The advantage of backward feed multiple effect evaporators over forward feed units is that
A)Heat sensitive material can be handled
B)There is no additional cost of pumping
C)Most concentrated liquid is at highest temperature
D)Equal heat transfer co-efficients exist in various effects

Question

Quizplus · Accepted Answer

In backward feed multiple effect evaporators, the most concentrated liquid is exposed to the highest temperature, which is advantageous for the evaporation process efficiency.

The Advantage of Backward Feed Multiple Effect Evaporators Over Forward