Operations Model $8$: Tank, Pump and Exchanger

b$.$ If the tank did not go straight to $75\%$ and then stop immediately, explain why.

The tank has a Change in setpoint

Manual Control

Click the Initial Conditions $($IC$)$ button and return model $8$ to "Design Operating Condition."

Verify the simulator is running and the speed is set to $10x.$

Click on each of the four of the control valves $($FC$425,$ FC$460,$ FC $440,$ and TC$430)$ and change the operation of the valve from automatic to manual.

Using one of more of the manually controlled valves, change the level in tank $T400$ from $50\%$ to $75\%.$

Once you have achieved a tank level of $75\%,$ answer question $8.$

Question $8$

a$.$ Did you have any difficulties achieving a level of $75\%$ in tank $T400?$ If so$,$ explain.

b$.$ In the space below, list the steps you took to achieve a level of $75\%$ in tank T$400.$ Use an additional sheet of paper if necessary.

c$.$ Was it easier to adjust the tank level with the valves in manual or automatic? Explain your answer.

Version $08\mathrm{.}30\mathrm{.}11$

$9$