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Line Variable Symbol Value Units Notes

0.0 CONVEYOR CODE No BC-01

1.0 MATERIAL PROPERTIES

1.1 Material to be Handled

1.2 Bulk Density 1.00 tn/m3

according to Table no 01

1.3 Static Angle of Repose r 30 according to Table no 01

1.4 Dynamic Angle of Surcharge s 10 according to Table no 02

1.5 Maximum Lump Size k - mm

2.0 TRANSFER PROPERTIES

2.1 Conveying Distance L 10.00 m Datum no 01

2.2 Conveying Height H 1.00 m Datum no 02

2.3 Conveyor Length L c 10.05 m L c=(L2+H

2)1/2

2.4 Gradient (rad) gr 0.10 rad gr=arctan(H/L)

2.5 Gradient (degree) 5.71 =(360*gr)/(2*)2.6 Gradient (%) a 10 % a=100*(H/L)

3.0 CROSS SECTION PROPERTIES

3.1 Troughing Design 3-part, Normal Trough

3.2 Troughing Angle 20 Datum no 03

3.3 Belt Width B 800 mm

3.4 Effective Belt Width b 670 mm b=0.9*B-50

3.5 Maximum Loaded Section Area S 0.0413 m2

according to Table no 03

4.0 CAPACITY

4.1 Belt Speed v 1.05 m/s Datum no 04 acc to Table no 04

4.2 Degree of Filling 1 1.00 Datum no 05 acc to Table no 05

4.3 Degree of Uniformity 2 1.00 Datum no 06

4.4 Volume Rate Q v 156 m3/hr Q v=3600*S*v* 1 * 2

4.5 Mass Rate Qm 156 tn/hr Qm=*Q v

5.0 NUMBER OF IDLERS

5.1 Transition Length L tr 0.85 m according to Table no 06

Wet or Dry Sludge from WWTP

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5.2 Transition Interval Ni 1

5.3 Normal Troughing Set Pitch at the Upper Run a nu 1.20 m according to Table no 07

5.4 Troughing Set Pitch at Loading Point a ld 0.60 m a ld=a u/2

5.5 Troughing Set Pitch at Lower Run a l 2.40 m a l=2*a nu

5.6 Loading Length L ld 1.20 m Datum no 07

5.7 Number of TransitionTroughing Sets n tr 0 n tr=INT(L tr/a nu)

5.8 Number of Loading Troughing Sets n ld 3 n l=INT(L ld/a ld)+1

5.9 Number of Normal Upper Run Troughing Sets nnu

7 nnu=INT((L

c-L

tr-L

ld)/a

nu)+1

5.10 Total Troughing Sets at the Upper Run n u 10 n u=n t+n l+n nu

5.11 Average Pitch at the Upper Run a u 1.00 m a u=L c/n u

5.12 Troughing Sets at the Lower Run nl 5 n l=INT(L c/a l)+1

6.0 BELT PROPERTIES

6.1 Type of Belt EP 315/2 (4+2) Datum no 07 acc to Table no 08

6.2 Belt Tensile Strength T 315 N/mm2

according to Belt Type

6.3 Thickness of Upper Layer Th u 4.0 mm according to Belt Type

6.4 Thickness of Lower Layer Th l 2.0 mm according to Belt Type

6.5 Belt Core Weight wc 3.00 Kg/m2

according to Table no 08

6.6 Belt External Layers Weight wr 1.15 Kg/m2mm Datum no 08

6.7 Belt Mass wb 7.92 Kg/m wb=(B/1000)*(wr*(Th u+Th l)+wc)

7.0 IDLER PROPERTIES

7.1 Upper Idler Diameter D u 89 mm according to Table no 09

7.2 Lower Idler Diameter D l 89 mm according to Table no 097.3 Upper Idler Rotation Speed n ru 225 rpm n ru=(v*1000*60)/(D*) , check acc to Table no 10

7.4 Lower Idler Rotation Speed n rl 225 rpm n rl=(v*1000*60)/(D*) , check acc to Table no 10

7.5 Material Mass wm 41.30 Kg/m wm=(1000*Q v*)/(3600*v)

7.6 Load on the Upper Idlers q u 485.26 N q u=9,81*a u *(wb+wm)

7.7 Load on the Lower Idlers ql 186.47 N q l=9,81*a l*wb