An innovative accelerated stress test representative of automotive PEMFC degradation mechanisms validated on 1000 hours real-world operation

E Colombo, A Baricci, D Mora, L Guetaz… - Journal of Power …, 2023 - Elsevier
Abstract Automotive Polymer Electrolyte Membrane Fuel Cells (PEMFC) must improve
durability to increase competitiveness. Single cell accelerated stress tests (ASTs) were …

[HTML][HTML] In-plane redistribution of radical scavenger during PEMFC real-world automotive operation and impact on catalyst-layer local oxygen transport resistance

E Colombo, A Grimaldi, A Baricci, M Pak… - Journal of Power …, 2025 - Elsevier
Automotive operations cause non-homogeneous performance decay through the polymer
electrolyte membrane fuel cell active area. This work discusses the local ageing of the …

[HTML][HTML] Revealing the critical role of low voltage excursions in enhancing PEM fuel cell catalyst degradation by automotive hydrogen/air potential cycling experiments

E Colombo, A Casalegno, L Guetaz, A Baricci - International Journal of …, 2024 - Elsevier
Abstract The durability of Polymer Electrolyte Membrane Fuel Cells under dynamic
operation still needs to be improved. To understand the automotive voltage cycling-induced …

[HTML][HTML] Experimental investigation on the effect of channel geometry on performance heterogeneity in hydrogen PEM fuel cell

D Casadei, F Verducci, A Grimaldi, D Croci… - International Journal of …, 2024 - Elsevier
Straight parallel graphite-based flow fields are experimentally assessed to evaluate the
effect of geometrical parameters on the performance of polymer electrolyte membrane fuel …

Computational Fluid Dynamic Investigation of Local Flow-Field Conditions in Lab Polymer Electrolyte Membrane Fuel Cells to Identify Degradation Stressors and …

M Bulgarini, A Della Torre, A Baricci, A Grimaldi… - Energies, 2024 - re.public.polimi.it
The use of polymer electrolyte membrane (PEM) fuel cells as an alternative to internal
combustion engines can significantly contribute to the decarbonization of the transport …

Application of a CFD Methodology for the Design of PEM Fuel Cell at the Channel Scale

M Bulgarini, A Della Torre, G Montenegro, A Baricci… - 2024 - sae.org
Polymer electrolyte membrane (PEM) fuel cells will play a crucial role in the decarbonization
of the transport sector, in particular for heavy duty applications. However, performance and …