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How does the resistance in the synthesis tower change when the hydrogen-to-nitrogen ratio is too high?

2012-04-03View Original

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I recently came across a question of this kind: when the hydrogen-to-nitrogen ratio is high, the pressure in the synthesis tower decreases. That’s correct, but I don’t quite understand it; how can this phenomenon be explained?
Reply #22012-04-03
When the hydrogen-to-nitrogen ratio is high, the hydrogen content is high and the synthesis reaction proceeds more smoothly; however, if this ratio is too high, it is not favorable either. Since hydrogen molecules are small, their partial pressure is low, and consequently the driving force within the system decreases
Reply #32012-04-04
When the hydrogen-to-nitrogen ratio is too high, the synthesis reaction performs poorly, the circulation volume increases, the system pressure rises, and consequently the pressure difference in the synthesis tower also increases
Reply #42012-04-04
It is true that the downward force in the synthesis tower increases when the hydrogen-to-nitrogen ratio is high, as nitrogen is denser than hydrogen.
Reply #52012-04-06
When the hydrogen-to-nitrogen ratio is high, the hydrogen content is high and the synthesis reaction proceeds more smoothly; however, if it’s too high, that’s not good either. Hydrogen molecules are small, so their partial pressure is low, and relatively speaking... I agree with your view
Reply #62012-04-06
Hydrogen has a much lower density than nitrogen. As the hydrogen-to-nitrogen ratio increases, although the system pressure rises, the power or current of the circulation pump decreases. Isn’t the manifestation of system resistance the system pressure difference? Doesn’t a decrease in system pressure difference also indicate a decrease in resistance?

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