Tags: combination tower

Retrofitted combination tower to save energy

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Retrofitted combination tower to save energy

The hot coke drum vapors are a valuable source of high-level heat. This energy, which is partially recovered in the combination tower heavy gas-oil pumparound section, can be used for generating steam, preheating coker feed, or reboiling a gas plant. The higher the temperature level at which this heat is made available for recovery, the …

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Combination Tower

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Combination Tower

A delayed coker combination tower is similar in design and function to an ordinary crude distillation tower; heat is removed and products are fractionated. Referring to Figure 3-1, four products are made: wet gas, unstabilized naphtha or wild gasoline, furnace oil, and heavy gas oil. The most common problem encountered in the combination tower is …

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