1) The irreversible gas phase solid catalyzed reaction
is carried out isothermally in a differential packed bed reactor. The following data were recorded.
Run | -r'A | PA | PB | PC | PD |
---|---|---|---|---|---|
mol/kg cat-min | atm | atm | atm | atm | |
1 | 5 | 1 | 1 | 0 | 0 |
2 | 5 | 1.25 | 0.5 | 20 | 20 |
3 | 5 | 0.876 | 2 | 5 | 0 |
4 | 5 | 1.25 | .5 | 0 | 0 |
5 | 5 | 0.8 | 5 | 7 | 50 |
6 | 25 | 5 | 1 | 0 | 0 |
7 | 25 | 4 | 5 | 10 | 0 |
8 | 25 | 3.88 | 10 | 0 | 10 |
9 | 25 | 3.77 | 50 | 0 | 0 |
10 | 50 | 10 | 1 | 4 | 2 |
2) The elementary reversible gas phase reaction A <->2B is to be carried out adiabatically. Pure A is fed at a rate of 2 mol/min, a temperature of 100C, and a concentration of 0.01 mol/dm3.
Additional information: | Sample Data | ||||
---|---|---|---|---|---|
Graphs of k(T) and KC are shown below. | T | k | KC | Xe | |
CpA = 5.0 cal/(mol - C) | C | min-1 | mol/dm3 | -- | |
CpB = 2.5 cal/(mol - C) | 100 | 0.086 | 0.05 | 0.75 | |
CpC = 5.0 cal/(mol - C) | 200 | 0.27 | 0.018 | ||
HR(100C)=-3500 cal/mol A | 300 | 0.62 | 0.0096 | ||
400 | 1.05 | 0.006 | 0.36 |
3) The elementary reaction
is carried out in a moving bed reactor in which the catalyst decays by sintering. What catalyst weight is necessary to achieve 50% conversion for a catalyst loading rate of 5 kg/min? Pure A is fed to the reactor at a concentration of 0.2 mol/dm3 and a molar flow rate of 5.0 mol/min.
Additional Information | |
---|---|
Specific Reaction Rate | k=1.0 dm6 /(mol-kg cat-min) |
Catalyst decay constant | kd=0.04 min-1 |
3) The elementary reaction
is irreversible and carried out adiabatically in a CSTR. The R(T) and G(T) (kcal/mol) are shown in the attached figure.
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