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Updated: Sep 4, 2025
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Hydrogen Production and Utilization in a Membrane Reactor
Published on: March 10, 2023
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Mining Nontraditional Water Sources for a Distributed Hydrogen Economy.
Lea R Winter1, Nathanial J Cooper1, Boreum Lee1
1Department of Chemical and Environmental Engineering, Yale University, New Haven, Connecticut 06520-8286, United States.
Environmental Science & Technology
|July 13, 2022
Summary
Green hydrogen (H2) production is crucial for decarbonization. Utilizing wastewater and seawater for electrolysis is cost-effective, with vast potential for sustainable energy and chemical applications.
Area of Science:
- Energy Science
- Environmental Engineering
- Chemical Engineering
Background:
- Decarbonized economies require abundant green hydrogen (H2).
- Nontraditional water sources offer a sustainable alternative to freshwater for H2 production.
- Wastewater and seawater can power water electrolyzers without impacting drinking water supplies.
Purpose of the Study:
- To assess the viability of using nontraditional water sources for green hydrogen production.
- To evaluate the techno-economic and life cycle implications of distributed water electrolysis.
- To explore the potential of H2 from these sources for energy storage and chemical feedstocks.
Main Methods:
- Techno-economic analysis (TEA) of water treatment and electrolysis.
- Life cycle analysis (LCA) of H2 production and transportation.
- Evaluation of distributed electrolysis systems using nontraditional water.
Main Results:
- Treatment costs for nontraditional water are negligible compared to electrolysis.
- Vast potential hydrogen energy can be sourced from wastewater and seawater.
- Distributed electrolysis shows optimal cost-effectiveness due to H2 transportation impacts.
Conclusions:
- Nontraditional water sources are a viable and vast resource for green hydrogen production.
- Decentralized electrolysis using these sources and renewables can achieve resilient economies.
- Challenges and opportunities exist for scaling H2 mining from diverse water sources.
Keywords:
Green hydrogenhydrogen economynontraditional water sourcestechno-economic analysiswater electrolysiswater treatmentMore Related Videos
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