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A Brief Introduction of
65 Ton LNG Fueled Tug
Presented by: Prostar Marine Offshore Pte Ltd www.prostar-marine.com
Email: [email protected]
Project Overall Description Project Name: 65 Ton LNG Fueled (DF) ASD Harbour Tug
Owner: Keppel Smit Towage Pte Ltd Builder: Keppel Singmarine Pte Ltd DF Main Engine: Niigata (Japan), 28AHX-DF LNG Fuel Gas Supply System: Shang Hansail Marine & Offshore Design Co., Ltd. Prostar Marine Offshore Pte Ltd.
One vessel delivered in June 2018 One vessel will be delivered in August 2018
Tug Photos
Vessel Main Particulars 1) Length O.A. : 32.00 m 2) Length B.P. : 27.23 m 3) Breadth Moulded : 12.48 m 4) Depth Moulded : 5.30 m 5) Draft Hull Moulded : 4.00 m 6) Gross Tonnage : Less than 500 GRT 7) Complement : 8 Pax 8) Bollard Pull : 65 Ton 9) Propeller type : FPP
LNG Fuel Gas Supply System (FGSS)
System consists of three major parts: 1) LNG Storage Tank x 2 on the main deck; 2) Bunker Station x 1 on the main deck; 3) Re-Gas Plant x 1 below main deck 4) Glycol water circulating module
LNG FGSS Overall
LNG Tanks: 1. Two LNG tanks per ship with below two Certificates:
1) ABS Cert for LNG Fuel Tank onboard; 2) LR Cert as ISO 20’ LNG container for transportation.
2. Can work in two modes: 1) Fixed LNG fuel tank working with bunker station
onboard; 2) Portable LNG tank container.
3. Capacity for one tank: 1) Gross: 20.6 m3
2) Net: 20.6 m3 (@ 90% Loading Limit)
4. Design Pressure: 1.0 MPa (Inner Vessel)
LNG Tanks:
Bunkering: 1. Quantity: One set at centre main deck between two tanks 2. Capacity: 36m3 LNG/Hour (Maximum) 3. With a simple electric Ship-Shore-Link(SSL) which is
approved by ABS. 4. Bunkering can be done in below two modes:
1) Fixed tank mode through bunker station onboard; 2) Portable tank mode by changing the tanks
Mode 1 Mode 2
Bunkering
SSL (Ship Shore Link)
LNG Re-Gas Plant: 1. Quantity: One set in Re-Gas Compartment below main deck 2. Vaporizer Capacity: 1100 Nm3/h (at 0oC and 1 atm) x 1 set 3. Fuel Gas Output Pressure: 5 – 6 Bar 4. Pressure Fluctuation Tolerance: 0.05 Bar / sec
Glycol Water Circulating Module
Dual Fuel Engine: 1. Model: Niigata 6L28AHX-DF 2. Quantity: two sets 3. Max Continuous Rating (MCR): 1920 KW x 2 sets 4. Rated Speed: 800 rpm 5. Gas Consumption: 328 kg/h per set 6. From Idling(18%) to Full Load (100%): 20 secs
Dual Fuel Engine:
Photo Gallery
HazID & HazOP before Project Started
Factory Acceptance Test
Bollard Pull Test
Naming Ceremony
Main Control Panel
Water Circulating System
Gas Detecting System
On Media
Other LNG Project
500m3 LNG Bunkering Barge
L: 90m B: 18m Design Draft: 2.65m LNG Tanks: 250m3 x 2
We have designed and supplied LNG Tanks and System for LNG Bunkering Barges in China. Six vessels were delivered.
Thank you For Your Attention Please go to our website for more information.
www.prostar-marine.com