LNG储罐结构介绍

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1. LNG Tank General
Definition
A facility storing and sending out the LNG unloaded from LNG carriers. Tanks are classified into AG membrane type, IG membrane type, AG 9% Ni type in KOGAS
Type of Tank
Criteria Location Classification Above Ground In-ground Under Ground Pillar Base Brine heater Base Single Containment Double Containment Full Containment 4
Base structure Safety Protection
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2. Structure & Composition
Incheon IG Tank
ㅇ Incheon IG Tank
- Type : Membrane - Cap. : 20,000KL - P(Design) : 296g/cm2 - BTM heater : o - Outter Dike : ×
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2. Structure & Composition
Tongyeon IG Tank
ㅇ Tongyeon IG Tank
- Type : 9% Ni - Cap. : 14,000KL - P(Design) : 290g/cm2 - BTM heater : o - Outter Dike : ×
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2. Structure & Composition
Peongtaek 2nd Terminal (9% Ni)
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2. Structure & Composition
Difference of PT Tank PT 2nd
PT 1st
Membrane (sus) Tank
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9% Ni Plate Tank
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2. Structure & Composition
9%Ni Tank Inner Structure
Feature of 9% Ni Steel
- Thermal expansivity 小 - 低溫靭性 優秀 - 加工性 및 鎔接性 優秀
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2. Structure & Composition
9%Ni Tank Inner Structure
Roof Liner Concrete Roof
Perlite Membrane Seal Plate
Stainless Steel Band Fiberglas Blanket
Suspended Deck First Ring Glass Cloth Fiber Glass Blanket Top Girder Insulation Anchor Pin Perlite
Suspended Ceiling Deck Fiber Glass Blanket
Suspended Deck Hangers Glass Cloth
Stiffner
Pump Column
Concrete Wall Fiber Glass Blanket Inner Tank Shell(9% Ni)
Wall Vapour Barrier Insert Ring Column Guide Shell Liner Foamglas Plywood Concrete Block(Ringbeam) Leveling Concrete(Wire Mesh) Compressed Fiberglass Inner Tank Bottom Dry Sand Foamglas Block Dry Sand
Ringbeam
Concrete Bottom Slab Bottom Vapour Barrier Dry Sand
Foamglas Block Bottom Liner
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1. LNG Tank General
Single
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Double
Full
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1. LNG Tank General
Prograss of Tank type
Single
Dike
Double
Full
PC Wall
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Ⅱ. Structure & Composition
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2. Structure & Composition
Pyeongtaek AG Tank
ㅇ Pyengtaek Tank
- Type : Membrane - Cap. : 10,000KL - P(Design) : 230g/cm2 - BTM heater : × - Outter Dike : o
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2. Structure & Composition
Incheon AG Tank
ㅇ Incheon Tank
- Type : 9% Ni - Cap. : 10,000KL - P(Design) : 296g/cm2 - BTM heater : × - Outter Dike : o
PyeongTaek Terminal
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