GREEN AMMONIA

GREEN AMMONIA

Green Ammonia Starts with Efficient Hydrogen Electrolysis

Ammonia production consumes over 1% of global energy. Replacing grey hydrogen with electrolytic H2 powered by renewables demands the most efficient electrolyser membranes available.

Membrane Cross-Section

PSU-TiO₂-GO
OH⁻OH⁻OH⁻PSU MatrixTiO₂GO SheetsPores350-410 μm

Lower H2 Feedstock Cost

Hydrogen accounts for roughly 70% of ammonia production costs. IONZERA's lower cell voltage directly reduces the cost of the H2 feedstock entering the Haber-Bosch reactor.

Continuous Operation Compatibility

Ammonia synthesis requires a steady hydrogen supply. IONZERA's robust PSU-TiO2-GO construction and 2.7 MPa tensile strength support continuous, high-utilization electrolyser operation.

Scale-Ready Supply

Green ammonia plants are planned at hundreds of MW to multi-GW scale. IONZERA's mesh-free manufacturing scales efficiently to meet the membrane volumes these projects demand.

The Green Ammonia Opportunity

Ammonia (NH3) is one of the world's most produced chemicals, with over 180 million tonnes manufactured annually, primarily for fertilizers. Conventional ammonia production relies on grey hydrogen from natural gas reforming, generating approximately 1.8% of global CO2 emissions. Green ammonia replaces this fossil-derived hydrogen with electrolytic H2 produced from renewable electricity.

The economics of green ammonia are dominated by the cost of electrolytic hydrogen. Every improvement in electrolyser efficiency flows directly to the ammonia plant's bottom line, making the separator membrane a critical lever for project viability.

Why Membrane Efficiency Matters for NH3

A typical ammonia plant consumes roughly 176 kg of hydrogen per tonne of NH3 produced. For a 1,000 tonne-per-day green ammonia facility, the electrolyser system must produce approximately 176 tonnes of hydrogen daily, requiring sustained, efficient operation around the clock.

IONZERA's 3x lower area resistance reduces the electricity consumed per kg of H2, compounding savings across the enormous volumes required for ammonia synthesis
Lower membrane resistance means less waste heat generation, reducing cooling requirements for the electrolyser system
The thinner 350-410 um profile enables higher cell counts per stack, increasing H2 output per unit of capital deployed
Gas crossover below 0.5% H2 in O2 ensures the hydrogen purity levels required for catalytic NH3 synthesis

Nanocomposite Structure

PSU-TiO₂-GO
OH⁻OH⁻OH⁻PSU MatrixTiO₂GO SheetsPores350-410 μm
3x

Lower Resistance

20%

Thinner Profile

Integration with Haber-Bosch Process

The hydrogen produced through IONZERA-equipped electrolysers feeds directly into the Haber-Bosch synthesis loop after standard purification. The high-purity hydrogen output from alkaline electrolysis, combined with IONZERA's low gas crossover performance, ensures compatibility with the stringent feed gas specifications of modern ammonia synthesis catalysts.

G-Hexa works with ammonia project developers and EPC contractors to provide the membrane specifications and performance guarantees needed for front-end engineering design (FEED) studies and financial close.

Area Resistance

3x LOWER
Area Specific Resistance ComparisonIONZERA0.09-0.1 Ω·cm²Zirfon0.30 Ω·cm²00.10.20.3 Ω·cm²~3x Lower

Thickness

20% THINNER
Membrane Thickness ComparisonIONZERA350-410 μmZirfon500 μm500 μm scale20-30%thinnerThinner membrane = More compact stacks= Higher power density
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