Phosphoric acid wet process pipeline
Diagramma di flusso
flowchart LR
rockMilling["macinazione roccia"]
sulfuricAttack["attacco solforico"]
filtrationAndWashing["filtrazione e lavaggio"]
fluorideScrubbing["abbattimento fluoro"]
rockMilling --> sulfuricAttack
sulfuricAttack --> filtrationAndWashing
filtrationAndWashing --> fluorideScrubbing
in_fluorapatite(["fluorapatite"]):::input
in_fluorapatite --> rockMilling
out_milledPhosphateRock(["roccia fosfatica macinata"]):::output
rockMilling --> out_milledPhosphateRock
in_milledPhosphateRock(["roccia fosfatica macinata"]):::input
in_milledPhosphateRock --> sulfuricAttack
in_sulfuricAcid(["acido solforico"]):::input
in_sulfuricAcid --> sulfuricAttack
in_water(["acqua"]):::input
in_water --> sulfuricAttack
out_phosphoricAcidSlurry(["slurry acido fosforico"]):::output
sulfuricAttack --> out_phosphoricAcidSlurry
in_phosphoricAcidSlurry(["slurry acido fosforico"]):::input
in_phosphoricAcidSlurry --> filtrationAndWashing
in_water --> filtrationAndWashing
out_phosphoricAcid(["acido fosforico"]):::output
filtrationAndWashing --> out_phosphoricAcid
in_hydrogenFluoride(["acido fluoridrico"]):::input
in_hydrogenFluoride --> fluorideScrubbing
in_siliconTetrafluoride(["tetrafluoruro di silicio"]):::input
in_siliconTetrafluoride --> fluorideScrubbing
in_water --> fluorideScrubbing
out_fluosilicicAcid(["acido fluosilicico"]):::output
fluorideScrubbing --> out_fluosilicicAcid
classDef input fill:#e8f4ff,stroke:#06c
classDef output fill:#e8ffe8,stroke:#0a7
Unit Operation
| Operazione | Consuma | Produce | Catalizzatore | Equipment | CO₂eq | Resa |
| macinazione roccia |
fluorapatite |
roccia fosfatica macinata |
— |
mulino a sfere |
— |
0.99 |
| attacco solforico |
roccia fosfatica macinata, acido solforico, acqua |
slurry acido fosforico |
— |
— |
0.35 |
0.95 |
| filtrazione e lavaggio |
slurry acido fosforico, acqua |
acido fosforico |
— |
— |
0.05 |
0.97 |
| abbattimento fluoro |
acido fluoridrico, tetrafluoruro di silicio, acqua |
acido fluosilicico |
— |
— |
— |
0.90 |
Dereferenziabile: chem:phosphoricAcidWetProcessPipeline
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