Effect of modification to tongue and impeller geometry on unsteady flow, pressure fluctuations, and noise in a centrifugal pump

Journal of Turbomachinery

Volumn 119, Issue 3, 1997, Pages 506-515

  Dong, R ^a   Chu, S ^a   Katz, J ^a  

^a Johns Hopkins University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC NOISE; FLOW INTERACTIONS; MODIFICATION; PRESSURE MEASUREMENT; ROTORS; UNSTEADY FLOW; WAKES;

PRESSURE FLUCTUATIONS;

CENTRIFUGAL PUMPS;

IMPELLERS; PARTICLE IMAGE VELOCIMETRY; PUMPS-CENTRIFUGAL; UNSTEADY FLOW;

EID: 0031191102     PISSN: 0889504X     EISSN: 15288900     Source Type: Journal    
DOI: 10.1115/1.2841152     Document Type: Article

References (10)

1. Chu, S., Dong, R., and Katz, J., 1993, “Unsteady Flow, Pressure Fluctuation and Noise Associated With the Blade-Tongue Interaction in a Centrifugal Pump,” presented at the Symposium on Flow Noise Modeling, Measurement and Control, ASME Winter Annual Meeting, New Orleans, LA, Nov. 28-Dec. 3.
2. Chu, S., Dong, R., and Katz, J., 1995a, “Relationship Between Unsteady Flow, Pressure Fluctuations and Noise in a Centrifugal Pump. Part A: Use of PIV Data to Compute the Pressure Field,” ASME Journal of Fluids Engineering, Vol. 117, No. 1.
3. Chu, S., Dong, R., and Katz, J., 1995b, “Relationship Between Unsteady Flow, Pressure Fluctuations and Noise in a Centrifugal Pump. Part B: Effect of Blade-Tongue Interaction,” ASME Journal of Fluids Engineering, Vol. 117, No. 1.
4. Cumpsty, N. A., 1989, Compressor Aerodynamics, Longman Scientific & Technical, England.
5. Dean, R. C., and Senoo, Y., 1960, “Rotating Wake in Vaneless Diffusers,” ASME Journal of Basic Engineering, Vol. 82, No. 3, pp. 563-574.
6. Dong, R., Chu, S., and Katz, J., 1992a, “Quantitative Visualization of the Flow Within the Volute of a Centrifugal Pump. Part A: Technique,” ASME Journal of Fluids Engineering, Vol. 114, No. 3, pp. 390-395.
7. Dong, R., Chu, S., and Katz, J., 1992b, “Quantitative Visualization of the Flow Within the Volute of a Centrifugal Pump. Part B: Results,” ASME Journal of Fluids Engineering, Vol. 114, No. 3, pp. 396-403.
8. Eckardt, D., 1975, “Instantaneous Measurements in the Jet/Wake Discharge Flow of a Centrifugal Compressor Impeller,” ASME Journal of Engineering for Power, Vol. 97, No. 3, pp. 337-346.
9. Hamkins, C. P., and Flack, R. D., 1987, “Laser Velocimeter Measurements in Shrouded and Unshrouded Radial Flow Pump Impeller,” ASME Journal of Turbomachinery, Vol. 109, pp. 70-76.
10. Hira, D. S., and Vasandani, V. P., 1975, “Influence of Volute Tongue Length and Angle on the Pump Performance,” Journal of Mechanical Engineering (Indian), Vol. 56, pp. 55-59