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Air mass consumption #45

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BartgeierXC opened this issue May 2, 2023 · 1 comment
Open

Air mass consumption #45

BartgeierXC opened this issue May 2, 2023 · 1 comment

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@BartgeierXC
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BartgeierXC commented May 2, 2023

Hi,

I just realized that the air compressor's power consumption seems off in the PolarizeFuelCellStack example. It turns out that the air mass provided by the compressor doesn't match the consumption of the fuel cell stack. For example, by calculating the air mass for the 450 cell stack @450 A via N *I * M_air/(4 * F * x_O2_Air) at a stoichiometry of 1, the provided dry air mass should be around 72 g/s whereas the compressor in your example only provides around 14 g/s. Can you please explain the formula you use in SubSystemAirControl.setAirMassFlow?

Thanks in advance!

@rakayash
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Hi,
We have fixed the issues related to BoP components in our upcoming update. It includes flow rates, pressure drop and power consumption. The release will be made public soon.

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