The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to ____________________?
Correct answer: C. Sustain the reactor pressure
- A. Obviate catalyst poisoning
- B. Maintain the reaction temperature
- C. Sustain the reactor pressure
- D. Hydrogenate the feed stock
Explanation
Hydrogen recycle maintains a high hydrogen partial pressure in the reformer, commonly described as sustaining reactor pressure and helping limit coke formation. It is not primarily used to hydrogenate the feedstock or prevent catalyst poisoning.
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