DSEC is one of the best marine engineering companies in the world. DSEC provides a total solution of the state-of-the-art on LFS throughout overall design, procurement and supervision services to shipyards and ship owners around the world. DSEC focuses on full compliance with rules and customer’s requirements based on the high-end technology and proven experiences.
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LNG FEED PUMP3
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Boil-off Gas(BOG) Treatment Technology
■ Fuel Gas Supply System(FGSS) for Four Stroke Main Engine
LC type
Foam insulated type C tank
Tank design pressure : 4 bar g
Submerged fuel gas pump : 7 bar g
Boil-off gas compressor : 7 bar g
LD type
Foam insulated type C tank
Tank design pressure : 7 bar g
Submerged fuel gas pump : 7 bar g
Keep Boil-off gas in fuel tank
BOG COMPRESSOR
BOG HEATER
LP VAPORIZER
FEED PUMP
FOUR-STROKEMAIN ENGINE
LNG Storage Tank(Type C)
LP VAPORIZER
FEED PUMP
FOUR-STROKEMAIN ENGINE
LNG Storage Tank(Type C)
■ Fuel Gas Supply System(FGSS) for Two Stroke Main Engine
HT type
-Foam insulated type C tank
-Tank design pressure : 7 bar g
- Submerged fuel gas pump : 7 bar g
- High pressure pump : 300 bar g
- Boil-off gas to Auxiliary engines or DF Boiler
LX type
- Foam insulated type C tank
- Tank design pressure : 7 bar g
- Submerged fuel gas pump : 7 bar g
- LP Vaporizer : 16 bar g
- FG Vaporizer
HB type
- Foam insulated type C tank
- Tank design pressure : 4 bar g
- Submerged fuel gas pump : 7 bar g
- High pressure pump : 300 bar g
- Boil-off gas to DF Boiler or GCU
H
FEED PUMP
P PUMP
HP VAPORIZER
FG VAPORIZER
TWO-STROKEMAIN ENGINE
AUXILIARY ENGINES
LNG Storage Tank(Type C)
H
FEED PUMP
P PUMP
HP VAPORIZER
FG VAPORIZER
TWO-STROKEMAIN ENGINE
AUXILIARY ENGINES
PRESSURE CONTROL VALVE
AUXILIARY ENGINES OR DF BOILER
LNG Storage Tank(Type C)
FEED PUMP
LP VAPORIZER
FG VAPORIZER
TWO-STROKEMAIN ENGINE
AUXILIARYENGINES
LNG Storage Tank(Type C)
HG type
- Foam insulated type C tank
- Tank design pressure : 7 bar g
- Submerged fuel gas pump : 7 bar g
- High pressure pump : 300 bar g
- Boil-off gas to Auxiliary engines
FEED PUMP
BOG HEATER
HP PUMP
HP VAPORIZER
FG VAPORIZER
TWO-STROKEMAIN ENGINE
DFBOILER
LNG Storage Tank(Type C)
■ LNG Fuel Storage Tanks
DSEC is able to offer various LNG storage solutions such as type C, B and Membrane.Optimized fuel supply system can be provided for each type of LNG storage solutions.
Various structural and thermal analysis for independent LNG fuel tank.
TYPE B TANKMaterials : Aluminum or *High Mn.
TYPE C TANK MEMBRANE TANK
Materials: SUS304 or 9% Ni, *High Mn
Insulation:Polyurethane foam (PUF) with single shellor Vacuumed Perlite with double shell
* Under Developing
Heat Transfer Analysis Thermal Stress Analysis
Fatigue Analysis
Structural Analysis Buckling Analysis
Reference
■ World First LNG fuelled Containership
■ World First LNG ReadyⅠECO MR Tanker
■ World First LNG ReadyⅢ Con-ro Ship
FGSS (DSME –HiVAR)
MAN DFDG MAN ME-GI Engine
40/45/53 ft Container Hold & On Deck
EEDI(Co2) up to Phase 2
Crew’s Welfare DesignIMO type “C” LNG Tank(Future Installation)
FGS Room(Future Installation)
Best Optimum Hull Form
MAN “G” Type ME
HIMSEN DFDG
L x B x D x T 233.0 x 32.2 x 18.3 m
Deadweight 31,830 MT (at 10.5 M of design/scantling draft)
Speed 22.0 knots
Cargo Capacity 3,100 TEU (Reefer : 266 sockets)
Crusing Range 10,000 NM(LNG 4,000 NM + FO 6,000 NM)
Main Engine MAN D&T 8L70ME-C8.2-GI
L x B x D x T 186.0 x 32.2 x 19.1 m
Deadweight 49,430 MT
Speed 14.5 knots
Cargo Capacity 53,700㎥
Crusing Range 10,200 NM
Main Engine MAN D&T 6G50ME-B9.3
L x B x D x T 265.0 x 34.9 x 21.1 m
Deadweight 51,800 MT
Speed 23.0 knots
Cargo Capacity 3,700TEU + 520Auto + 25 trailer
Crusing Range 13,700 NM
Main Engine 6G90ME-C10.5-GIMAN”G”Type ME-GI
MEMBRANE TANKIN NO.5 HOLD(For future installation)
FGSS ROOM
New Developed LFS Line-up
Environmental friendlyNOx Tier III without reduction device
Integrated Automation Systemfor machinery and cargo system
Two(2) sets of IMO type “C” tanks (-163℃)
Dynamic Position System (DP-0)
Bow Thruster
Electric Propulsion System (2 sets of azimuth thruster)
Low Pressure Fuel Gas Supply System
Three(3) sets of Membrane (GTT NO96) tanks (-163℃)
Environmental friendlyIMO Tier III-SCR for ME & GE
4-Stroke DFDG
■ 3.6K LNG Bunkering VesselL x B x D x T 101.3 x 15.6 x 8.8 x 5.1m
Deadweight 2,600 MT
Speed 10.0 knots
Cargo Capacity 3,600 M3
Crusing Range 3,500 NM (LNG 2,000 NM + MGO 1,500 NM)
Propulsion DFDE with Azimuth, fixed pitch propeller
■ 35K LNGCL x B x D x T 175.0 x 28.6 x 17.8 x 8.0/8.3m
Deadweight 19,300 MT
Speed 16.0 knots at design draft of 8.0m
Cargo Capacity 35,000 M3
Crusing Range 6,300 NM (MGO)
Propulsion DFDM with 4-Stroke engine
Integrated Automation Systemfor machinery and cargo system
Low Pressure Fuel Gas Supply System
4-Stroke ME & DFDG
Okpo, Korea
Shandong, ChinaIHIOsaka, Japan
Tokyo
Shanghai
Kuala LumpurSingapore
Jakarta
Asia
Based on accumulated extensive engineering experience, DSEC offers the best solutions of total ship & Marine Technology.Furthermore, DSEC continuously develops the design methods and technologies to enable the complex demands posed by the rapidly changing market.
Oversea Branch
NAVANTIAPuerto Real, Spain
ODCOman
Mangalia, Romania
Oslo
LondonAthens
Ecuador
Huston
Rio de janeiro
Europe America
3370, Geoje-daero, Geoje-si, Korea