Hybrid hydrogen networks cut costs for industrial decarbonisation

⚡ AI Executive Summary

Researchers have developed a geographic optimisation model to determine the most economical way to supply hydrogen to energy-intensive industries, comparing centralised production hubs, distributed on-site generation, and hybrid approaches. The framework evaluates electrolyser placement, capacity sizing, and pipeline networks under real-world cost and demand conditions. Applied to Spain's Basque Country industrial region, the analysis demonstrates that hybrid hydrogen supply systems consistently outperform purely centralised or decentralised alternatives in minimising both capital expenditure and delivered hydrogen costs. For grid operators and industrial planners, these findings suggest that hydrogen infrastructure need not follow a one-size-fits-all model. Hybrid networks that combine regional production centres with targeted local generation can balance economies of scale against transmission losses and network redundancy. As heavy industries seek decarbonisation pathways for processes unsuitable for direct electrification, integrated regional hydrogen planning will become critical to grid modernisation and infrastructure investment decisions.