Handbook of Chemical Reactor Design, Optimization, and Scaleup

Notation

Roman Characters

Symbol

Description

Equation where used

a

Concentration of component A

1.6

a

Vector of component concentrations ( N 1)

2.38

a(0 )

Concentration just before the entrance of an open reactor

Exam. 9.3

a(0 + )

Concentration just after the entrance of an open reactor

Exam. 9.3

a( L )

Concentration just before the exit of an open reactor

Exam. 9.3

a( L + )

Concentration just after the exit of an open reactor

Exam. 9.3

a( t, z)

Concentration of component A in an unsteady tubular reactor

14.14

a ?

Auxiliary variable, , used to convert second-order ODEs to first order

Exam. 9.6

a*

Dimensionless concentration

Exam. 2.5

a*

Concentration of component A at the interface

11.4

a 0

Initial concentration of component A

1.23

a b

Concentration of component A in the bubble phase

11.46

a batch( t)

Concentration in a batch reactor at time t

8.9

a c

Catalyst surface area per mass of catalyst

10.38

a e

Gas-phase concentration of component A in the emulsion phase

11.45

a equil

Concentration of component A at equilibrium

Prob. 1.13

a full

Concentration of component A when reactor becomes full during a startup

Exam. 14.3

a g

Concentration of component A in the gas phase

11.1

Concentration of component A at the interface in the gas phase

11.4

a in

Inlet concentration of component A

1.6

a in( t)

Time-dependent inlet...

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