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SOx Scrubber - NaOH Dosing Rate

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NaOH consumption rate for a closed-loop EGCS - dependent on fuel sulphur mass flow and stoichiometry.

Formula

$$ \dot m_{NaOH} = 2 \cdot \dot m_S \cdot \eta \cdot \frac{M_{NaOH}}{M_S} $$

Symbol legend

SymbolMeaningUnitSource
$\dot m_S$Sulphur mass flowt/dayFOC × S%
$\eta$SO₂ removal efficiency-OEM data

Sources

  • MEPC.184(59) EGCS Guidelines.