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Why are there two flare valves on the catalytic pressure compressor?

2010-12-29View Original

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How many flare valves are there at the compressor inlet on everyone’s catalytic units? Why are there two, one big and one small? For safety reasons, or to facilitate adjustment?
Reply #22010-12-29
1. For safety reasons, an emergency shutdown of the compressor requires a thorough release of pressure in order to maintain equilibrium in the reaction pressure; Xiao Fang only performs such a release when the pressure is slightly high
Reply #32010-12-29
There is only one penalty for placing a flare at our compressor inlet.
Reply #42010-12-30
The large vent is used as an emergency vent, while the small vent is used for fine tuning
Reply #52010-12-30
We have two, for safety reasons and to make things easier to control.
Reply #62010-12-30
We have two valves here; the larger one is used in case of an emergency when rapid venting is necessary, while the smaller one is used for fine adjustments under normal conditions, probably for safety reasons!
Reply #72010-12-30
It seems that everyone uses the same approach: for safety and ease of adjustment, the larger ones are used for emergency air defense, while the smaller ones are used for fine adjustments during normal production
Reply #82011-01-01
We also have two control valves, mainly for safety reasons and to facilitate adjustment.
Reply #92011-01-01
Besides safety and ease of adjustment, I think energy conservation is also a factor to consider; using large valves for minor accidents would result in waste of oil and gas
Reply #102011-01-01
We have two here as well; the larger ones are generally used in emergency situations and during startup and shutdown processes; For minor adjustments
Reply #112011-01-02
We have two too; it’s for safety reasons, and it also makes operation easier.

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