A finite element for vibration analysis of twisted blades based on beam theory

DOI10.2514/3.8831zbMath0563.73058OpenAlexW2106082435MaRDI QIDQ3677288

Anthony Chang, Fernando Sisto

Publication date: 1984

Published in: AIAA Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2514/3.8831

zbMATH Keywords

examplesstructural stiffness matrixproper displacement functionsmatrix displacement methodaccurate prediction of vibration frequenciesdiscretizing beam segmentseffect of rotor blade rotational motionmodest number of degrees of freedompotential and kinetic energy functionspretwisted rotating bladesstiffness and mass properties

Mathematics Subject Classification ID

Rods (beams, columns, shafts, arches, rings, etc.) (74K10) Vibrations in dynamical problems in solid mechanics (74H45) Finite element methods applied to problems in solid mechanics (74S05)

Related Items (2)

Natural frequencies of rotating twisted beams: a perturbation method based approach ⋮ DYNAMICS AND BUCKLING OF THIN PRE-TWISTED BEAMS UNDER AXIAL LOAD AND TORQUE

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