QIN You-guo. THE FINITE ELEMENT FORMULA OF SOUND FIELD BY THE WEIGHTED RESIDUAL METHOD[J]. ACTA ACUSTICA, 1982, 7(6): 387-391. DOI: 10.15949/j.cnki.0371-0025.1982.06.007
Citation:
QIN You-guo. THE FINITE ELEMENT FORMULA OF SOUND FIELD BY THE WEIGHTED RESIDUAL METHOD[J]. ACTA ACUSTICA, 1982, 7(6): 387-391. DOI: 10.15949/j.cnki.0371-0025.1982.06.007
QIN You-guo. THE FINITE ELEMENT FORMULA OF SOUND FIELD BY THE WEIGHTED RESIDUAL METHOD[J]. ACTA ACUSTICA, 1982, 7(6): 387-391. DOI: 10.15949/j.cnki.0371-0025.1982.06.007
Citation:
QIN You-guo. THE FINITE ELEMENT FORMULA OF SOUND FIELD BY THE WEIGHTED RESIDUAL METHOD[J]. ACTA ACUSTICA, 1982, 7(6): 387-391. DOI: 10.15949/j.cnki.0371-0025.1982.06.007
The finite element formula of sound field, in which there are sound sources and of which the boundary is non-rigid and absorbent, can be worked out by the weighted residual method. The formulae of characteristic value problem of sound field, which has been deduced using variational method[1], may be taken as a particular case.