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TECHNICAL PAPERS

Mistuning Identification of Bladed Disks Using a Fundamental Mistuning Model—Part II: Application

[+] Author and Article Information
D. M. Feiner, J. H. Griffin

Department of Mechanical Engineering, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA 15213

J. Turbomach 126(1), 159-165 (Mar 26, 2004) (7 pages) doi:10.1115/1.1643914 History: Received December 01, 2002; Revised March 01, 2003; Online March 26, 2004
Copyright © 2004 by ASME
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References

Figures

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One of two nominally identical test compressors
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Natural frequencies of compressor with no mistuning
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Representative transfer function from compressor SN-1
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Comparison of mistuning from FMM ID with benchmark results for SN-1
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Comparison of tuned system frequencies from FMM ID and FEM for SN-1
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Comparison of mistuning from FMM ID with benchmark results for SN-1
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Comparison of mistuning from FMM ID with benchmark results for SN-3
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Comparison of tuned system frequencies from FMM ID and FEM for SN-3
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Comparison of mistuning from FMM ID with benchmark results for torsion modes, (a) SN-1, (b) SN-3
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Comparison of tuned system frequencies from FMM ID and FEM for torsion modes
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Comparison of FMM based forced response with experimental data, (a) FMM, (b) experiment
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Relative blade amplitudes at forced response resonance, (a) Resonance 1, (b) Resonance 2
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CDF of peak blade amplitude for a nominally tuned and nominally mistuned compressor
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Mean and standard deviation of each sector’s mistuning for a nominally mistuned compressor

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