(Daily Question) Coal-to-oil and olefins forum, 3/27/2018

2018-03-27 View Original

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3.jpg Participation: Prize of 5 Wealth； Correct answer: Reward of 10 wealth points ； Note: This post is valid for 48 hours. Question: (DMTO) Olefin separation unit: The gas sources for the main seal gas of the propylene refrigeration compressor’s dry gas seal generally include: the seal gas generated by the compressor itself, high-pressure ethylene gas, and high-pressure nitrogen gas! Note: The answer will be announced automatically in two days!

Reply #2 2018-03-27

Self-sealing gas, high-pressure ethylene gas, high-pressure nitrogen gas!

Reply #3 2018-03-28

First is the propylene from the compressor under normal operating conditions； Second is the nitrogen used before and after the start-up and shutdown process ； Third is external propylene.

Reply #4 2018-03-28

Answer: Self-sealing gas, high-pressure ethylene gas, high-pressure nitrogen gas

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(Daily Question) Coal-to-oil and olefins forum, 3/27/2018

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