Wartsila Oyj Abp · OMXHEX:WRT1V
Wartsila Oyj Abp — Wärtsilä — Technical Presentation (November 2013)
26 slides from Wartsila Oyj Abp's technical presentation, Nov 12, 2013
Slide 1: Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier
FUEL GAS HANDLING SYSTEM AND BOG RELIQUEFACTION FOR LNG CARRIER EIRIK MELAAEN WÄRTSILÄ OIL & GAS SYSTEMS AS 1 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 2: Agenda
Wärtsilä Oil & Gas Systems Agenda: • BOG Reliquefaction plant • Low Pressure Gas to Engine(e.g. DFDE, 2-Stroke DFE) and BOG Reliquefaction System • High Pressure Gas to Engine(Gas Diesel Engine) and BOG Reliquefaction System • Future concepts 2 © Wärtsilä 12 November 2013 Fuel Gas Handling System an
Slide 3: Our Expertise in the Gas Value Chain
Our Expertise in the Gas Value Chain Distribution & transport Power generation Regasification (FSRU/JRU) LNG receiving terminal LNG liquefaction & terminal Re-liquefaction of LNG carrier Small scale LNGBoil Off Gas, fuelled liquefaction plants LNG bunkering vessels LNG/LBG & barges Production Oil ta
Slide 4: LNG Technology Development
LNG Technology Development Wärtsilä (Hamworthy) LNG process history 35 LNG BOG Reliquefaction systems Al Gattara (Hyundai) BOG Reliquefaction Snurrevarden LNG Plant System (58,000 tpy ) (22,000 tpy ) • First free-standing small scale Kollsnes II LNG LNG plant in Northern Europe • 2 x capacity of del
Slide 5: BOG Reliquefaction Plant
oe Thos BOG RELIQUEFACTION PLANT 5 WARTSILA
Slide 6: BOG to Engines or Returned to Tank
BOG to Engines or Returned to Tank Different solutions available for LNG carrier propulsion: 1. Use BOG & LNG as fuel e.g steam turbines, dual-fuel diesel electric, dual-fuel engines 2. BOG reliquefaction, liquefy and sell excessive BOG or all LNG loaded onboard LNG level Pattern for ship’s using BO
Slide 7: Boil-off gas from cargo tanks vs. fuel gas required by the engine
Boil-off gas from cargo tanks vs. Fuel gas required by the engine Forced Available BOG LNG Excess BOG Boil-off Gas (kg/hr) Balance between Vessel speed and BOG flow BOG consumed Available BOG in the engine Speed of the Vessel (knots) 7 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Rel
Slide 8: BOG Reliquefaction System (LNGRS – Mark III)
BOG Reliquefaction System (LNGRS – Mark III) No feeding of gas to engines (QFLEX vessels) Boil-off gas 8 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 9: Mark III layout/QG
Mark III layout/QG Cold box LNG pump skid N2 reservior N2 supply skid N2 companders BOG Pre-heater compressors N2 companders Typical dimensions: 30 x 22,5 x 7 m (L x W x H) Equipment weights: 240 ton 9 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik
Slide 10: Engines Requiring Low Pressure Gas and BOG Reliquefaction Plant
ENGINES REQUIRING LOW PRESSURE GAS (DFDE, 22--STROKE DFE) AND BOG RELIQUEFACTION PLANT
Slide 11: BOG Reliquefaction System with Low-Pressure Fuel Gas Supply System
BOG Reliquefaction System (LNGRS) Low-Pressure Fuel Gas Supply System (LP FSSS) LP-compressor Boil-off gas 11 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 12: Dual-fuel propulsion system
Wärtsilä Oil & Gas Systems AS Dual-fuel propulsion system 12 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 13: Engines Requiring High Pressure Gas and BOG Reliquefaction System
ENGINES REQUIRING HIGH PRESSURE GAS (Gas Diesel Engine Engine)) AND BOG RELIQUEFACTION SYSTEM
Slide 14: BOG Reliquefaction System with High-Pressure Fuel Gas Supply System
BOG Reliquefaction System (LNGRS) High-Pressure Fuel Gas Supply System (HP FGSS) HP-pump and Optimizer 14 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 15: PFD – Vaporization System
PFD – Vaporization System STEAM/HOT WATER HEATER BRINE PUMP CONDENSATE FROM BOG RS HP PUMP HIGH PRESSURE GAS OR LNG FROM CARGO TANKS TO GAS ENGINE Pressure: 3-5 bar LNG VAPORIZER Pressure: Max 300 bar Temprature: -160°C Temprature: 45 ±10°C 15 © Wärtsilä 12 November 2013 Fuel Gas Handling System and
Slide 16: Updated Arrangement - Gas Supply System
Updated Arrangement - Gas Supply System Pulse LNG vaporizer Suction damper (1) (1) drum (1) Brine circulation pump (2) Brine HP LNG HP LNG heater (1) pump (2) pump (2) Typical dimensions: 7 x 3 x 2 m (L x W x H) Equipment weights: Ca 25 ton 16 © Wärtsilä 12 November 2013 Fuel Gas Handling System and
Slide 17: BOG Reliquefaction System with HP Compressor and HP Pump
BOG Reliquefaction System (LNGRS) High-Pressure Fuel Gas Supply System (HP FGSS) HP-compressor and HP-pump LNGRS for excessive BOG? 17 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 18: Layout – Burckhardt compressors + BOG Reliq plant
Wärtsilä Oil & Gas Systems AS Layout – Burckhardt compressors + BOG Reliq plant Typical dimensions: 30 x 22,5 x 7 m (L x W x H) 18 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 19: Future Concepts New MR
FUTURE CONCEPTS NEW MR TWO REFERENCES: NEW MR DEMONSTRATION PLANT – 2,5 TON/DAY NEWMR EGE PLANT – 11 TON/DAY
Slide 20: Demonstration plant – 2,5 ton/hr
Demonstration plant – 2,5 ton/hr 20 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 21: New MR Process Overview
New MR Process Overview 21 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 22: Pictures EGE - Project
Pictures EGE - Project 22 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 23: Flow Sheet of Liquefaction Plant
Flow Sheet of Liquefaction Plant Pretreatment Liquefaction process Gas H2O & CO2 pre- removal cooling Raw gas inlet H2O Cold Box Storage & CO2 system MR Pre Cooling refrigeration system unit To flare gas Expansion system Main biomethane flow Mixed refrigerant (MR) flow Gas return from trucks CO2 fro
Slide 24: BOG Reliquefaction System NewMR LP Fuel Gas Supply System
BOG Reliquefaction System (LNGRS) NewMR LP-Pressure Fuel Gas Supply System (LP FGSS) Compressor and Forcing Vaporizer LNGRS for excessive BOG 24 © Wärtsilä 12 November 2013 Fuel Gas Handling System and BOG Reliquefaction for LNG Carrier_Eirik Melaaen
Slide 25: Summary – Wärtsilä NewMR technology
Summary – Wärtsilä NewMR technology BOG reliquefaction system only electric power needed on LNG vessels in the future • Easy and quick start up and NewMR shut down of all systems Why? • Standardisation of • Demonstration plant proven capacities: 1,5 ton/hr, 2,5 to be successful ton/hr etc. – Robust
Slide 26: Thank you for your attention!
Thank you for your attention! EIRIK MELAAEN Business Development Manager Tel: +47 66 10 95 66 Mobile: +47 959 67 377 Fax: +47 815 48 510 E-mail: emelaaen@hamworthy.com Web: http://www.hamworthy.com