1 Scope
This standard specifies the noise control limits for production buildings of nuclear power plants.
This standard is applicable to the noise control for production buildings and workplaces of nuclear power plants.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GBJ 87 Specifications for the Design of Noise Control System in Industrial Enterprises
GBJ 122 Measurement of Noise Produced by Industrial Enterprises
DL/T 5094 Code for Designing Building of Fossil Fuel Power Plant
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1
Noise
Sound detrimental to listening, health, etc.
3.2
Workplace
Working places owned directly or indirectly by the employer, serving for occupational activities of laborers.
3.3
A-weighted sound pressure level
Sound pressure level measured with A-weighted network, expressed by LA, in dB(A).
3.4
Vibration
Motion of a mass point or object in a straight line or arc line around the equilibrium position under external force action.
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Noise Control Limits
5 Noise Control Measures
6 Noise Monitoring Method
Appendix A (Informative) Noise Levels of Equipment in Nuclear Island and Conventional Island of Mega-kilowatt Class Pressurized Water Reactor Nuclear Power Plant
NB/T 20190-2012, NB 20190-2012, NBT 20190-2012, NB/T20190-2012, NB/T 20190, NB/T20190, NB20190-2012, NB 20190, NB20190, NBT20190-2012, NBT 20190, NBT20190
Introduction of NB/T 20190-2012
1 Scope
This standard specifies the noise control limits for production buildings of nuclear power plants.
This standard is applicable to the noise control for production buildings and workplaces of nuclear power plants.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GBJ 87 Specifications for the Design of Noise Control System in Industrial Enterprises
GBJ 122 Measurement of Noise Produced by Industrial Enterprises
DL/T 5094 Code for Designing Building of Fossil Fuel Power Plant
3 Terms and Definitions
For the purposes of this document, the following terms and definitions apply.
3.1
Noise
Sound detrimental to listening, health, etc.
3.2
Workplace
Working places owned directly or indirectly by the employer, serving for occupational activities of laborers.
3.3
A-weighted sound pressure level
Sound pressure level measured with A-weighted network, expressed by LA, in dB(A).
3.4
Vibration
Motion of a mass point or object in a straight line or arc line around the equilibrium position under external force action.
Contents of NB/T 20190-2012
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Noise Control Limits
5 Noise Control Measures
6 Noise Monitoring Method
Appendix A (Informative) Noise Levels of Equipment in Nuclear Island and Conventional Island of Mega-kilowatt Class Pressurized Water Reactor Nuclear Power Plant
