Page 307 - Introduction to chemical reaction engineering and kinetics

288 Chapter 11: Preliminary Considerations in Chemical Reaction Engineering

Main gas
inlet

lnterbed
heat exchanger

1st catalyst
b e d

Annulus around
catalyst bed

2nd catalyst
b e d

Lower heat -
exchanger

Cold
bypass
Cc)

out

lnterbed heat exchanger
Cd)
Figure 11.5 (cont’d) (c) Topsee S 200 converter combines two radial-flow beds with interstage cooling by heat
exchange; (d) Kellogg horizontal converter with cross-flow and interstage heat exchange (Twigg, 1996, pp.
437,432; reproduced with permission from Catalyst Handbook, ed. M.V. Twigg, Manson Publishing Company,
London, 1996)