Sustainable Ships
IMO NOx Tiers Quickscan
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Ship type
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Year built
[year]
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Main engine speed –
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Auxiliary engine speed –
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NOx tiers that apply
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NOx limit against engine speed
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Figure 1: IMO NO
x
emission control areas
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Representative daily power demand
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Power [kW]
Idle / moored –
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Sailing –
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Working –
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OPEX and emissions
▲
▼
Ship and fuel parameters
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▼
Installed power
kW
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Auxiliary power
kW
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Fuel
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Fuel price
€ / liter
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ETS price
€ / mT
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Engine maintenance
€ / hr
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Operational profile and power
▲
▼
Idle / moored power
kW
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Sailing power
kW
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Working power
kW
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Peak power
kW
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Peaks per day
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Engine characteristics and SFC
▲
▼
Engine speed class
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Engine type
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SFC offset
g / kWh
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Specific fuel consumption [g/kWh]
