Optimization of Proton Exchange Membrane Fuel Cells: Performance Trade-off Analysis Based on Electrochemical Impedance Spectroscopy and Entropy Generation Rate

Key Points

• Performance trade-offs are critical in optimizing proton exchange membrane fuel cells under varying conditions and configurations.
• The study highlights efficiency metrics obtained through electrochemical impedance spectroscopy and entropy generation measurements.
• Analysis of electrochemical impedance spectroscopy identifies specific performance limitations affecting energy conversion efficiency.
• Optimization requires careful consideration of impedance and entropy generation rates to enhance fuel cell performance.