POWER MOTOR & COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Material density Calculation Conveyor Capacity
PT Newmont 750 EP 500/4 42 43 7 30
L H V
Q'
Fly Ash 0.72 77.76
m m m m/min
f Lo
0.2 11.5 Degree
Pt
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 1.13 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 2.87 kW
6120 x P V
=
1503.48 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 = 751.74 kg Slope Tension (T3) = =
0.625 0.0625
A=K(0.9B-0.05)2 =
W1 ( H +/- f x L ) 107.77 kg
Sag Tension (T4) = 50/8 x Lr x W1
=
Power to move Tripper (kW) 2.65
1.666666667 628
P
= = =
Total Power P1 + P2 + P3 + Pt 7.37 kW
Choice
=
11.06 kW 12.00 kW 17.00 hp
=
Safety factor 1.5 Safety factor 1.63
FRICTION FACTOR 0.2
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 13.9 kg/set
DRIVING COEFFECIENT FACTOR 0.5
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 12.2 kg/set TABEL
BELT WEIGHT STANDART (W1) 13 kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) 3 m
F4
=
83.33 kg/m
243.75 kg CARRY IDLER SPACING (Lc) 1 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
1503.48 kg Choise the Larger Tension 487.5 kg
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 2751.54 2034.88 2255.22 487.50
Choice Bigest Tension =
5 ~ 10 kg kg kg kg
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
=
75 cm 4 nos FM x SF BW x n
= = CHOICE
1204.17 kg
487.50 kg
2255.22 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
0.060078
0.72 kW
P2
Effective tension (Te) =
K Value
Weight of moving parts without material carried W 53
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367
FP
Density Table TABEL 1 TABEL 2
= 60 min/jam x Area (A) x Material Density x Belt Speed (m/min) 0.06 Sq.m 0.72 T/cum 30 m/min
150 Ton/hours
=
F3
Friction Factor (f) 0.03 49
Slope, Radiant
T/Cu.m Ton/hours
Conveyor Capacity Q
P1
mm
52.6218 kg/cm.ply 210.4872 kg/cm EP 500/4
Table Tensile Strength
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
-43.896 kg
m2
COUNTER WEIGHT CALCULATOR
PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
PT. CAMCO OMYA 450 mm EP500 200 250 30 45
L H V
m m m m/min
f Lo
Friction Factor (f) 0.03 49
W
Weight of moving parts without material carrie 28
Calcium Carbonate Q
60 Ton/hours
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
1.85 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 1.47 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 4.91 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
1119.28 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
467.86 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 337.5 kg
BELT WEIGHT STANDART (W1) 9 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 0.418
168.75 kg 2 x T2 2 x T4
= =
935.72 kg 337.5 kg
Choise the Larger Tension
Weight of moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 8.23 kW
DRIVING COEFFECIENT FACTOR
BELT WEIGHT STANDART (W1)
RETURN IDLER SPACING (Lr)
Choise the Larger Tension
COUNTER WEIGHT CALCULATOR
PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
EMOMI 450 EP500 201.7 98.7 21.3 90
L H V
mm m m m m/min
ASH WASTE Q
5 Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 28
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
1.83 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.07 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 0.3 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
149.6 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
170.55 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 169.83 kg
BELT WEIGHT STANDART (W1) 7 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
131.25 kg 2 x T2 2 x T4
= =
341.1 kg 262.5 kg
Choise the Larger Tension
Belt Spesification :
Scandura PN150 x 3 x 5 + 1.5
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 2.2 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR
PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
EMOMI 450 PN150 x 3 93.647 98.7 22.133 60
L H V
mm m m m m/min
ASH WASTE Q
10 Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 28
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
1.22 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.13 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 0.61 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
199.92 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
227.91 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 175.66 kg
BELT WEIGHT STANDART (W1) 7 kg
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
131.25 kg 2 x T2 2 x T4
= =
455.82 kg 262.5 kg
Choise the Larger Tension
Belt Spesification :
Scandura PN150 x 3 x 5 + 1.5
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 1.96 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR
PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
EMOMI 450 PN150 x 3 93.647 97.947 22.133 72
L H V
mm m m m m/min
ASH WASTE Q
10 Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 28
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
1.46 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.13 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 0.61 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
187 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
213.18 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 175.5 kg
BELT WEIGHT STANDART (W1) 7 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
131.25 kg 2 x T2 2 x T4
= =
426.36 kg 262.5 kg
Choise the Larger Tension
Belt Spesification :
Scandura PN150 x 3 x 5 + 1.5
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 2.2 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
L H V Q
PT. FREEPORT Mc.MORRAN INDONESIA 750 NN200 x 5 X 5/1.5 13 12.76 0 142 SPLIT STONE 200
mm m m m m/min Ton/hours
f Lo
Weight of moving parts without material c W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
6.63 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 1.01 kW
P3
= Power to Lift load (kW) = HxQ 367 =
Effective tension (Te) =
( + ) value for ascent conveyor ( - ) value for descent conveyor 0 kW
6120 x P V
=
FRICTION FACTOR 0.2
329.28 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) = Slope Tension (T3) = =
W1 ( H +/- f x L )
BELT WEIGHT STANDART (W1) 13 kg/m
4.98 kg
RETURN IDLER SPACING (Lr) 3m
= ~ ~
DRIVING COEFFECIENT FACTOR 1.14
375.38 kg
Sag Tension (T4) = 50/8 x Lr x W1
Counter Weight Calculation (Wt)
Friction Factor (f) 0.03 49
243.75 kg 2 x T2 2 x T4
= =
750.76 kg 487.5 kg
Choise the Larger Tension
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 7.64 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
L H V Q
PT. Krakatau Bandar Samudra 1000 EP800/4 25.5 25 0 142 SOYBEANS 600
mm m m m m/min Ton/hours
f Lo
Weight of moving parts without material c W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
7.94 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 3.63 kW
P3
= Power to Lift load (kW) = HxQ 367 =
Effective tension (Te) =
( + ) value for ascent conveyor ( - ) value for descent conveyor 0 kW
6120 x P V
=
FRICTION FACTOR 0.2
498.66 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) = Slope Tension (T3) = =
W1 ( H +/- f x L )
BELT WEIGHT STANDART (W1) 13 kg/m
9.75 kg
RETURN IDLER SPACING (Lr) 3m
= ~ ~
DRIVING COEFFECIENT FACTOR 1.14
568.48 kg
Sag Tension (T4) = 50/8 x Lr x W1
Counter Weight Calculation (Wt)
Friction Factor (f) 0.03 49
243.75 kg 2 x T2 2 x T4
= =
1136.96 kg 487.5 kg
Choise the Larger Tension
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 11.57 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
L H V Q
PT. FREEPORT Mc.MORRAN INDONESIA 750 NN200 x 5 X 5/1.5 25.5 28.3 9.3 142 SPLIT STONE 200
mm m m m m/min Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
8.3 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 1.27 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 5.07 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
630.97 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
719.31 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 131.94 kg
BELT WEIGHT STANDART (W1) 13 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
243.75 kg 2 x T2 2 x T4
= =
1438.62 kg 487.5 kg
Choise the Larger Tension
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 14.64 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
L H V Q
PLN SURALAYA 1800 NN200 x 5 X 5/1.5 528.8 548.5 9.8 198 COAL 2400
mm m m m m/min Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
89.36 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 117.23 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 64.09 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
8366.48 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
9537.79 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 1207.73 kg
BELT WEIGHT STANDART (W1) 46 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
862.5 kg 2 x T2 2 x T4
= =
19075.58 kg 1725 kg
Choise the Larger Tension
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 270.68 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR
PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
P1
EMOMI 450 PN150 x 3 93.647 98.7 22.133 72
L H V
mm m m m m/min
ASH WASTE Q
10 Ton/hours
f Lo
Friction Factor (f) 0.03 49
Weight of moving parts without material c W 28
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
1.47 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.13 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 0.61 kW
Effective tension (Te) =
6120 x P V
=
FRICTION FACTOR 0.2
187.85 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) =
214.15 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 175.66 kg
BELT WEIGHT STANDART (W1) 7 kg/m
Sag Tension (T4) = 50/8 x Lr x W1
RETURN IDLER SPACING (Lr) 3m
= Counter Weight Calculation (Wt)
~ ~
DRIVING COEFFECIENT FACTOR 1.14
131.25 kg 2 x T2 2 x T4
= =
428.3 kg 262.5 kg
Choise the Larger Tension
Belt Spesification :
Scandura PN150 x 3 x 5 + 1.5
moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 2.21 kW
COEFFECIENT FACTOR
IGHT STANDART (W1)
IDLER SPACING (Lr)
he Larger Tension
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
7.17 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 9.41 kW
P3
= Power to Lift load (kW) = HxQ 367 =
Effective tension (Te) = FP
( + ) value for ascent conveyor ( - ) value for descent conveyor 0 kW
6120 x P V
=
614.97 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 =
F3
f Lo
Slope Tension (T3) = =
DRIVING COEFFECIENT FACTOR 0.638
392.36 kg W1 ( H +/- f x L ) 8.42 kg
Sag Tension (T4) = 50/8 x Lr x W1
BELT WEIGHT STANDART (W1) 33 kg/m RETURN IDLER SPACING (Lr) 3m
F4 =
FRICTION FACTOR 0.2
618.75 kg CARRY IDLER SPACING (Lc) 0.7 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
784.72 kg Choise the Larger Tension 1237.5 kg
7 2598.66 1779.73 1007.33 1237.50
Choice Bigest Tension =
CHOICE
=
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
2598.66 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
5 ~ 10 kg kg kg kg
140 cm 4 nos FM x SF BW x n
=
32.48324085 kg/cm.ply
=
129.9329634 kg/cm EP 500/4
Table Tensile Strength
Density Table TABEL 1 TABEL 2 K Value moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 16.58 kW 20.73 kW 21.00 kW
Safety factor 25% Round up
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 90 kg/set
COEFFECIENT FACTOR
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 27.5 kg/set TABEL
IGHT STANDART (W1)
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
IDLER SPACING (Lr) =
202.02 kg/m
DLER SPACING (Lc) MINIMUM TENSION OF CARRIER SIDE
he Larger Tension
F4c
= 12.5 Lc ( Wm + W1 ) =
2056.43 kg
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
1237.50 kg
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
72.7375 kg
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Conveyor Capacity
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367 =
10.33 kW
P2
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 3.95 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 10.3 kW
Effective tension (Te) = FP
6120 x P V
=
FRICTION FACTOR 0.2
1474.8 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2
F3
f Lo
=
940.93 kg
Slope Tension (T3) = =
W1 ( H +/- f x L ) 430.65 kg
Sag Tension (T4) = 50/8 x Lr x W1
DRIVING COEFFECIENT FACTOR 0.638
BELT WEIGHT STANDART (W1) 33 RETURN IDLER SPACING (Lr) 3
F4 =
618.75 kg CARRY IDLER SPACING (Lc) 0.7
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
1881.86 kg Choise the Larger Tension 1237.5 kg
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 2455.25 2889.29 2415.73 1237.50
Choice Bigest Tension =
CHOICE
=
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
2889.29 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
5 ~ 10 kg kg kg kg
75 cm 4 nos FM x SF BW x n
=
67.41676667 kg/cm.ply
=
269.6670667 kg/cm EP 500/4
Table Tensile Strength
TOR
Friction Factor (f) Density Table TABEL 1 TABEL 2 K Value Weight of moving parts without material carried
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 24.58 kW
lue for ascent conveyor lue for descent conveyor
30.73 kW 15.00 kW
Safety factor 25% Round up
FRICTION FACTOR
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 90 kg/set
DRIVING COEFFECIENT FACTOR
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 27.5 kg/set TABEL
BELT WEIGHT STANDART (W1) kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) m
=
58.82 kg/m
CARRY IDLER SPACING (Lc) m Choise the Larger Tension
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
803.46 kg
Fp + F4c - Fr Fp + F4r - Fr
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
1237.50 kg
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
-176.99 kg
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Calculation Conveyor Capacity
L H V Q'
PT. SELAT NASIK INDOKWARSA 750 EP 400/3 47.5 50 15.5 65 PASIR KWARSA 9.009
Conveyor Capacity Q
P1
mm f Lo
m m m m/min
= Area (A) x Material Density x Belt Speed (m/min) 0.066 Sq.m 2.1 T/cum
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.17 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 0.85 kW
6120 x P V
=
554.57 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 = 632.21 kg Slope Tension (T3) = =
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 5.89 kW
Choice
=
8.84 kW 9.20 kW
4.87 kW
P2
FP
65 m/min
Weight of moving parts without material carried W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367
Effective tension (Te) =
Density Table TABEL 1 TABEL 2 K Value
Ton/hours
20 Ton/hours
=
F3
Friction Factor (f) 0.03 49
W1 ( H +/- f x L ) 391 kg
Sag Tension (T4) = 50/8 x Lr x W1
FRICTION FACTOR 0.2
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 13.9 kg/set
DRIVING COEFFECIENT FACTOR 1.14
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 12.2 kg/set TABEL
BELT WEIGHT STANDART (W1) 23 kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) 3 m
F4 =
Safety factor 1.5 Safety factor 1.57
=
5.13 kg/m
431.25 kg CARRY IDLER SPACING (Lc) 1 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
1264.42 kg Choise the Larger Tension 862.5 kg
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 1182.28 1693.18 1186.78 862.50
Choice Bigest Tension =
5 ~ 10 kg kg kg kg
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
=
Fr
CHOICE
=
862.50 kg
1182.28 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
351.60 kg
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1
75 cm 4 nos FM x SF BW x n
=
27.58663983 kg/cm.ply
=
110.3465593 kg/cm EP 400/3
Table Tensile Strength
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
-276.112 kg
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Calculation Conveyor Capacity
L H V Q'
PT.PURABARUTAMA - KUDUS 1000 EP 400/3 10 10 0 65 PULP PAPER 15.288
Conveyor Capacity Q
P1
mm f Lo
m m m m/min
= Area (A) x Material Density x Belt Speed (m/min) 0.112 Sq.m 2.1 T/cum
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 0.1 kW
P3
= Power to Lift load (kW) = HxQ 367 =
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 3 kW
Choice
=
4.50 kW 4.50 kW
( + ) value for ascent conveyor ( - ) value for descent conveyor 0 kW
6120 x P V
=
282.47 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 = 322.02 kg Slope Tension (T3) = =
Pt
2.9 kW
P2
Effective tension (Te) =
65 m/min
Weight of moving parts without material carried W 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367
FP
Density Table TABEL 1 TABEL 2 K Value
Ton/hours
20 Ton/hours
=
F3
Friction Factor (f) 0.03 49
W1 ( H +/- f x L ) 6.9 kg
Sag Tension (T4) = 50/8 x Lr x W1
FRICTION FACTOR 0.2
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 13.9 kg/set
DRIVING COEFFECIENT FACTOR 1.14
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 12.2 kg/set TABEL
BELT WEIGHT STANDART (W1) 23 kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) 3 m
F4 =
Safety factor 1.5 Safety factor 1.5
=
5.13 kg/m
431.25 kg CARRY IDLER SPACING (Lc) 1 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
644.04 kg Choise the Larger Tension 862.5 kg
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 586.16 1097.06 604.49 862.50
Choice Bigest Tension =
5 ~ 10 kg kg kg kg
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
=
=
100 cm 3 nos FM x SF BW x n 25.59806667 kg/cm.ply
= CHOICE
862.50 kg
1097.06 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
351.60 kg
76.7942 kg/cm EP 400/3
Table Tensile Strength
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
47.908 kg
COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Calculation Conveyor Capacity
L H V Q'
PT. SUMATERA PRIMA FIBREBOARD 1200 EP 400/3 47.5 70 5 65 WOOD CHIP 120
Conveyor Capacity Q
P1
mm m m m m/min
f Lo
Ton/hours
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 8.66 kW
Choice
=
12.99 kW 22.00 kW
5.85 kW
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 1.17 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 1.64 kW
6120 x P V
=
815.38 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 = 929.54 kg Slope Tension (T3) = =
65 m/min
Weight of moving parts without material carried W 154
P2
Effective tension (Te) =
K Value
= Area (A) x Material Density x Belt Speed (m/min) Sq.m T/cum
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367
FP
Density Table TABEL 1 TABEL 2
Slope, Radiant 0.104877 6.1 Degree
120 Ton/hours
=
F3
Friction Factor (f) 0.03 49
W1 ( H +/- f x L ) 163.3 kg
Sag Tension (T4) = 50/8 x Lr x W1
FRICTION FACTOR 0.2
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 13.9 kg/set
DRIVING COEFFECIENT FACTOR 1.14
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 12.2 kg/set TABEL
BELT WEIGHT STANDART (W1) 23 kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) 3 m
F4 =
Safety factor 1.5 Safety factor 2.55
=
30.77 kg/m
431.25 kg CARRY IDLER SPACING (Lc) 1 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
1859.08 kg Choise the Larger Tension 862.5 kg
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 1505.87 1696.25 1744.92 862.50
Choice Bigest Tension =
5 ~ 10 kg kg kg kg
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
=
= = CHOICE
862.50 kg
1505.87 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
672.12 kg
120 cm 4 nos FM x SF BW x n 21.96056603 kg/cm.ply 87.8422641 kg/cm EP 400/3
Table Tensile Strength
= f ( L + Lo)(w1 + Wr/Lr) - (H.W1) =
-18.372 kg
POWER MOTOR & COUNTER WEIGHT CALCULATOR PROJECT : Belt width Tensile strength of belt Horizontal length of conveyor C to C conveyor length Height of level head pulley Belt speed Material to handled Material density Calculation Conveyor Capacity
L H V
Q'
PT. ABC 1200 EP 630/4 200 200 4 120 BATUBARA 0.95 1012.32
Conveyor Capacity Q
P1
mm m m m m/min
f Lo
Slope, Radiant
T/Cu.m Ton/hours
0.02 1.2 Degree
W
= Power required to move load on level (kW) = f x Q (L + Lo) 367 = 20.36 kW
P3
= Power to Lift load (kW) = HxQ ( + ) value for ascent conveyor 367 ( - ) value for descent conveyor = 10.9 kW
6120 x P V
=
2745.33 kg
Slack Side Tension (T2) = Te x 1/e (Driving Coeffecient Factor) F2 = 3129.68 kg Slope Tension (T3) = =
Pt
=
Power to move Tripper (kW)
P
= = =
Total Power P1 + P2 + P3 + Pt 53.83 kW
Choice
=
80.75 kW 80.00 kW
22.57 kW
P2
Effective tension (Te) =
K Value
Weight of moving parts without material carried 154
= Power required to move empty belt (kW) = 0.06 x f x W x V (L + Lo) 367
FP
Density Table TABEL 1 TABEL 2
= 60 min/jam x Area (A) x Material Density x Belt Speed (m/min) 0.148 Sq.m 0.95 T/cum 120 m/min
1000 Ton/hours
=
F3
Friction Factor (f) 0.03 49
W1 ( H +/- f x L ) 230 kg
Sag Tension (T4) = 50/8 x Lr x W1
FRICTION FACTOR 0.2
WEIGHT OF ROTATING PARTS OFCARRIER Wc = 13.9 kg/set
DRIVING COEFFECIENT FACTOR 1.14
WEIGHT OF ROTATING PARTS OF RETURN ROLLER Wr = 12.2 kg/set TABEL
BELT WEIGHT STANDART (W1) 23 kg/m
WEIGHT OF MATERIAL PER METER LOADED ON CONVEYOR Wm = Qt 0.06 x V
RETURN IDLER SPACING (Lr) 3 m
F4 =
Safety factor 1.5 Safety factor 1.49
=
138.89 kg/m
431.25 kg CARRY IDLER SPACING (Lc) 1 m
Counter Weight Calculation (Wt)
~ ~
2 x T2 2 x T4
= =
6259.36 kg Choise the Larger Tension 862.5 kg
MINIMUM TENSION OF CARRIER SIDE F4c = 12.5 Lc ( Wm + W1 ) =
Safety factor (SF) = Maximum Tension (FM) ~ or or or
7 4658.75 3497.64 5875.01 862.50
Choice Bigest Tension =
5 ~ 10 kg kg kg kg
= = = =
Fp + F4c - Fr Fp + F4r - Fr Fp + F2 Fp + F4r
MINIMUM TENSION OF RETURN SIDE F4r = 12.5 Lr . W1 =
Fr
=
= = CHOICE
862.50 kg
5875.01 kg
Belt Width (BW) = Number of ply (n) = Breaking Strength of tension layer
2023.61 kg
120 cm 4 nos FM x SF BW x n 85.67722917 kg/cm.ply 342.7089167 kg/cm EP 630/4
