Chapter 2: Conversion and Reactor Sizing


Derivation of Batch Reactor Design Equations

\(\frac{dN_{A}}{dt} = r_{A} V\)


\( N_{A} = N_{A0} - N_{A0} X \)


\( dN_{A} = 0 - N_{A0} \, dX \)


\(- N_{A0} \frac{dX}{dt} = r_{A} V\)


\( N_{A0} \frac{dX}{dt} = -r_{A} V \)


\(\frac{N_{A0} \, dX}{-r_{A} V} = dt\)


\(\text{at } t = 0, X = 0\)


\( t = N_{A0} \int_{0}^{X} \frac{dX}{-r_{A} V} \)

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