【Daily Question】Hydrogen production and hydrogenation technology version 20190817
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Correct answer prize: 3 Wealth, participation prize: 1 Wealth. Multiple-choice question: Among the following options, which one cannot cause an elevated inlet temperature of the cyclohydrogen compressor? A. The speed of the high-voltage air-cooled variable-frequency motor is too high ； B. The reaction conversion rate is high, with an excess of light components ； C. Insufficient number of high-pressure air-cooled start-up units ； D. High temperatures result in poor cooling efficiency of air cooling. Answer: A Your participation is the greatest support for our work! Giving roses to others leaves a pleasant fragrance in one’s own hands.
A. The speed of the high-voltage air-cooled variable-frequency motor is too high
B. The reaction conversion rate is high, with an excess of light components；