Date post: | 20-Feb-2017 |
Category: |
Engineering |
Upload: | peter-heath-ma-pgce-mistc |
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How to maximize your 5-8 mm and minimize 0-5 mm fraction with less energy
© Metso© Metso2
0
50,000
100,000
150,000
200,000
250,000
Liner wear cost Electricity cost Total operation cost
A potential 60% reduction in operational costs in tertiary crushing is possible
© Metso© Metso3
You can increase the profitability of your crusher in two easy ways
Control and adjustment of the feed level height
Choke plate feed arrangement
© Metso© Metso4
Choke plate feed arrangement has a significant effect in re-crushing applications
Choke plate Ø opening500 mm
400 mm
300 mm
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30040050040
60
80
100
120
140
160
180
200
Feed Opening [mm]
kW &
tph
A reduced feed opening lowers the energy consumption per crushed ton
[tph]
[kWh]
1.13 kWh/t
1.43 kWh/t
0.95 kWh/t
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500 400 3000
10
20
30
40
50
60
0/5 5/8 8/11 11/16 16/22Feed plate opening [mm]
Capa
city
[t/h
]
Energy consumptionFines produced
The lower the energy used, the less fines produced
© Metso© Metso7
You can increase the profitability of your crusher in two easy ways
Control and adjustment of the feed level height
Choke plate feed arrangement
© Metso© Metso8
0- level
+300 mm level
+600 mm level
Constant, controlled feed level height adjustment can significantly improve the performance of your crusher
© Metso© Metso9
0300600406080
100120140160180200220240
Feed Material Level [mm]
kW &
tph
The lower the height of the feed material level, the lower the energy consumption per crushed ton
1.12 kWh/t
0.91 kWh/t
0.53 kWh/t
[kWh]
[tph]
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600 300 00
10
20
30
40
50
60
70
80
90
100
0/5 5/8 8/11 11/16 16/22Feed level height [mm]
Capa
city
[t/h
]
Energy consumptionFines produced
The lower the energy used, the less fines produced
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600 300 00
50,000
100,000
150,000
200,000
250,000
Liner wear cost Electricity cost Total operation cost
Feed Level [mm]
Cos
t / 1
yea
r / 3
000
hour
pro
duct
ion
[Eur
]
A potential 60% reduction in operational costs in tertiary crushing is possible
© Metso© Metso12
In summary, making profit is not about increasing production – it is about reducing costs
600 300 00
1,000,000
2,000,000
3,000,000
4,000,000
5,000,000
6,000,000
Cost Income Profit
Feed Material Level [mm]
Cost
/ 1
year
pro
ducti
on [E
ur]
+28% +3%