Design of multiple-effect evaporators and heat economy.
Peter Rein, a highly respected authority in sugar technology who previously served as the head of the Audubon Sugar Institute .
: Removal of impurities using lime and thickeners. cane sugar engineering peter rein pdf
Rein’s engineering prescriptions implicitly contend with resource constraints—fuel for boilers, water for washing, and effluent disposal. Designing mills for fuel efficiency (bagasse recovery, multi-effect evaporators) and minimizing liquid waste were practical imperatives, but the book also surfaces a tension still relevant today: higher recovery often requires greater capital investment. Rein’s pragmatic approach—cost-benefit calculations, modular upgrades, and retrofit strategies—speaks to mills in developing regions seeking incremental improvements rather than wholesale replacement.
Elias was the newly appointed Chief Engineer at the San Pedro Mill, a crumbling relic of the industry that had been chewing up cane and spitting out raw sugar for sixty years. The mill was bleeding money. The extraction efficiency was down, the bagasse was too wet to fire the boilers efficiently, and the evaporators were scaling up faster than the cleaning crews could scrub them. Design of multiple-effect evaporators and heat economy
If you need help with a (like steam balance or extraction efficiency)?
Peter Rein’s book is the successor to the famous Hugot’s Handbook of Cane Sugar Engineering . It covers the entire process of sugar production: Elias was the newly appointed Chief Engineer at
Raw juice is acidic and turbid. Rein details the chemical engineering required to remove non-sugars without destroying sucrose. Adding milk of lime neutralizes organic acids.