UNSTEADY AERODYNAMICS, AEROACOUSTICS AND AEROELASTICITY OF TURBOMACHINES Episode 1 doc

... exclusive use by the purchaser of the work. Printed in the Netherlands. ISBN -10 1- 4020-4267 -1 (HB) www.springer.com Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines Edited by KENNETH ... suitable for sensitivity and parameter studies, that are often needed during the preliminary design. 31 Unsteady Aerodynamics, Aeroacoustics and Aeroe...

Ngày tải lên: 12/08/2014, 08:22

... number of studies exist. Bear- man and Mullarkey, 19 94, studied the lateral gust response of a family of bluff 95 Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, 95 10 6. ... edges of No .1 and No.3 blades were oscillated and those of No.2 and No.4 blades were not oscillated. Figure 13 shows the time history of the displacement a...

Ngày tải lên: 12/08/2014, 08:22

... Journal of Flu- ids and Structures, 17 (8) :11 61- 118 0. STUDY OF SHOCK MOVEMENT AND UNSTEADY PRESSURE ON 2D GENERIC MODEL Davy Allegret-Bourdon Chair of Heat and Power Technology Royal Institute of Technology, ... (Hz) 0 5.0 70.0 10 1.7 230 .1 448.9 600.0 Reduced frequencies κ =2πf/V ∞ 0 0 .18 5 2.59 3.755 8.5 16 .58 22 .16 Phase angle σ 1 = 360 ◦ /22 Frequencies f (H...

Ngày tải lên: 12/08/2014, 08:22

... Q ∗(n +1) = Q ∗(4) , α k,k =1, 4 =( 1 4 , 1 3 , 1 2 , 1) and R (q 1) V = 6  i =1 F (q 1) N Σi −VT (0) V and F (q 1) = F (q 1) c + F (q 1) d + D (0) In these formulae, ∆t and ∆t ∗ denote the physical and ... bandwidth of 20kHz and a resolution of +/-0.01mm. Time- Test facility composition and optical access Study of Shock Movement and Unsteady Pressure on 2...

Ngày tải lên: 12/08/2014, 08:22

... frequency 10 0Hz 500Hz 10 00Hz 10 0Hz 500Hz 10 00Hz (Based on L bum p = 18 4mm)(Basedonδ BL =7mm) k 1 0.5 2.5 5 0. 019 0.095 0 .19 k 2 0.46 1. 16 2.33 0. 017 0.044 0.089 NB:k i = 2πfL U i with U 1 = 2 31. 2m/s ... No 985 (19 91) ; 19 92 [8] Ferrand P., Atassi H.M., Aubert S. Unsteady flow amplification produced by upstream or downstream disturbances AGARD, CP 5 71, January 19 96,...

Ngày tải lên: 12/08/2014, 08:22

... et al., 19 92, Shang et al., 19 95] and numerical [Rai and Dring, 19 90, Krouthen and Giles, 19 88, Taka- hashi and Ni, 19 91, Shang and Epstein, 19 96, Dorney et al., 2000, Dorney et al., 19 99] results ... through combustion inside the turbine. Journal of Propulsion and Power, 15 (1) :11 1 11 8. Stabe, R. G., Whitney, W. J., and Moffitt, T. P. (19 84). Performance of...

Ngày tải lên: 12/08/2014, 08:22

... number of studies exist. Bear- man and Mullarkey, 19 94, studied the lateral gust response of a family of bluff 95 Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, 95 10 6. ... edges of No .1 and No.3 blades were oscillated and those of No.2 and No.4 blades were not oscillated. Figure 13 shows the time history of the displacement a...

Ngày tải lên: 28/03/2014, 18:20

... suitable for sensitivity and parameter studies, that are often needed during the preliminary design. 31 Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, 31 40. © 2006 Springer. ... Holmes, D.,G., and, Chuang, H.A., 19 91, “2D linearized harmonic Euler flow analysis for flutter and forced response”, Unsteady Aerodynamics Aeroacoustics and Aer...

Ngày tải lên: 27/06/2014, 08:20

... 0.03 and 0 .17 , while for the Case 1 those values are lying between 0.02 and 0 .11 . Vibration Amplitude Distribution Influence 25 Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines Edited ... suitable for sensitivity and parameter studies, that are often needed during the preliminary design. 31 Unsteady Aerodynamics, Aeroacoustics and Ae...

Ngày tải lên: 27/06/2014, 18:20

... suitable for sensitivity and parameter studies, that are often needed during the preliminary design. 31 Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, 31 40. © 2006 Springer. ... Holmes, D.,G., and, Chuang, H.A., 19 91, “2D linearized harmonic Euler flow analysis for flutter and forced response”, Unsteady Aerodynamics Aeroacoustics and Aer...

Ngày tải lên: 27/06/2014, 05:20