A High Temperature Polymer Electrolyte Membrane Fuel Cell Model for Reformate Gas

Table 2

Reported exchange current densities for oxygen reduction in phosphoric acid.

𝑖0/A cmPt^−2	H3PO4/wt%	T/°C	𝐶O2/mole L^−1	References
6∗10^−8	96	160	4.13∗10^−4a	[46]
2.8∗10^−7	85	136	2.61∗10^−4a	[47]
4∗10^−8	85	96	3.94∗10^−4a	[31, 47]
2.4∗10^−8	85	136	2.61∗10^−4a	[26]
3.8∗10^−9	98	100	0.996∗10^−4	[31]
3.9∗10^−8	98	125	0.971∗10^−4	[31]
2.63∗10^−8	98	150	1.07∗10^−4	[31]
8∗10^−8	85	60	6.23∗10^−4a	[27]
1.7∗10^−6	85	160	2.11∗10^−4a	[27]
1∗10^−8	85	120	3.05∗10^−4a	[26]
1.6∗10^−8	85	136.1	2.61∗10^−4a	[29]

aCalculated concentrations from (24) and (26).