New Deep-water Diving Support Vessel-Vessel Features and Specifications-
Shanghai 30th of July 2018
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 1
New Deep-water Diving Support Vessel (New Deep-water DSV)
• DP2/DP3 Closed ring operation• Lay system capable for rigid, flexible pipes and umbilical• Deep-water heavy lift and installation work, with heave compensated 400t crane (Max 3000m water depth)• SAT diving, with 24 divers and two diving bell up to 500m water depth• Salvage operations
Key features include:
DP Class 3, Multipurpose Diving Support/Pipe-lay Vessel with SAT diving and rigid and flex pipe lay capability for worldwide operations
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 2
New Deep-water DSV – Vessel Specifications
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 3
Principal Dimensions Vertical reel capacity 4000Te Mooring
Length overall Approx. 177.10m Below deck carousel capacity 5000Te 5×anchor winches
Length between PP 162.7m Cranage 7×mooring winches
Breadth, moulded 33.0m 1×400Te AHC Knuckle boom crane ROV
Depth, moulded (to 1st deck) 14.4m 400Te at 38m/800Te at 20m harbor lift 1×150HP WROV, 6000m water depth
Depth, moulded (to 1st deck) 10.4m 590Te at 1500m w.d/190Te at 3000m w.d. 1×250HP WROV, 3000m water depth
Design draught, moulded 7.5m 40Te whip line Moonpool size 4.9m*4.2m
Max. load draught, moulded 8.8m 1×50Te Knuckle boom crane,100Te double fall Diving System
Pipelay System 1 × 10Te at 20m Knuckle boom provision/reel
service basket lifting crane Depth rating 500msw
Max rigid pipe diameter 1×5Te at 8m Telescopic boom provision crane No. in saturation 24
18” OD (457.2mm)
23.6” OD coated (600mm)
DP system
No. of bells 2
Moonpool size 4.2m*4.2m
Max flexible pipe/Umbilical/Cable diameter DYNPOS AUTR – Class II / DYNPOS AUTRO –
Class III Vessel Speed (Max transit) 15.0 Knots
25.6” OD (650mm) Environmental Regulatory Number Endurance
PIP diameter 99.99.99.99 10000 n mile/60 Days
12’’/25.4mm-18’’/35mm Capacities Flag
Piggyback pipe diameter 2’’-6’’ Heavy fuel oil 2410 m3 People’s Republic of China
Maximum lay dynamic tensions Marine gas oil 2490 m3
Rigid/Flexible/Umbilical 550Te Portable fresh water 1150 m3
Pipelay Technical water 300 m3
Operating depth <100m-3000m Ballast water Sufficient
Ramp angle 40°-90° Water makers 2×50Te/Day
New Deepwater DSV – Overview
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 4
550Te RLS Tower
100Te Auxiliary Crane
5000Te Capacity Under Deck Carousel
400Te AHC Main Crane
500msw Diving System(Portable)
4000Te Capacity Reel
2*WROV rated to 3,000m
180p accommodation
Sikorsky S92A/S61N
New Deepwater DSV – Class Notations
★CSA Salvage Ship, Rescue Ship, DSV-SAT, Floating Crane, Lifting Appliance ,Pipe Laying, Ice Class B, SPS, PSPC(B), Helicopter Facilities, In-water survey.
★CSM, AUT-0, DP-2, DP-3, Electrical Propulsion System, FTP, BWMP, Clean,GWC, AFS, COMF(NOISE) 3, COMF(VIB) 3, BWMS, GPR
+1A1, Pipe laying vessel, DSV(Surface, SAT), Crane vessel, Crane,pipe laying, Ice(C), SPS, COAT-PSPC(B), HELDK(S,H), BIS, E0,DYNPOS(AUTR), DYNPOS(AUTRO), BWM(E[s], T), ECA(SOX-A),NAUT(OSV-A), Clean(Design), COMF(V-3), Recyclable
Double Class
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 5
Main Power Generators6*4,630kW
Total 27,780kW
Emergency/Harbor Generator
1*1,200kW
New Deepwater DSV – Power System
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 6
New Deepwater DSV – Propulsion System
Main Azimuth Thrusters 3*5.5 MW
Main Retractable Thrusters 2*3.1 MW
Main Tunnel Thrusters 2*3.1 MW
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 7
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 8
New Deepwater DSV – Pipe-lay System
Work station
Aligner
Pipeline Straightener
2*275Te 4-track tensioners
Spooling Tensioner
A&R storage winchHang-off Module 600Te
Aux. Crane
A&R traction winch
Initiation winch
Reel spooling initiation winch
615te A&R Capacity
A&R System
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 9
New Deepwater DSV – Pipe Storage System
5000T Flexible ProductStorage & RoutingEquipment
4000T Rigid ProductStorage & RoutingEquipment
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 10
New Deepwater DSV – Pipe-lay System IHC Scope-Turn Key550t Rigid/Flexible ReelLay Tower System[IHC EB / IHC SAS]
Full Turnkey solution for a 550tReel Lay System, includingProduct Storage & PLETManipulation.
Delivery, Installation &Commissioning on board a NewBuild vessel, Chinese Port[Qingdao].
Harbour & Sea Trials Supportincluding Operator Training &Operation / Maintenance Manuals
4000t Rigid ProductStorage Reel System[IHC by NOV]
5000t Flexible ProductStorage Carousel System[IHC by NOV]
Fully Integrated Control& Monitoring System[IHC EB]
New Deepwater DSV – Reeled Pipe Lay
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 11
New Deepwater DSV –Flexible and Umbilical Lay
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 12
New Deepwater DSV – Pipelay Attachment of ILT, PLET, PLEM
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 13
PLET manipulator
PLET Rails
PLET handling system:
Upend and position PLET and ILTs in the workstation
PLET Size (Max) 100t (@ Hs=4m)
New Deepwater DSV – Rigid Pipelay with Piggyback
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 14
Capable of Installation 2”-6” Rigid PipeIn Parallel with the Main Rigid Product
Piggy Back Bellmouth
Piggy Back Tensioner
Separate Aligner, Straightener& Centraliser System
New Deepwater DSV – Reeling Capacity
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
PIPE DIA Storage Capacity
8’’ NB 29.6km-56.5km
10” NB 21.3km-36.5km
12’’ NB 15.9km-25.9km
14’’ NB 13.6km-21.5km
16” NB 10.6km-16.4km
18’’ NB 8.5km-12.9km
Note: Typical wall thickness and coating included
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New Deepwater DSV – Main AHC Crane
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
Subsea Lift
SWL at 3000m deep water 190t@30m, single fall SWL at 1500m deep water 590t@18m, double fall
Sea Lift/Internal Lift
400t@30m, single fall 800t@18m, double fall 180t@max 54m, single fall
Port Lift
400t@38m, single fall 800t@20m, double fall
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New Deepwater DSV – DP Capability
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
*DPIII Worst Case Failure
Hs=4.5m, Vw=31.7kts, Vc=2.0 kn
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New Deepwater DSV – DP Pipe-lay
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
Limit Weather Condition for Rigid Pipe Lay under Worst DP3 Failure:
Hs=5.2m, Vw=37.1kts, Vc=2.0 kn
50T horizontal surge force acting from the aft of the vessel and backwards to simulate the added tension and drag from the pipe.
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VH2
幻灯片 18
VH2 KM计算的DP结果相对WSD的要偏高,即使在加了50t铺管拉力后可抵抗的风浪流都高。这一点主要是前面几张PPT都是拿的WSD的计算结果,两者有矛盾Vincent Hsu, 2016/11/3
New Deepwater DSV – 2×Work Class ROV’s
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
• Pre and post lay surveys
• Touch down monitoring
• Construction operations
• Pre and post lay surveys
• Touch down monitoring
• Construction operations
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Side Lunch & Moon pool Lunch
New Deepwater DSV – Vessel Builder
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 25
Wuchang Shipbuilding Industry Group Co.,Ltd
Haixi Wan (Yard), Huangdao Qingdao, PRC
New Deepwater DSV – Key Milestone
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New Deepwater DSV – Construction
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 27
Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team
Thank you for your attention!
Q & A
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