Computationally fast harmonic balance methods for unsteady aerodynamic predictions of helicopter rotors

DOI10.1016/J.JCP.2008.02.028zbMath1388.76245OpenAlexW2005799355MaRDI QIDQ939486

Kenneth C. Hall, Kivanc Ekici, Earl. H. Dowell

Publication date: 22 August 2008

Published in: Journal of Computational Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jcp.2008.02.028

zbMATH Keywords

unsteady aerodynamicscomputational fluid dynamicsharmonic balance techniquefrequency-domain methodshelicopter rotors

Mathematics Subject Classification ID

General aerodynamics and subsonic flows (76G25)

Related Items (12)

Implicit solution of harmonic balance equation system using the LU-SGS method and one-step Jacobi/Gauss-Seidel iteration ⋮ Load balance and parallel I/O: optimising COSA for large simulations ⋮ Supplemental-frequency harmonic balance: a new approach for modeling aperiodic aerodynamic response ⋮ The harmonic balance method for bifurcation analysis of large-scale nonlinear mechanical systems ⋮ Time-harmonic Navier-Stokes computations of forced shock-wave oscillations in a transonic nozzle ⋮ Fourier time spectral method for subsonic and transonic flows ⋮ Harmonic balance methods applied to computational fluid dynamics problems ⋮ Resolution of Gibbs phenomenon using a modified pseudo-spectral operator in harmonic balance CFD solvers ⋮ A time domain collocation method for studying the aeroelasticity of a two dimensional airfoil with a structural nonlinearity ⋮ Adjoint-based fluid dynamic design optimization in quasi-periodic unsteady flow problems using a harmonic balance method ⋮ Investigation of various solution strategies for the time-spectral method for incompressible, viscous flows ⋮ Modeling periodic and non-periodic response of dynamical systems using an efficient Chebyshev-based time-spectral approach

Uses Software

• TURNS

Cites Work

• An unsteady multiblock multigrid scheme for lifting forward flight rotor simulation
• Parallel universal approach to mesh motion and application to rotors in forward flight
• A Multiple-Grid Scheme for Solving the Euler Equations
• Flowfield of a lifting rotor in hover - A Navier-Stokes simulation
• A framework for CFD analysis of helicopter rotors in hover and forward flight

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