ISO 9614-2:2023
Sound Power โ Intensity Method (Scanning)
This scanning-based intensity method continuously measures sound intensity as the probe moves across a measurement surface, enabling rapid acoustic mapping and source characterization without requiring discrete point measurements. The scanning approach is faster and provides superior spatial resolution for identifying noise sources and evaluating acoustic modifications. It works effectively in non-ideal acoustic environments including semi-reverberant or open spaces. Accreditation guarantees proper probe calibration, scanning patterns, and data integration methods meet international standards.
What it measures
- Sound intensity distribution across measurement surface
- Sound power level (Lw) by continuous surface integration
- Frequency-weighted and A-weighted acoustic power
- Acoustic source maps and noise radiation patterns
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DIN EN ISO 9614-1
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BS EN ISO 9614-1
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NF EN ISO 9614-1
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UNI EN ISO 9614-1
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UNE EN ISO 9614-1
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NEN EN ISO 9614-1
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DIN EN ISO 3746
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BS EN ISO 3746
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NF EN ISO 3746
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UNI EN ISO 3746
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UNE EN ISO 3746
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NEN EN ISO 3746
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Industries
Automotive and transportation noise development
Industrial equipment acoustic characterization
Building services noise troubleshooting
Product noise reduction development
Environmental noise assessment and source mapping
Related Standards
- ISO 9614-1 Determination of sound power levels of noise sources by sound intensity โ Part 1: Measurement at discrete points
- ISO 3746 Determination of sound power levels of noise sources using sound pressure โ Survey method
- IEC 61043 Instruments for measurement of sound intensity โ Requirements for sound intensity probes
Other Test Methods
- Tensile Testing of Metallic Materials
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- Sound power level determination โ general measurement guidelines
- Sound power โ reverberation field engineering method
- Sound power โ enveloping surface engineering method
- Sound Power Level โ Survey Method
- Sound Power Level โ In-Situ Reference Source Method
- Sound Power โ Intensity Method (Discrete Points)
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