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Public Member Functions | |
noiseFFT (const scalar deltat, const scalarField &pressure) | |
Construct from pressure field. | |
noiseFFT (Istream &) | |
Construct from Istream. | |
noiseFFT (const fileName &pFileName, const label skip=0) | |
Construct from pressure field file name. | |
graph | pt () const |
Return the graph of p(t). | |
tmp< scalarField > | window (const label N, const label n) const |
Return the nth window. | |
tmp< scalarField > | Hanning (const label N) const |
Return the Hanning window function. | |
tmp< scalarField > | Pf (const tmp< scalarField > &pn) const |
Return the fft of the given pressure data. | |
graph | meanPf (const label N, const label nw) const |
Return the multi-window mean fft of the complete pressure data. | |
graph | RMSmeanPf (const label N, const label nw) const |
Return the multi-window RMS mean fft of the complete pressure data. | |
graph | Lf (const graph &gPf) const |
Return the narrow-band PFL (pressure-fluctuation level) spectrum. | |
graph | Ldelta (const graph &gLf, const scalar f1, const scalar fU) const |
Return the one-third-octave-band PFL spectrum. | |
graph | Pdelta (const graph &gLf, const scalar f1, const scalar fU) const |
Return the one-third-octave-band pressure spectrum. | |
scalar | Lsum (const graph &gLf) const |
Return the total PFL as the sum of Lf over all frequencies. | |
scalar | dbToPa (const scalar db) const |
Convert the db into Pa. | |
tmp< scalarField > | dbToPa (const tmp< scalarField > &db) const |
Convert the db-field into Pa. | |
Static Public Attributes | |
scalar | p0 |
Reference pressure. |
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Construct from pressure field.
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Construct from Istream.
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Construct from pressure field file name.
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Convert the db-field into Pa.
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Convert the db into Pa.
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Return the Hanning window function.
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Return the one-third-octave-band PFL spectrum. starting at octave with mean frequency f1 |
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Return the narrow-band PFL (pressure-fluctuation level) spectrum.
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Return the total PFL as the sum of Lf over all frequencies.
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Return the multi-window mean fft of the complete pressure data.
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Return the one-third-octave-band pressure spectrum. starting at octave with mean frequency f1 |
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Return the fft of the given pressure data.
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Return the graph of p(t).
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Return the multi-window RMS mean fft of the complete pressure data.
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Return the nth window.
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Reference pressure.
Definition at line 70 of file noiseFFT.H. |