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23-Chem-A4 Chemical Reactor Engineering: December 2018

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Rate Equation for HI Decomposition from k(T) Data
  2. Question 2 Rate Expression from Constant-Volume Total-Pressure Data
  3. Question 3 PFR Holding Time from Mixed-Flow Reactor Data
  4. Question 4 Packed Bed vs. Fluidized Bed (Kunii–Levenspiel)
  5. Question 5 Residence-Time Distribution from Pulse-Tracer Data

Start with Question 1 →

Paper format. Chemical Engineering — 23-Chem-A4 Chemical Reactor Engineering, December 2018. Open-book, 3 hours. Five questions; answering any four constitutes a complete paper (each worth 25 marks). All five are solved below.

Reference texts. O. Levenspiel, Chemical Reaction Engineering, 3rd ed. (Wiley, 1999); D. Kunii & O. Levenspiel, Fluidization Engineering, 2nd ed. (Butterworth-Heinemann, 1991); H. S. Fogler, Elements of Chemical Reaction Engineering, 5th ed. (Pearson, 2016); Perry's Chemical Engineers' Handbook, 9th ed.