In-situ CCM Thermal Characterization

Reveals hotspot origins

Combines dynamic experiments and numerical simulation to analyze thermal coupling of catalyst-coated membranes in PEM water electrolyzers, providing experimental and theoretical basis for safe and efficient operation.

Chao, Su · Chen, Zhidong · Zexuan, Wu · Jing, Zhang · Li, Kaiyang · Hao, Junhong · Kong, Yanqiang · Zhang, Naiqiang

Applied Energy 2024

Advantages

Temperature difference up to 34.04 °C on CCM surface at high current density

Local temperature up to 98.08 °C

30–50% of electrical energy converted to heat during electrolysis