Which positions or equipment operations in hydrocracking units do people find to be the most difficult? ?

Generally, the reaction and compressor positions are quite difficult!

I think it’s generally difficult to operate, as careful attention is needed to control the temperature rise.

I feel like there’s a lot of heat exchange in the distillation section; it’s so complicated

I have held the position mentioned by LZ. Personally, I feel that as long as one is skilled in a particular technology, any job becomes simple: loveliness:

In my opinion, hydrocracking is the most difficult process to operate. Firstly, operators in this field need to be able to make accurate judgments based on the current trends of the reaction, and adjust operations accordingly in a timely manner. Secondly, a holistic perspective is necessary; those involved in reaction processes generally need to take into account the conditions of distillation and make adjustments accordingly. Furthermore, those operating the reaction units need to have good psychological resilience; generally, the first few minutes after an accident occurs in a hydrocracking unit are crucial, which requires operators to be able to take calm and decisive action. Finally, those working in reaction positions need to have a strong sense of responsibility. The adjustments required in these positions are generally much fewer than those in distillation positions; over time, people can easily become fatigued, yet it is impossible to ignore even the slightest anomaly, which creates considerable pressure.

Which positions or equipment operations are the most difficult in a hydrocracking unit? The position in charge of operations within the system is the most important, while operating the centrifuge is the most difficult.

The reaction is the most difficult part. Our system uses hot feed; the dewaxed and coked wax come directly from distillation and coking processes, which results in great instability – the reaction intensity fluctuates greatly over time!

Each has its own characteristics; it requires a deeper understanding of hydrocracking, the risks are relatively high, and no mistakes are allowed – otherwise temperatures can soar. Even minor fluctuations can have a significant impact on distillation. Fractionation requires careful attention; there are many side streams in the fractionation tower, and the conditions change frequently, but the risks are relatively low – issues that arise are mostly related to quality variations.