casing impingement cooling system,” in Proceedings of the ASME International Heat Transfer Conference, IHTC14-22817, vol. 5, Washington, DC, USA, August 2010.
  6. F. Ahmed, R. Tucholke, B. Weigand, and K. Meier, “Numerical investigation of heat transfer and pressure drop characteristics for different hole geometries of a turbine casing impingement cooling system,” in Proceedings of ASME Turbo Expo, GT2011-45251, pp. 1095–1108, Vancouver, BC, Canada, 2011.
  7. A. H. Lefebvre, Gas Turbine Combustion, Taylor & Francis, 1998.
  8. N. Hay and D. Lampard, “The discharge coefficient of flared film cooling holes,” in Proceedings of ASME Turbo Expo, 95-GT-15, June 1995.
  9. A. Andreini and R. DaSoghe, “Numerical characterization of aerodynamic losses of jet arrays for gas turbine applications,” Journal of Engineering for Gas Turbine and Power, vol. 134, no. 5, article 052504, 8 pages, 2012. View at Publisher · View at Google Scholar
  10. M. Gritsch, A. Schulz, and S. Wittig, “Method for correlating discharge coefficients of film-cooling holes,” AIAA Journal, vol. 36, no. 6, pp. 976–980, 1998. View at Google Scholar · View at Scopus
  11. M. Gritsch, A. Schulz, and S. Witting, “Effect of internal coolant crossflow orientation on the discharge coefficient of shaped film cooling holes,” in Proceedings of ASME Turbo Expo, 99-GT-40, 1999.
  12. D. A. Rowbury, M. L. G. Oldfield, and G. D. Lock, “A method for correlating the influence of external crossflowon the discharge coefficients of film cooling holes,” Journal of Turbomachinery, vol. 123, no. 2, pp. 258–265, 2001. View at Publisher · View at Google Scholar · View at Scopus
  13. A. Schulz, M. Gritsch, and S. Wittig, “Effect of crossflows on the discharge coefficient of film cooling holes with varying angles of inclination,” in Proceedings of ASME Turbo Expo, 2001-GT-0134, 2001.
  14. B. Facchini, F. Maiuolo, L. Tarchi, and D. Coutandin, “Heat transfer and effectiveness evaluation of multiple impingement jet arrays for an active clearance control system,” ISAIF (ISAIF10-58), 2010. View at Google Scholar
  15. H. Martin, “Heat and mass transfer between impinging gas jets and solid surfaces,” Advances in Heat Transfer, vol. 13, pp. 1–60, 1977. View at Publisher · View at Google Scholar · View at Scopus
  16. J. C. Han, S. Dutta, and S. V. Ekkad, Gas Turbine Heat Transfer and Cooling Technology, Taylor & Francis, 1st edition, 2000.
  17. R. DaSoghe, B. Facchini, F. Maiuolo, M. Micio, and L. Tarchi, “Discharge coefficient characterization of jet array impingement holes for an active clearance control system,” in Proceedings of the 9th ETC Conference, vol. 252, Istanbul, Turkey, March 2011.
  18. R. DaSoghe and A. Andreini, “Numerical characterization of pressure drop for turbine casing impingement cooling system,” in Proceedings of ASME Turbo Expo, GT2012-68787, 2012.
  19. L. W. Florschuetz, C. R. Truman, and D. E. Metzger, “Streamwise flow and heat transfer distributions for jet array impingement with crossflow,” Journal of Heat Transfer, vol. 103, no. 2, pp. 337–342, 1981. View at Google Scholar · View at Scopus