optimization of the coal-preparation plant in...
TRANSCRIPT
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www.voestalpine.com/stahl voestalpine Stahl GmbH / BTV Bramme
Optimization of the coal-preparation plant
in Linz
Thomas Abfalterer
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Content
• Historic plant configuration
• Requests on a modern coal-preparation plant
• New plant configuration
• Plans for the future
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318
333 334
345
wagon tipper 1 wagon tipper 2
331
to coal preparation plant
harbour basin
coke storage coal storage
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from coal storage
16 coal bunkers
1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8
2.8 2.7 2.6 2.5 2.4 2.3 2.2 2.1
batteries
coal
tower
3 2 1
coal mixer
separation of impurities (magnetic separator)
3 coal crushers
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Requirements on a modern coal-preparation plant
• Cost effective unloading and storage of coals
• Accurate blending and homogenization
• Constant blend quality:
• Grinding
• Moisture
• Separation of impurities
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16 coal bunkers
X 2 coal crushers
coal scale
coke -
storage coal yard
wagon tipper 1
3 crane bridges
X
Separation of impurities waste
box
magnet separator
Mobile crane
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16 coal bunkers
X 2 coal crushers
coal scale
coke -
storage coal yard
wagon tipper 1
3 crane bridges
X
roller screen crusher impact
mill
star screen
X
waste
box
magnet separator
X
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16 coal bunkers
star screen
coal scale
coal mixer water
online moisture measuring
automatic coal sampler and
bulk density measurement
coal tower
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Plans for the future
• Renewal of the coal mixer
• Automatic sampler for single coals
• Online analysis:
• Coal grain size distribution measurement
• Coal type analysis
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