PEM Electrolyzer Hydrogen Yield Calculator
Green hydrogen engineering: Calculate electrolytic hydrogen generation rate via Faraday's Law, Faradaic current efficiency ($eta_F$), specific energy consumption ($SEC$), and stack system efficiency.
Electrolyzer Stack Electrical Sizing
Thermoneutral: 1.482 V
Faradaic Efficiency & Parasitics
Current converted to gas (96–99%)
Hydrogen Generation & Energy Intensity
Hâ‚‚ Production Rate:
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kg Hâ‚‚ / hour
Volumetric Production:
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Nm³ / hour (STP)
Specific Energy:
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kWh / kg Hâ‚‚
Specific Energy:
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kWh / Nm³
HHV Efficiency:
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V_tn / V_cell × η_F
Daily Production & Resource Balance
Daily Hydrogen Production:
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High-Purity Water Feed Required:
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Oxygen (Oâ‚‚) Byproduct Generation:
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