Question

In: Chemistry

What are the three types of recycle structures possible in a chemical process? Explain when each is used.

What are the three types of recycle structures possible in a chemical process? Explain when each is used.

Solutions

Expert Solution

(a) Separate/purify unreacted feed and recycle use when separation is feasible. 

(b) Recycle without separation but with purge when separation of unused reactants is infeasible/uneconomic. Purge is needed to stop build-up of product or inerts. 

(c) Recycle without separation or purge product/byproduct must react further through equilibrium reaction.


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