lng terminal and tank technologies at kogas lng terminal

LNG Tank Tech CentreR&D Division, KOGAS

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LNG Terminal and Tank

Technologies at

KOGASLNG Terminal and Tank

Technologies at KOGAS


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Oman

Indonesia

Australia

Brunei

Malaysia

4.1 mtpa1.2% equity

5.3 mtpa

3.7 - 5.7 mtpa

0.7 mtpa

0.5 mtpa

Qatar

4.9 - 6.2 mtpa3% equity

2.0 mtpa

Yemen

2.0 mtpa6% equity

Sakhalin II

1.5 mtpa


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(thousand ton)


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● 1 Jetty (mainly used for T-I, backup for T-II) ● LNG storage tanks : 10 x 100k in operation● 6 BOG compressors ● 1 Recondenser (60ton/h)● 17 Vaporizers : 9 ORV, 8 SMV● 1 Control room

Pyeongtaek Terminal-I

● 1 Jetty (mainly used for T-II, backup for T-I)● 14 LNG storage tanks

▪ 4 x 150k, 3 x 200k under construction▪ 7 x 200k to be constructed in the future

● 6 BOG compressors● 2 Recondensers● 17 Vaporizers : 4 ORV, 13 SMV● 1 Control room

Pyeongtaek Terminal-II


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● 2 Jetties ● LNG storage tanks

▪ 10 above-ground tanks x 100k in operation▪ 8 in-ground tanks (2 x 140k, 6 x 200k) in operation▪ 2 in-ground tanks x 200k under construction

● 10 BOG compressors● 4 Recondensers● 32 Vaporizers (3,650 ton/h) : 8 ORV, 24 SMV● 1 Control room

under construction


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● 1 Jetty (2nd jetty under construction) ● LNG storage tanks

▪ 10 tanks x 150k in operation▪ 4 tanks (2 x 150k, 2 x 200k) under const.▪ future : 2 tanks x 200k (Nos.15 & 16)

● 4 BOG compressors● 2 Recondensers ● 9 Vaporizers : 6 ORV, 3 SMV● 1 Control room


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Pilot LNGTank

LNG Tank Project

Membrane Containment

9% Nickel Full Containment

Pilot LNGTank

Design of Commercial Membrane LNG Tank

Key Materials & Technologies

Construction of Commercial LNG Tanks

Design of Commercial 9% Nickel LNG Tank

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❒● Type : elevated, membrane, suspended

deck● Kogas membrane containment system

▪ STS304 corrugated membrane▪ PUF insulation

● Inner diameter 13.76m, height 10.92m● Outer tank : Pre-stressed concrete

(600mmt)▪ Outer diameter 15.38m, height

14.21m● Net capacity : 1,020m3 (gross 1,300m3)● Operating level : 1.5~8.81m● Design pressure : -5~450mbarg● Operating pressure : 50~350mbarg● Boil-Off Rate : 0.53vol%/day● LNG Pump : 50m3/h x 2, 15bar❖ Started operation in 2001

❒● Evaluation of Kogas containment system● LNG storage and boil-off behavior studies● Cyclic fatigue test of warm-up and

cool-down● LNG tank commissioning training

❒ ● Verify design, construction and operation technologies

to develop commercial tanks● Studies on LNG storage behavior

❒● Applied Kogas membrane containment system● Installed a stress measurement system for membrane● The unique LNG storage tank for R&D purposes● Connected with the processes of Incheon terminal


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PerlitePowder

Glass FibreBlanket 9% Nickel

Plates

PCB

Concrete

Cellular Glass


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Tongyeong Terminal


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Secondary Insulation

PUF insulation

Membrane

Concrete


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9% nickel steel weld

Cellular glass insulation

9% nickel type LNG tank


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Specifications


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Specifications

200K Membrane Containment LNG Tank


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in-ground200,000m3

Membranecontainment

above-ground150,000m3

9% Ni Full ContainmentMembrane Containment

PilotLNG tank1,300m3

above-ground200,000m3

9% Ni Full ContainmentMembrane Containment


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Mined Rock Cavern (LPG Storage) Lined Rock Cavern (LNG Storage)


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Rockmass imbibition Ice ring formation

Ice Ring LNG at -160 °C

Rockmass drainage Cavern excavation

Rockmass freezing0°C isothermFrozen dry rock

Civil works and erection of membrane containment system


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INSULATIONINSULATION INSULATION

1ST BARRIER(MEMBRANE) MEMBRANE

ANCHOR2ND BARRIER

CORNER FIXTURE

CORNER FIXTURE

MEMBRANE ANCHOR

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Primary Membrane

Inter-barrier Board

Secondary Membrane

Membrane Anchor

Insulation Panel

Corner Insulation

Thick Corner Plate Corner Membrane

Corner Anchor


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KOGASLNG Tank &

TerminalTechnologies

Basic Design of

LNG Terminal

LNG Storage Tanks

(Membrane & 9% Ni)

KC-1 LNG Cargo

Containment System

Development of

Cryogenic Materials

Consulting forLNG Facilities

Characterization of

Cryogenic Materials

LNG-LRC Tech.

(Lined Rock Cavern

for LNG Storage)

Training Services

Commissioning &

Decommissioning


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THANK YOU!

lng terminal and tank technologies at kogas lng terminal

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