- Potassium Sulfate (K₂SO₄) manufacturing cog yog ib qho kev sib xyaw ua ke ntawm cov tshuaj tsim los tsim cov sulfate-raws li poov tshuaj chiv los ntawm kev kub siab - cov tshuaj tiv thaiv kub los yog cov txheej txheem crystallization. Cov khoom no yog siv rau hauv kev ua liaj ua teb uas yuav tsum muaj cov tshuaj chloride- pub dawb, tshwj xeeb tshaj yog rau cov chloride- cov qoob loo thiab cov av.
- Cov txheej txheem tsim khoom tsis yog nyob ntawm ib lub tshuab, tab sis ua tiav cov txheej txheem kev lag luam suav nrog kev tuav raw khoom, tshuaj lom neeg cov tshuaj tiv thaiv, kev kho roj, khoom siv -kua sib cais, ziab, kev faib tawm, khaws cia, thiab kev tswj ib puag ncig.
Raw Material Handling and Preparation System
Cov txheej txheem tsim khoom pib nrog kev tswj hwm kev npaj cov khoom siv raw, feem ntau potassium chloride (KCl) thiab sulfuric acid (H₂SO₄) hauv Mannheim txheej txheem.
- Raw khoom cia silos
- Cov kua qaub-Resistant tanks
- Cov ntsia hlau conveyors thiab siv cov khoom noj
- Dosing thiab metering units
- Kev sib tsoo thiab ua ntej- sib xyaw tshuab
Kev tswj kev pub noj kom raug yog yuav tsum tau ua kom ruaj khov cov tshuaj tiv thaiv stoichiometry. Ib qho kev sib txawv ntawm cov khoom siv raw khoom ncaj qha cuam tshuam rau kev hloov dua siab tshiab thiab qhov kawg ntawm cov khoom purity.
Sulfuric acid tuav cov tshuab yuav tsum muaj corrosion- tiv thaiv tsim vim muaj zog acidic zog.
High -Tub kub Reaction System
- Mannheim rauv (ntau-chamber lossis hom teb)
- Siab -kub tshuaj tiv thaiv chamber
- Acid spray lossis txhaj tshuaj system
- Rotary pub thiab sib tov khoom
- Rauv cua sov system (coal, gas, los yog roj- rho tawm)
Nyob rau hauv lub qhov cub, poov tshuaj chloride reacts nrog sulfuric acid ntawm kwv yees li 500-600 degree, ua poov tshuaj sulfate (K₂SO₄) thiab hydrogen chloride gas (HCl).
Kev ntsuas kub tsis sib xws yog qhov tseem ceeb, vim tias cov cua sov tsis sib xws tuaj yeem ua rau tsis tiav cov tshuaj tiv thaiv lossis kev cuam tshuam rau cov khoom zoo.
Hydrogen Chloride Gas Generation thiab Recovery System
Thaum lub sij hawm cov txheej txheem tshuaj tiv thaiv, cov roj hydrogen chloride txuas ntxiv tsim los ntawm - khoom thiab yuav tsum tau sau thiab kho.
- Gas collection hoods
- Absorption yees
- Cua txias condenser
- Scrubbing systems
- Acid rov qab units
Cov roj HCl feem ntau yog absorbed hauv dej los tsim hydrochloric acid, uas tuaj yeem rov qab siv tau hauv cov txheej txheem tshuaj lom neeg lossis muag raws li kev lag luam los ntawm - khoom.
Cov pa roj zoo rov qab txhim kho kev siv cov khoom siv thiab txo cov emissions ib puag ncig.
Cooling thiab Khoom Discharge System
Tom qab cov tshuaj tiv thaiv, cov khoom siv potassium sulfate tawm hauv lub cub tawg ntawm qhov kub thiab txias thiab yuav tsum tau txias ua ntej ua haujlwm ntxiv.
- Rotary txias nruas
- Cua txias tshuab
- Thaum tshav kub kub exchanger units
- Cyclone separators
- Plua plav systems
Kev ua kom txias ruaj khov rau cov qauv tshuaj thiab npaj cov khoom siv rau kev sib tsoo thiab kev faib tawm. Cov plua plav sau cov tshuab tiv thaiv kom tsis txhob muaj cov pa phem zoo thaum tso tawm thiab xa tawm.
Crushing thiab txo qhov system
Txias poov tshuaj sulfate tuaj yeem tsim cov agglomerate uas yuav tsum tau txo qhov loj me me.
- Rauj mills
- Puab tsaig crushers
- Sib tsoo mills
- Cua classifiers
- Vibrating feeders
Kev tswj qhov loj me yog qhov tseem ceeb rau kev siv qis qis xws li kev sib xyaw chiv thiab siv av. Uniform particle faib ua kom ruaj khov dissolution tus cwj pwm thiab tuav kev ua tau zoo.
Oversized hais yog xa rov qab mus rau qhov kev sib tsoo system rau reprocessing.
Crystallization Based Production System (Lwm txoj kev)
Hauv kev daws teeb meem-raws li cov tshuab tsim khoom, potassium sulfate yog tsim los ntawm kev tswj hwm crystallization.
- Cov tshuaj tiv thaiv tank
- Evaporation units
- Txias crystallizers
- Centrifugal separators
- Niam dej cawv ncig lub tank
Hauv cov txheej txheem no, cov poov tshuaj thiab sulfate ions hnov mob hauv cov kua theem thiab tsim crystalline potassium sulfate nyob rau hauv kev tswj qhov kub thiab txias.
Centrifuges yog siv los cais cov khoom siv lead ua los ntawm cov kua theem, ua raws li kev ntxuav thiab ntxuav cov kauj ruam kom tshem tawm impurities.
Khoom -Kua Separation System
Tom qab crystallization los yog txias, cov khoom poov tshuaj sulfate yuav tsum tau muab cais tawm ntawm cov kua seem.
- Centrifuges
- Lub tshuab nqus tsev lim
- Phaj thiab ncej lim
- Sedimentation tanks
Cov txheej txheem no tswj cov dej noo thiab txhim kho kev ziab kom qhuav. Kev sib cais ua tau zoo txo qis kev siv hluav taws xob hauv qhov ziab tom ntej.
Tshuab ziab khaub ncaws
Kev ziab yog siv los tshem tawm cov dej seem ntawm cov poov tshuaj sulfate crystals lossis hmoov.
- Rotary tshuab ziab khaub ncaws
- Fluidized txaj dryers
- Cua kub generators
- Kub tswj systems
Kev ziab kub yuav tsum tau ua tib zoo tswj kom tsis txhob muaj cov khoom degradation los yog caking. Kev ziab kom zoo txhim kho kev ruaj khov thiab tuav kev ua haujlwm.
Kev tshuaj ntsuam thiab kev faib tawm System
Tom qab ziab, cov khoom tau muab faib ua cov qib particle loj.
- Vibrating npo
- Rotary sifters
- Huab cua faib tshuab
- Plua plav rov qab units
Cov khoom loj loj yog rov ua dua rov qab mus rau qhov sib tsoo, thaum cov khoom zoo raug sau rau cov qauv chiv tshwj xeeb.
Kev faib cov particle ua kom cov khoom sib npaug sib npaug rau cov ntawv thov kev ua liaj ua teb sib txawv.
Cia thiab ntim System
Ua tiav cov poov tshuaj sulfate raug xa mus rau qhov chaw cia thiab ntim khoom rau kev faib khoom.
- Kev ruaj ntseg silos
- Tsis siv neeg ntsuas tshuab
- Ntim tshuab
- Cov chaw thau khoom ntau
- Cov dej noo- pov thawj sealing tshuab
Cov tshuab ntim khoom yog tsim los tiv thaiv kev nqus dej noo thiab tswj cov tshuaj lom neeg ruaj khov thaum lub sijhawm khaws cia thiab kev thauj mus los.
Cov txheej txheem tuav ntau yog siv rau loj - cov khoom siv chiv.
Khib Nyiab Gas thiab Environmental Treatment System
Potassium sulfate ntau lawm tsim cov kua qaub gases thiab plua plav uas yuav tsum tau kho ua ntej tso tawm.
- Cov ntaub ntub dej
- Alkali neutralization yees
- Hnab lim plua plav collectors
- Cov pa cua kiv cua
- Cov cuab yeej saib xyuas emission
Cov tshuab no neutralize acidic gases thiab ntes cov emissions los xyuas kom meej tswj ib puag ncig tawm.
Kev xaiv cov khoom siv rau cov khoom siv
Vim qhov kub thiab txias thiab corrosive chemical tej yam kev mob, kev xaiv cov khoom siv plays lub luag hauj lwm tseem ceeb nyob rau hauv kev ntseeg tau ntawm lub system.
- Acid-resistant cib hauv ob sab phlu rau qhov cub
- FRP pipelines rau acid tuav systems
- Cov pa roj carbon steel nrog tiv thaiv txheej
- Stainless hlau (304/316L) rau auxiliary khoom
- Ceramic-kab ducts nyob rau hauv siab corrosion zones
Kev xaiv cov khoom tsim nyog txuas ntxiv cov cuab yeej siv lub neej thiab txo kev tu ncua zaus.
Automation thiab Process Control System
Cov nroj tsuag niaj hnub potassium sulfate cia siab rau kev tswj hwm hauv nruab nrab rau kev ua haujlwm ruaj khov.
- PLC / DCS tswj systems
- Kub thiab siab sensors
- Cov ntsuas ntsuas thiab ntsuas ntsuas
- Rauv tswj modules
- Kev ruaj ntseg interlock systems
Automation ua kom ruaj khov cov tshuaj tiv thaiv, tswj kev noj tshuaj kom raug, thiab kev ua haujlwm nyab xeeb thoob plaws -kub thiab cov txheej txheem corrosive
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