ISO 13472-2 Noise Emission Measurement Methods

ISO 13472-2 Noise Emission Measurement Methods Laboratory Testing Service: A Comprehensive Guide

Standard-Related Information

The ISO 13472-2 standard is a widely accepted international standard for noise emission measurement methods. It provides a framework for testing the noise emissions of various products, including machinery, equipment, and vehicles. The standard is published by the International Organization for Standardization (ISO) and is available in multiple languages.

Legal and Regulatory Framework

The legal and regulatory framework surrounding ISO 13472-2 noise emission measurement methods testing is governed by national and international regulations. In the European Union, for example, the Noise Directive (2003/10/EC) requires manufacturers to conduct noise emission tests on their products before they can be placed on the market.

International and National Standards

The following standards are relevant to ISO 13472-2 noise emission measurement methods testing:

Standard Development Organizations

The standard development organizations responsible for developing and maintaining ISO 13472-2 include:

Evolution of Standards

Standards evolve over time to reflect advances in technology, changes in regulatory requirements, and improvements in testing methods. The ISO 13472-2 standard has undergone several revisions since its initial publication in 2003.

Standard Numbers and Scope

The following are some specific standard numbers and their scope:

Standard Compliance Requirements

Compliance with ISO 13472-2 is required for various industries, including:

Standard Requirements and Needs

The specific test requirements for ISO 13472-2 noise emission measurement methods testing include:

1. Why this specific test is needed: The test is necessary to determine the sound power levels of noisy sources using sound pressure or sound intensity.

2. Business and technical reasons for conducting the test: Conducting the test helps manufacturers comply with regulatory requirements, improves product design and performance, and enhances customer satisfaction.

3. Consequences of not performing this test: Failure to conduct the test can result in non-compliance with regulations, fines, and damage to reputation.

4. Industries and sectors that require this testing: The test is required for various industries, including machinery manufacturing, automotive industry, and energy sector.

Test Conditions and Methodology

The following are the detailed step-by-step explanation of how the test is conducted:

1. Preparation of the test environment: The testing environment must be prepared to meet the requirements specified in the standard.

2. Preparation of the product under test (P.U.T): The P.U.T must be prepared according to the manufacturers instructions and the standard.

3. Measurement procedures: The measurement procedures are conducted according to the standard, which includes determining sound power levels using sound pressure or sound intensity.

4. Data analysis: The data collected during the testing is analyzed according to the standard.

Testing Equipment and Instruments

The following equipment and instruments are used for ISO 13472-2 noise emission measurement methods testing:

Sample Preparation Procedures

The sample preparation procedures include:

1. Selection of test site: The test site must be selected to minimize external influences.

2. Preparation of the product under test (P.U.T): The P.U.T must be prepared according to the manufacturers instructions and the standard.

Testing Parameters and Conditions

The testing parameters and conditions include:

1. Temperature: The temperature must be between 15C and 30C.

2. Humidity: The humidity must be between 40 and 60.

3. Pressure: The pressure must be within the range of 850-1050 mbar.

Measurement and Analysis Methods

The measurement and analysis methods include:

1. Sound power level determination using sound pressure

2. Sound power level determination using sound intensity

Test Report and Certification

The test report includes the results of the testing, which must be certified by a third-party laboratory accredited according to ISO/IEC 17025.

Costs Associated with Testing

The costs associated with testing include:

1. Laboratory fees

2. Equipment rental fees

3. Certification fees

Benefits of Compliance with ISO 13472-2

Compliance with ISO 13472-2 provides numerous benefits, including:

1. Improved product design and performance

2. Enhanced customer satisfaction

3. Reduced risk of non-compliance with regulations

Conclusion

ISO 13472-2 noise emission measurement methods testing is a critical requirement for various industries to ensure compliance with regulatory requirements and improve product design and performance. The test involves determining sound power levels using sound pressure or sound intensity, and the results must be certified by a third-party laboratory accredited according to ISO/IEC 17025.

Recommendations

Based on the information provided in this guide, it is recommended that manufacturers and laboratories:

1. Familiarize themselves with the standard: Familiarize yourself with the standard and its requirements.

2. Conduct regular testing: Conduct regular testing to ensure compliance with regulatory requirements.

3. Use accredited third-party laboratories: Use accredited third-party laboratories for certification.

Glossary of Terms

The following are some key terms used in this guide:

Appendix

The following are some additional resources that may be useful:

1. ISO 13472-2 standard: Available from ISO and CENELEC websites.

2. CENELEC Guide on Acoustics: A guide to acoustics testing available from CENELEC website.

3. IEC Standardization Committee for Electrotechnical Equipment: Information on the IEC standardization committee responsible for developing standards related to noise emissions.