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Q 1 . Consider the following reversible and elementary liquid phase reaction conducted in a jacketed batch reactor: A ( l ) + B (

Q1. Consider the following reversible and elementary liquid phase reaction conducted in a
jacketed batch reactor:
A(l)+B(l) harr C(l)
The reactor has a solution volume of 20,000L. The solution has a density of 900kgm3 and a
heat capacity of 5Jg.C. Both A and B have an initial concentration of 8molL and the
reactant solution is initially at 30C.
For the reaction, the following data is available:
kf=8108e-8000TLmol*min
KC(25C)=5Lmol
rH=-80kJmol
a) Derive the two ODEs that can be integrated to determine conversion of A and temperature
versus time. This should account for heat transfer to the jacket.
b) Using the equations from part a) integrate and plot conversion and temperature (in C)
versus time up to 100 minutes when the reactor is adiabatic (hint: set the heat transfer
area to 0). Put them on a single plot. Usual expectations for clear plots apply. To answer
this question will require numerical integration. Attach your clear and annotated
code/spreadsheet you use to do the integration. If is a spreadsheet, only attach the first
page that includes all relevant data and the first several lines of the integration.
c) Consider when the cooling jacket is used with a constant coolant temperature of 30C and
an overall heat transfer coefficient of 500Wm2C. What heat transfer area (in m2+-1
m2) is required to ensure the temperature does not exceed 50C? If the reactor has a
diameter of 3m, does the jacket have enough heat transfer area to provide this cooling?
Use the code from part b) to integrate and plot conversion and temperature versus time
up to 100 minutes with this heat transfer area and a constant cooling water temperature.
No need to re-attach your code/spreadsheet. It will be assumed the same
code/spreadsheet is used to generate this plot.
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