System Comparison

KC-1

SUS 304L 1.5mm (용접길이: 81 KM)

3700 x 10250mm

SUS304L 1.5mm (용접길이: 83 KM)

3700 x 10250mm

270mm(PUF)/320mm(PUF) 일체형 Board

1350 x 2700mm

0.12% / day 0.10%/day

Mark-III(Flex)

Rigid/Flexible Triplex 0.8mm (접착길이: 39.8 KM)

0.15% / day

1차방벽 (174K 기준)

2차방벽 (174K 기준)

단열보드

BOR (174K 기준)

Mark-V

SUS 304L 1.2mm (용접길이: 55.6 KM)

1020 x 3060mm

Invar 0.7mm (용접길이: 56.7 KM)

1020 x 3060mm

480mm(R-PUF) (Top:170t, Btm:310t)

기계식 체결 1000 x 3000mm

0.075% / day

SUS 304L 1.2mm (용접길이: 55.6 KM)

1020 x 3060mm

400mm (Top:100t, Btm:300t)

270mm (Top:100t, Btm:170t)

0.09% / day

Mark-III Mark-III Flex

Load Bearing (선체와 단열보드 미접착)

Load Bearing & 선체와 단열보드 접착체결

Mastic 역할 Load Bearing &

선체와 단열보드 접착체결

없음 Rib-Membrane Wooden Wedge

1차방벽 보강

Rib-Membrane Wooden Wedge

접착 구조 990 x 3030mm

Mark-III Mark-III Flex

GTT Mark III system

2

Primary Barrier

stainless steel membrane

(1.2 mm, SUS304L)

Secondary Barrier

Triplex (Composite, Al-foil & Glass Cloth,

abt. .0.8 mm)

Insulation Panel

R-PUF (270mm, 100mm + 170mm) 0.15 %/d (BOR)

※ Mark Flex: 400mm (100mm + 300mm) 0.1 %/d (BOR)

GTT Mark V System

3

Primary Barrier

Identical to Mark III Primary Barrier

(stainless steel membrane, 1.2 mm,

SUS304L) Secondary Barrier

Corrugated 36% nickel-Fe (Invar) 0.7 mm thick

Insulation Panel

R-PUF (480mm, 170mm + 310mm)

0.075 %/d (BOR)

GTT NO.96 System

4

Primary Insulation Box

Pertile Insulation (230 mm)

Secondary Insulation Box

Pertile Insulation (300 mm)

※ Total Thickness IP: 530mm 0.15 %/d (BOR)

Primary Barrier

36% nickel-Fe (Invar) 0.7 mm thick

Secondary Barrier

36% nickel-Fe (Invar) 0.7 mm thick

GTT NO.96 Max System

5

Primary Barrier & Secondary Barrier

36% nickel-Fe (Invar)

Insulation Panel

NO.96

NO.96 Max. Pillar Structure Box and non-

structural Insulation

Insulation Box

6

[GTT] Mark-III System

Corrugated Primary Barrier (1.2t, SUS304L)

Secondary Barrier (abt 0.8t, Al-Foil & Glass Cloth)

Insulation Panel (400t, Plywood/R-PUF)

Anchoring to Inner Hull with Epoxy Mastic

System Overview of Mark-III

Top : 100t Bottom : 300t

[KOGAS] KC-1 System

System Overview of KC-1 1st & 2nd Barrier (1.5t, SUS304L)

Interbarrier Spacer (12t, Plywood)

Insulation Panel (256.5t, PUF/Plywood)

Corner Panel (SUS 304/PUF/Plywood)

Hull Structure Anchoring with Stud and Mastic

7

Membrane Anchor (SUS 304/304L)