A Stability Directed Dual-Filter Strategy for MOF Electrolytes to Achieve Durable High-Power PEM Water Electrolysis under Dynamic Operation

Key Points

• The aim is to enhance current density performance in PEM water electrolyzers by addressing mass transport limitations in the anode catalyst layer.
• Utilization of a dual-filter strategy to optimize electrolyte stability and performance.
• Evaluation of performance under dynamic operational conditions.
• Analysis of mass transport improvements in the anode catalyst layer.
• Achieved significant improvements in current density under dynamic operation.
• Enhanced durability of the catalyst layer was observed during prolonged operation.
• Demonstrated effectiveness of the dual-filter strategy in elevating overall efficiency.