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GB/T 20431-2006Acoustics -- Guidelines for noise control by silencers (English PDF)

声学消声器噪声控制指南

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

Level / Type

National · Recommended

Issue date

July 25, 2006

Implementation date

December 1, 2006

Scope

GB/T 20431-2006 is the English-translated version of 声学消声器噪声控制指南.

GB/T 20431-2006 — This standard applies to the gas medium noise control muffler actual selection, a detailed description of the muffler suppliers or manufacturers and users that all parties can agree on acoustic requirements and operational requirements.

This standard specifies the basic principles of muffler run, but not the muffler design guidance documents.

This standard describes muffler suitable for: heating, air-conditioning (HVAC), the reduced system noise and prevent crosstalk, prevent or reduce the sound levels of the room sound transmission through the vents, reduced by the high pressure the exhaust vent pipe produces noise, reduction produced by the engine intake and exhaust noise, reduced from fans, compressors and turbines issuing import and export of noise.

Muffler according to the type, performance characteristics and applications for classification.

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Document preview — GB/T 20431-2006

National Standard of the People's Republic of China

ICS: 17.140.01
Classification: A 59

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard applies to the gas medium noise control muffler actual selection, a detailed description of the muffler suppliers or manufacturers and users that all parties can agree on acoustic requirements and operational requirements. This standard specifies the basic principles of muffler run, but not the muffler design guidance documents. This standard describes muffler suitable for: heating, air-conditioning (HVAC), the reduced system noise and prevent crosstalk, prevent or reduce the sound levels of the room sound transmission through the vents, reduced by the high pressure the exhaust vent pipe produces noise, reduction produced by the engine intake and exhaust noise, reduced from fans, compressors and turbines issuing import and export of noise. Muffler according to the type, performance characteristics and applications for classification. This standard for active and passive adaptive noise control is not discussed in detail.

Document data

International classification (ICS): 17.140.01.

Chinese classification (CCS): A59.

Estimated length of the Chinese original: 42,491 words.

Adopted international standard: ISO 14163-1998, IDT.

Standards quoted by this document

GB/T 3767; GB/T 6881.1; GB/T 16405; GB/T 19512; ISO 7235

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 28 pages — is available in the English PDF.

Referenced standards

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