Cov pa roj carbon activated yog cov khoom siv feem ntau siv los nqus cov pa phem, tshem tawm cov ntxhiab thiab lim impurities. Nws muaj ntau yam kev siv, suav nrog huab cua huv, kev kho dej thiab kev lag luam emission tswj. Txawm li cas los xij, cov pa roj carbon activated yuav ncav cuag saturation tom qab lub sijhawm siv thiab poob nws lub peev xwm adsorption. Yog li ntawd, kev txiav txim raws sij hawm ntawm seb cov activated carbon saturated yog ib qho tseem ceeb los xyuas kom meej nws cov hauj lwm zoo thiab kev tswj nyiaj txiag. Shufang Activated Carbon yuav qhia meej txog yuav ua li cas txiav txim seb puas muaj cov pa roj carbon activated saturated, suav nrog cov txheej txheem tshawb nrhiav rau ntau hom activated carbon, kev coj ua zoo tshaj plaws rau saturated tom qab kho, thiab qhov ua tau ntawm cov pa roj carbon activated.
Lub hauv paus ntsiab lus ntawm activated carbon saturation
Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov pa roj carbon activated yog adsorb impurities hauv cov roj molecules lossis cov kua dej los ntawm nws cov qauv pore. Raws li lub sij hawm siv nce, lub pores ntawm activated carbon yog maj mam sau nrog adsorbed tshuaj. Thaum lub peev xwm adsorption ncav cuag nws qhov txwv, cov pa roj carbon activated ncav cuag saturation. Lub sijhawm no, cov pa roj carbon activated yuav tsis muaj peev xwm ua kom cov pa phem tshiab thiab yuav tsum tau hloov lossis rov tsim dua tshiab.
Cov txheej txheem rau kev txiav txim siab saturation ntawm activated carbon
Gas adsorption activated carbon
Rau cov pa roj carbon activated siv rau huab cua purification lossis kev kho cov roj pov tseg, cov hauv qab no tuaj yeem siv los txiav txim nws lub xeev saturation:
Gas detection method: Siv cov cuab yeej ntsuas roj los kuaj xyuas qhov hluav taws xob ntawm cov khoom siv hluav taws xob ua kom muaj pa. Yog tias qhov ntsuas pom muaj kuab paug nyob ze lossis tshaj li qhov tso cai emission tus qauv, nws txhais tau hais tias cov pa roj carbon activated yuav saturated.
Txoj kev sib txawv siab: Nruab lub ntsuas qhov sib txawv ntawm qhov nkag thiab qhov hluav taws xob ntawm cov khoom siv hluav taws xob ua kom pom tseeb los saib xyuas qhov sib txawv ntawm qhov nkag thiab qhov hluav taws xob. Thaum cov pa roj carbon activated yog saturated, cov roj ntws raug thaiv, uas ua rau muaj qhov sib txawv ntawm qhov siab. Thaum nws dhau qhov kev txwv preset, cov pa roj carbon activated yuav tsum tau hloov.
Kev kuaj pom pom: Rau qee qhov yooj yim, lub xeev saturation tuaj yeem raug txiav txim los ntawm kev tshuaj xyuas qhov pom ntawm cov xim hloov ntawm cov pa roj carbon activated. Saturated activated carbon feem ntau dhau los ua xim tsaus.
Activated carbon rau kua adsorption
Cov txheej txheem rau kev txiav txim siab lub xeev saturation ntawm cov pa roj carbon activated siv hauv kev kho dej los yog kua pom muaj xws li:
Txoj kev kuaj xyuas dej zoo: Tsis tu ncua ntsuas cov ntsuas dej zoo xws li turbidity, xim, tsw thiab cov pa phem tshwj xeeb. Thaum cov ntsuas no deteriorate mus ze los yog tshaj tus qauv tus nqi, nws txhais tau hais tias cov activated carbon yog saturated.
Kev ntsuas kev ua haujlwm adsorption: Siv cov qauv los kuaj qhov muaj peev xwm adsorption ntawm cov pa roj carbon activated, thiab tshuaj xyuas nws cov adsorption efficiency rau cov pa phem hauv chav kuaj. Yog tias qhov ua tau zoo poob qis, cov pa roj carbon activated yuav tsum tau hloov lossis rov tsim dua tshiab.
Cov kev kho mob tom qab saturation ntawm ntau hom activated carbon
Cov pa roj carbon activated muaj ntau hom, xws li hmoov, granular thiab honeycomb. Cov kev kho mob ntawm activated carbon nyob rau hauv ntau hom yog txawv tom qab saturation.
Powdered activated carbon
Powdered activated carbon feem ntau yog siv rau kev lim dej thiab kev kho dej. Vim nws cov qauv zoo particle, kev tsim dua tshiab yog qhov nyuaj dua. Nws yog feem ntau hloov ncaj qha tom qab saturation thiab kho raws li cov khoom pov tseg.
Granular activated carbon
Granular activated carbon yog dav siv nyob rau hauv huab cua purification thiab industrial pov tseg gas kho. Tom qab saturation, granular activated carbon feem ntau yuav regenerated. Regeneration method muaj xws li:
Regenerated granular activated carbon tuaj yeem rov qab siv tau, txo cov nqi khiav lag luam thiab kev kho khib nyiab ntawm kev lag luam.
Thermal regeneration: Los ntawm cua sov cov activated carbon ntawm qhov kub thiab txias, cov adsorbed organic teeb meem yog decomposed los yog volatilized los kho nws cov peev xwm adsorption.
Kev siv tshuaj tua kab mob: Siv cov tshuaj reagents (xws li kua qaub los yog alkali) los ntxuav cov pa roj carbon activated kom tshem tawm cov pa phem adsorbed.
Kev siv tshuaj lom neeg: siv cov kab mob me me kom degrade cov organic teeb meem nyob rau saum npoo ntawm cov pa roj carbon activated thiab rov ua nws lub peev xwm adsorption.
Honeycomb activated carbon
Honeycomb activated carbon muaj cov yam ntxwv ntawm cov qauv tsis tshua muaj zog thiab yooj yim tawg, yog li nws yog qhov nyuaj rau rov tsim dua tshiab. Txoj kev kho saturation ntawm honeycomb activated carbon feem ntau suav nrog:
Kev hloov ncaj qha: Txij li kev rov tsim dua tshiab yog qhov tsis yooj yim thiab cov txheej txheem nyuaj, honeycomb activated carbon yog hloov ncaj qha tom qab saturation feem ntau.
Kev pov tseg phom sij: Cov pa roj carbon monoxide hloov pauv feem ntau yog ua haujlwm los ntawm lub tuam txhab pov tseg pov tseg kev phom sij kom ntseeg tau tias nws muaj kev nyab xeeb thiab zoo ib puag ncig zaum kawg pov tseg.
Cov kev coj ua zoo tshaj plaws tom qab qhib cov pa roj carbon saturation
Kev saib xyuas tsis tu ncua
Kev saib xyuas tsis tu ncua ntawm adsorption efficiency thiab kev ua haujlwm ntawm txhua yam ntawm cov pa roj carbon activated yog tus yuam sij kom ntseeg tau tias nws ua haujlwm tau zoo. Los ntawm kev txheeb xyuas cov ntaub ntawv thiab kev twv ua ntej, lub xeev saturation ntawm cov pa roj carbon activated tuaj yeem kwv yees ua ntej, thiab cov phiaj xwm hloov pauv thiab rov tsim dua tshiab tuaj yeem tsim.
Optimizing siv tej yam kev mob
Tswj tsis tau xws li cov pa phem concentration, txaus tus nqi thiab kub nkag mus rau lub tshuab txais carbon adsorption ntaus ntawv yuav ncua lub neej kev pab cuam ntawm activated carbon thiab txo cov saturation zaus. Piv txwv li, nyob rau hauv cov txheej txheem ntawm kev kho cov roj khib nyiab, kev siv ntau theem pretreatment cov txheej txheem los txo cov pa paug nkag mus rau hauv cov pa roj carbon activated tuaj yeem txhim kho qhov ua tau zoo ntawm cov pa roj carbon activated.
Combination ntawm regeneration thiab hloov
Rau cov khoom siv hluav taws xob txuas ntxiv dua tshiab, cov chaw lag luam tuaj yeem tsim cov qauv kev tswj hwm uas sib xyaw ua kom rov tsim dua tshiab thiab hloov pauv kom siv tau cov peev txheej ntau tshaj plaws. Rau honeycomb activated carbon uas tsis haum rau kev tsim dua tshiab, hloov raws sij hawm thiab pov tseg kom zoo yog cov kev xaiv zoo tshaj.
Cov txheej txheem sib txawv activated carbon saturation
Kev txiav txim siab seb cov pa roj carbon activated puas yog qhov txuas tseem ceeb kom ntseeg tau tias nws ua haujlwm tau zoo. Los ntawm txoj kev xws li kev tshawb nrhiav roj, kev ntsuas qhov sib txawv, kev ntsuas dej zoo thiab kev ntsuas kev ua haujlwm adsorption, lub xeev saturation ntawm cov pa roj carbon activated tuaj yeem raug txiav txim kom raug. Cov kev kho mob ntawm ntau hom activated carbon tom qab saturation kuj txawv. Powdered activated carbon feem ntau yog hloov ncaj qha, granular activated carbon tuaj yeem rov tsim dua thiab siv tau, thiab honeycomb activated carbon feem ntau yog tswj hwm los ntawm cov tuam txhab pov tseg phom sij vim qhov nyuaj ntawm kev tsim dua tshiab. Los ntawm kev saib xyuas tsis tu ncua, kev ua kom zoo ntawm kev siv cov xwm txheej thiab cov qauv kev tswj hwm uas sib xyaw ua ke thiab hloov pauv, cov tuam txhab tuaj yeem tswj hwm kev siv cov pa roj carbon activated thiab xyuas kom nws cov adsorption efficiency thiab kev lag luam.