Table 2 Performance at 85 °C of the capillary-fed electrolysis cell with PTFE at the anode.

From: A high-performance capillary-fed electrolysis cell promises more cost-competitive renewable hydrogen

Current density (A cm−2)

Cell voltage (V)

Energy efficiency (HHV) (%)

Energy consumption

(kWh kg−1 H2)

(kWh Nm−3 H2)

0.294

1.470

100

39.4

3.55

0.500

1.506

98

40.4

3.64

0.800

1.551

95

41.6

3.75

1.000

1.575

93

42.2

3.80

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