Silica Gel Sand Kho Khoom Siv

Silica gel xuab zeb kho khoom siv
Silica gel xuab zeb (tseem hu ua sodium silicate xuab zeb los yog sodium silicate xuab zeb) yog ib qho inorganic binder hom xuab zeb feem ntau siv hauv kev lag luam casting. Lub hom phiaj tseem ceeb ntawm silica gel xuab zeb kho cov cuab yeej yog kom rov tsim dua thiab rov ua dua cov xuab zeb qub thaum txo cov nqi thiab txo cov khoom pov tseg kom tsawg, raws li qhov ua tau zoo ntawm cov xuab zeb.
Lub hauv paus ntawm silica gel xuab zeb kho cov cuab yeej yog "sand regeneration system", vim hais tias lub hardening thiab disintegration mechanism ntawm silica gel xuab zeb ua rau saum npoo ntawm cov xuab zeb qub yuav tsum tau them nrog ib tug nyuaj silicon gel zaj duab xis, uas ncaj qha reusing nws yuav cuam tshuam rau kev ua tau zoo ntawm cov xuab zeb.
Kev ua tiav silica gel xuab zeb kev kho mob feem ntau suav nrog cov hauv qab no:
1. Core regeneration cov cuab yeej (tso cais raws txoj cai regeneration)
Qhov no yog "lub plawv" ntawm lub system, txiav txim siab qhov zoo ntawm cov xuab zeb regenerated thiab tus nqi ntawm lub system.
Cov khoom siv qhuav rov tsim dua tshiab
Lub hauv paus ntsiab lus: Tshem tawm cov yeeb yaj kiab inert rau saum npoo ntawm cov xuab zeb qub los ntawm kev sib tsoo nrawm, kev sib txhuam, thiab kev sib tsoo.
Cov khoom siv tseem ceeb:
Kev cuam tshuam centrifugal regeneration tshuab: Cov xuab zeb ntws tawm hauv qab qhov kev txiav txim siab ntawm -ceev rotor thiab sib tsoo thiab rub nrog lub phiaj phaj lossis cov xuab zeb ntws. Qhov no yog tam sim no cov khoom siv dav siv thiab siv tau zoo dua qub.
Airflow impact regeneration machine: Siv siab -airflow ceev los tsav cov xuab zeb hais kom sib tsoo nrog ib leeg nyob rau hauv regeneration chamber los yog cuam tshuam rau hnav- resistant phiaj phaj.
Vibrating regeneration tshuab: Los ntawm kev co, cov xuab zeb particles tsim kev sib txhuam ntawm ib leeg, muaj peev xwm tsis muaj zog descaling, feem ntau yog siv los ua thawj zaug los yog ua ke nrog lwm yam khoom siv.
Nta: Cov cuab yeej siv yooj yim, siv hluav taws xob tsawg, tsis muaj dej pov tseg. Txawm li cas los xij, cov ntsiab lus ntawm Na₂O seem nyob rau hauv cov xuab zeb regenerated kuj yog siab heev (feem ntau tseem nyob rau hauv thaj tsam ntawm 0.3-1.0%), haum rau cam khwb cia hlau thiab cam khwb cia hlau qhov chaw uas tsis nruj xuab zeb yuav tsum tau zoo, los yog raws li cov pre-kho ntawm ntub regeneration.
Cov khoom siv ntub dej rov tsim dua tshiab
Lub hauv paus ntsiab lus: Siv dej ntxuav, so, thiab cov neeg kho tshuab nplawm thiab kev sib txhuam kom yaj thiab tshem tawm cov silicon gel zaj duab xis thiab alkali hlau oxides rau saum npoo ntawm cov xuab zeb.
Cov khoom siv tseem ceeb:
Hydraulic cyclone: ​​Cov khoom siv tseem ceeb. Cov xuab zeb - cov dej sib tov yog thawb raws cov tangent rau hauv lub cuab yeej, ua kom muaj zog swirling, cia siab rau lub zog centrifugal thiab kev sib txhuam ntawm cov khoom siv los ntxuav.
Lub tshuab ntxhua khaub ncaws/scraper tank: Ib lub tank nrog lub impeller muaj zog rau kev siv cov xuab zeb so - dej sib tov.
Cov txheej txheem ntws: Qub xuab zeb crushing → ntub dej rov tsim dua tshiab (so, cycloning) → Dewatering (vibrating npo, dehydrator) → ziab (boiling txaj tshuab ziab khaub ncaws, peb- dhau lub tshuab ziab khaub ncaws).
Nta: Qhov zoo ntawm cov xuab zeb regenerated yog qhov siab tshaj plaws, cov seem ntawm Na₂O tuaj yeem raug txo kom qis dua 0.1%, nce qib ntawm cov xuab zeb tshiab, nrog rau kev siv rov qab siab (txog 90%). Txawm li cas los xij, qhov system yog qhov nyuaj, kev nqis peev yog siab, muaj qhov teeb meem kev kho dej khib nyiab (yuav tsum tau muaj kev kho dej), thiab kev siv hluav taws xob kuj siab. Nws yog tsuas yog siv rau siab - zoo cam khwb cia hlau qhov chaw, complex thiab meej castings, los yog ntau lawm kab nrog nruj heev heev cov xuab zeb yuav tsum tau.
Thermal regeneration thiab ua ke regeneration
Thermal regeneration: Thaum kub siab (siab tshaj 700 degree), silicon gel zaj duab xis rau saum npoo ntawm cov xuab zeb hais tau hlawv thiab 酥化, thiab tom qab ntawd tshem tawm los ntawm kev sib txhuam. Yuav tsum muaj lub tshuab hluav taws xob combustion, nrog rau kev siv lub zog siab heev, feem ntau tsuas yog siv rau cov kev cai tshwj xeeb lossis ua ke nrog txoj kev qhuav / ntub dej.
Combined regeneration: Muab ob lossis ntau txoj hauv kev kom ua tiav cov txiaj ntsig zoo tshaj plaws thiab cov txiaj ntsig kev lag luam. Feem ntau yog "txoj kev qhuav + txoj kev ntub dej" lossis "txoj kev thermal + txoj kev qhuav". Piv txwv li, thawj zaug tshem tawm feem ntau ntawm cov yeeb yaj kiab inert los ntawm txoj kev qhuav, tom qab ntawd sib sib zog nqus huv los ntawm txoj kev ntub dej, uas tuaj yeem txo cov nqi thauj khoom thiab kev ua haujlwm ntawm cov txheej txheem ntub dej.
2. Txhawb cov khoom siv kho mob
Ib qho ua tiav silica gel xuab zeb kho kab kuj suav nrog cov kev sib txuas hauv qab no:
Ua ntej- cov cuab yeej kho mob:
Cov khoom siv crushing: Siv rau kev ua cov xuab zeb qub uas tau clumped tom qab casting ib feem sanding, xws li vibrating crushers, puab tsaig crushers, thiab lwm yam.
Cov khoom sib nqus sib nqus: Tshem tawm cov khoom sib nqus xws li cov taum hlau thiab cov npoo ya los ntawm cov xuab zeb, tiv thaiv cov khoom siv tom ntej.
Cov khoom siv sieving (xws li cov ntxaij vab tshaus vibrating): Tshem tawm cov xuab zeb loj, cov pob txha, thiab lwm yam, los ntawm cov khoom tsis yog- sib nqus impurities.
Ncej -kev kho thiab xuab zeb cia system:
Cov khoom siv xuab zeb txias: Qhov kub ntawm cov xuab zeb regenerated tuaj yeem siab, thiab nws yuav tsum tau txias kom ze rau chav sov ua ntej siv. Feem ntau yog siv lub tshuab ua cua sov los yog ob chav -disc coolers. Cov xuab zeb khaws cia thiab xa cov txheej txheem: suav nrog cov xuab zeb cia cov bins, thoob elevators, siv conveyors, pneumatic conveying li, thiab lwm yam, siv rau kev ncig thiab khaws cov ntaub ntawv xuab zeb.
Kev sib xyaw tshuab: Sib tov cov xuab zeb rov ua dua tshiab (lossis tov nrog cov xuab zeb tshiab) nrog cov iav dej tshiab, kho cov neeg ua haujlwm, thiab lwm yam, los npaj cov xuab zeb tuaj yeem siv tau. Feem ntau siv siab -kev ua tau zoo rotor- hom sib xyaw tshuab.
Environmental auxiliary khoom (tshwj xeeb tshaj yog rau cov txheej txheem ntub dej):
Kev kho dej: Kho cov dej khib nyiab uas tsim los ntawm kev ntub dej los ntawm cov txheej txheem xws li flocculation, sedimentation, thiab siab pom, ua tiav cov dej rov ua dua thiab ziab kom qhuav ntawm cov sludge (tsuas yog tsim los ntawm cov silica zoo thiab alkali).
Plua plav qhov system: Teem cov plua plav sau hoods thiab lub hnab -hom plua plav collectors ntawm cov plua plav- emitting cov ntsiab lus xws li crushing, tshuaj ntsuam, conveying, thiab qhuav reprocessing los sau hmoov av.
III. Kev xaiv cov cuab yeej thiab cov txheej txheem ntws tawm tswv yim
Kev xaiv ntawm cov khoom siv rov ua dua thiab cov txheej txheem ntws feem ntau yog nyob ntawm:
Cov khoom siv cam khwb cia thiab cov kev xav tau zoo: Cam khwb cia hlau thiab siab - zoo cam khwb cia hlau qhov chaw feem ntau yuav tsum tau ntub dej reprocessing xuab zeb; feem ntau cov hlau cam khwb cia siv tau siab - zoo qhuav reprocessing xuab zeb.
Ntau lawm batch loj thiab scale: Loj-scale nruam ntau lawm yog haum rau tag nrho automated ntub reprocessing kab; Cov khoom me me, ntau ntau yam tuaj yeem txais kev ua kom qhuav los yog cov txheej txheem ntub dej yooj yim.
Ib puag ncig cov cai thiab cov nqi siv nyiaj: Kev siv dej ntub dej thiab cov nqi khiav lag luam yog siab, tab sis muaj peev xwm ua rau xoom emission ntawm cov khoom pov tseg (khoom khib nyiab); Cov nqi ua kom qhuav yog tsawg, tab sis tseem qee cov xuab zeb pov tseg yuav tsum tau muab pov tseg thaum kawg.
Hom txheej txheem flow piv txwv:
Qhuav reprocessing kab ntawm dej iav xuab zeb kho khoom siv:
Kev tshem tawm plua plav → Crushing → Sib cais sib nqus → Kev tshuaj ntsuam → Qhuav reprocessing tshuab → xuab zeb txias → Cia → Sib tov.
Kev ntub dej reprocessing kab ntawm dej iav xuab zeb kho khoom siv:
Kev tshem tawm plua plav → Crushing → Sib cais sib nqus → ntub dej reprocessing unit (scrubbing + swirling) → Dewatering → drying → Cooling → Storage → Mixing.
(Complementary water treatment system: Dej khib nyiab → Sedimentation tank → Pressure filter → Clean water reuse, sludge is transported.) Summary
Tus yuam sij rau cov khoom siv tshuaj sodium silicate xuab zeb yog nyob rau hauv kev ua tau zoo thiab qis - nqi xuab zeb rov tsim dua. Txoj kev lag luam tam sim no yog:
Ua raws li qib siab - rov tsim dua tshiab: Cov txheej txheem ntub dej rov ua dua tshiab yog qhov ua tau zoo tas li, tshwj xeeb tshaj yog nrog kev nce qib ntawm kev kho dej, ua rau nws daim ntawv thov ua tau zoo dua.
Kev sib koom ua ke cov cuab yeej siv thiab kev siv tshuab hluav taws xob: Kev sib koom ua ke crushing, rov tsim dua tshiab, tshem tawm plua plav, kev thauj mus los, thiab kev tswj hwm rau hauv ib qho system kom txo cov av ua haujlwm thiab cov neeg ua haujlwm.
Hais txog kev tiv thaiv ib puag ncig thiab kev siv cov peev txheej: Lub hom phiaj yog kom ua tiav "zero emissions" ntawm cov xuab zeb qub thiab rov ua dua dej. Thaum npaj cov cuab yeej siv, nws raug nquahu kom muaj hauv - sib txuas lus tob nrog cov kws tshaj lij cov khoom siv casting. Raws li cov qauv ntawm koj cov khoom, ntim ntau lawm, peev nyiaj txiag thiab qhov chaw nyob, txiav cov txheej txheem tsim nyog tshaj plaws rau koj cov kev xav tau.