Rotating jet spouted bed

Gong, Z.-X., Devahastin, S., and Mujumdar, A.S. 1997. A two-dimensional finite element model for wheat drying in a novel rotating jet spouted bed. Drying Technology—An International Journal 15 575-592. 

Figure 31.13 Experimental rotating jet spouted bed with central and peripheral air jets 1—air distributor, 2—screen, 3—distributor cover, 4—ball bearings, 5—v-belt, 6—pulley, 7—drive, 8—motor controller, 9—glass vessel, 10—bir blower, 11— electric heater, 12—PID controller, 13—Pitot tube, 14—gate valve, 15—pressure transducers, 16—pressure taps, 17—thermocouples, 18—multiplexer, 19—IR hygrometer, 20—dew-point sensor, 21—dew-point hygrometer, 22—humidity meter, 23—computer, 24—terminal panel, 25—filter. (From Jumah, 1995.)...

The interested reader can And more information about the design, hydrodynamics, drying characteristics, and modeling of the rotating jet spouted bed in the literature (Jumah, 1995 Gong et al., 1997 Jumah et al., 1997 Devahastin, 1997 Devahastin et al., 1999). 

Jumah RY. Flow and drying characteristics of a rotating jet spouted bed. Ph.D. thesis, McGill University, Montreal, 1995. 

Jumah RY, Mujumdar AS, Raghavan GSV. A mathematical model for constant and intermittent batch drying of grains in a novel rotating jet spouted bed. In Turner I, Mujumdar AS, eds. Mathematical Modeling and Numerical Techniques in Drying Technology. New York Marcel Dekker, 1997, pp 337-380. 

Intermittently fluidized or spouted bed dryers have been shown to afford several advantages. Jumah et ai. (1996) have shown experimentally and by mathematical modeling that a rotating jet spouted bed batch dryer for grains can save up to 30 percent of energy while... 

Jumah, R.Y., Mujumdar, A.S. and Raghavan, G.S.V. (1996), Batch Drying Kinetics of Corn in a Novel Rotating Jet Spouted Bed, Canadian Journal of Chemical Engineering. 74, pp. 479-486. 

Figure 31.14 Schematic diagram of the rotating jet aimular spouted bed. (From Devahastin, 1997).

Devahastin S, Mujumdar AS, Raghavan GSV. Hydrodynamic characteristics of a rotating jet annular spouted bed. Powder Technology 103 169-174, 1999. 

---