Treatment of cold coke water
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Does the cold coke water in the cold coke water tank contain a lot of oil? How to deal with it?
Nowadays, most of them are using cyclone oil removers, but the effect is not very good.
Centrifugal separator, cyclone oil remover. More than 99% of the water discharged from the dirty oil line of the cyclone oil separator is water. Is there any good operation method for cyclone oil remover? We all closed the dirty oil line valve on the cyclone oil separator, and it was of no use at all. There are many pressure gauges on the cyclone degreaser. Which one should you look at?
To build a small grease trap, two stages are enough. The settled water returns to the cold coke tank, and the dirty oil is heated and returned to the storage tank or device by the pump.
You can add an annular dirty oil collection tank to the cold coke water tank to send the floating oil to the dirty oil pool. In addition, the cold coke water must pass through a coke powder separator and a cyclone oil remover to further remove oil and coke powder.
Control the coke tower operation in the early stage to minimize the entrainment of dirty oil in the cold coke water. The specific methods are as follows:: 1. Appropriately increase the normal outlet temperature of the heating furnace by about 1 degree Celsius one hour before cutting the tower. ； 2. Control the amount of steam blowing well, and recover as much oil as possible into the fractionation and venting system. ； 3. When discharging water, run the water thoroughly to wash the floating coke and oil into the coke pool and let the petroleum coke be taken away. ； 4. Set a boundary level gauge in the cold coke water tank to skim oil in time ； 5. The cyclone oil remover focuses on daily maintenance. ；