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    A mathematical model was built and used to show the motion of particles in a cascade rotary drum dryer. In a cascade rotary drum the flights pick up the particles at a number of points in the lower half of the drum while, in the upper half, the particles fall freely. A model is derived where the drag force exerted on the particles throughout ...

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    A mathematical model was built and used to show the motion of particles in a cascade rotary drum dryer. In a cascade rotary drum the flights pick up the particles at a number of points in the lower half of the drum while, in the upper half, the particles fall freely. A model is derived where the drag force exerted on the particles throughout the falling period is emphasised.

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    The flight, presented in Figure 2, can be characterized by the lengths of segment 1 (l ) and segment 2 (l), the angle between the two segments (a A) and the circle radius (R o) formed by the line between the edge of the flight (O) and the center of the rotary drum.Two sets of Cartesian coordinates are considered. The origin (x,y) of the set is at the flight lip, the x axis is located along the ...

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    Rotary Mills Gold Mine Ore Processing Portable rotary drum dryer products jxsc mine The wet ore is feed to the drum dryer by belt conveyor burning the fuel the ore will be dried in the rotating drum and then the dried ore will discharge from out let in another side the dried ore moved to next machine by belt conveyor our new designe Materials ...

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