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GB/T 4595-2020Measurement of noise on board vessels (English PDF)

船上噪声测量

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

March 6, 2020

Implementation date

October 1, 2020

Scope

GB/T 4595-2020 is the English-translated version of 船上噪声测量.

GB/T 4595-2020 is the Chinese standard "Measurement of noise on board vessels". Its scope clause reads: This standard specifies the instruments, measurement environment, measurement parameters, measurement status, measurement procedures and measurement reports for noise measurement on board ships.

This standard applies to noise measurement on board.

The measurement results are mainly used for. --- comparison of various ships; --- In the delivery and pick-up test, as a comparison with domestic or international regulations, the shipowner's contract technical specification specifies the indicators; --- As a basis for further research and noise reduction measures; --- as a basis for assessing noise exposure and the effects of noise on the crew; --- assess the intelligibility of language; --- Evaluate the audibility of the acoustic alarm. Its clauses include terms and definitions.

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Document preview — GB/T 4595-2020

National Standard of the People's Republic of China

ICS: 17.140.30
Classification: Z 32

Issued by: State Administration for Market Regulation, China National Standardization Administration

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Instrument
5 Measurement environment
6 Measurement parameters
7 Ship measurement status
8 Measurement procedure
9 Measurement report
Appendix A (informative) Structural changes of this standard compared to ISO 2923..1996
Appendix B (informative) Technical differences between this standard and ISO 2923..1996 and their causes
Appendix C (informative) Noise measurement report format
References

1 Scope

This standard specifies the instruments, measurement environment, measurement parameters, measurement status, measurement procedures and measurement reports for noise measurement on board ships.

This standard applies to noise measurement on board. The measurement results are mainly used for.

--- comparison of various ships;

--- In the delivery and pick-up test, as a comparison with domestic or international regulations, the shipowner's contract technical specification specifies the indicators;

--- As a basis for further research and noise reduction measures;

--- as a basis for assessing noise exposure and the effects of noise on the crew;

--- assess the intelligibility of language;

--- Evaluate the audibility of the acoustic alarm.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article

Pieces. For undated references, the latest version (including all amendments) applies to this document.

ISO 17025 General Requirements for the Competence of Testing and Calibration Laboratories andcalibrationlaboratories)

IEC 60942 Electroacoustics-Soundcalibrators

IEC 61260 Electroacoustic Octave and Fractional Octave Filters Part 1. Specifications (Electroacoustics-Octave- bandandfractional-octave-bandfilters-Part 1. Specifications)

IEC 61672-1 Electroacoustic Sound Level Meters Part 1. Specifications (Electroacoustics-Soundlevelmeters-Part 1.

Specifications)

3 terms and definitions

The following terms and definitions apply to this document.

3.1 Accommodationspace

Bedrooms, offices (operating on ships), infirmaries, dining rooms and recreation rooms.

3.2 Duty station

Cabin equipped with main navigation equipment, ship's radio equipment or emergency power supply or centralized fire alarm equipment or fire fighting equipment, also

Including kitchen, main pantry, laundry room, storage room (except independent pantry and small cabin outdoor), mail room, valuables storage room, centralized control

Rooms, workshops other than mechanical spare parts rooms, and similar cabins.

3.3 Machinespace

Equipped with thrusters, boilers, fuel oil installations, electric motors and engines, generators and main electrical installations, loading and unloading machinery, oil injection, purification and pumps

Spaces for station equipment, refrigeration, anti-rolling, ventilation and air-conditioning installations, windlasses, winches and similar equipment, and access to these spaces.

GB/T 4214.8 | GB/T 4214.9 | GB/T 4214.4 | GB/T 4214.20 | GB/T 4214.19 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 44 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 17025 · IEC 60942 · IEC 61260 · IEC 61672

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