Characterization of the nonaerated flow region in a stepped spillway by PIV

Journal of Fluids Engineering, Transactions of the ASME

Volumn 128, Issue 6, 2006, Pages 1266-1273

  Amador, António ^a   Sánchez Juny, Martí ^b   Dolz, Josep ^b  

^a INSTITUTO POLITÉCNICO DE SETÚBAL   (Portugal)

^b UNIVERSITAT POLITÈCNICA DE CATALUNYA   (Spain)

Author keywords

Boundary layer; Flow characteristics; Skimming flow; Stepped spillway; Turbulence

Indexed keywords

BOUNDARY LAYERS; CONCRETE DAMS; FLOW OF FLUIDS; ROLLERS (MACHINE COMPONENTS); TURBULENCE; VELOCITY MEASUREMENT; WATER AERATION;

FLOW CHARACTERISTICS; ROLLER COMPACTED CONCRETE (RCC); SKIMMING FLOWS; STEPPED SPILLWAYS;

SPILLWAYS;

EID: 33751415957     PISSN: 00982202     EISSN: None     Source Type: Journal    
DOI: 10.1115/1.2354529     Document Type: Article

References (27)

1. Essery, I., and Horner, M., 1978, "The Hydraulic Design of Stepped Spillways," CIRIA Report No. 33, London, 2nd ed.
2. Chanson, H., 1995, Hydraulic Design of Stepped Cascades, Channels, Weirs and Spillways, Pergamon, Oxford.
3. Chanson, H., 2001, The Hydraulics of Stepped Chutes and Spillways, Swets & Zeitlinger, Lisse, The Netherlands.
4. Gonzalez, C., and Chanson, H., 2004, "Interactions Between Cavity Flow and Main Stream Skimming Flow: an Experimental Study," Can. J. Civ. Eng., 31, pp. 33-44.
5. Boes, R. M., and Hager, W., 2003, "Two-Phase Flow Characteristics of Stepped Spillways," J. Hydraul. Eng., 129(9), pp. 661-670.
6. Matos, J., 1999, "Air Entrapment and Energy Dissipation on Flow Over Stepped Spillways," Ph.D. thesis, Technical University of Lisbon, IST, Lisboa (in Portuguese).
7. Ohtsu, I., Yasuda, Y., and Takahashi, M., 2004, "Flow Characteristic of Skimming Flow in Stepped Channels," J. Hydraul. Eng., 130(9), pp. 860-869.
8. Ohtsu, I., and Yasuda, Y., 1997, "Characteristics of Flow Conditions on Stepped Channels," Proc. 27th IAHR Biennal Congress, San Francisco, Theme D, ASCE, New York, pp. 583-588.
9. Chanson, H., and Toombes, L., 2002, "Air Water Flows Down Stepped Chutes: Turbulence and Flow Structure Observations," Int. J. Multiphase Flow, 28, pp. 1737-1761.
10. Amador, A., Sánchez-Tembleque, F., Sánchez-Juny, M., Puertas, J., and Dolz, I., 2004, "Velocity and Pressure Field in Skimming Flow in Stepped Spill-ways," Hydraulics of Dams and River Structures, F. Yanzdandoost and J. Attari, eds., Taylor & Francis, London, pp. 279-286.
11. Westerweel, J., Dabiri, D., and Gharib, M., 1997, "The Effect of a Discrete Window Offset on the Accuracy of the Cross-Correlation Analysis of Digital PIV Recordings," Exp. Fluids, 23, pp. 20-28.
12. Keane, R., and Adrian, R., 1990, "Optimization of Particle Image Velocimeters Part I: Double Pulsed Systems," Meas. Sci. Technol., 1, pp. 1202-1215.
13. Westerweel, I., 1994, "Efficient Detection of Spurious Vectors in Particle Image Velocimetry," Exp. Fluids, 16, pp. 236-247.
14. Freek, C., Sousa, J., Hentschel, W., and Merzkirch, W., 1999, "On the Accuracy of a MJPEG-Based Digital Compression PIV-System," Exp. Fluids, 27, pp. 310-320.
15. Rajaratnam, N., 1990, "Skimming Flow in Stepped Spillways," J. Hydraul. Eng., 116, pp. 587-591.
16. U.S. Bureau of Reclamation, 1977, Hydraulic Design Criteria-Sheet 111-18 to 111-18/5, Corps of Engineers, USA.
17. Pope, S., 2000, Turbulent Flows, Cambridge University Press, Cambridge, England.
18. Djenidi, L., Elavarasan, R., and Antonia, R., 1999, "The Turbulent Boundary Layer Over Transverse Square Cavities," J. Fluid Mech., 395, pp. 271-294.
19. Cain, P., 1978, "Measurements Within Self-Aerated Flow on a Large Spillway," Ph.D. thesis, University of Canterbury, New Zealand.
20. Chanson, H., 1989, "Flow Downstream of an Aerator: Aerator Spacing," J. Hydraul. Res., 27(4), pp. 519-536.
21. Adrian, R., Christensen, K., and Liu, Z., 2000, "Analysis and Interpretation of Instantaneous Turbulent Velocity Fields," Exp. Fluids, 29, pp. 275-290.
22. Sousa, J., and Pereira, I., 2002, "DPIV Study of the Effect of a Gabble Roof on the Flow Structure Around a Surface-Mounted Cubic Obstacle," Exp. Fluids, 37, pp. 409-418.
23. Nezu, I., and Nakagawa, 1993, Turbulence in Open-Channel Flows, Balkema, Leiden, The Netherlands, IAHR Monograph Series.
24. Willmarth, W., and Lu, S., 1972, "Structure of the Reynolds Stress Near the Wall," J. Fluid Mech., 55, pp. 65-92.
25. Cellino, M., and Lemmin, U., 2004, "Influence of Coherent Flow Structures on the Dynamics of Suspended Sediment Transport in Open-Channel Flow," J. Hydraul. Eng., 130(11), pp. 1077-1088.
26. Belanger, T., and Roy, A., 1998, "Effects of a Pebble Cluster on the Turbulent Structure of a Depth-Limited Flow in a Gravel-Bed River," Geomorphology, 25, pp. 249-267.
27. Townes, H., and Sabersky, R., 1966, "Experiments on the Flow Over a Rough Surface," Int. J. Heat Mass Transfer, 9, pp. 729-738.