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

Shanghai Salvage New Deep-water Diving Support Vessel Construction Engineering Project Team 26

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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