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Reactor temperature spike, cooling issue

2019-05-23View Original

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What happens if the reactor experiences a temperature spike and cooling down too quickly?
Reply #22019-05-24
Generally, if there are no major issues with the high-pressure flanges, then nothing else should be a problem; it might cause some damage to the material of the reactor, though. Let’s see what other masters have to say.
Reply #32019-05-24
1. Leakage at the flanges in the high-temperature areas. 2. The dissolved hydrogen in the reactor wall cannot be released. 3. There is also material that cannot be removed in a timely manner; could the catalyst be affected as well?
Reply #42019-05-24
To stop the reaction quickly, Du Feiwen must first lower the temperature. As for the consequences, many have been mentioned above; it’s best not to fly in warm weather.
Reply #52019-05-25
It’s already at flying temperature; what does the cooling rate matter? As long as there’s no leakage, that’s fine
Reply #62021-03-19
In the case of excessive temperature, there’s no need to worry about anything else – just carry out emergency pressure relief. Local leaks may occur; if hydrogen atoms in the austenitic stainless steel used in hydrogenation units don’t have time to dissipate, it could affect the strength of the steel and lead to hydrogen embrittlement
Reply #72021-03-19
The catalyst can also accumulate carbon locally, and hot spots may arise during restart

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