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GB/T 36075.3-2018Acoustics -- Measurement of room acoustic parameters -- Part 3: Open plan offices (English PDF)

声学室内声学参量测量第3部分：开放式办公室

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Issued by

State Administration for Market Regulation, China National Standardization Administration

Level / Type

National · Recommended

Issue date

March 15, 2018

Implementation date

October 1, 2018

Scope

GB/T 36075.3-2018 is the English-translated version of 声学室内声学参量测量第3部分：开放式办公室.

GB/T 36075.3-2018 is the Chinese standard "Acoustics -- Measurement of room acoustic parameters -- Part 3: Open plan offices". Its scope clause reads: This part of GB/T 36075 specifies the measurement method of indoor acoustic performance of an open office with office furnishings.

Including measurement methods, equipment, test requirements, evaluation methods and expression of results. The measurement results can be used to evaluate the acoustic performance of open offices.

This section applies to medium and large open offices. Its clauses include terms and definitions.

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Document preview — GB/T 36075.3-2018

National Standard of the People's Republic of China

ICS: 91.120.20
Classification: A 59

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

Preface
Introduction
1 Scope
2 Normative references
3 Terms and Definitions
4 single value evaluation amount
5 Measurement
5.1 Instrument Equipment
5.2 Measurement Procedure
6 Determine the single value evaluation amount
6.1 Standard Speech Sound Power Spectrum
6.2 A weighted speech sound pressure level spatial attenuation rate
6.3 Distraction distance and private distance
6.4 Background noise
7 Test Report
Appendix A (Informative) Examples of Measurement Results Evaluation Values
Appendix B (Informative) Relationship between Voice Transmission Index and Work Efficiency

1 Scope

This part of GB/T 36075 specifies the measurement method of indoor acoustic performance of an open office with office furnishings.

Including measurement methods, equipment, test requirements, evaluation methods and expression of results.

The measurement results can be used to evaluate the acoustic performance of open offices.

This section applies to medium and large open offices.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article

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

ISO 3382-1 Acoustic acoustical parameters for indoor measurement - Part 1. Acoustics-Measurement ofroom acousticparameters-Part 1.Performancespaces)

ISO 3740 Acoustic Noise Source Sound Power Level Determination Guide Standard Guide (Acoustics-Determinationof soundpowerlevelsofnoisesources-Guidelinesfortheusebasic)

ISO 3744 Acoustic sound pressure method for the determination of sound power level and sound energy level of noise sources. Engineering method for an approximately free field above a reflective surface (A- coustics-Determinationofsoundpowerlevelsandsoundenergylevelsofnoisesourcesusingsound pressure-Engineeringmethodsforanessentialyfreefieldoverareflectingplane)

ISO 14257 Acoustics-Assessment of Spatial Acoustic Field Distribution Curves for Acoustic Performance in Workplaces and Expressions (Acoustics-Measurementandparametricdescriptionofspatialsounddistributioncurvesinworkro-

Omsforevaluationoftheiracousticalperformance)

ISO 16032 Acoustics-Measurement of Sound for Service Equipment in Buildings pressurelevelfromserviceequipmentinbuildings-Engineeringmethod)

IEC 60268-16.2011 Acoustic system equipment - Part 16. Objective evaluation of verbal intelligibility through speech transmission index (Sound systemequipment-Part 16. Objectiveiveofspeechinteligibilitybyspeechtransmissionindex)

IEC 61260 Electroacoustic Octave and Fractional Octave Filters (Electroacoustics-Octave-bandandfractional-

Octave-bandfilters)

IEC 61672-1 Electroacoustic Sound Level Meter Part 1. Specification (Electroacoustics-Soundlevelmeters-Part 1.

Specifications)

3 Terms and definitions

The following terms and definitions apply to this document.

3.1 A weighted speech sound pressure level spatial sound field distribution spatialsounddistributionoftheA-weightedsoundpressurelevel

Ofspeech

When a sound source with a standard speech sound power spectrum excites noise, the A-weighted sound pressure level decays as the distance from the sound source increases.

GB/T 31004.1 | GB/Z 27764 | GB/T 25078.1 | GB/T 15173 | GB/T 36079 | GB/T 36075.2 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 30 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 3382 · ISO 3740 · ISO 3744 · ISO 14257 · ISO 16032 · IEC 60268 · IEC 61260 · IEC 61672

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