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ATOLL needs (subsea assets (lbl, small assets (TBD)), recovery (lifting),…
ATOLL needs
subsea assets
lbl
small assets (TBD)
recovery
lifting
autonomous
no or minimal human intervention
from a small vessel
minimal costs
Atoll system
Asset to deploy or recover
connection interface
weight
size
pose
position
orientation
shape
eventual sensors
markers
movement
Tether
power supply
400V, 20A, 16kW
220V 9.3kW
communication
4x fiber (9/125
)
lifting
kevlar
1 ton swl
3 ton break
dimensions
length
20-50 m
diameter
21mm
drag
density
air
385g/m
water
35-60g/m
working temperature
min -20°C
max +70°C
Radius of curvature
210mm static
315mm dynamic
Environment
sea water
salinity
conductivity
density
maximum depth
pressure max
sea state (waves + current)
atmosphere
winds
air
sun rays
particules
chemicals
temperature
Umbilical
power supply
2kV DC, 1A
6x2mm² cables
3x1mm² cables
communication
6x fiber
1x twister pair
lifting
steel wires
6 ton swl
18 ton break
dimensions
length
1800-2000 m
diameter
20.2mm
drag
density
air
1405g/m
water
1080g/m
Radius of curvature
400mm dynamic
User
Pilot
Maintainer
Client
Manufacturer
Designer
Control Room
SCU
Monitors
quantity
Joystick
LARS
Clumpweight
Vessel
Atoll is your hand in the sea
DIAGRAMME PIEUVRE ATOLL V2 (LIFTING ONLY)
DIAGRAMME FAST ATOLL V2 (LIFTING ONLY)