Optimization of realistic loudspeaker models with respect to basic response characteristics

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedings – Annual report year: 2019Researchpeer-review

Standard

Optimization of realistic loudspeaker models with respect to basic response characteristics. / Nielsen, Daniel Gert; Agerkvist, Finn T.; Jensen, Jakob Søndergaard.

Proceedings of 23rd International Congress on Acoustics. German Acoustical Society (DEGA), 2019.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedings – Annual report year: 2019Researchpeer-review

Harvard

Nielsen, DG, Agerkvist, FT & Jensen, JS 2019, Optimization of realistic loudspeaker models with respect to basic response characteristics. in Proceedings of 23rd International Congress on Acoustics. German Acoustical Society (DEGA), 23rd International Congress on Acoustics , Aachen , Germany, 09/09/2019.

APA

Nielsen, D. G., Agerkvist, F. T., & Jensen, J. S. (2019). Optimization of realistic loudspeaker models with respect to basic response characteristics. In Proceedings of 23rd International Congress on Acoustics German Acoustical Society (DEGA).

CBE

Nielsen DG, Agerkvist FT, Jensen JS. 2019. Optimization of realistic loudspeaker models with respect to basic response characteristics. In Proceedings of 23rd International Congress on Acoustics. German Acoustical Society (DEGA).

MLA

Vancouver

Nielsen DG, Agerkvist FT, Jensen JS. Optimization of realistic loudspeaker models with respect to basic response characteristics. In Proceedings of 23rd International Congress on Acoustics. German Acoustical Society (DEGA). 2019

Author

Bibtex

@inproceedings{992d570a9a174c7f88d501ea8384e742,
title = "Optimization of realistic loudspeaker models with respect to basic response characteristics",
abstract = "A numerical model for optimization of loudspeakers mounted in infinite baffles is presented in this paper. The optimization is carried out by using objective functions based on basic response characteristics for loudspeakers such as the on axis frequency response. In-order to create a realistic model of the speaker we include theexcitation of the speaker from the motor system. The interaction between acoustic medium and structure is modelled with the finite element method. As most loudspeaker drivers are nearly symmetric, the presented model is a 2D axisymmetric finite element model. The exterior domain is modelled with perfectly matchedlayers, which ensure free-field radiation conditions. Optimized designs for a selection of objective functions are presented and discussed.",
keywords = "Optimization, FEM, Loudspeaker, Materials",
author = "Nielsen, {Daniel Gert} and Agerkvist, {Finn T.} and Jensen, {Jakob S{\o}ndergaard}",
year = "2019",
language = "English",
booktitle = "Proceedings of 23rd International Congress on Acoustics",
publisher = "German Acoustical Society (DEGA)",

}

RIS

TY - GEN

T1 - Optimization of realistic loudspeaker models with respect to basic response characteristics

AU - Nielsen, Daniel Gert

AU - Agerkvist, Finn T.

AU - Jensen, Jakob Søndergaard

PY - 2019

Y1 - 2019

N2 - A numerical model for optimization of loudspeakers mounted in infinite baffles is presented in this paper. The optimization is carried out by using objective functions based on basic response characteristics for loudspeakers such as the on axis frequency response. In-order to create a realistic model of the speaker we include theexcitation of the speaker from the motor system. The interaction between acoustic medium and structure is modelled with the finite element method. As most loudspeaker drivers are nearly symmetric, the presented model is a 2D axisymmetric finite element model. The exterior domain is modelled with perfectly matchedlayers, which ensure free-field radiation conditions. Optimized designs for a selection of objective functions are presented and discussed.

AB - A numerical model for optimization of loudspeakers mounted in infinite baffles is presented in this paper. The optimization is carried out by using objective functions based on basic response characteristics for loudspeakers such as the on axis frequency response. In-order to create a realistic model of the speaker we include theexcitation of the speaker from the motor system. The interaction between acoustic medium and structure is modelled with the finite element method. As most loudspeaker drivers are nearly symmetric, the presented model is a 2D axisymmetric finite element model. The exterior domain is modelled with perfectly matchedlayers, which ensure free-field radiation conditions. Optimized designs for a selection of objective functions are presented and discussed.

KW - Optimization

KW - FEM

KW - Loudspeaker

KW - Materials

M3 - Article in proceedings

BT - Proceedings of 23rd International Congress on Acoustics

PB - German Acoustical Society (DEGA)

ER -