Anode mass required to deliver a given current over an intended life, using the Faraday-style relation M = I·T / (u·ε).
Formula
$$ M = \frac{I \cdot T}{u \cdot \varepsilon} $$
Symbol legend
| Symbol | Meaning | Unit | Source |
|---|---|---|---|
| $I$ | Required protective current | A | CP calc |
| $T$ | Design life in hours | h | lifeYears × 8766 |
| $u$ | Theoretical capacity | Ah/kg | material property |
| $ε$ | Utilisation efficiency | - | material + design |
Sources
- DNV-RP-B401 Section 6.