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Aspen Plus unit operation model | Flow sheet component in Figure 3 | Specification and function |
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RGibbs | CALCINAT | Completion of calcination |
BURN | Coal combustion (streams 3, 16, and 10) |
BURNING | Clinker burning (streams 27 and 26) |
BELITE | Formation of belite (C2S) (stream 29) |
MIXPH1 | Mixing of solids (stream 1) with gases (stream 35) and drying of free water from raw meal |
MIXPH2 | Mixing of solids (streams 37 and 38) with gases (stream 20) and evolution of combined water from raw meal |
MIXPH3 | Mixing of solids (stream 34) and gases (stream 23) and evolution of combined water from raw meal |
GASMIX | Combining gases (streams 41 and 42) |
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RStoic | MIXPH4 | Precalcination of 30% of limestone |
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RYield | DECOMP | Decomposing coal (stream 2) |
ASHDECOM | Decomposing ash (stream 45) |
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Cyclone | CYCL4 | Separates solids (stream 11) from gases (stream 23) |
CYCL1N | Precleaning of exhaust gases (stream 42) |
CYCL1S | Precleaning of exhaust gases (stream 41) |
CYCL2 | Precleaning of exhaust gases (stream 36) |
CYCL3 | Precleaning of exhaust gases (stream 21) |
SEPARAT4 | Separates gases (stream 13) and solids (stream 29) of calcination products |
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HeatX | COOLER | Cooling clinker (stream 12) |
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Heater | WALL-LOS | Set thermodynamic conditions of streams 8 and 9 to quantify cooler losses |
GASCOOL | Simulates an exhaust (stream 44) gas cooling tower |
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Compr | C-AIRFAN | Used to model a cooler inlet air fan (stream 5) |
ID-FAN | Sucking out of exhaust gases (stream 14) from the kiln system |
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FSplit | FEEDSPLT | Splits stream 43 into two equal parts |
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FabFl | GASCLEAN | Cleaning of fine dust from gases (stream 18) |
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