ГОСТ ИСО 11205-2006
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1 2 3 TJ UA 4 5 6 1 2 3 4 5 6 6.1 6.2 7 7.1 7.2 7.3 7.4 7.5 8 8.1 8.2 8.3 8.4 8.5 8.6 8.7 8.8 9 9.1 9.2 9.3 9.4 9.5 9.6 9.7 10
Noise emitted by machinery.
Determination of emission sound pressure levels at the work station and at other specified positions using sound intensity.
Engineering method
1 2 3 3.1 1 - 1 /=lim — j p(t)u(t)dt , ' u(t) — 2 3.2 3.3 1
2 3.4 1 Fplxyz ~ Lp Ljxyz ■?
2 3 3.5 3.6 3.7 3.8 Ld - 8 3.9 1 2 4
5 6 6.1 6.2 b 7 7.1 7.2 7.3 7.3.1 7.3.2 7.3.3 7.4 7.5 а?) Ь?) с?) d) е?) f) 8 8.1 8.2 8.2.1
N
/=1
T i — N — 8.2.2 8.3
8.4 8.5 minF Fp/xyz < 10 8.6 8.7 63, 125, 250, 500, 1000, 2000, 4000, 8000.
8.8 Lp ~ i-jxyz "*■? ^5, (5)
9 9.1 9.2 - - - - - - 9.3 - - - - 9.4 - - 9.5 - - - - 9.6 9.7 - - - - - - - 10
cos (0) > 0.
cos (
Ixyz, —
1 — I — а?) Ь?)
1 — 3 —
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(Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 1: Measurement at discrete points)
(Acoustics — Determination of sound power levels of noise sources using sound intensity — Part 2: Measurement by scanning)
(Acoustics — Noise emitted by machinery and equipment — Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions)
(Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Engineering method in an essentially free field over a reflecting plane)
(Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Survey method in situ) (Acoustics — Noise emitted by machinery and equipment — Determination of emission sound pressure levels at a work station and at other specified positions from the sound power level)
(Acoustics — Noise emitted by machinery and equipment — Measurement of emission sound pressure levels at a work station and at other specified positions — Method requiring environmental corrections)
[GUM, Guidefortheexpressionof uncertainty in measurement (BIPM, IEC, IFCC, ISO, IUPAC, OIML)]
JONASSON, H.G. & ANDRESEN, G. Measurementof emission sound pressure levels using sound intensity. SP Report 1995:75, Boras, Sweden (ISBN 91-7848-604-1, ISSN 0284-5172)
JONASSON, H.G. & ANDRESEN, G. Determination of emission sound pressure levels. Comparisons between a new intensity method and traditional ISO standards. Proceedings Internoise 96, Liverpool, 1996
JONASSON, H.G. Determination of emission sound pressure level and sound power level in situ. Project SMT-CT 96-2051, SP Report 1999:17
HUBNER, G. & GERLACH, A. Determination of emission sound pressure levels using three-component sound intensity measurements. Proceedings of Euronoise, Munchen, 1998
HUBNER, G. & GERLACH, A. Determination of emission sound pressure levels using sound intensity measurements— Comparisons ofdifferent intensity methods. Proceedingsof Internoise 98, Christchurch, 1998
HUBNER, G. & GERLACH, A. Reporton investigations of thedifferent standards of the IS011200-series, especially ISO 11205 (to be published)
HUBNER, G. & GERLACH, A. Further investigations on the accuracy of the emission sound pressure level determined by a three-component intensity measurement procedure. Proceedings of Internoise 99, Ft Lauderdale, 1999 HUBNER, G. & GERLACH, A. UntersuchungzurPrazisierungderlntensitatsmesstechnikin Bezugaufdie Ermittlung des Emissionsschalldruckpegels. SchriftenreihederBundesanstaltfurArbeitsschutzund Arbeitsmedizin, Fb1794 KEITH, S.E., KRISHNAPPA, G., CHIU,V. Determination of sound pressure levels in situ using sound intensity measurements. Noise-Con 2000
JACOBSEN, F., CUTANDA, V. & JUHL, P. A numerical and experimental investigation of the performance of sound intensity probes at high frequencies. J. Acoust. Soc. Am., 103(2), 1998