In order to recover most of the heat produced, which kind of staging is used in fluidized bed?
(a) Single stage
(b) Multi-stage
(c) Stages in series
(d) None of the mentioned
I had been asked this question by my college director while I was bunking the class.
Enquiry is from Calcination of Limestone, Dolomite, and Phosphate Rock in chapter Industrial Applications of Fluidized Beds of Fluidization Engineering