Toisa Envoy

GENERAL
DP2 SYSTEM
Builder / Year
Wuchang Shipyard, China / 2012 tba
DP / Joystick Control
IMO Class 2 DP System – Kongsberg K-Pos DP-21
Flag / POR
Bahamas / Nassau
Reference Systems
2 x DGPS
Class
DNV + 1A1, Tug Supply Vessel, SF, E0, BIS, Dynpos AUTR. Dk(+). HL (2.8). Oil Rec., Tmon, CLEAN, COMF-V(3)C(3) with Intact & Damage stability according to IMO Resolution A.469 (Xll).
1 x Radius Unit
HiPAP (Option)
PROPULSION
Gross tonnage
5,600 Approx.
Four off Wärtsilä in-line W9L32: 9cyl marine diesel engines driving two gearboxes. Each gearbox driving a 2,500 kW shaft alternator and CPP with nozzle and independent flap rudder.
Nett tonnage
TBA Approx.
Deadweight (At 7.3m)
4,600 tonnes
Total propulsive power
14,000 kW (18,767 BHP)
DIMENSIONS
Total developed power
18,000 kW (24,129 BHP)
Length OA
83.00 m
Breadth mld.
22.00 m
Draught
7.30 m
GENERATORS
440 / 3 / 60
Shaft alternator/motor
2 x 2,500 kW
PERFORMANCE
Aux alternators
2 x 320 kW
Service speed
abt. 12 – 13 knots
Emergency alternator
1 x 250 kW
Maximum bollard pull
210 tonnes with 14,000kW
Effective bollard pull
200 tonnes with 13,000kW
Anchor handling depth
1,500-1,800m
THRUSTERS
Forward tunnels
2 x 1,200 kW
Aft tunnels
2 x 830 kW
CARGO DECK
Aft rudders
2 x Independent flap type
Clear deck area
41.30 m x 18.60 m = 730 m2
Deck strength
10 & 5 tonnes / m2
Deck load
1,800 tonnes
STERN ROLLER
Double drum type
Length / Diameter
2 x 3,000 mm x 3,500 mm dia.
SWL
550 tonnes SWL
CARGO CAPACITIES
Approx. at 100%
Fuel oil cargo
1,210 m3
Potable water
997 m3
ANCHOR HANDLING EQUIPMENT
Drill water
*3,143 m3
Karm Forks
4 x 650t SWL retractable
Dry bulk @ 80 psi.
6 x 51.5 m3 – (10,912 ft3)
Towing Pins
4 x 300t SWL retractable
Liquid mud @ 2.8 sg
*891 m3 – (5,603 bbls)
Pop-up Pins
2 x 100t SWL retractable with roller
Brine @ 2.8 sg
*1,163 m3 – (7,316 bbls)
Pennant Winder
1 x Winder plus spooling sheave
Base oil
196 m3 – (1,230 bbls)
Towing Eye
1 x 200t SWL hinged / recessed
Rig chain
*512 m3 – (18,072 ft3)
Smit Bracket
1 x 200t SWL
*Using multi-purpose tanks
A/H Crane
1 x Marine Folding knuckleboom
2t SWL @ 10 m radius
CARGO PUMPING
1.1t SWL @ 16.2 m radius
Fuel oil cargo
2 x 150 m3/hr @ 9 bar
CCTV
Installed for anchor handling operations
Potable water
2 x 150 m3/hr @ 9 bar
Drill water
2 x 150 m3/hr @ 9 bar
Dry bulk compressors
2 x 30 m3/m @ 80 psi
Liquid mud
2 x 75 m3/hr @ 21 bar
Brine
2 x 75 m3/hr @ 21 bar
Base oil
1 x 75 m3/hr @ 9 bar

Foto’s gemaakt door Walter Vercruysse in Vlissingen.



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