Study: |
Study 21: Full scale.
Robinson, S
(2010)
Marine Aggregate Levy Sustainability Fund (MALSF)
|
Name: | City of Westminster |
Type: | Dredger |
Overall length (m): | 99.7 |
Beam (m): | 17.35 |
Draught (m): | 6.67 |
Acoustic centre source depth (m): | UNSPECIFIED |
Propulsor type: | Propeller |
Propeller diameter (m): | UNSPECIFIED |
Design speed of vessel (kn): | 13 |
Year constructed: | 1990 |
|
Displacement tonnage (tonnes): | UNSPECIFIED |
Hull type: | UNSPECIFIED |
Number of shafts: | 2 |
Propeller fixed or controllable pitch: | UNSPECIFIED |
Number of blades: | UNSPECIFIED |
Rated engine power (kW): | 4080 |
Known issues that may affect underwater noise levels: | Vessel was carrying out dredging operations during measurements. |
Gearbox ratio: | UNSPECIFIED |
Engine RPM at design speed: | UNSPECIFIED |
Propeller RPM at design speed: | UNSPECIFIED |
|
Acquisitions
Download: source spreadsheet XSLX (117kB) (License UNSPECIFIED)
Vessel SOG (kn): | 0 |
Vessel SOW (kn): | 0 |
Actual CPA: | 85 |
Data window length: | 30 |
Towing/flow speed (m/s) (scale only): | 0 |
Engine speed (RPM): | 0 |
Propeller speed (RPM): | 0 |
Download: | CSV (459B) (License UNSPECIFIED) |
|
Hydrophone depths (m): | 25, 30 |
Pitch angle/setting (if applicable): | 0 |
Cavitation type (if known): | Unknown |
Data presented: | Monopole source level |
Reported values: | 1/3 octave bands |
Data averaging: | All runs, multiple receivers |
Measurement aspect: | Port |
Overall broadband sound pressure level: | 0 |
|