DZ/T 0101.12-1994
Active
JJF 2144-2024
Active
National Metrology Technical Specifications JJF
JJF 2144-2024 Calibration Specification for Acoustic Performance Parameters of Underwater Acoustic Materials(Standing Wave Tube Method)
JJF 2144-2024 Calibration Specification for Acoustic Performance Parameters of Underwater Acoustic Materials(Standing Wave Tube Method)
Basic Information
Standard Code:
JJF 2144-2024
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2024-09-18
Implement Date:
2025-03-18
Pages:
28 pages
Scope
This specification is applicable to the calibration of the sound pressure reflection coefficient of underwater acoustic material samples using the standing wave tube method within a measurement frequency range of 100 Hz to 4 kHz.
Development Information
Referenced Standards
JJG 449-2014 Octave-Band and Fractional-Octave-Band Filters
JJF 1001-2011 General Terms in Metrology and Their Definitions
JJF 1034-2020 Terms and Definitions for Acoustical Metrology
JJF 1059.1-2012 Evaluation and Expression of Uncertainty in Measurement
JJF 1446-2014 Calibration Specification for Impedance Tubes(Transfer Function Method)
GB/T 3102.7-1993 Quantities and units—Acoustics
GB/T 3947-1996 Acoustical terminology
GB/T 14369-2011 Acoustics—Measurement methods of insertion loss,echo reduction and sound absorption coefficient for underwater acoustical material samples
GB/T 32523-2016 Acoustics—Measurement of sound pressure reflection coefficient, sound pressure transmission coefficient and absorption coefficient for underwater acoustical material sample—Travelling wave tube method
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