By E. Bruce Nauman
The vintage reference, now extended and up to date Chemical Reactor layout, Optimization, and Scaleup is the authoritative sourcebook on chemical reactors. This new moment version consolidates the newest info on present optimization and scaleup methodologies, numerical tools, and biochemical and polymer reactions. It presents the great instruments and knowledge to assist readers layout and specify chemical reactors hopefully, with state of the art talents. This authoritative consultant:
- Covers the basics and rules of chemical reactor layout, in addition to complicated issues and functions
- offers concepts for facing various actual homes in reactors of every kind and reasons
- features a thoroughly new bankruptcy on meso-, micro-, and nano-scale reactors that addresses such issues as axial diffusion in micro-scale reactors and self-assembly of nano-scale constructions
- Explains the strategy of fake transients, a numerical resolution procedure
- comprises feedback for extra interpreting, difficulties, and, while acceptable, scaleup or scaledown concerns on the finish of every bankruptcy to demonstrate commercial functions
- Serves as a prepared reference for defined formulation, ideas, and knowledge
this is often the definitive hands-on reference for practising execs and a very good textbook for classes in chemical reactor layout. it's a vital source for chemical engineers within the method industries, together with petrochemicals, biochemicals, microelectronics, and water remedy.
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Extra info for Chemical Reactor Design, Optimization, and Scaleup
An ideal batch reactor has no temperature or concentration gradients within the system volume. The concentration will change with time due to the reaction, but at any time it is everywhere uniform. The temperature may also change with time, but this complication will be deferred until Chapter 5. The reaction rate will vary with time but is always uniform throughout the vessel. Here in Chapter 1, we make the additional assumption that the volume is constant. In a liquid phase reaction, this corresponds to assuming constant ﬂuid density, an assumption that is usually reasonable for preliminary calculations.
The inlet stream has concentration ain and everywhere else has concentration aout . The reaction rate will the same throughout the vessel and is evaluated at the outlet concentration, Rˆ A = R A (aout , bout , . ). 14. 6, now gives useful information. For component A, Qain + R A (aout , bout , . 47) Note that we have assumed steady-state operation and set Q = Qin = Qout , which assumes constant density. Dividing through by Q and setting t¯ = V /Q gives ain + R A (aout , bout , . 48) In the usual case, t¯ and ain will be known.
2 Elementary Reactions 7 The sign convention we have adopted is that the rate of a reaction is always positive. The rate of formation of a component is positive when the component is formed by the reaction and is negative when the component is consumed. 13) As an example, the reaction 2H2 + O2 → 2H2 O can be written as 0 M → −2H2 − O2 + 2H2 O This form is obtained by setting all participating species, whether products or reactants, on the right-hand side of the stoichiometric equation. The remaining term on the left is the zero molecule, which is denoted by 0 M to avoid confusion with atomic oxygen.
Chemical Reactor Design, Optimization, and Scaleup by E. Bruce Nauman