Everything you needed to know about LNG but were afraid to ask. - - PowerPoint PPT Presentation
Everything you needed to know about LNG but were afraid to ask. - - PowerPoint PPT Presentation
Everything you needed to know about LNG but were afraid to ask. Part II James Ashworth Lead Consultant TRI-ZEN International Pte Ltd, Singapore Glasgow Technology and Innovation Centre (TIC). , 14-17 September 2015 Chicken and egg
Chicken and egg
The Chicken and Egg live on but are fading Disappearance is accelerating
Today we see two big drivers for change
Cost
- In spite of current phenomena, Oil is
- n an upward long-term price
trajectory
- Gas is now structurally 50% cheaper
- 250 years’ gas availability
- Cheaper to operate
- Reduced Maintenance
Environment
- Progressive tightening of emissions
controls mitigate away from oil-based fuels
- LNG ticks all the current boxes to 2050
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Oceans under threat
Populations of marine mammals, birds, fish and reptiles have declined by 49% since 1970. The study says some species people rely on for food are faring even worse, noting a 74% drop in the populations of tuna and mackerel. In addition to human activity such as overfishing, the report also says climate change is having an impact.
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Marine population halved since 1970
World Wildlife Fund and the Zoological Society of London
Emissions Challenges
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SOx NOx PM
Driving Forces - Emissions
Future ECAs
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www.tri-zen.com China Seaports 2020 River Ports 2025
LNG meets all current and planned emissions standards
…but you need more to go the same distance vs. diesel and HFO
0,1 0,2 0,3 0,4 0,5 0,6 0,7 0,8 0,9 1 Diesel LNG CNG
Energy Density (MJ/kg)
IMO/IGC Tank Types
Membrane Independent Type A Oil Type B Type C Pressurised Tanks
Spherical (Moss) Prismatic Cylindrical Bi-lobe
Rolls-Royce Hybrid Drives
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Source: Rolls-Royce Source: Rolls-Royce Source: Rolls-Royce Source: Rolls-Royce
THE FUTURE “A LOAD OF SLUSH” – SUPER-COOLED LNG
Future Technology
Slush Gun
Slush Advantages Lower temperatures reduce boil-off gas Densification advantage ~13.4% (CH4)
- More fuel carried – go further
Regas opportunity for superconducting electric propulsion and other chilled utilities Commercial opportunity for “premium” (low temperature) bunkers?
LNG SUPPLY CHAIN
Glasgow 2015
Joining up the dots
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How are we doing?
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A trans-Atlantic divide and Asian procrastination
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The North American ECA came into force in August 2012. Since then, it has been left to private enterprise to develop LNG bunkering infrastructure. Predictably, this has led to developments by noteworthy pioneers, projects and specific routes, some of whom are happy to share their infrastructure, but little, so far, dedicated to general shipping. The message is clear. Accelerated LNG bunker port development is directly related to state or regional funding availability.
North American developments
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Source: Harvey Gulf Source: Crowley
Asian action
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Finally, Singapore has sent out a RFP for LNG bunkering Korea’s Busan has announced plans for LNG bunkering capability China has ordered 200 LNG fuelled vessels – infrastructure must follow
Thailand – The Kra Canal
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The Malacca Strait traffic is expected to be over-saturated in 10 years By 2025, there will be around 140,000 vessels passing through the strait, but it can only safely accommodate about 122,000 ships The Kra-Canal would shorten shipping distances by 1,200 Construct a sea-level canal capable of accommodating vessels up to 500,000 dwt with two lane traffic and a transit speed of 7 knots Canal depth 33m and base width of 500 metres
Source: International Institute of Marine Surveying
Conventional LNG Supply Chain models do not work Large scale LNG project ~ $12–15bn Gestation period ~ 10 years Take or pay contract over 20 years (in advance) Shipping will double today’s global LNG demand (300 mmt)
Then and now Once, computers were so large, their buildings were constructed around them
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Today, our smart phones have more computing capacity than that which accompanied the first men to the moon.
LNG in a Box
Port Infrastructure Options
Custody Transfer
Glasgow 2015
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Source: Shell
What is Natural Gas?
Component Formula Percentage
Methane CH4 70-90% Ethane C2H6 0-20% Propane C3H8 Butane C4H10 Carbon Dioxide CO2 0-8% Oxygen O2 0-0.2% Nitrogen N2 0-5% Hydrogen sulphide H2S 0-5% Rare gases A, He, Ne, Xe trace
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LNG Custody Transfer calculation
E = (VLNG x DLNG x GCVLNG) – Egas displaced ± Egas to ER, where:
- VLNG= volume of LNG transferred (m3)
- DLNG = density of LNG transferred (kg/m3)
- GCVLNG = Gross Calorific Value of LNG transferred
(MMBtu/m3)
- Egas displaced = energy of gas displaced from the receiving
tank (MMBtu)
- Egas to ER = energy of gas despatched to the ER or other
locations (MMBtu)
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Gas Chromatograph
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Confidential
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Costs of LNG supply
LNG port case large medium small Throughput/year 343,000 m3 204,000 m3 52,000 m3 Tank size no separate tank 20,000 m3 2 x 700 m3 Tank turnover/year n/a 20 40 Installations
- ne bunkering berth,
- ne jetty
- ne bunkering berth,
- ne jetty
- ne bunkering berth
- ne small-scale
bunkering verssel (4,000 m3) two small-scale bunkering vessel (3-4,000 m3)
- ne tank truck, 50 m3
two tank trucks, 50 m3
- ne tank truck, 50 m3
- ne truck filling station
- ne truck filling station
- ne truck filling station
Costs of LNG distribution at 10 years payback €118/tonne (US$2.2/MMBtu) €137/tonne (US$2.6/MMBtu) €194/tonne (US$3.7/MMBtu)
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Source: DMA/EU
CURRENT ISSUES
Glasgow 2012
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Glasgow 2015
Challenges
Scope for infrastructure and systems improvement Loading arm challenge
Challenges
Regulatory Issues Custody Transfer
Commercial Issues
What guarantees are there for investors? What size should a LNG bunker barge be? How will LNG bunkers be traded? Mass, Volume or Energy content? Who will be responsible for the Custody Transfer? Seller or Buyer? Who will pay for the BOG and BOG management? Who will monitor gas quality? Existing bunker surveyors? Will we develop standards for delivered temperature and pressure? Does colder gas have a higher commercial value than warmer? If excess BOG generation is reduced by lowering pumping rate, who pays for the extra bunkering time? Which infrastructure investment model works best?
Technical Issues
All LNG design problems were solved in the 1960s Gas grade/class/quality/measurement Ship design optimisation (cradle to grave philosophy) Total Energy Management Risk Management
- HAZID
- HAZOP
BOG Management Filling Operations - the last metre Manpower Competency
IMarEST Alternative Fuels SIG
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10 Collyer Quay, Ocean Financial Centre 40-00, Singapore 049315 Tel: 65 6734 5550 mgmt@tri-zen.com Strategy Asset optimisation Sector studies Market studies Forecasting Commercial/technical studies Commercial representation New market entry Detailed business cases Project finance/management Mergers & Acquisitions Organisational development Based in Singapore with consultants in: Bangkok Beijing Calgary Hong Kong Jakarta London Melbourne Perth
James Ashworth T: +66 (0)9 5491 6888 E: james.ashworth@tri-zen.com jamesashworth55