From eb171fd42487c260f469f0f2bdd695a7cbf314a9 Mon Sep 17 00:00:00 2001 From: Nicolas Date: Tue, 22 Jul 2025 13:10:04 +0200 Subject: [PATCH] fix in SOEC example --- examples/soec_syngas.md | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/examples/soec_syngas.md b/examples/soec_syngas.md index 9ced656..dc51ec7 100644 --- a/examples/soec_syngas.md +++ b/examples/soec_syngas.md @@ -1,7 +1,7 @@ # SOEC Co-Electrolysis -This example shows a 1D isothermal SOEC (Solid oxide electrolyzer cell) model. -Converting CO2 and H2 into syngas. +This example shows a 1D isothermal SOEC (Solid oxide electrolyzer cell) model for +converting carbon dioxide and steam into syngas. The operating parameters chosen here are not necessarily realistic. For example, a utilization of 0.95 causes issues with the formation of solid carbon. @@ -66,13 +66,12 @@ ax.plot(conversion, np.stack([o2_fuel_side, o2_air_side], axis=1), '-') ax.legend(['o2_fuel_side', 'o2_air_side']) ``` - The high oxygen partial pressure at the inlet is in reality lower. The assumption that gas inter-diffusion in the flow direction is slower than the gas velocity does not hold at this very high gradient. However often the oxygen partial pressure is still to high to prevent oxidation of the cell/electrode. This can be effectively prevented by recycling small amounts of -the output gas. +the hydrogen riche output gas. Calculation of the local nernst potential between fuel and air side: ```python