Numerical and Experiment Investigation of the Friction Coefficient in Gas Turbine Impeller Dovetail Joints

Numerical and Experiment Investigation of the Friction Coefficient in Gas Turbine Impeller Dovetail Joints

This paper proposes a numerical and experimental approach for determining the friction coefficient in gas turbine impeller dovetail joints. The approach involves comparing the results of numerical simulation of the impeller rotation at different friction coefficients and the experiment data from str...

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Veröffentlicht in:Russian aeronautics 2019-07, Vol.62 (3), p.381-386
Hauptverfasser: Sapron, D. V., Gukasyan, S. G., Mezentsev, M. A.
Format: Artikel
Sprache:eng
Schlagworte:
Automotive Engineering
Coefficient of friction
Computer simulation
Engineering
Friction
Gas turbines
Impellers
Strain gauges
Structural Mechanics and Strength of Flight Vehicles
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Beschreibung
Zusammenfassung:This paper proposes a numerical and experimental approach for determining the friction coefficient in gas turbine impeller dovetail joints. The approach involves comparing the results of numerical simulation of the impeller rotation at different friction coefficients and the experiment data from strain-gauge measurement of the structure characteristic areas.
ISSN:1068-7998
1934-7901
DOI:10.3103/S1068799819030048