Reactor Design
Non-Isothermal Reactions
Outline
1.
Introduction (Non-isothermal Reactions)
2.
The Energy Balance
Chapter Eight, Steady-State Nonisothermal Reactor Design, Part1

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Introduction
Consider
A
B
Reactor Design
Non-Isothermal Reactions
Thus temperature will increase with conversion down the length of the reactor
Exothermic, first-order reaction
Adiabatic PFR reactor
1. Mole balance
0
A
A
F
r
dV
dX
Arrhenius equation
A
A
kC
r
2. Rate Law
)
/
exp(
0
RT
E
k
k
3. Stoichiometry
0
v
v
Liquid phase
0
v
C
F
A
A
0
0
0
v
C
F
A
A
0
0
A
A
A
A
C
C
F
F
)
1
(
0
0
0
X
C
F
F
C
C
A
A
A
A
A