TECHNICAL PAPERS: Gas Turbines: Combustion and Fuels

On the Use of Helmholtz Resonators for Damping Acoustic Pulsations in Industrial Gas Turbines

[+] Author and Article Information
V. Bellucci, P. Flohr

ALSTOM (Switzerland) Ltd., Im Segelhof 1, CH-5405 Baden-Dättwil, Switzerland

C. O. Paschereit

Technical University of Berlin, D-10623 Berlin, Germanye-mail: oliver.paschereit@tu-berlin.de

F. Magni

ALSTOM (Switzerland) Ltd., Haselstrasse 16, CH-5401 Baden, Switzerlande-mail: fulvio.magni@power.alstom.com

J. Eng. Gas Turbines Power 126(2), 271-275 (Jun 07, 2004) (5 pages) doi:10.1115/1.1473152 History: Received December 01, 2000; Revised March 01, 2001; Online June 07, 2004
Copyright © 2002 by ASME
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Grahic Jump Location
g(x)-function of nonlinear pressure loss
Grahic Jump Location
Relative attenuation for Case A
Grahic Jump Location
Combustor eigenmode at St=0.6
Grahic Jump Location
Measured versus computed pressure spectrum without resonators
Grahic Jump Location
Measured versus computed pressure spectrum with resonators




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