Shutdown plan
Thread Content
The unit consists of two parallel sections for regenerative catalytic cracking. The semi-regenerative slide valve and the external heat extraction slide valve are stuck and can only move within a range of 30–40%, unable to be closed. I would like to ask how to handle this situation in an emergency
Every effort is made to stop its fluidization, such as turning off all the fluidization air, to ensure normal operation of the external heat extraction water supply