Market Opportunity: The Hydrogen Economy

Importance of the Topic

The development of a decentralized hydrogen refueling infrastructure is critical for the adoption of fuel cell vehicles and the transition to a low-carbon energy system. On-site hydrogen generation in modular containers reduces transport costs, mitigates the need for large distribution networks, and supports the growing use of hydrogen in material handling vehicles (MHVs) and other applications.

Objectives and Study Overview

This analysis examines the market potential for modular hydrogen generation and refueling stations (HGRS) by 2030, with a focus on the role of ultrapure water in electrolysis-based hydrogen production. It reviews current demand drivers, geographic rollout plans, leading technology suppliers, and the integration of water purification within containerized systems.

Methodology and Instrumentation

Hydrogen production by proton exchange membrane (PEM) electrolysis was evaluated, requiring water resistivity above 1 MΩ·cm to protect catalysts and membranes from fouling. Instrumentation and process modules include:

• Containerized PEM electrolyzers (manufactured by Ultimate Power, McPhy, NEL, Linde, among others)
• Ultrapure water systems (ELGA RO + EDI units) delivering 1 MΩ·cm to 5 MΩ·cm feedwater
• Emerging UV and membrane distillation pretreatment technologies

Key Findings and Discussion

• By the end of 2019, there were 431 operational hydrogen refueling stations worldwide, with projections exceeding 10 000 units by 2030 to serve fleets of forklifts and other MHVs.
• North America, Europe, Japan, China, Korea, and select US states are driving station rollout via investment incentives.
• Combined HGRS installations integrate water purification and electrolysis into skid-based solutions, reducing footprint and lowering capex.
• Electrolytic hydrogen offers high purity and, when powered by renewable electricity, minimal greenhouse gas emissions compared to steam-methane reforming.

Benefits and Practical Applications

Decentralized HGRS provide:

• Lower hydrogen distribution costs by eliminating cryogenic transport
• On-demand production scaled to local vehicle fleets
• High-purity hydrogen beneficial for fuel cell longevity and performance
• Alignment with carbon-neutral energy policies when paired with green power sources

Future Trends and Opportunities

• Expansion of containerized HGRS into new industrial and logistic centers.
• Advancements in water purification, including hybrid UV/membrane distillation for very large-scale electrolysis.
• Growth in fuel cell deployments across stationary power, transportation, and grid-support applications.
• Strategic partnerships between water technology providers and hydrogen system integrators.

Conclusion

The synergy between ultrapure water generation and modular hydrogen refueling systems is pivotal for scaling the hydrogen economy. On-site electrolysis units, supported by robust water purification, will underpin a cost-effective, low-carbon refueling network and accelerate fuel cell adoption across diverse sectors.

References

• Hydrogen Europe. Hydrogen 2030: The Blueprint.
• Financial Times (2018). Investment support schemes for hydrogen refueling stations.
• Fuel Cell Industry Review (2018). Global Hydrogen Station Rollout.
• FuelCellsWorks. In 2019, 83 new hydrogen refuelling stations worldwide.
• Hydrogen Europe. Status of HRS deployment by region.