Experimental and numerical investigation of the influence of rotor blades on hot gas ingestion into the upstream cavity of an axial turbine stage

Proceedings of the ASME Turbo Expo

Volumn 3, Issue , 2000, Pages

  Bohn, Dieter ^a   Rudzlnskl, Bernd ^a   Sürken, Norbert ^a   Gärtner, Wolfgang ^b  

^a RWTH AACHEN UNIVERSITY   (Germany)

^b MTU AERO ENGINES GMBH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

CARBON DIOXIDE; COMPUTATIONAL FLUID DYNAMICS; EFFICIENCY; GAS TURBINES; GASES; HEAT TRANSFER; INGESTION (ENGINES); REYNOLDS NUMBER; ROTORS; ROTORS (WINDINGS); SEALS; STATORS; TURBINES; TURBOMACHINE BLADES;

EFFICIENCY INCREASE; EFFICIENCY MEASUREMENT; HOT GAS INGESTION; NOZZLE GUIDE VANES; NUMERICAL INVESTIGATIONS; STATIC PRESSURE DISTRIBUTIONS; STEADY CALCULATIONS; TURBINE ROTOR BLADE;

TURBINE COMPONENTS;

EID: 84955099233     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/2000-GT-0284     Document Type: Conference Paper

References (15)

1. Bayley, F, J., and Owen, J.M, (1970), "The Fluid Dynamics Of A Shrouded Disc System With A Radial Outflow Of Coolant", J. of Eng. Power, Vol.92, p.35.
2. Bhavnani, S.H., Khilnani, V.I., Tsai, L-C., Khodadadi, J.M., and Goodling, J.S. (1992), "Effective Sealing Of A Disk Cavity Using A Double-Toothed Rim Seal", ASME Paper No.92-GT-379.
3. Bonn, D., Johann, E., and Krtiger, U. (1995), "Experimental And Numerical Investigations Of Aerodynamic Aspects Of Hot Gas Ingestion In Rotor-Stator Systems With Superimposed Cooling Mass Flow", ASME Paper No.95-GT-143.
4. Bohn, D., Rudzinski, B., Siirken, N. and Gartner, W. (1999), "Influence Of Rim Seal Geometry On Hot Gas Ingestion Into The Upstream Cavity Of An Axial Turbine Stage", ASME Paper No.99-GT-248.
5. Chew, J. W., Green, T., and Turner, A. B. (1994), "Rim Sealing Of Rotor-Stator Wheelspaces In The Presence Of External Flow", ASME Paper No.94-GT-126.
6. Dadkhah, S., Turner, A.B., and Chew, J.W. (1991), "Performance Of Radial Clearance Rim Seals In Upstream Rotor-Stator Wheelspaces", ASME Paper No.91-GT-32.
7. Green, T., and Turner, A. B. (1992), "Ingestion Into The Wheelspace Of An Axial Turbine Stage", ASME Paper No.92-GT-303.
8. Hamabe, K., and Ishida, K. (1992), "Rim Seal Experiments And Analysis Of A Rotor-Stator System With Nonaxissymmetl'ic Main Flow", ASME Paper No.92-GT-160
9. Johnson, B.V., Mack, G.J., Paolillo, R.E., and Daniels, W.A. (1994), "Turbine Rim Seal Gas Path Flow Ingestion Mechanisms", AIAA Paper 94,-2703.
10. Ko, S. H.; and Rhode, D. L. (1992), "Thermal Details In A Rotor-Stator Cavity At Engine Conditions With A Mainstream", ASME Journal of Turbomaehinery, Vol.114, pp. 4.46453.
11. Ko, S. H., Rhode, D. L., and Guo, Z. (1993), "Computed Effects Of Rim Seal Clearance And Cavity Width On Thermal Distributions", ASME Paper No.93-GT-419.
12. Phadke, U.P., Owen, J.M. (1983), "An Investigation Of Ingress for an "Air Cooled" Shrouded Rotating Disk System With Radial Clearance Seals", J. of Eng. Power, Vol.105, p.178, Hemisphere, Washington.
13. Phadke; U.P., Owen, J.M. (1986a), "Aerodynamic Aspects Of The Sealing Of Gas-Turbine Rotor-Stator Systems, Part 1: The Behaviour Of Simple Shrouded Rotating-Disk Systems In A Quiescent Environment", Int. J. Heat and Fluid Flow, Vol.9, No.2.
14. Phadke, U.P., Owen, J.M. (1986b), "Aerodynamic Aspects Of The Sealing Of Gas-Turbine Rotor-Stator Systems, Part 2: The Performance Of Simple Seals In A Quasi-Axissymmetric External Flow", Int. J. Heat and Fluid Flow, Vol.9, No.2.
15. Phadke, U.P., Owen, J.M. (1986e), "Aerodynamic Aspects Of The Sealing Of Gas-Turbine Rotor-Stator Systems, Part 3: The Effect Of Non-Axissymmetric External Flow On Seal Performance", Int. J. Heat and Fluid Flow, Vol.9, No.2.