to calculate screw conveyor capacity in ethiopia

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Eng Guide Index Download Guide PDF HORIZONTAL SCREW CONVEYOR CAPACITY SPEED CALCULATION Visit the online engineering guide for assistance with using this calculator Click on symbol for more information DESIGN CONDITIONS 1 Flowratem lbhr 2 Density 3 Loading K SPCL FLIGHT

Calculate required capacity in cubic feet per hour ft 3 hr Select the recommended trough loading percentage from the Bulk Material Table for the specific bulk material to be conveyed Select the screw conveyor diameter that corresponds with the recommended trough loading and is less than the capacity at maximum RPM from the Capacity Table Calculate actual conveyor speed by dividing the required capacity by the capacity at 1RPM from the Capacity

Screw Dia Max Lump Size IN Max Recommended RPM Capacity in Cubic Feet Per Hour Normal Loading Normal Loading AT 1 RPM 15 30A 30B 45 15 30A 30B

21 General formula The capacity of a screw conveyor with a standard screw flight can be estimated the following way With Q screw capacity in kgh D screw diameter in m S screw pitch in m N screw speed in rpm α loading ratio ρ material loose density in kgm3

May 20 2014 · Simply multiply the density by the capacity gives us 8460 poundshour 18047 This is a little over 4 tons per hour which is more than enough for our 1 ton per hour requirement Other Items You could also use this methodology to calculate bin sizes as well

Calculation of Conveyor Speed Conveyor Speed can be most conveniently calculated by use of the nomographs supplied on pages To use this nomograph – first locate the two known values screw diameter and required capacity in cu ft per hour then with a straight edge connect these two points

Vertical Screw Conveyor Calculations Vertical screw conveyor calculations for each project scheme design we will use professional knowledge to help you carefully listen to your demands respect your opinions and use our professional teams and exert our greatest efforts to create a more suitable project scheme for you and realize the project investment value and profit more quickly

SC 1 50 X 3 75 X 333 ft3hr SC 1873 ft3hr The Selection Capacity will be used to select the proper screw conveyor diameter and speed from the Capacity Table with a recommended trough loading of 30a the Selection Capacity must be less than the maximum capacity given in the Capacity

Belt speed in m per sec Calculations for screw conveyors Screw diameter in meters Rotations per minute x 314 x 60 Calculations for screw conveyors Power in Kw P Q x L x K 3600 x 102 P power in Kw Q capacity in 1000 kg per hour L conveyor screw length m K friction coeffi cient P v speed in m per sec v

The initial step in engineering a Screw Conveyor is to analyze the physical characteristics of the material and the rate at which it is to be handled The capacity of a Screw Conveyor should be defined in terms of cubic feet per hour It is also important to determine the maximum capacity the conveyor will be required to handle