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GB/T 9911-2018 Active
GB/T 9911-2018 Measurement of airborne noise emitted by marine diesel engine
Abstract
This standard specifies the engineering and simplified methods for measuring sound pressure levels and determining noise power on the imaginary rectangular hexahedron measuring surface of marine diesel engines (hereinafter referred to as diesel engines) when they are operating under specified steady-state conditions. This standard is applicable to the measurement of airborne noise radiated by diesel engines during bench tests.
General Product Information
| Document Type | National standards |
|---|---|
| Standard Status | Active |
| Standard Code | GB/T 9911-2018 |
| CCS | Maritime internal combustion engines |
| ICS | Maritime engines and propulsion systems |
| Implement Date | 2018-09-01 |
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