Study: |
Study 129: Full scale.
McLanaghan, R
(2011)
MCR International
|
Name: | Isle of Lewis |
Type: | Ferry |
Overall length (m): | 101 |
Beam (m): | 18 |
Draught (m): | 4.2 |
Acoustic centre source depth (m): | UNSPECIFIED |
Propulsor type: | UNSPECIFIED |
Propeller diameter (m): | UNSPECIFIED |
Design speed of vessel (kn): | 16 |
Year constructed: | 1995 |
|
Displacement tonnage (tonnes): | UNSPECIFIED |
Hull type: | Monohull |
Number of shafts: | UNSPECIFIED |
Propeller fixed or controllable pitch: | UNSPECIFIED |
Number of blades: | UNSPECIFIED |
Rated engine power (kW): | UNSPECIFIED |
Known issues that may affect underwater noise levels: | UNSPECIFIED |
Gearbox ratio: | UNSPECIFIED |
Engine RPM at design speed: | 650 |
Propeller RPM at design speed: | UNSPECIFIED |
|
Acquisitions
Download: source spreadsheet XSLX (128kB) (License Creative Commons: Public Domain Dedication)
Vessel SOG (kn): | 18 |
Vessel SOW (kn): | 0 |
Actual CPA: | 70 |
Data window length: | 0 |
Towing/flow speed (m/s) (scale only): | 0 |
Engine speed (RPM): | 0 |
Propeller speed (RPM): | 0 |
Download: | CSV (22B) (License Creative Commons: Public Domain Dedication) |
|
Hydrophone depths (m): | 30 |
Pitch angle/setting (if applicable): | 0 |
Cavitation type (if known): | Unknown |
Data presented: | Dipole/affected source level/radiated noise level |
Reported values: | UNSPECIFIED |
Data averaging: | No averaging (single run, single receiver) |
Measurement aspect: | Unknown |
Overall broadband sound pressure level: | 169 |
|
Vessel SOG (kn): | 18 |
Vessel SOW (kn): | 0 |
Actual CPA: | 40 |
Data window length: | 0 |
Towing/flow speed (m/s) (scale only): | 0 |
Engine speed (RPM): | 0 |
Propeller speed (RPM): | 0 |
Download: | CSV (22B) (License Creative Commons: Public Domain Dedication) |
|
Hydrophone depths (m): | 30 |
Pitch angle/setting (if applicable): | 0 |
Cavitation type (if known): | Unknown |
Data presented: | Dipole/affected source level/radiated noise level |
Reported values: | UNSPECIFIED |
Data averaging: | No averaging (single run, single receiver) |
Measurement aspect: | Unknown |
Overall broadband sound pressure level: | 165 |
|
Vessel SOG (kn): | 17.3 |
Vessel SOW (kn): | 0 |
Actual CPA: | 590 |
Data window length: | 0 |
Towing/flow speed (m/s) (scale only): | 0 |
Engine speed (RPM): | 0 |
Propeller speed (RPM): | 0 |
Download: | CSV (22B) (License Creative Commons: Public Domain Dedication) |
|
Hydrophone depths (m): | 30 |
Pitch angle/setting (if applicable): | 0 |
Cavitation type (if known): | Unknown |
Data presented: | Dipole/affected source level/radiated noise level |
Reported values: | UNSPECIFIED |
Data averaging: | No averaging (single run, single receiver) |
Measurement aspect: | Unknown |
Overall broadband sound pressure level: | 168 |
|
Vessel SOG (kn): | 16.8 |
Vessel SOW (kn): | 0 |
Actual CPA: | 710 |
Data window length: | 0 |
Towing/flow speed (m/s) (scale only): | 0 |
Engine speed (RPM): | 0 |
Propeller speed (RPM): | 0 |
Download: | CSV (22B) (License Creative Commons: Public Domain Dedication) |
|
Hydrophone depths (m): | 30 |
Pitch angle/setting (if applicable): | 0 |
Cavitation type (if known): | Unknown |
Data presented: | Dipole/affected source level/radiated noise level |
Reported values: | UNSPECIFIED |
Data averaging: | No averaging (single run, single receiver) |
Measurement aspect: | Unknown |
Overall broadband sound pressure level: | 172 |
|