N₂O Emissions
Nitrous oxide emissions from marine engines. Minor by mass but consequential - N₂O has GWP100 of 273, so tiny amounts translate to meaningful CO₂e.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Annual N₂O mass | t | |
| Engine power | kW | |
| Annual hours | h | |
| Engine-type N₂O factor | g/kWh | |
| N₂O GWP100 |
Source: EMEP/EEA 2023 Guidebook; IPCC AR6 - N₂O GWP
In short
Estimate N₂O emissions from marine engines and convert to CO₂-equivalent. Elevated for ammonia dual-fuel engines.