Attention:
The Doppler Log (DO-Log) is part of nautical equipment. The operation belongs to the bridge only.
The new DO-Log system was installed in December 2017.
Summary
Transducer Frequency:
270 kHz
Contacts
Components
The system consists of two transducer elements installed in the ship's keel. The transducers can alternatively be used, e.g. one is backup. Electronic cabinet is mounted in Gravitymeter Room F-632. Hydroacoustic frequency amounts to 270 kHz. Transducer 1 S/N: 17889; Transducer 2 S/N: 17895.
Subdevices
Position
Data logging, storage and archiving
Logged parameters
Central geographical ship's position and time standard
Time synchronising is regulated by DShip.
Geographical ship's position is provided by DShip.
Geographical ship's position is provided by DShip.
Rawdata storage on board
Data storage in DShip system.
Dship
Uncorrected measurement data.
Device name |
DO-Log |
|---|---|
Parameters |
speed bottomtrack across [kn]; speed bottomtrack ahead [kn]; speed watertrack across [kn]; speed watertrack ahead [kn] |
Data archiving on land
After the cruise the DShip data set can be extracted from https://dms.awi.de
.
.File format(s) |
*.txt |
|---|---|
Calibration certificates |
NO |