Time-dependent wave envelope finite difference analysis of sound propagation

DOI10.2514/3.9219zbMath0587.76132OpenAlexW1974417157MaRDI QIDQ3714774

Kenneth J. Baumeister

Publication date: 1986

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

Full work available at URL: http://hdl.handle.net/2060/19840024048

zbMATH Keywords

boundary conditionsanalytical resultsnumber of grid pointssound propagation without steady flowstability requirementsstraight hard-wall ducttransient finite difference wave envelope formulationtwo-dimensional, straight soft-wall ductwave envelope transient wave equation

Mathematics Subject Classification ID

Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Hydro- and aero-acoustics (76Q05) Basic methods in fluid mechanics (76M99)

Related Items (3)

Wave envelope technique for multimode wave guide problems ⋮ On a class of damped Morozov principles ⋮ Phase reduction models for improving the accuracy of the finite element solution of time-harmonic scattering problems. I: General approach and low-order models

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