1887
banner image
No data available.
Please log in to see this content.
You have no subscription access to this content.
No metrics data to plot.
The attempt to load metrics for this article has failed.
The attempt to plot a graph for these metrics has failed.
Comparison of methods for calculating the sound field due to a rotating monopole
Rent:
Rent this article for
USD
10.1121/1.3589481
/content/asa/journal/jasa/129/6/10.1121/1.3589481
http://aip.metastore.ingenta.com/content/asa/journal/jasa/129/6/10.1121/1.3589481
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Spherical coordinate geometry.

Image of FIG. 2.
FIG. 2.

Truncation error for rs  = 1 m, for radius r 0 = 2 m, for Mach numbers 0–1.0. The order from Eq. (14) are shown as circles.

Image of FIG. 3.
FIG. 3.

Source receiver distance (solid) and locus of receiver delays (dashed) at Mach 0.5, rs  = 1 m, r 0 = 2 m. The propagation of the signal event at 10 ms is shown dash-dotted.

Image of FIG. 4.
FIG. 4.

Source receiver distance (solid) and locus of receiver delays (dashed) at Mach 1.5, rs  = 1 m, r 0 = 2 m. The propagation of the signal event at 10 ms is shown dash-dotted.

Image of FIG. 5.
FIG. 5.

Sound pressure produced by the expansion (solid), advanced time (dashed), and retarded time (dash-dotted) methods, f 0 = 500 Hz, Mach 0.5, rs  = 1 m, r 0 = 2 m.

Image of FIG. 6.
FIG. 6.

Instantaneous frequency produced by the expansion (solid), advanced time (dashed), and retarded time (dash-dotted) methods, f 0 = 500 Hz, Mach 0.5, rs  = 1 m, r 0 = 2 m.

Image of FIG. 7.
FIG. 7.

Spectra produced by the expansion (solid), advanced time (dashed), and retarded time (dash-dotted) methods, f0  = 500 Hz, Mach 0.5, fR  = 27 Hz, rs  = 1 m, r 0 = 2 m. The Bessel expansion mode magnitudes are shown dashed.

Image of FIG. 8.
FIG. 8.

Sound pressure produced by the expansion (solid), advanced time (dashed), and retarded time (dash-dotted) methods for f 0 = 500 Hz, Mach 1.5, rs  = 1 m, r 0 = 2 m.

Image of FIG. 9.
FIG. 9.

Close-up of second shock wave in Fig. 8, expansion (solid) and retarded time solution (dash-dotted)

Image of FIG. 10.
FIG. 10.

Close-up of second shock wave in Fig. 8. The expansion (solid) has a Kaiser window (parameter 4) applied.

Image of FIG. 11.
FIG. 11.

Close-up of shock wave for far-field approximation to the Bessel expansion, r 0 = 100 m, with mode windowing by Kaiser window, window parameter 4 (solid), and retarded time solution (dash-dotted)

Image of FIG. 12.
FIG. 12.

Close-up of the spectra produced by the expansion (solid) and retarded time (dash-dotted) methods: f 0 = 6fR  = 487 Hz, Mach 1.5, rs  = 1 m, r0  = 2 m. The Bessel expansion mode magnitudes are shown dashed.

Loading

Article metrics loading...

/content/asa/journal/jasa/129/6/10.1121/1.3589481
2011-06-14
2014-04-21
Loading

Full text loading...

This is a required field
Please enter a valid email address
752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Comparison of methods for calculating the sound field due to a rotating monopole
http://aip.metastore.ingenta.com/content/asa/journal/jasa/129/6/10.1121/1.3589481
10.1121/1.3589481
SEARCH_EXPAND_ITEM