Problem $1)$

For the stream tables $($ a and $b)$ summarize below:

$1-1.$

$1\mathrm{.}2.$

a$)$ For $T_{\text{m}\text{i}\text{n}}=10C,$ find the minimum utility requirement.

b$)$ What is the pinch point $($if any$)?$

c$)$ Design the heat exchanger network for each stream table. What is the minimum number of heat

exchangers?