This section explains how to perform noise measurements at sea and also outlines the concepts.
Description
Print these tables, and use them to fill in the measured values.
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
Engine revolutions (rpm) |
|
|
|
|
|
|
|
|
|
Propeller revolutions (rpm) |
|
|
|
|
|
|
|
|
|
Propeller pitch |
|
|
|
|
|
|
|
|
|
Vessel speed |
|
|
|
|
|
|
|
|
|
Estimated noise level (dB*) |
|
|
|
|
|
|
|
|
|
Estimated noise level (dB*) |
|
|
|
|
|
|
|
|
|
|
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
Engine revolutions (rpm) |
|
|
|
|
|
|
|
|
|
Propeller revolutions (rpm) |
|
|
|
|
|
|
|
|
|
Propeller pitch |
|
|
|
|
|
|
|
|
|
Vessel speed |
|
|
|
|
|
|
|
|
|
Estimated noise level (dB*) |
|
|
|
|
|
|
|
|
|
Estimated noise level (dB*) |
|
|
|
|
|
|
|
|
|
(*) Estimated noise level measured in dB re 1W
(**) Estimated noise level measured in dB re 1μPa/√Hz