EEDI Innovative-Technology Credit

Model the EEDI numerator credit for Category A / B / C energy-saving technologies per MEPC.1/Circ.815 - shaft generators, waste-heat recovery, wind assist, air lubrication, and more.

IMODesignMEPC.1/Circ.815

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This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{Credit} = f_\text{eff} \cdot P_\text{eff} \cdot C_{f,\text{ME}} \cdot \text{SFC}_\text{ME}

Symbol	Meaning	Unit
$Credit$	Numerator subtraction	g CO₂ / h
$f_\text{eff}$	Availability factor
$P_\text{eff}$	Effective saved power	kW
$C_{f,\text{ME}}$	Main-engine fuel CO₂ factor	t CO₂ / t
$\text{SFC}_\text{ME}$	Main-engine SFC	g/kWh

Source: IMO MEPC.1/Circ.815; IMO MEPC.328(76)

In short

Model Category A/B/C energy-saving-technology credits in EEDI - shaft gen, WHR, wind assist, air lubrication - per IMO MEPC.1/Circ.815.

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