IHI-SPB Tank System for FLNGSPB Tank System for...

IHIIHI--SPB Tank System for FLNGSPB Tank System for FLNGIHIIHI--SPB Tank System for FLNGSPB Tank System for FLNG

Kazuo WATANABEKazuo WATANABEIHI Marine United Inc.IHI Marine United Inc.

IHI Corp./ IHI Marine United Inc. ProprietaryIHI Corp./ IHI Marine United Inc. ProprietaryPage Nov.02, 20121

ContentsContentsContentsContents

• Outline of FLNG CCS – IHI-SPB SystemKey Factors for Selection of FLNG CCS• Key Factors for Selection of FLNG CCS

• IHI-SPB System Applicationy pp


Outline of SPB Cargo Tank SystemOutline of SPB Cargo Tank SystemOutline of SPB Cargo Tank SystemOutline of SPB Cargo Tank System

SS PP BBSSelfelf--supporting, supporting, PPrismaticrismatic--shape IMO type shape IMO type BBStructural concept based on long history and Structural concept based on long history and

i i i h li i i h lexperiences in marine technologyexperiences in marine technology

HullRobust & ReliableRobust & Reliable

Best fit to hull formBest fit to hull form

R t i t ti fR t i t ti fTank

u

Restricts motions of Restricts motions of cargo liquid insidecargo liquid inside Insulation

Support


Tank and Tank RegionsTank and Tank RegionsTank and Tank RegionsTank and Tank Regions

Internal BulkheadsInsulation

H llSwash Bulkhead

TankHull

Tank SupportWalkway

Centerline BulkheadAround Tank

y


Hull and Tank SectionHull and Tank SectionHull and Tank SectionHull and Tank Section

Chock

General View of TankTankHull

Swash BHD

Hull

Insulation Centerline BHD

Support


Tank SupportTank SupportTank SupportTank Support

• Cargo tank is supported on theLongitudinal Chock Vertical Support • Cargo tank is supported on the bottom by specially reinforced plywood

• Chock constructions are Tank Dome

Longitudinal Chock Vertical Support

provided on top and bottom of the tank

Tank top plan Tank bottom plan

Transverse Chock

Tank top plan Tank bottom plan

Tank

stopperHull Inner BottomSupport Chock


Support Chock

T k I l tiT k I l tiTank InsulationTank Insulation

Insulation System:

Cushion JointNo Thermal Stress

• Pre-fabricated rigid PUF panels • Cushion joints

Cushion Joint

Best Insulation materialSpecial insulating support

Very Low Boil-Off Rate

No Thermal Stress

Rod/Washer/NutOuter Cushion Joint

Joint Tape

Panel

Inner Cushion JointTank Skin

Stud


Key Factor for FLNG CCSKey Factor for FLNG CCSKey Factor for FLNG CCSKey Factor for FLNG CCS

A) Wide and Flat Upper DeckA) Wide and Flat Upper DeckB) Any Level Loading without SloshingC) Hi h R li bilit & R b tC) High Reliability & RobustnessD) Easy operation, inspection & less maintenance on-site


A) WideA) Wide and Flatand Flat UpperUpper--deckdeckA) Wide A) Wide and Flat and Flat UpperUpper--deckdeck

- To install topside plant on upper deckWide and Flat UpperWide and Flat Upper--deck is essential for deck is essential for FLNG to mount Topside process plantFLNG to mount Topside process plant

LPG FPSO with SPB tanks LNG Carrier with SPB tanks


B) Any Level Loading without SloshingB) Any Level Loading without SloshingB) Any Level Loading without SloshingB) Any Level Loading without Sloshing

- To produce LNG continuously by planned production rate

Eliminate sloshing phenomenon itself by Eliminate sloshing phenomenon itself by

Sloshing is : Resonance of liquid in tank with the vessel motions Sloshing is : Resonance of liquid in tank with the vessel motions

g p yg p yproviding internal bulkheads in both providing internal bulkheads in both transverse and longitudinal directions.transverse and longitudinal directions.

Natural way in marine technology not to Natural way in marine technology not to generate sloshing by dividing liquid into generate sloshing by dividing liquid into portions, exactly same approach to :portions, exactly same approach to :yy

Crude oil tankersCrude oil tankersLPG tankersLPG tankersChemical tankers, etc.Chemical tankers, etc.


C) High Reliability and RobustnessC) High Reliability and RobustnessC) High Reliability and RobustnessC) High Reliability and Robustness

• To operate continuously without dry dock during long life timeT i i i i k FLNG i

SPB designed based on No Leak Concept

• To minimize risks to stop FLNG operation

Complete fatigue analysis with conservatism

g pincorporating as-built conditions of tank

Probability of Fatigue FailureProbability of Fatigue Failure

Complete fatigue analysis with conservatism

Maximum Probability of Fatigue Failure Probability of Fatigue Failure

P << 10P << 10--66

a uconstruction tolerance taken into design

Quality verification by 100% X-ray


Operation RecordsOperation RecordsOperation RecordsOperation Records

• No trouble on the SPB tank• No trouble on the SPB tank• No shutdown of floating terminals since start of

their operationtheir operation• No delay of LNG transportation even in very

harsh route, Alaska – Japanharsh route, Alaska Japan LNG Carriers(from 1993)

Floating LPG Terminals (from 2005) (from 1997)

By courtesy of Single Buoy MooringsBy courtesy of Single Buoy Moorings


D) Easy Operation & Less MaintenanceD) Easy Operation & Less Maintenance--Simple Pressure Control, Independence from HullSimple Pressure Control, Independence from Hull--• To operate continuously without dry dock during long life time

• No special pressure controls

• To operate continuously without dry dock during long life time• To minimize risks to stop FLNG operation

• No special pressure controls

Strong against OUTER and inner pressurepressure

• Free from inner hull damagegSeawater leakage from ballast tank, if it should occur, can be treated safely

d i dand repaired.


A d I tiA d I tiAccess and InspectionAccess and Inspection

• Fault, if any, can be found before growing into trouble

Uniform space between hullSPB TankTanktop

Uniform space between hull and tank system

Tank

Horizontal girdersprovide permanent stages for access and/or work scaffolding

Walkway

g


SPB Tank ApplicationSPB Tank ApplicationSPB Tank ApplicationSPB Tank Application

Floating Terminal (FPSO) Floating Terminal (FSRU)

Onshore Power Plant

LNGCLNGC

LNG Carrier (1993 -)SPB Technology

FSRUFPSO

Land Storage Offshore GBS

LPG FPSO (2005 -)

IHI Corp./ IHI Marine United Inc. ProprietaryIHI Corp./ IHI Marine United Inc. ProprietaryPage February 29, 201215

LNG Fuel Gas Tank for various kinds of vesselsLNG Fuel Gas Tank for various kinds of vesselsLNG Fuel Gas Tank for various kinds of vesselsLNG Fuel Gas Tank for various kinds of vessels

Reduction of;Reduction of;CO2 emission

NOx, SOx emission

Source: Wartsila

Effective use of ship’s space with any shape of tank by SPB system

IHI Corp./ IHI Marine United Inc. ProprietaryIHI Corp./ IHI Marine United Inc. ProprietaryPage February 29, 201216

Thank you for your Attention!Thank you for your Attention!y yy y


IHI-SPB Tank System for FLNGSPB Tank System for...

Documents

Transcript of IHI-SPB Tank System for FLNGSPB Tank System for...